29th week of 2022 patent applcation highlights part 37 |
Patent application number | Title | Published |
20220229166 | RADAR ARRAY PHASE SHIFTER VERIFICATION - An improved circuit configuration is disclosed for calibrating and/or verifying the operation of phase shifters in a phased array radar system. In one illustrative embodiment, a method includes: (i) programming a set of phase shifters to convert a radio frequency signal into a set of channel signals; (ii) splitting off a monitor signal from each channel signal while coupling the set of channel signals to a set of antenna feeds; and (iii) while taking the monitor signals in pairs associated with adjacent channels, measuring a relative phase between each pair of monitor signals. | 2022-07-21 |
20220229167 | MIMO RADAR SENSOR INCLUDING SYNCHRONIZED HIGH-FREQUENCY CHIPS - A MIMO radar sensor including an array of transmitting antenna elements and receiving antenna elements that are offset relative to one another in a predefined direction, and including at least two electronic chips that are associated with different selections of the transmitting antenna elements and receiving antenna elements. At least one receiving antenna element is connectable to both chips, and the array includes at least one configuration of antenna elements that is made up of a transmitting antenna element with which the chip is associated, a receiving antenna element with which the chip is associated, a transmitting antenna element with which the chip is associated, and a receiving antenna element with which the chip is associated, and in which configuration the offset between the transmitting antenna elements matches the offset between the receiving antenna elements. | 2022-07-21 |
20220229168 | AXIAL DEVIATION ESTIMATING DEVICE - An axial misalignment estimation apparatus, mounted in a moving body, acquires reflection point information for each of reflection points detected by a radar apparatus, extracts, from the reflection points, at least a single road-surface reflection point detected by reflection on a road surface, based on the reflection point information. Based on the reflection point information, the axial misalignment estimation apparatus identifies, for each road-surface reflection point, apparatus system coordinates based on coordinate axes of the radar apparatus, and estimates an axial misalignment angle and a height of the radar apparatus using a relational expression established between at least two unknown parameters and at least two elements included in the apparatus system coordinates of the road-surface reflection point. The unknown parameters include the axial misalignment angle being a misalignment angle of a coordinate axis of the radar apparatus around a target axis, and a mounting height of the radar apparatus. | 2022-07-21 |
20220229169 | ANTENNA SELECTION IN A RADAR SYSTEM BASED ON MULTIPLE DETECTED OBJECTS AND MULTI-STEP PLANNING - A radar system includes antenna elements and receive channels. An adaptive switch couples the receive channels to a subset of the antenna elements as selected antenna elements. The selected antenna elements receive reflected signals from reflection by objects and each of the receive channels outputs the digital signal based on the reflected signal from the coupled selected antenna element. A controller processes the digital signal from each receive channel to estimate a direction of arrival (DOA) to each object and generate candidate configurations of the switch. Assessing the candidate configurations includes performing a multi-step assessment using a decision tree with each candidate configuration as a root and examining accuracy of an output at a last step in the decision tree to select a selected candidate configuration based on the accuracy. The switch is configured according to the selected candidate configuration prior to receiving the reflected signals for a next iteration. | 2022-07-21 |
20220229170 | SENSOR-CLUSTER APPARATUS - A sensor-cluster apparatus, in which a sensor configured to detect and collect external environment information is mounted in a case. The sensor-cluster apparatus includes a body member on which one kind or more of sensors are mounted on one surface thereof, a case in which an inner space is provided, and one surface thereof is opened to define an opening and on which the body member is mounted so that each of the sensors is exposed to the opening, and a position control device mounted inside the case to adjust a mounting position or a mounting angle of the body member. | 2022-07-21 |
20220229171 | SYSTEM AND METHOD FOR MICROWAVE IMAGING - A microwave imaging system is provided. The microwave imaging system comprises at least one transmitter circuit and a plurality of receiver circuits. The microwave imaging system further comprises at least one direct digital synthesizer (DDS) circuit, for generating a signal that is provided as an input to each of the plurality of receiver circuits by the at least one transmitter. The microwave imaging system further comprises a clock generation module which is configured to provide a clock signal to each of the at least one transmitter circuit, the plurality of receiver circuits, and the DDS circuit. | 2022-07-21 |
20220229172 | ACTIVE ANTENNA RADAR WITH EXTENDED ANGULAR COVERAGE - An active antenna radar able to produce an image with high angular resolution over a wide angular coverage, the antenna includes a number N of transmission channels and a number M of reception channels, each transmission channel and reception channel comprising an elementary antenna: each elementary antenna comprises a lens or a reflector associated with an array of elementary sources, the sources being configured to illuminate the lens or the reflector and at least the apertures being substantially arranged in the focal plane of the lens or centred around the focal point of the reflector; each elementary transmission or reception source being able to form or receive, respectively, a beam focused in a given direction, the directions being different from one transmission or reception source to another of one and the same elementary antenna; each elementary transmission or reception source being connected to a power amplifier or to a low-noise amplifier, respectively, and to switching means allowing the source to be supplied or not to be supplied with power or the signals from the source to be received or not to be received, respectively. | 2022-07-21 |
20220229173 | COMPLEX RECURRENT NEURAL NETWORK FOR SYNTHETIC APERTURE RADAR (SAR) TARGET RECOGNITION - Disclosed is a synthetic aperture radar (SAR) system for target recognition with complex range profile. The SAR system comprising a memory, a recurrent neural network (RNN), a multi-layer linear network in signal communication the RNN, and a machine-readable medium on the memory. The machine-readable medium is configured to store instructions that, when executed by the RNN, cause the SAR system to perform various operations. The various operation comprise: receiving raw SAR data associated with observed views of a scene, wherein the raw SAR data comprises information captured via the SAR system; radio frequency (RF) preprocessing the received raw SAR data to produce a processed raw SAR data; converting the processed raw SAR data to a complex SAR range profile data; processing the complex SAR range profile data with the RNN having RNN states; and mapping the RNN states to a target class with the multi-layer linear network. | 2022-07-21 |
20220229174 | DETERMINATION OF VESSEL CARGO CHARACTERISTICS USING INTERFEROMETRY - A method of determining cargo characteristics of a water-borne vessel includes obtaining a first Synthetic Aperture Radar (SAR) image of an area of interest, wherein the water-borne vessel is within the area of interest, and obtaining a second SAR image of the area of interest. In addition, the method includes generating an interferogram using the first SAR image and the second SAR image. Further, the method includes determining a height of the water-borne vessel above a surface of water using the interferogram. Still further, the method includes determining the cargo characteristics of the water-borne vessel based on the height. | 2022-07-21 |
20220229175 | Coherent, Multi-Static Radar System, In Particular For Use In A Vehicle - A radar system which can be used in a vehicle is presented. The radar system has a radar sensor for transmitting and receiving first radar signals and an evaluation device for processing radar signals received by the radar sensor. The radar system also has at least one active radar tag which is configured to retransmit received radar signals, amplified and modulated, as second radar signals, and the evaluation device is configured to determine information about an object both on the basis of components, received by the radar sensor, of the first radar signals reflected at the object and on the basis of components, received by the radar sensor, of the second radar signals reflected at the object. | 2022-07-21 |
20220229176 | OBJECT DETECTION DEVICE - An object detection device includes: a transmission unit transmitting a first transmission wave; a reception unit receiving a first reception wave reflected by an object; a signal processing unit sampling a first processing target signal according to the first reception wave and acquiring a difference signal based on a difference between the first processing target signal for at least one sample at a certain detection timing, and the first processing target signal for a plurality of samples in at least one of first and second periods; a threshold setting unit setting a threshold as a comparison target with the value of the difference signal, based on variation in the values of the first processing target signal for the plurality of samples; and a detection unit detecting information about the object at the detection timing based on a comparison result between the value of the difference signal and the threshold. | 2022-07-21 |
