38th week of 2022 patent applcation highlights part 40 |
Patent application number | Title | Published |
20220299593 | WIRELESS COMMUNICATION-BASED CLASSIFICATION OF OBJECTS - A method comprising receiving a dataset comprising data associated with a plurality of radio frequency (RF) wireless transmissions associated with a plurality of objects within a plurality of physical scenes, wherein the dataset comprises, with respect to each of the objects, at least: (i) signal parameters of the associated wireless transmissions, (ii) data included in the associated wireless transmissions, and (iii) locational parameters with respect to the object; at a training stage, training a machine learning model on a training set comprising the dataset and labels indicating a type of each of said objects; and at an inference stage, applying the trained machine learning model to a target dataset comprising signal parameters, data, and locational parameters obtained from wireless transmissions associated with a target object within a physical scene, to predict a type of the target object. | 2022-09-22 |
20220299594 | MILLIMETER WAVE RADAR ON FLEXIBLE PRINTED CIRCUIT BOARD - An example computing device includes a printed circuit board comprising: a first layer including one or more ground signal paths; a second layer including one or more ground signal paths; a third layer disposed between the first layer and the second layer; a radar antenna portion comprising a first radar antenna and electrically connected to a distal connector of the printed circuit board; a radar clock signal line configured to convey a radar clock signal between the radar antenna portion and the distal connector; and a first ground guard trace electrically coupled to the one or more ground signal paths and positioned adjacent to a first side of the radar clock signal line and parallel to a length of the radar clock signal line. | 2022-09-22 |
20220299595 | Component Carrier with Embedded High-Frequency Component and Integrated Waveguide for Wireless Communication - A component carrier which includes a stack with at least one electrically conductive layer structure and/or at least one electrically insulating layer structure, a high-frequency component embedded in the stack. At least one waveguide is integrated in the stack. A transmission line and a coupling element configured transmit a signal between the high-frequency component and the at least one waveguide. A transmission and/or reception unit wirelessly transmits and/or receives one or more signals. | 2022-09-22 |
20220299596 | MONITORING DEVICE AND MONITORING METHOD - A monitoring device is provided and includes a reception unit that receives information indicating a reflection position of radio waves emitted by a radar device; and a control unit that estimates, on the basis of a reflection position when a moving body exists in an irradiation range of the radio waves and a reflection position when the moving body does not exist in the irradiation range, the position of the moving body in the irradiation range and the occurrence of an occlusion area that is an area where the radio waves cannot reach the irradiation range, and performs displaying such that the position of the moving body in the irradiation range and the occlusion area are superimposed on a screen. | 2022-09-22 |
20220299597 | PEAK CELL DETECTION AND INTERPOLATION - A Signal Processing Unit (SPU) having a thresholding circuit configured to detect a peak cell of a radar data cube, and to output an identification of the peak cell and energy values of the peak cell and its adjacent cells; and an interpolation circuit coupled to the thresholding circuit, and configured to determine and transmit from the SPU to a Digital Signal Processor (DSP), a relative position of the peak cell between the adjacent cells based on the energy values. | 2022-09-22 |
20220299598 | FMCW RADAR, METHOD FOR PROCESSING DIGITAL SIGNALS, AND CHARACTERIZATION INFORMATION DETECTION METHOD - A method for processing digital signals is provided. In the method, a plurality of digital signals corresponding to radar signals received by a receiving terminal are superposed, so as to reduce noise caused by environmental interference. Therefore, according to an output signal obtained after the superposition, accurate characterization information of a to-be-detected object can be obtained. | 2022-09-22 |
20220299599 | ELECTRONIC DEVICE, METHOD FOR CONTROLLING ELECTRONIC DEVICE, AND PROGRAM - An electronic device includes a transmission antenna that transmits a transmission wave, a reception antenna that receives a reflected wave that is the transmission wave having been reflected, and a control unit that detects a target by using a constant false alarm rate, based on a transmission signal transmitted as the transmission wave and a reception signal received as the reflected wave. The control unit sets a test region and at least one or more reference regions with respect to the test region in a distribution of signal intensities based on the reception signal in a distance direction, and sets a threshold for use in detection of the target, based on an order statistic among signal intensities in the reference regions. | 2022-09-22 |