20220229177 | AIR-COUPLED ULTRASONIC INTERFEROMETRY METHOD - An air-coupled ultrasonic interferometric method is disclosed. An air-coupled ultrasonic transducer, as a probe, is placed directly facing the surface of a workpiece, and an ultrasonic wave is reflected back and forth between the ultrasonic transducer and the surface of the workpiece; the phase difference of the first echo reflected from the surface of the workpiece and reaching the air-coupled ultrasonic transducer is measured; based on the change of the ultrasonic frequency and wavelength, the measured distance is transformed into the rate of change of the acoustic phase with respect to the acoustic angular frequency, wherein the change in the acoustic angular frequency is a product obtained by multiplying 2π by the difference between the highest frequency F2 and the lowest frequency F1 within the bandwidth fB of the air-coupled ultrasonic transducer. | 2022-07-21 |
20220229178 | BEAMFORMING SONAR SYSTEM WITH IMPROVED SONAR IMAGE FUNCTIONALITY, AND ASSOCIATED METHODS - A system is provided for imaging an underwater environment. The system includes one or more arrays of transducer elements. Each array is operated at a fixed phase shift and varies in frequency so as to beamform multiple sonar return beams of a first range of angles and a second range of angles. The arrays can be oriented to cover the gap in sonar coverage for other arrays to create a continuous arc of sonar coverage. Accordingly, a 2D live sonar image can be formed. Three arrays are mounted in a housing in an X plus Line configuration with one of the arrays extending below the center of the X. | 2022-07-21 |
20220229179 | OBSTACLE DETECTION DEVICE AND OBSTACLE DETECTION METHOD - An obstacle detection device includes an acquisition unit configured to acquire path information to a parking position and range information representing a position and a range of an object existing around an own vehicle, an operation control unit configured to generate a driving signal, for operating a traveling driving device that travels a vehicle, according to the path information and outputs the generated driving signal to the traveling driving device, an inside/outside determination unit configured to determine, when receiving surroundings information representing a situation around the own vehicle, whether a target object included in the received surroundings information is an object positioned inside the range represented by the range information or an object positioned outside the range, and an obstacle determination unit configured to determine whether or not the object that has been determined to be positioned outside the range is an obstacle to the own vehicle traveling in a parking path. | 2022-07-21 |
20220229180 | DISTANCE SENSING AND VISUAL INDICATOR ARRAYS WITH RECONFIGURABLE DETECTION WINDOWS - Apparatus and associated methods relate to an array of individually readable distance sensors disposed along a first axis on a platform and configurable to detect penetration of a first plane containing the first axis, and an array of individually controllable light emitting indicators disposed on the platform along at least a second axis and configurable to emit visual indicia to a user out of the first plane. The visual indicia may, for example, be associated with the detected penetration. A reconfigurable predetermined detection window may, for example, be generated by associating adjacent sensors detecting input during a teaching operation. The detection window may, for example, be further generated by determining at least one distance threshold profile as a function of input received from the adjacent sensors during the teaching operation. Various embodiments may advantageously enable efficient configuration of generic sensing and indication units. | 2022-07-21 |
20220229181 | LASER RANGEFINDER - A laser rangefinder, including: a housing; a first rotational mechanism, mounted to the housing, including a first shaft and a first driving device, the first driving device driving the first shaft to rotate about a first axial direction; a reflector, connected with the first shaft; a laser rangefinding module, mounted within the housing, including a transmitting module and a receiving module; a second rotational mechanism, mounted to the housing, including a second shaft and a second driving device, the second driving device driving the second shaft to rotate about a second axial direction, the first axial direction and the second axial direction being non-parallel; wherein the first shaft is configured to drive the reflector to rotate on a scan plane, the first rotational mechanism, the laser rangefinding module and the second rotational mechanism are located at a same side of the scan plane. | 2022-07-21 |
20220229182 | Surveying Instrument - There is provided a surveying instrument including a distance measurement arithmetic module configured to measure a distance to an object and the reflection intensity of a reflected distance measuring light based on a distance measuring light and the reflected distance measuring light, a narrow-angle image pickup module configured to acquire an image with an axis of the distance measuring optical as a center, an optical axis deflector configured to have a wavelength dispersion compensation prism arranged in the distance measuring optical axis and deflect the distance measuring optical axis by the rotation of the wavelength dispersion compensation prism, an extracting means configured to extract an end face reflection image of the wavelength dispersion compensation prism from the image, and an arithmetic control module configured to calculate a deflecting direction of the optical axis deflector based on the end face reflection image extracted by the extracting means. | 2022-07-21 |
20220229183 | LiDAR INTEGRATED WITH SMART HEADLIGHT AND METHOD - A system and method using a single-minor micro-electro-mechanical system (MEMS) two-dimensional (2D) scanning mirror assembly, and/or a digital micromirror device (DMD having a plurality of independently steerable minors) for steering a plurality of light beams that include one or more light beam(s) for the headlight beam(s) of a vehicle and/or one or more light beam(s) for LiDAR purposes, along with highly effective associated devices for light-wavelength conversion, light dumping and heatsinking. Some embodiments include a digital camera, wherein image data from the digital camera and distance data from the LiDAR sensor are combined to provide information used to control the size, shape and direction of the smart headlight beam. | 2022-07-21 |
20220229184 | SYNCHRONIZATION DEVICE, SYNCHRONIZATION METHOD, AND SYNCHRONIZATION PROGRAM - A synchronization device includes a synchronization prediction unit, a change amount calculation unit, an image estimation unit, a difference extraction unit, and a determination unit. The synchronization prediction unit is configured to predict a synchronization error time between a radar sensor and an external camera. The change amount calculation unit is configured to calculate a change amount of the reflected wave image in a shutter frame of the external camera. The image estimation unit is configured to estimate the reflected wave image for a synchronization timing that is shifted from a start timing of the shutter frame by the synchronization error time. The difference extraction unit is configured to extract a difference by comparing the reflected wave image for the synchronization timing with the outside light image. The determination unit configured is to determine, based on the difference, whether to return to a step of predicting the synchronization error time. | 2022-07-21 |
20220229185 | SYNTHETIC BATHYMETRY GENERATION USING ONE OR MORE FRACTAL TECHNIQUES - Method, apparatus, and computer program product are provided for generating synthetic bathymetry using one or more fractal techniques. In some embodiments, real terrain data generated from sensor-based measurement of terrain associated with but outside a water body are received. This data may include, for example, real terrain data generated from sensor-based measurement (e.g., LiDAR) of at least a portion of an area proximate the water body. One or more fractal dimensions is/are extracted from the real terrain data, and synthetic bathymetry of the water body is generated based on the one or more fractal dimensions using one or more fractal terrain generation techniques. In some embodiments, one or more simulated geological processes is/are applied to the synthetic bathymetry. For example, a simulated sedimentation process and/or a simulated erosion process may be applied to soften the synthetic bathymetry. | 2022-07-21 |
20220229186 | OBJECT SHAPE DETECTION APPARATUS AND METHOD - An object shape detection method. The method includes determining an area estimated as one object from scanning information obtained by scanning around the moving object; obtaining line information of the one object; generating pattern shapes each of which one side includes at least part of the line information; and selecting a representative pattern shape of the one object corresponding to a shape of an object by using the scanning information. | 2022-07-21 |
20220229187 | LIDAR-DRIVEN MMWAVE BEAM MANAGEMENT - A method is provided for beam management. The method includes obtaining, by a Light Detection and Radar (LiDAR) sensor having one or more LiDAR cameras performing ray-tracing, out-of-band infrared measurements of a surrounding environment. The method further includes selecting, by a base station, a transmission and reception beam pair for use in the surrounding environment from a plurality of available transmission and reception beam pairs responsive to the out-of-band measurements of the surrounding environment. | 2022-07-21 |
20220229188 | DETECTION DEVICE WITH AT LEAST ONE SENSOR DEVICE, AN ANALYSIS DEVICE, A LIGHT SOURCE, AND A CARRIER MEDIUM - A carrier medium is designed as a waveguide on which a coupling region and a decoupling region are provided. The coupling region is designed to couple light, which has been emitted from a light source and reflected on an object in the surroundings, into the carrier medium. The coupled reflected light is then transmitted to the decoupling region by internal reflection, and the reflected light is decoupled again at the decoupling region and is transmitted to the at least one sensor device, which is designed as a time-of-flight camera device. The sensor device provides the detected light in the form of sensor data, describing the propagation time of the light reflected on the object, to an analysis device that obtains object data, which describes the position of the object. | 2022-07-21 |
20220229189 | TIME-OF-FLIGHT SENSOR AND SYSTEM - The present disclosure pertains to a time-of-flight system, having: an illumination source, a time-of-flight camera having a time-of-flight sensor, including: a light sensing circuitry for detecting light and outputting light sensing signals; and a logic circuitry for processing the light sensing signals from the light sensing circuitry, wherein the logic circuitry includes a sequencer circuitry and a register circuitry, wherein the register circuitry includes multiple registers for storing data which are derived on the basis of the light sensing signals and wherein the sequencer circuitry is adapted to select at least a first set of registers of the register circuitry and a second set of registers of the register circuitry for dynamically providing a first type of frames based on the selected first set of registers and a second type of frames based on the selected second set of registers, wherein first type frames and second type frames are generated in a defined sequence of frames, and a host circuitry connected via a bus to the time-of-flight camera, wherein the host circuitry is configured to configure the sequencer circuitry. | 2022-07-21 |
20220229190 | BEAM-STEERING DEVICES AND METHODS FOR LIDAR APPLICATIONS - A LIDAR apparatus for scanning a scene is provided that includes a transmitter stage, a receiver stage, a beam-steering engine configured to steer the light beam received from the transmitter stage in different directions to scan at least a portion of the scene. The beam-steering engine is responsive to steering commands to produce corresponding deflections of the light beam. | 2022-07-21 |
20220229191 | METHOD OF DETECTING TUNNEL AND OVERPASS BY USING LIDAR SENSOR AND APPARATUS THEREFOR - A method of detecting a tunnel or an overpass performed by a tunnel detection apparatus. The method includes obtaining multi-layer data divided up and down from a LiDAR sensor and detecting entry or exit of the tunnel or the overpass around a moving object on which the tunnel detection apparatus is mounted based on distance information indicated by each of at least some layer data among the multi-layer data. | 2022-07-21 |
20220229192 | OPTICAL RANGING DEVICE AND CONTROL METHOD FOR OPTICAL RANGING DEVICE - An optical ranging device installed in a vehicle includes: a light emitter that emits irradiation light; a scanner that scans a predefined scan region with the irradiation light; a light receiver that, in response to the scan with the irradiation light, receives light including reflected light of the irradiation light from the scan region and outputs an electrical signal corresponding to the reception state of the reflected light; and a measurer that measures the distance to an object within at least the scan region based on the signal output from the light receiver. The optical ranging device changes the state of scanning by the scanner with the irradiation light in accordance with the traveling situation of the vehicle. | 2022-07-21 |
20220229193 | VEHICLE POSITIONING METHOD, APPARATUS AND AUTONOMOUS DRIVING VEHICLE - The present disclosure provides a vehicle positioning method, an apparatus and an autonomous driving vehicle, relating to autonomous driving in the technical field of artificial intelligence, which can be applied to high-definition positioning of the autonomous driving vehicle, the method including: if there is no high-definition map in a vehicle, acquiring intermediate pose information of the vehicle based on a global navigation satellite system and/or an inertial measurement unit in the vehicle, and determining the intermediate pose information as global positioning information; acquiring local positioning information; performing fusion processing to the global pose information and the local pose information to obtain fused pose information; performing compensation processing to the fused pose information according to the global attitude angle information and the local attitude angle information to obtain a position of the vehicle. | 2022-07-21 |
20220229194 | ACTIVE PIXEL SENSOR AND FLAT PANEL DETECTOR - The present disclosure provides an active pixel sensor and a flat panel detector. The active pixel sensor includes: a light sensing device configured to convert light sensed by the light sensing device into charges and supply the charges to a floating diffusion node; an amplification sub-circuit configured to amplify a signal according to a potential at the floating diffusion node and output the amplified signal through the output terminal; an adjustment sub-circuit configured to adjust, in response to a first control signal, a conversion gain from an amount of the light sensed by the light sensing device to the potential at the floating diffusion node; and a read sub-circuit configured to transmit a voltage of the input terminal of the read sub-circuit to the output terminal of the read sub-circuit according to a scan signal provided by the scan line. | 2022-07-21 |
20220229195 | RADIATION DETECTORS FOR SCANNING SYSTEMS, AND RELATED SCANNING SYSTEMS - A radiation scanning system comprises a radiation detector configured to measure at least some radiation. The radiation detector comprises an arc portion exhibiting a semicircular shape, the arc portion comprising a plurality of facets on a side thereof, a detector module coupled to each facet, the detector module comprising a base portion comprising a first substantially planar surface in contact with the facet, a detector unit coupled to a second substantially planar surface of the base portion, the second substantially planar surface parallel with the first substantially planar surface, and a cooling structure in thermal communication with a side of the arc portion opposite the plurality of facets. Related radiation detectors and radiation systems are also disclosed. | 2022-07-21 |
20220229196 | PIXEL SUMMING SCHEME AND METHODS FOR MATERIAL DECOMPOSITION CALIBRATION IN A FULL SIZE PHOTON COUNTING COMPUTED TOMOGRAPHY SYSTEM - A method and a system for a two-step calibration method for the polychromatic semiconductor-based PCD forward counting model, to account for various pixel summing readout modes for imaging at different resolutions. The flux independent weighted bin response function is estimated using the expectation maximization method, and then used to estimate the pileup correction terms at plural tube voltage settings for each detector pixel. To correct the variation of the detector response due to different PCD sub-pixel summing schemes, the embodiments calibrate forward model parameters based on the various pixel readout modes. | 2022-07-21 |
20220229197 | SYSTEMS AND METHODS FOR EMULATING SCINTILLATION EVENTS USING AN ELECTRONIC TEST SOURCE - Presented herein are systems and methods that provide for calibration and/or testing of liquid scintillation counters (LSCs) using an electronic test source. In certain embodiments, the electronic test source described herein provides for emission of emulated radioactive event test pulses that emulate light pulses produced by a scintillator as a result of radioactive decay of a variety of different kinds of radioactive emitters (e.g., beta, alpha, and gamma emitters). Additionally, in certain embodiments, the systems and methods described herein provide for the emission of emulated background light (e.g., luminescence and after-pulses) from the electronic test source. The emulated radioactive event test pulses and, optionally, emulated background light can be used for the calibration and/or testing of LSCs, in place of hazardous radioactive material and/or volatile chemicals. Accordingly, the systems and methods described herein dramatically improve the calibration and/or testing of liquid scintillation counters. | 2022-07-21 |
20220229198 | SENSOR ASSEMBLY - Example sensor assemblies, seismic sensor incorporating the sensor assemblies, and methods relating thereto are disclosed. In an embodiment, the sensor assembly includes an electrically conductive outer housing, and an electrically insulating holder disposed within the outer housing. The holder comprises a recess. In addition, the sensor assembly includes a sensor element disposed within the recess of the holder. The sensor element is electrically insulated from outer housing by the holder. | 2022-07-21 |
20220229199 | INTERPRETING SEISMIC FAULTS WITH MACHINE LEARNING TECHNIQUES - A method for interpreting seismic data includes receiving seismic data that represents a subterranean volume, and generating inline probability values and crossline probability values using a first machine learning technique. The first machine learning technique is trained to identify one or more vertical fault lines in a seismic volume based on the seismic data. The method includes generating a merged data set by combining the inline probability values and the crossline probability values, training a second machine learning technique based on a subset of labeled horizontal planes from the merged data set, the second machine learning technique trained to identify horizontal fault lines from the seismic volume, and generating a representation of the seismic volume based on the second machine learning technique, the representation including an indication of a three-dimensional fault structure within the seismic volume. | 2022-07-21 |
20220229200 | SYSTEMS AND METHODS FOR WORKFLOW TO PERFORM WELL LOGGING OPERATIONS TRACKING AND EFFICIENCY ASSESSMENT - Systems and methods identify events during a well operation. Systems and methods receive data identifying parameters for the event related to the downhole well. An interactive graphical representation of a hierarchical taxonomy for selection of a selected classification for the event is displayed. The hierarchical taxonomy includes a plurality of classifications of well operation. A tool for identification and classification for the event is presented. The tool also serves for the purpose of data collection to allow development of automatic well operation events recognition models. The data identifying the parameters for the event are compared to historic data related to a plurality of events identified with the selected classification to determine one or more performance parameters for the event. | 2022-07-21 |