20220299600 | METHODS AND SYSTEMS FOR MONITORING A FAULT CONDITION OF A RADAR ALTITUDE DEVICE - Systems and methods are disclosed that include fault monitoring for a radar altitude device. Fault monitoring is performed by receiving first altitude data from the radar altitude device, receiving second altitude data from a second altitude measuring device, receiving terrain data from a terrain database, determining a fault condition threshold adaptively based on the terrain data, determining whether the radar altitude device is exhibiting a fault condition based on the first and second altitude data and the fault condition threshold, and outputting an indication of the fault condition based on the determination of whether the radar altitude device is exhibiting the fault condition. | 2022-09-22 |
20220299601 | MMWAVE RADAR TESTING - In an embodiment, a method for testing a millimeter-wave radar module includes: providing power to the millimeter-wave radar module; performing a plurality of tests indicative of a performance level of the millimeter-wave radar module; comparing respective results from the plurality of tests with corresponding test limits; and generating a flag when a result from a test of the plurality of test is outside the corresponding test limits, where performing the plurality of tests includes: transmitting a signal with a transmitting antenna coupled to a millimeter-wave radar sensor, modulating the transmitted signal with a test signal, and capturing first data from a first receiving antenna using an analog-to-digital converter of the millimeter-wave radar sensor, where generating the flag includes generating the flag based on the captured first data. | 2022-09-22 |
20220299602 | OBJECT DETECTION APPARATUS, OBJECT DETECTION METHOD,AND NON-TRANSITORY COMPUTER READABLE MEDIUM - For increasing measurement precision while suppressing cost increase when measuring a permittivity of an object using a radio wave, an object detection apparatus includes a transmission unit projecting a radio wave toward a target object by using a transmission antenna, a reception unit receiving the radio wave reflected by the target object by a reception antenna and generating an intermediate frequency signal, and an arithmetic apparatus. The arithmetic apparatus computes a reflection amplitude of the target object from the intermediate frequency signal, computes a reflectance from the reflection amplitude, computes a complex permittivity absolute value of the target object from the computed reflectance, computes a depth position of the target object from the reflection amplitude, computes a thickness of the target object from the depth and the reflection amplitude, and computes a permittivity of the target object from the reflection amplitude, the complex permittivity absolute value, and the thickness. | 2022-09-22 |
20220299603 | GESTURE RECOGNITION WITH SENSORS - A sensor for motion or gesture sensing may be configured to emit radio frequency signals such as for pulsed range gated sensing. The sensor may include a radio frequency transmitter configured to emit the pulses and a receiver configured to receive reflected ones of the emitted radio frequency signals. The received pulses may be processed by a motion channel and/or a gesture channel. The gesture channel may produce signals for further processing for identification of one or more different motion gestures such as by calculating and evaluating features from any of the amplitude, phase and frequency of the output signals of the gesture channel. The sensing apparatus may optionally serve as a monitor for evaluating user activities, such as by counting activities. The sensor may optionally serve as a user control interface for many different devices by generating control signal(s) based on identification of one or more different motion gestures. | 2022-09-22 |
20220299604 | DRIVER CIRCUIT FOR AN ADDRESSABLE ARRAY OF OPTICAL EMITTERS - In some implementations, a driver circuit may include a source to provide an electrical input and an array of optical emitters arranged in one or more rows and one or more columns. The array of optical emitters may include an optical emitter associated with a row of the one or more rows and a column of the one or more columns. The driver circuit may include a first switch having an open state and a closed state and a capacitive element connected to the row. The first switch in the closed state may cause charging of the capacitive element. The driver circuit may include a second switch having an open state and a closed state. The second switch in the closed state may select the column, and may cause discharging of the capacitive element through the row and the column to provide an electrical pulse to the optical emitter. | 2022-09-22 |