20220229201 | PORE PRESSURE IN UNCONVENTIONAL FORMATIONS - Disclosed are methods, systems, and computer-readable medium to perform operations including: receiving a density log and a compressional slowness log measured in a wellbore located in a formation; generating, based on at least one of the density log or the compressional slowness log, a reference compressional slowness log; determining, for an interval in the formation, a relationship between the compressional slowness log and the reference compressional slowness log; generating, based on the relationship and known pressure information in the interval, a pressure scale for the formation; and using the pressure scale to calculate pressure in the interval. | 2022-07-21 |
20220229202 | METHOD AND SYSTEM FOR AUTOMATIC PICKING OF BOREHOLE ACOUSTIC EVENTS BASED ON NEW OBJECTIVE FUNCTION - A method including obtaining, by a computer processor, a sonic waveform for each of a plurality of source and receiver positions along a borehole, and a sonic wave propagation velocity of a target event for the plurality of positions. Further, performing, a linear moveout correction on the sonic waveforms based on the velocity and stacking the linear moveout corrected waveforms to generate a stacked waveform at the plurality of positions. The method further includes determining an arrival-time of the target event on the stacked waveforms based on an extremum of a first objective and predicting a candidate arrival-time of the target event for the sonic waveform at the plurality positions based on the arrival-time of the target event on the stacked waveforms, and the sonic velocity. The method still further includes determining an arrival-time for the target event on the sonic waveform at the plurality positions within the borehole based on the candidate arrival-time of the target event and an extremum of a second objective function. | 2022-07-21 |
20220229203 | NUCLEAR MAGNETIC RESONANCE DATA ACQUISITION SYSTEM - A method can include controlling radio frequency emission circuitry of a nuclear magnetic resonance unit to emit radio frequency energy according to a first set of parameters that comprises a first wait time for an even number of sequence repeats with positive and negative phases and to emit radio frequency energy according to a second set of parameters that includes a second wait time for a single sequence with a single phase, where the second wait time is greater than the first wait time; and acquiring, via antenna circuitry and analog-to-digital conversion circuitry, nuclear magnetic resonance. | 2022-07-21 |
20220229204 | Scanning Systems - The present application is directed toward cargo scanning systems having scanners, each arranged to scan a respective object and generate a set of scan data, processors arranged to process each set of scan data to determine whether it meets a predetermined threat condition, workstations, and data management system arranged to direct data that meets the threat condition to one of the workstations for analysis. | 2022-07-21 |
20220229205 | APPARATUS, SYSTEM AND METHOD REGARDING BOREHOLE MUON DETECTOR FOR MUON RADIOGRAPHY AND TOMOGRAPHY - A borehole muon detector for detecting and characterizing a geographic region of interest is provided, the borehole muon detector comprising a housing and sensor, which is housed in the housing, the sensor including: a plurality of photodetector elements; at least one printed circuit board in electrical communication with the plurality of photodetectors and including an integrated electronic circuit for tracking time; a first helical bundle of scintillator fibers; an oppositely wound helical bundle of scintillator fibers, the oppositely wound helical bundle, the first helical bundle and the opposite helical bundle defining an outer cylinder, which includes a first end and a second end and a bore therebetween, each scintillator fiber of each bundle directly optically connected to a photodetector element at least at one end and indirectly optically connected to the photodetector element at no more than one end; and a plurality of scintillator bars, each comprising a first end, a second end and an optical fiber extending from the first end to the second end, the plurality of scintillator bars vertically disposed in the bore of the outer cylinder, each optical fiber of the scintillator bar optically directly connected to a photodetector element at least at one end and indirectly optically connected to the photodetector at no more than one end. | 2022-07-21 |
20220229206 | LIGHT CURTAIN SYSTEM AND ENHANCED GEOMETRIC CONFIGURATIONS - The present disclosure is directed toward a beam projection system, including a beam transmitter, a beam receiver, a plurality of emitters, and a plurality of detectors. The beam transmitter has one or more light sources to transmit a beam, and also has a centerline. The beam receiver is arranged to receive the beam from the beam transmitter. The beam receiver has an acceptance centerline. The plurality of emitters and the plurality of detectors form a light curtain that is patterned about the beam, and are positioned to surround the beam. The plurality of emitters each have a centerline and each have a divergence angle centered on the centerline. The placement and orientation of the plurality of emitters about the acceptance centerline of the beam receiver are configured to align the centerlines of the plurality of emitters substantially parallel to the incoming beam. The detection of one or more of the plurality of emitters by one or more of the plurality of detectors depends on the divergence angles of each of the plurality of emitters and the tilt of the beam receiver relative to the beam centerline. | 2022-07-21 |
20220229207 | MULTILAYER METALENS - A multilayer metalens includes a substrate having first, second, and third axes that are perpendicular to each other. A first layer of antennas is arranged, relative to the third axis, on the substrate. Each antenna of the first layer of antennas is rotated relative to the first and second axes based on a position of each antenna of the first layer of antennas along the first and second axes. A second layer of antennas is arranged, in the third axis, on the first layer of antennas. Each antenna of the second layer of antennas is rotated relative to the first and second axes based on a position of each antenna of the second layer of antennas along the first and second axes. Each antenna in the first and second layers of antennas has, in a plane parallel to a top of the substrate an elongated shape. Each antenna in the first layer of antennas has a different rotation relative to the first and second axes than an antenna in the second layer of antennas that is located, relative to the third axis, adjacent to the respective antenna in the first layer of antennas. | 2022-07-21 |
20220229208 | ANTI-GLARE FILM; ANTI-GLARE ARTICLE, TOUCHSCREEN, AND DISPLAY DEVICE USING SAME; AND METHOD FOR SELECTING ANTI-GLARE FILM - Provided is an anti-glare film that can suppress glare in various display devices with different distances between the display elements and the anti-glare layer. The anti-glare film includes an anti-glare layer, wherein the anti-glare layer has a 500-μm square area, as measured for surface roughness, satisfying condition 1 and condition 2 below, where the maximum peak height is defined as P, a plane having a height obtained by adding P/6 to the average height is defined as the first reference plane, the number of projections exceeding the first reference plane is defined as N1, a plane having a height obtained by adding P/3 to the average height is defined as the second reference plane, and the number of projections exceeding the second reference plane is defined as N2: | 2022-07-21 |
20220229209 | METHOD FOR MANUFACTURING LIGHT FIELD DISPLAY DEVICE AND LIGHT FIELD DISPLAY DEVICE - A method for manufacturing a light field display device and a light field display device are provided, the method includes: forming a plano-concave lens layer on a substrate, and the plano-concave lens layer comprises a plurality of plano-concave lenses arranged in an array and a plurality of alignment marks arranged at preset positions; forming a first planarization layer covering the plano-concave lens layer to form a microlens array, the first planarization layer having a refractive index greater than a refractive index of the plano-concave lens layer; attaching the light-emitting side of the display panel to a side of the microlens array away from the substrate according to the alignment mark. | 2022-07-21 |
20220229210 | Microlens array with tailored sag profile - An optical device includes a first array of emitters disposed on a substrate and configured to emit respective beams of optical radiation in a direction perpendicular to the substrate. A second array of microlenses is positioned on the substrate in alignment with the respective beams of the emitters, having respective sag profiles that vary over an area of the substrate. The second array includes at least first microlenses in a central region of the substrate and second microlenses in a peripheral region of the substrate, such that the first microlenses have respective first focal powers, while the second microlenses have respective second focal powers, which are less than the first focal powers. | 2022-07-21 |
20220229211 | IMAGE DETECTION DEVICE AND IMAGE DETECTION METHOD - An image detection device includes an image detection optical system including a liquid resonant lens; an image detector configured to detect an image corresponding to a detection phase of a drive signal through the image detection optical system; a range determination unit configured to determine a first half or a second half of a cycle of the drive signal as a designated allowable range of the detection phase based on whether a phase delay shown by a variation waveform of a focus position is positive or negative; a detection phase setting unit configured to set the detection phase in the designated allowable range; and a detection control unit configured to control an image-detection timing by the image detector to a timing offset from the detection phase by an angle corresponding to the phase delay. | 2022-07-21 |
20220229212 | TRANSPARENT ELEMENT WITH DIFFUSE REFLECTION - A process for producing a transparent layered element exhibiting a diffuse reflection property, to this layered element as such and to the use thereof in a plurality of industrial applications. There is also provided a projection or back-projection method implementing such a layered element. | 2022-07-21 |
20220229213 | DIFFRACTION ELEMENT AND IMAGING DEVICE - An imaging region of an image sensor is used more efficiently. A diffraction element ( | 2022-07-21 |
20220229214 | COLOR CONVERSION PANEL AND DISPLAY DEVICE INCLUDING THE SAME - A color conversion panel including: a first substrate; light blocking members disposed on the first substrate while being separated from each other; a first color conversion layer, a second color conversion layer, and a transmissive layer that are respectively disposed between the light blocking members; and a capping layer disposed on the first color conversion layer, the second color conversion layer, and the transmissive layer. The capping layer is a multi-layer structure containing SiON having different compositions. | 2022-07-21 |
20220229215 | RADIATION SUPPRESSION FILM AND RADIATION SUPPRESSION STRUCTURE - A radiation suppression film includes a porous body containing a material transparent to a long wavelength infrared ray as a base material. | 2022-07-21 |
20220229216 | Multi-Stage Optical Article - The present invention relates to optical articles that exhibit a uniform first transmittance when directly exposed to actinic radiation, such as sunlight; a gradient second percent transmittance when exposed to actinic radiation that has passed through an actinic radiation blocking or attenuating transparency (such as a vehicle windshield) interposed between the source of actinic radiation and the optical article; and a uniform third percent transmittance when free of exposure to actinic radiation. With the inventive optical articles, the uniform first percent transmittance is less than the uniform third percent transmittance. The present invention also relates to photochromic optical articles. | 2022-07-21 |
20220229217 | DIMMING SUBSTRATE, MANUFACTURING METHOD THEREOF, DIMMING STRUCTURE AND DIMMING MODULE - The present disclosure provides a dimming substrate, a manufacturing method of the dimming substrate, a dimming structure and a dimming module, and relates to the technical field of display. According to the present disclosure, a bonding layer, a flexible base plate, an electrode layer and an orientation layer are sequentially arranged on a rigid carrier plate, and the bonding layer includes one or more adhesive layers. By removing flexible base films from the bonding layer, the bonding layer only includes one or more adhesive layers, such that the dimming substrate includes less flexible base films. | 2022-07-21 |
20220229218 | OPTICAL LAMINATE AND IMAGE DISPLAY DEVICE - Provided is an image display device including an optical laminate having, in order, a pressure-sensitive adhesive layer, a specific laminate including an alignment layer and an optically anisotropic layer which are adjacent to each other, and another pressure-sensitive adhesive layer in this order, in which the pressure-sensitive adhesive layers are adjacent to the two surfaces of the specific laminate. The specific laminate has a thickness of 15 μm or less, the optically anisotropic layer has a thickness of 5 μm or less, and a thickness d of the alignment layer and an elastic modulus E of the alignment layer satisfy Expression (1): −E+0.45×d+3.6>0 (1), where d is in units of μm, and E is in units of GPa. | 2022-07-21 |
20220229219 | LIGHTING DEVICE AND DISPLAY DEVICE - A lighting device includes a first light guide area sandwiched between partitions extending along a first direction, a first light emitting element emitting light in a first wavelength band, and a semi-transmitting reflective film covering the first light guide area, the first light guide area including a first protrusion, and a reflective film covering the first protrusion and each side of the partitions, the first light guide area including, a first part having a constant first width in a second direction crossing the first direction, and a second part adjacent to the first part and the first width decreasing as it recedes from the first part, wherein the first light emitting-element is arranged in the second part. | 2022-07-21 |
20220229220 | OPTICAL DEVICE FOR AUGMENTED REALITY HAVING IMPROVED LIGHT TRANSMITTANCE - The present invention provides an optical device for augmented reality having improved light transmittance, the optical device including: an image output unit configured to output augmented reality image light corresponding to an image for augmented reality; a reflective unit configured to transfer the augmented reality image light to the pupil of an eye of a user through reflection; and an optical means adapted such that the reflective unit is disposed therein, and configured to transmit at least a portion of real object image light therethrough toward the pupil of the eye of the user; wherein the reflective unit is formed to have a size of 4 mm or less, and is composed of an optical filter that reflects only image light belonging to the wavelength band of a specific color and transmits image light having a wavelength other than the wavelength band of the specific color therethrough. | 2022-07-21 |
20220229221 | EDGE-LIT LIGHT PANEL - In an embodiment, there is provided a light guide for an edge-lit light panel. The light guide includes a first light coupling surface; a second light coupling surface; a first light output surface; and a second light output surface. The second light coupling surface opposes the first light coupling surface. The second light output surface opposes the first light output surface. The first light output surface and the second light output surface are coupled between the first light coupling surface and the second light coupling surface. Each light coupling surface is configured to receive incident light from a respective light source and to produce at least a portion of a batwing light beam inside the light guide. The at least a portion of the batwing light beam is concentrated adjacent the first light output surface, the first light output surface corresponding to a first light extraction surface. | 2022-07-21 |
20220229222 | Color Liquid Crystal Displays and Display Backlights - A display includes a display panel and a backlight. The backlight includes an excitation source that generates blue excitation light with a dominant emission wavelength in a range 445 nm to 465 nm; and a wavelength converting film located remotely to the excitation source and between the excitation source and display panel. The wavelength converting film, in terms of photoluminescence material, includes a manganese-activated fluoride phosphor and a europium activated sulfide phosphor; where the manganese-activated fluoride phosphor receives at least a portion of the blue excitation light and in response emits red light with a peak emission wavelength in a range 610 nm to 650 nm; and where the europium activated sulfide phosphor receives at least a portion of the blue excitation light and in response emits green light having a peak emission wavelength in a range 525 nm to 545 nm; and where the europium activated sulfide phosphor is coated with at least one oxide material. | 2022-07-21 |
20220229223 | DISPLAY DEVICE, AUGMENTED REALITY APPARATUS AND DISPLAY METHOD - A display device includes: a first coupling-in module configured to couple first image light into a light guide assembly at a preset first incident angle, thereby enabling the first image light to propagate in the light guide assembly by total reflection and to be incident in a coupling-out light-splitting module; a second coupling-in module configured to couple second image light into the light guide assembly at a preset second incident angle, thereby enabling the second image light to propagate in the light guide assembly and to be incident in the coupling-out light-splitting module; a coupling-out light-splitting module configured to, couple the first and second image light out from the light guide assembly to enter a first position area and a second position area of the human eye, respectively. The first and second image light are different light field information of an identical image; and are both collimated light. | 2022-07-21 |
20220229224 | RECURSION-BASED DESIGN FOR SUPPRESSING INTER-FIBER CROSS-TALK IN MULTI-CORE FIBERS - Embodiments relate to generating a configuration of waveguide propagation constants formed in a waveguide array system. The configuration of propagation constants can be made via a recursive detuning process that produces approximations to a fractal structure designed to maximally localize eigenstates of a waveguide array. The eigenstates being maximally localized enables strong suppression of crosstalk between the waveguides. Performing more detuning iterations can produce a configuration of propagation constants that better approximates the fractal structure and suppresses crosstalk over larger distances. | 2022-07-21 |
20220229225 | BORON NITRIDE NANOTUBE COATED OPTICAL WAVEGUIDE AND USES THEREOF - A solution is provided comprising boron nitride nanotubes (BNNTs) in a liquid solvent. An optical waveguide, such as an optical fiber, is contacted with the solution so as to form a layer of the solution supported on at least a portion of the optical waveguide. The liquid solvent is then removed from the layer of the solution supported on the optical waveguide in order to form a coating of the BNNTs on the optical waveguide. Further provided is a BNNT coated optical waveguide for use as a sensor. | 2022-07-21 |
20220229226 | OPTICAL FIBER AND OPTICAL TRANSMISSION MODULE - An optical fiber includes: a first core portion capable of transmitting first light; a second core portion formed on an outer periphery of the first core portion in a structure different from that of the first core portion and capable of transmitting second light different from the first light. The second core portion is formed around the outer periphery of the first core portion, and a center of the second core portion is positioned in a region of the first core portion. | 2022-07-21 |