20220299605 | Waveguide-based transmitters with adjustable lighting - An optical transmission device includes a waveguide including a transparent medium having mutually-parallel first and second surfaces arranged so that light propagates within the waveguide by internal reflection between the first and second surfaces. At least one light source is configured to inject coherent light into the waveguide. A first array of diffractive structures is applied to the waveguide and configured to couple respective beams of the coherent light out through the first surface of the waveguide. The device includes a second array of tunable optical phase modulators, which are overlaid on respective ones of the diffractive structures in the first array and are configured to apply different respective phase shifts to the respective beams, thereby modulating a far-field light pattern formed by interference between the beams. | 2022-09-22 |
20220299606 | HARDENED OPTICAL WINDOWS WITH ANTI-REFLECTIVE, REFLECTIVE, AND ABSORBING LAYERS FOR INFRARED SENSING SYSTEMS - A window for a sensing system is provided. The window includes a substrate, a layered film disposed on a first surface of the substrate, the layered film including alternating layers of higher refractive index materials and lower refractive index materials, wherein the refractive index of the higher refractive index materials is greater than the refractive index of the lower refractive index materials, and a maximum hardness, measured at the layered film and by the Berkovich Indenter Hardness Test, of at least 8 GPa. The window has: an average percentage transmittance of greater than 75% for electromagnetic radiation having a wavelength of 1550 nm at normal or near normal incidence; and an average percentage reflectance of less than 10% for electromagnetic radiation having a wavelength of 1550 nm at any angle of incidence within the range of 0° to 8°. | 2022-09-22 |
20220299607 | LIGHT SOURCE MODULE, DISTANCE-MEASURING APPARATUS, AND MOBILE OBJECT - A light source module, a distance-measuring apparatus, and a mobile object. The light source module includes a first substrate, a light source disposed on the first substrate to emit light, the light source having a first terminal and a second terminal, a field-effect transistor disposed on the first substrate, the field-effect transistor having a third terminal and a fourth terminal, and a charge storage unit disposed on the first substrate, the charge storage unit having a fifth terminal and a sixth terminal. In the light source module, the first terminal and the sixth terminal are coupled to each other, the second terminal and the third terminal are coupled to each other. In the light source module, the fourth terminal and the fifth terminal are at an equivalent electrical potential. The distance-measuring apparatus includes the light source module. The includes the distance-measuring apparatus. | 2022-09-22 |
20220299608 | INTEGRATED AND COMPACT LIDAR MEASURMENT SYSTEM - A LIDAR measurement system comprises: —a frame comprising a plurality of side members connected to each other in order to define an internal space; —a laser scanner attached to one end of the frame and having at least one projecting portion that is arranged outside the internal space; —a tracking device attached without any degree of freedom to the laser scanner and arranged in the internal space; —a cooling device comprising at least one heat collector arranged in the measurement system and thermally connected to a heat exchanger; —a sealed protective housing attached to the frame and having an opening to reveal a surface of the heat exchanger. | 2022-09-22 |
20220299609 | LASER SCANNER - The present invention relates to a laser scanner, comprising a housing, a laser transmitter including a transmission aperture for a transmission beam, a laser receiver for a reception beam, and a beam deflection device in the form of a mirror pyramid, the pyramid axis of which forms its axis of rotation, and the pyramid sides of which each form a mirror facet The laser transmitter and the laser receiver are each directed at the mirror pyramid parallel to the axis of rotation of the mirror pyramid. The laser receiver comprises at least one converging lens arranged downstream of the mirror pyramid in the reception beam path. The converging lens, viewed in the direction of the axis of rotation, in its region of overlap with the mirror facets, is at least as large, in area comparison, as twice the largest of all mirror facets viewed in the direction of the axis of rotation. | 2022-09-22 |
20220299610 | DRIVER CIRCUIT FOR AN ADDRESSABLE ARRAY OF OPTICAL EMITTERS - In some implementations, a driver circuit may include a source to provide an electrical input, and an array of optical emitters arranged in one or more rows and one or more columns. The array may include an optical emitter associated with a row and a column. The driver circuit may include a first switch having an open state and a closed state, and an inductive element connected to the row. The first switch in the closed state may cause current to charge the inductive element. The driver circuit may include a second switch having an open state and a closed state. The second switch in the closed state may select the column. The first switch transitioning from the closed state to the open state may cause the inductive element to discharge current through the row, and through the column when the second switch is in the closed state. | 2022-09-22 |