20220229227 | INTEGRATED PHOTONICS VERTICAL COUPLER BASED ON SUBWAVELENGTH GRATING - Techniques relating to an improved optical waveguide are described. The optical waveguide includes an upper and lower waveguide that each comprise a first and second layer, in which photons are transferred from the lower waveguide to the upper waveguide. A structured subwavelength coupling region is included, for example, in the first upper waveguide layer. The fill factor of the subwavelength grating coupling region is increased in the direction of light propagation to increase the index of refraction of the structured subwavelength coupling region and therefore improve photon transfer from the lower waveguide. Additionally, the width of the optical waveguide (at least along the structured subwavelength coupling region) remains constant as the fill factor increases. | 2022-07-21 |
20220229228 | FABRICATING PHOTONICS STRUCTURE CONDUCTIVE PATHWAYS - There is set forth herein a method including fabricating a photonics structure having one or more photonics device. The method can include forming one or more conductive material formation for communicating electrical signals to and/or from the one or more photonics device. | 2022-07-21 |
20220229229 | Surface Emission Optical Circuit and Surface Emission Light Source Using the Same - To provide a surface emitting type optical device capable of appropriate on-wafer measurement without affecting element characteristics, low-cost manufacturing, and high-density packaging. This surface emitting type light source includes, in an optical waveguide having a semiconductor laser region formed on a top surface being one main surface of a semiconductor substrate and a spot size converter region leading thereto, a reflective mirror that reflects light emitted from the laser into free space via the converter to the top surface side of the substrate. A p-type drive electrode in the laser region and an insulating layer in the converter region are provided on the top surface of the substrate, and an n-type drive electrode in the laser region is provided on a bottom surface of the other main surface of the substrate. In the laser, current injection into an active layer using various electrodes generates an optical gain in the active layer. | 2022-07-21 |
20220229230 | Optical Multiplexing Circuit and Light Source - To provide an optical multiplexing circuit that can accurately monitor light of a plurality of wavelengths, and that can mitigate allowable errors in manufacturing. The present invention includes a plurality of branching units that each divide light output from a corresponding one of a plurality of input waveguides; a multiplexing unit that multiplexes beams each being one beam of the light divided by each of the plurality of branching units; an output waveguide that outputs the light multiplexed by the multiplexing unit; and a plurality of monitoring waveguides that each output another beam of the light divided by the plurality of branching units, wherein a plurality of optical multiplexing circuits including multiplexing units having different multiplexing characteristics are provided on a same substrate. | 2022-07-21 |
20220229231 | INTEGRATED ENVIRONMENTALLY INSENSITIVE MODULATOR FOR INTERFEROMETRIC GYROSCOPES - In an example, an integrated optical circuit (IOC) includes a first substrate formed of a first material and a first waveguide formed of a second material and positioned on the first substrate. The first waveguide includes a plurality of branches and is configured to polarize light beams that propagate through the first waveguide. The IOC further includes a second substrate formed of a third material, the second substrate coupled to or positioned on the first substrate. The IOC further includes a plurality of straight waveguides formed in the second substrate, each of the plurality of straight waveguides optically coupled to a respective branch of the plurality of branches of the first waveguide. The IOC further includes a plurality of electrodes positioned proximate to the plurality of straight waveguides, the plurality of electrodes configured to modulate the phase of light beams that propagate through the plurality of straight waveguides. | 2022-07-21 |
20220229232 | Optical Circuit - There is a manufacturing error even if an RGB coupler is appropriately designed, and thus a problem that it is difficult to achieve the function as designed with good yield arises. To solve this problem, an optical circuit with a first waveguide in which light in a zero-th order mode is guided and a second waveguide having a larger width than the first waveguide, in which light in a primary mode is guided in which the first and second waveguides at least include a first curved portion in a curve shape curved toward the first waveguide while maintaining a combination of waveguide widths satisfying mode conversion conditions is provided. | 2022-07-21 |
20220229233 | OPTICAL PHASED ARRAY CHIP USING MEMS SWITCH AND MANUFACTURING METHOD THEREOF - Disclosed are an optical phased array chip and a method of manufacturing the same. The optical phased array chip includes a plurality of optical switches and a plurality of optical phased arrays implemented on a single integrated circuit, wherein the single integrated circuit includes a silicon substrate, a lower layer formed on an upper portion of the silicon substrate, a silicon layer formed on an upper portion of the lower layer, a first upper layer, a second upper layer and a third upper layer sequentially arranged on the silicon layer, and an electrode that penetrates through the first upper layer while being grounded to the silicon layer and is formed on an upper portion of the first upper layer. | 2022-07-21 |
20220229234 | OPTICAL ISOLATOR AND PHOTONIC INTEGRATED CIRCUIT INCLUDING THE SAME - Provided is an optical isolator including a semiconductor substrate, an optical attenuator and an optical amplifier aligned with each other on the semiconductor substrate, an input optical waveguide connected to the optical attenuator, and an output optical waveguide connected to the optical amplifier, wherein a gain of the optical amplifier decreases based on an intensity of light incident on the optical amplifier increasing, wherein a first input light incident on the optical attenuator through the input optical waveguide is output as a first output light through the output optical waveguide, and a second input light incident on the optical amplifier through the output optical waveguide is output as a second output light through the input optical waveguide, and wherein when an intensity of the first input light and an intensity of the second input light are equal, an intensity of the first output light is greater than an intensity of the second output light. | 2022-07-21 |
20220229235 | Optical Multiplexing Circuit and Light Source - To reduce the size while being able to accurately monitor light of a plurality of wavelengths. An optical multiplexing circuit includes: a plurality of branching units each configured to divide light output from a corresponding one of a plurality of input waveguides; a multiplexing unit configured to multiplex beams each being one beam of the light divided by each of the plurality of branching units; an output waveguide configured to output the light multiplexed by the multiplexing unit; and a plurality of monitoring waveguides each configured to output another beam of the light divided by each of the plurality of branching units, wherein at least one monitoring waveguide of the plurality of monitoring waveguides includes a bent waveguide constituted by a rib-shaped waveguide. | 2022-07-21 |
20220229236 | REINFORCING SLEEVE, REINFORCING STRUCTURE OF SPLICED PORTION OF OPTICAL FIBER - A reinforcing sleeve is a member for collectively reinforcing spliced portions of a plurality of optical fiber core wires disposed side by side. The reinforcing member includes a heat-shrinkable tube, a heat-meltable member, a tension member, and so on. The heat shrinkable tube is a cylindrical member having an approximately circular cross section. The heat-meltable member, which is a first heat-meltable member, is in a cylindrical shape having an approximately circular or elliptical cross section. The tension member is a rod-shaped member. The tension member and the heat-meltable member are inserted into the heat-shrinkable member. A thick portion is provided at a substantially center portion of a width direction of the heat-meltable member. Thus, on a cross section perpendicular to a longitudinal direction of the heat-meltable member, an amount of the heat-meltable member at proximity of the center portion of the width direction of the heat-meltable member is greater than an amount of the heat-meltable member at proximity of the end portions of the width direction of the heat-meltable member. This forms a flow of the heat-meltable member from the center portion toward the end portions in the width direction at the time of melting the heat-meltable member. | 2022-07-21 |
20220229237 | REINFORCING SLEEVE, REINFORCING STRUCTURE OF SPLICED PORTION OF OPTICAL FIBER - A reinforcing sleeve is a member for collectively reinforcing spliced portions of a plurality of optical fiber core wires disposed side by side. The reinforcing sleeve includes a heat-shrinkable tube, a heat-meltable member, a tension member, and so on. The heat shrinkable tube is a cylindrical member having an approximately circular cross section. The tension member and the heat-meltable member are inserted into the heat-shrinkable tube. The heat-meltable member is disposed on an upper part of the tension member. Also, an optical fiber dispersion portion is formed on a surface of the tension member on a side of the heat-meltable member in a cross section perpendicular to a longitudinal direction of the reinforcing sleeve. The optical fiber dispersion portion includes an inclined portion that is formed so as to separate away from the heat-meltable member as being closer to an end portion of a width direction in a cross section perpendicular to the longitudinal direction of the tension member. | 2022-07-21 |