20220299611 | METHOD FOR OPERATING AN OPTOELECTRONIC DETECTION DEVICE, AND OPTOELECTRONIC DETECTION DEVICE - The invention relates to a method for operating an optoelectronic detection device ( | 2022-09-22 |
20220299612 | DETECTION OF MODULATING ELEMENTS - Methods and apparatus for detecting a modulating element of an object are described in which signal values are obtained from one or more optical detectors. A determination is made if there is a time dependent variation in the obtained signal values at the one or more optical detector and a modulating element is detected based on the determination. | 2022-09-22 |
20220299613 | PULSE RANGING DEVICE AND METHOD, AND AUTOMATIC CLEANING APPARATUS HAVING SAME - A pulse ranging apparatus, includes: an emitting unit configured to emit an optical pulse signal; a receiving unit configured to receive a reflected optical pulse signal by an obstacle, and convert it into an electrical signal; a threshold comparator, configured to compare the electrical signal with a preset threshold and to generate a pulse trigger signal according to a comparison result; a time delay unit configured to delay the pulse trigger signal by a preset time length to generate a delay trigger signal; a timing unit, configured to determine a time of flight of the optical pulse signal according to an emitting time of the optical pulse signal, a generating time of the delay trigger signal, and a delay of the preset time length; and a distance determination unit configured to determine a distance between the pulse ranging apparatus and the obstacle according to the time of flight. | 2022-09-22 |
20220299614 | OBJECT DETECTION APPARATUS AND CONTROL METHOD OF OBJECT DETECTION APPARATUS - An object detection apparatus includes: a light emission part; a light reception part; a time determination part that determines an environmental light acquisition time during which to acquire environmental light in accordance with the intensity of the environmental light; a light reception control part that controls an operation of receiving incident light by the light reception part; and a light emission control part that controls a light emission operation by the light emission part. The light reception control part causes the light reception part to execute a light reception operation by which to acquire the environmental light during the determined environmental light acquisition time. | 2022-09-22 |
20220299615 | VEHICLE ULTRASONIC SENSOR CONTROL SYSTEM AND CONTROL METHOD - The present invention discloses a vehicle ultrasonic sensor control system including an ultrasonic sensor including an ultrasonic transducer generating ultrasonic waves and a control module controlling driving frequency of the ultrasonic waves emitted from the ultrasonic transducer, wherein a plurality of ultrasonic sensors are mounted on the outside of the vehicle; and a control unit setting a plurality of driving frequencies with a guard-band formed in between and controlling a control module so that the plurality of ultrasonic sensors emit and receive ultrasonic waves having driving frequencies different from each other. | 2022-09-22 |
20220299616 | ULTRASONIC SENSOR SYSTEM, METHOD FOR OPERATING ULTRASONIC SENSORS AND MOTOR VEHICLE - The invention relates to a method for operating ultrasonic sensors) for a motor vehicle, including emitting a plurality of ultrasonic signals by respective ultrasonic sensors. The ultrasonic signals include a sequence of elementary signals. The elementary signals have signal pauses and a plurality of different signal pulses. The ultrasonic signals differ from one another by the sequence of the elementary signals. The method further includes receiving reflected ultrasonic signals, wherein the received ultrasonic signals are associated with the emitted ultrasonic signals on the basis of the sequences of the elementary signals. | 2022-09-22 |
20220299617 | SYSTEMS AND METHODS FOR AUTOMATIC TRIGGERING OF RANGING - In one aspect, the systems and methods may automatically trigger ranging include a device which may establish a connection between a first device comprising a first ultra-wideband (UWB) antenna and a second device having a second UWB antenna. The device may receive from one or more motion sensors of the first device, motion data of the first device during an inactive ranging phase. The device may determine to switch from the inactive ranging phase to an active ranging phase responsive to the motion data indicating motion of the first device satisfying a threshold criteria. The device may perform a first ranging operation between the first device and the second device using the first UWB antenna of the first device and the second UWB antenna of the second device, responsive to switching from the inactive ranging phase to the active ranging phase. | 2022-09-22 |