20220229238 | WAVELENGTH CONVERTER, OPTICAL TRANSMISSION SYSTEM AND WAVELENGTH CONVERSION METHOD - A wavelength converter includes a polarization beam splitter configured to separate input light into a first polarization and a second polarization that are orthogonal to each other a non-linear optical medium configured to include a first incident end on which the first polarization separated by the polarization beam splitter is incident and a second incident end on which the second polarization separated by the polarization beam splitter is incident at a position different from a position of the first incident end, an optical multiplexer configured to multiplex the first polarization that has passed through the non-linear optical medium and the second polarization that has passed through the non-linear optical medium, and an optical element arranged between the non-linear optical medium and the optical multiplexer, and configured to correct a polarization axis of at least one of the first polarization and the second polarization incident on the optical multiplexer. | 2022-07-21 |
20220229239 | OPTICAL DEVICE - An optical device includes: wavelength selection elements; an optical switch that switches a propagation path of input light that is from an input port such that the input light propagates to one designated wavelength selection element among the wavelength selection elements; and a separation element disposed in the propagation path of the input light between the input port and the wavelength selection elements and that separates the input light into wavelength components. | 2022-07-21 |
20220229240 | Optical Fiber Connecting Structure - An optical fiber connection structure according to the present invention includes a fiber support member configured to support an optical fiber to be optically connected to an optical waveguide device, a stopper configured to restrict movement in an axial direction of the optical fiber supported by the fiber support member, and a lens disposed on an optical axis between an end surface of the optical waveguide device and the optical fiber. | 2022-07-21 |
20220229241 | PUSH-PULL BOOT CONNECTOR FOR FIBER OPTIC CABLES - A push-pull connection includes a push-pull boot connector and an adapter, which are connected together and retained with a latching mechanism. The push-pull boot connector includes a connector housing and a remote release push-pull strain relief boot. The connector housing, when pulled away from the mating face of the adapter, via the strain relief boot, will detach the latching mechanism. | 2022-07-21 |
20220229242 | OPTICAL FERRULES AND OPTICAL FERRULE MOLDS - A unitary optical ferrule is molded to include one or more elements for receiving and securing one or more optical waveguides one or more elements for affecting one or more characteristics of light from the optical waveguide while propagating the light within the ferrule. The optical ferrule also includes one or more first alignment features and one or more second alignment features that, when the ferrule is mated with a mating ferrule, each controls alignment of the ferrule with the mating ferrule along three mechanical degrees of freedom. The surface of the optical ferrule can be divided along the thickness axis into a first section and an opposing second section, wherein the first section of the surface includes the receiving and securing elements, the light affecting elements, and the first alignment features and the second section of the surface includes the second alignment features. | 2022-07-21 |
20220229243 | MECHANICAL INTERFACE BETWEEN A FIBER OPTIC CABLE AND A FIBER OPTIC CONNECTOR - A fiber optic connector and cable assembly includes a cable and a fiber optic connector. The connector has a main connector body, a ferrule, a spring for biasing the ferrule, and a spring push for retaining the spring within the main connector body. A crimp band is provided for securing the fiber optic cable to the fiber optic connector. The crimp band includes a first portion securing a cable strength member. The crimp band also includes a second portion crimped down on a jacket of the cable. The crimp band further includes an inner surface having gripping structures for gripping the strength member and/or the jacket. | 2022-07-21 |
20220229244 | ADAPTER SYSTEM FOR MULTI-FIBER MECHANICAL TRANSFER TYPE FERRULE - Devices and methods for connecting optical fibers are provided. In some embodiments, connectors and adaptors for two-fiber mechanical transfer type ferrules are disclosed. In some embodiments, MT connectors, such as simplex, duplex, and quad micro-MT adaptors are disclosed. In some embodiments, MT adaptors, such as simplex, duplex, and quad adaptors are disclosed. In some embodiments, optical fiber cables that modularly coupled with at least one optical fiber connector, adaptor, and other optical fiber cable the cable is configured to provide a remote release from an adaptor receptacle. | 2022-07-21 |
20220229245 | OPTICAL CONNECTOR - An optical connector includes optical fibers, a ferrule, and a pitch fixing member. The optical fibers have bare parts where coating parts have been stripped off. The ferrule has insertion holes, and the bare parts are inserted into the insertion holes. The pitch fixing member is inserted into the ferrule and has fixing parts that fix a pitch of the coating parts of the optical fibers to a pitch of the insertion holes. | 2022-07-21 |
20220229246 | EXCITATION LIGHT IRRADIATION DEVICE AND EXCITATION LIGHT IRRADIATION METHOD - An excitation light irradiation device includes a substrate having a color center. The color center is excited by an excitation light incident to the substrate. The substrate includes first and second reflection surfaces facing each other, and first and second end surfaces facing each other. When the excitation light enters into the substrate, the incident excitation light travels from the first end surface to the second end surfaces while repeatedly reflecting between the first and second reflection surfaces. The second end surface is inclined. The second end surface reflects the incident excitation light so as to cause the incident excitation light to be emitted from one of the first and second reflection surfaces. | 2022-07-21 |
20220229247 | LIGHT-EMITTING CABLE STRUCTURE - A light-emitting cable structure includes a light-emitting cable, a first circuit board, second circuit board, at least one light-emitting module and a covering casing. By placing a plurality of signal groups in the light-emitting cable below a plurality of optical fibers in the light-emitting cable for a certain distance and placing the signal groups outside the vertical projection of the optical fibers towards the signal groups, the light in the optical fibers is allowed to be emitted by the vertical projection, so that users can observe the light transmitted in the optical fibers from all sides of the light-emitting cable structure, which greatly increases the attractiveness of the product to consumers. | 2022-07-21 |
20220229248 | DEVICE AND METHOD FOR TRANSPORTING PULSED LASER RADIATION WITH A HOLLOW CORE OPTICAL FIBER - A device for transporting pulsed laser radiation includes a pulse duration setting device configured for setting a transport pulse duration of the pulsed laser radiation. the device further includes a hollow core optical fiber having a hollow core surrounded by a material. The hollow core optical fiber is configured to be operated with beam path parameter values that are present at the first fiber end and lie in a target tolerance range. The device further includes a fiber input coupling device configured to couple the pulsed laser radiation into the hollow core optical fiber with the beam path parameter values that lie in the target tolerance range. the transport pulse duration is set so that input coupling of the pulsed laser radiation into the hollow core is provided for all of the beam path parameter values in the target tolerance range. | 2022-07-21 |
20220229249 | OPTICAL TRANSMISSION MODULE - An optical transmission module includes: a main substrate having a front surface and a back surface; an optical connector having a connector substrate; a first transparent substrate disposed between the connector substrate and the main substrate; a heat source element disposed between the connector substrate and the back surface of the main substrate, and electrically connected to the main substrate; one or a plurality of wirings electrically connecting the heat source element to the main substrate, and each configured to transfer heat generated from the heat source element and the first transparent substrate, to the main substrate; a first special region preventing the heat generated from the heat source element and the first transparent substrate, from being transferred to the connector substrate; and a second special region providing a function of transferring the heat generated from the heat source element and the first transparent substrate. | 2022-07-21 |
20220229250 | EDGE COUPLERS IN THE BACK-END-OF-LINE STACK OF A PHOTONICS CHIP - Structures including an edge coupler and methods of forming a structure including an edge coupler. The structure includes a waveguide core over a dielectric layer and a back-end-of-line stack over the dielectric layer and the waveguide core. The back-end-of-line stack includes a side edge and a truncated layer that is overlapped with a tapered section of the waveguide core. The truncated layer has a first end surface adjacent to the side edge and a second end surface above the tapered section of the waveguide core. The truncated layer is tapered from the first end surface to the second end surface. | 2022-07-21 |
20220229251 | SMART POLE ASSEMBLY CONNECTIVITY - A 4.3/10 coaxial connector configured to receive a mating 4.3/10 connector includes: an inner contact; a dielectric spacer: and an outer contact, the dielectric spacer separating the inner contact and the outer contact. The outer contact includes an outer wall and a plurality of spring fingers, the spring fingers configured to deflect radially inwardly when the mating 4.3/10 connector is mated. The connector further comprises blocking structure that prevents mating of a Mini-Din connector. | 2022-07-21 |
20220229252 | Drop Cable Box - A multi-cable terminal including a plurality of sub-structures, each of the sub-structures defining a sub-enclosure and being openable independent of the other sub-structures to provide access to the sub-enclosure, and a frame that secures the plurality of sub-structures such that the frame and sub-structures define a main enclosure. Each of the sub-enclosures is configured to accommodate a multiple of cable connection elements such that a watertight seal is created around the cable connection elements when the corresponding sub-structure is closed. | 2022-07-21 |
20220229253 | TELECOMMUNICATIONS CABLE GUIDE - A cable guide includes a base for positioning the cable guide on a base surface of an internal area of a telecommunications chassis. The base is generally planar. The cable guide includes a plurality of arms and at least one arm of the plurality of arms is flexible. The cable guide includes a plurality of cable channels that are defined by the plurality of arms. The plurality of cable channels each receive a plurality of furcation tubes. Each of the plurality of cable channels is configured to allow furcation tubes to move within each of the plurality of cable channels. Each cable channel has an open position and a closed position. When in the open position, furcation tubes can be loaded and unloaded into and out of the cable channel. When in the closed position, furcation tubes are restricted from being removed from the cable channel. | 2022-07-21 |
20220229254 | BLADED PANEL SYSTEM AND COMPONENTS THEREFORE - A blade for use within a chassis panel includes alternating types of mounting stations at which port modules can be received. Various example port modules include single-fiber adapter packs, multi-fiber adapter packs, adapter modules defining rear ports, and optical cassettes defining rear non-port entrances. | 2022-07-21 |
20220229255 | BLADED CHASSIS SYSTEMS - A bladed chassis system facilitates installation of the bladed chassis system and replacement of the blades at the chassis. For example, a front panel of the blade can be opened either upwardly or downwardly at the discretion of the user. Blades can be inserted and removed from the front and/or the rear of the bladed chassis system at the discretion of the user. Cables can be routed to the rear of the chassis system from either of two sides at the discretion of the user. The blades carried by the chassis have fiber management trays that can be rotationally oriented in any desired rotational position at the discretion of the user. | 2022-07-21 |
20220229256 | HIGH-DENSITY OPTICAL MODULE SYSTEM - A high-density optical module system of the present invention comprises: a multi-tier housing assembly, multiple sliding tray assemblies engaged inside each of the multi-tier housing assembly and is moveable inwardly and outwardly within the multi-tier housing assembly with the handle bar; and a multiple rows of the multi-port modules arranged in horizontal arrays containing plural ports connected to the cable adaptors, wherein the multi-port modules are fastened into the sliding tray assembly. The height of the high-density optical module system is approximately 1 RU (19 inches) containing at least 216 LC or 108 SC multiple connector ports. | 2022-07-21 |
20220229257 | HIGH-DENSITY OPTICAL MODULE SYSTEM - A high-density optical module system of the present invention comprises: a multi-tier housing assembly, multiple sliding tray assemblies engaged inside each of the multi-tier housing assembly and is moveable inwardly and outwardly within the multi-tier housing assembly with the handle bar; and a multiple rows of the multi-port modules arranged in horizontal arrays containing plural ports connected to the cable adaptors, wherein the multi-port modules are fastened into the sliding tray assembly. The height of the high-density optical module system is approximately 1RU (19 inches) containing at least 216 LC or 108 SC multiple connector ports. | 2022-07-21 |
20220229258 | ASSEMBLIES AND SUBSYSTEMS FOR ELECTRONIC ILLUMINATORS - Aspects of electronic illuminator systems and methods are disclosed herein, including subsystems and methods of use. In one aspect, a sensory system for an electronic illuminator to detect the presence and color of a fiber optic cable is disclosed. The system comprises a fiber optic cable having a proximal end with a fiber funnel cap and a terminal end with a protective cover. An electronic illuminator that further comprises a housing, a printed circuit board (‘PCB’), a light emitting diode (‘LED’), and a power source. The system further comprises an ambient light sensor, configured within the housing of the electronic illuminator, wherein the ambient light sensor converts light intensity to a digital signal. The system further comprises a fiber detection assembly, having a three dimensional magnetic flux density. Lastly, the system comprises a cap color detection assembly, wherein the cap color detection assembly detects the color of the fiber funnel cap on the proximal end of the fiber optic cable. | 2022-07-21 |
20220229259 | ROADWAY ACCESS HOLE CUTTER AND METHOD OF CUTTING A SQUARE OR RECTANGULAR ROADWAY ACCESS HOLE - A roadway access hole drill for cutting a square or rectangular access hole in a roadway having a first saw opposing a second saw and a third saw opposing a fourth saw. A method of cutting a microtrench in which the buried utility is exposed by opening a square or rectangular access hole in a roadway above the buried utility using the roadway access hole drill that is controlled by a computer system connected to an under-roadway detection unit that detects a buried utility and stops movement of the drill to avoid damaging the buried utility. | 2022-07-21 |
20220229260 | INTEGRATED HEATER WITH OPTIMIZED SHAPE FOR OPTICAL BENCHES - An optical bench may include an integrated heater. The integrated heater may include a substrate and a heating element disposed onto the substrate. The heating element may include at least one electrical trace. The integrated heater may be associated with a non-monolithic shape configured to cause the heating element to heat an optical device disposed in proximity to the optical bench with a temperature gradient of less than a threshold. The integrated heater may be disposed onto at least one of a surface of the optical bench or a surface of an optical component of the optical device. | 2022-07-21 |
20220229261 | OPTICAL MEMBER DRIVING MECHANISM - An optical member driving mechanism is provided. The optical member driving mechanism includes a fixed portion, a movable portion, an electromagnetic driving assembly and an elastic member. The fixed portion has a base and a frame that is disposed on the base. The movable portion is movable relative to the fixed portion, and includes a carrier for carrying an optical member with an incident optical axis. The carrier includes a body and a sidewall that extends along the edge of the body, wherein the carrier further includes a first stopping portion and a second stopping portion protruding towards the fixed portion. The electromagnetic driving assembly drives the movable portion to move relative to the fixed portion. The movable portion is movably connected to the fixed portion via the elastic member. | 2022-07-21 |
20220229262 | SPACER DESIGN FOR MITIGATING STRAY LIGHT - Spacers for separating a first lens element from a second lens element, lens modules including such spacers and digital cameras including such lens modules. A spacer may comprising along its perimeter at least one contact section being in contact with the first lens element and the second lens element and at least one non-contact section being separated from the first lens element. The at least one non-contact section comprises an internal inclined surface having designed to reduce or mitigate stray light. | 2022-07-21 |
20220229263 | CAMERA MODULE - A camera module according to one aspect of the present invention comprises: a housing including a body unit and an accommodation unit; an outermost lens arranged on the upper part of the accommodation unit; a substrate coupled to the lower part of the housing; a connector coupled to the lower surface of the substrate; a heating member arranged on one side of the outermost lens; and a transmission member for connecting the heating member and the connector, wherein the substrate includes a first groove formed on the side surface thereof so as to be penetrated by the transmission member, and the housing includes a partition wall extending from the lower surface thereof so as to be coupled to the upper surface of the substrate. | 2022-07-21 |
20220229264 | LIQUID LENS CONTROL DEVICE - A liquid lens control device according to one embodiment comprises: a liquid lens in which a liquid interface is controlled in response to a plurality of individual voltages applied to each of a plurality of individual electrodes; a control unit for controlling the plurality of individual voltages; and a compensation unit for compensating for characteristics of at least one individual electrode from among the plurality of individual electrodes. The characteristic compensated for by the compensation unit can be the position of the interface according to the individual voltage applied to the individual element. The compensation unit can perform the compensation by using a first ADC value acquired when a first voltage is applied to each of the plurality of individual electrodes, and a second ADC value acquired when a second voltage that differs from the first voltage is applied to each of the plurality of individual electrodes. | 2022-07-21 |
20220229265 | LENS APPARATUS, IMAGE CAPTURING APPARATUS, AND IMAGE CAPTURING SYSTEM - A lens apparatus includes a drive unit to drive a second lens barrel in an optical axis direction, a connection member to connect the second lens barrel and the drive unit, a movement base to hold the drive unit and move the drive unit in the optical axis direction with respect to a first lens barrel, and a second urging member to urge the movement base against the first lens barrel in a direction orthogonal to a plane passing through first, second, and third support portions. The connection member moves in a direction intersecting with a line connecting the first and second support portions. A moment by an urging force of the second urging member about an axis connecting the first and second support portions is greater than a moment by an urging force of the first urging member about the axis connecting the first and second support portions. | 2022-07-21 |