20220299618 | OMNIDIRECTIONAL, ELECTRIC NEAR-FIELD DISTANCE SENSING DEVICE - A sensor system is disclosed for sensing the position of an object. The system can include a power source and a nullification circuit electrically connected to the power source, the nullification circuit including an output voltage. An electrical medium can be integrated into the nullification circuit, the electrical medium producing a standing wave electric field about the electrical medium when power is supplied from the power source to the electrical medium. The nullification circuit is configured such that the output voltage of the nullification circuit is substantially zero when power is supplied to the electrical medium and the object is not within a predetermined minimum distance from the electrical medium, the output voltage of the nullification circuit having a non-zero value when the object is within the predetermined minimum distance from the electrical medium. | 2022-09-22 |
20220299619 | METHOD, APPARATUS, AND SYSTEM FOR WIRELESS SENSING BASED ON LINKWISE MOTION STATISTICS - Methods, apparatus and systems for wireless sensing based on linkwise motion statistics (link-MS) are described. In one example, a described method comprises: determining a plurality of heterogeneous wireless devices of a wireless sensing system in a venue; determining a plurality of device-links each of comprises two of the heterogeneous wireless devices, one functioning as a transmitter and the other functioning as a receiver; for each respective device-link of the plurality of device-links, transmitting a respective wireless signal from a respective transmitter of the respective device-link through a wireless multipath channel of the venue, wherein the wireless multipath channel is impacted by a motion of an object in the venue, receiving the respective wireless signal by a respective receiver of the respective device-link through the wireless multipath channel, wherein the respective received wireless signal differs from the respective transmitted wireless signal due to the wireless multipath channel of the venue and the motion of the object, obtaining a respective time series of channel information (TSCI) of the wireless multipath channel based on the respective received wireless signal of the respective device-link, computing a respective link-MS for the respective device-link based on the respective TSCI; performing a sensing task associated with the motion of the object based on at least one of: all the TSCI or all the link-MS; and computing a location in the venue associated with the sensing task based on all the link-MS. | 2022-09-22 |
20220299620 | SPATIAL IMAGE GENERATING DEVICE, OBJECT DETECTION DEVICE AND OBJECT DETECTION METHOD - A spatial image generation apparatus includes: a propagation channel information measurer that measures propagation channel information of a target area from radio signals delivered between transmitting and receiving stations; a learned model generator that generates a learned model for generating a spatial image of the target area from the newly input propagation channel information using the propagation channel information and image information obtained by imaging the target area with a camera; and an image generator that generates the spatial image of the target area by inputting the propagation channel information newly input from the propagation channel information measurer to the learned model. The object detection apparatus includes: the spatial image generation apparatus; and an object detector that detects an object in the target area from the spatial image generated by the image generator using an image analysis method. | 2022-09-22 |
20220299621 | TECHNIQUES FOR IMPROVING RANGING BETWEEN ELECTRONIC DEVICES - A mobile device may receive a plurality of timestamps, wherein the plurality of timestamps indicate sending and receiving time for ranging packets and response packets. The mobile device may calculate a responder turn-around time as a first difference between the second time and the first time. The mobile device may calculate a responding round trip time as a second difference between the second time and the third time. The mobile device may receive from the electronic device an initiator turn-around time and an initiator round trip time. The mobile device may calculate a frequency offset for the wireless protocol using the responder turn-around time, the responding round trip time, the initiator turn-around time, and the initiator round trip time. The mobile device may compare an observed frequency offset to the calculated frequency offset to determine a frequency offset difference and whether it exceeds a threshold, adjusting a ranging measurement. | 2022-09-22 |
20220299622 | POSITION MANAGEMENT SERVER, RADIO COMMUNICATION SYSTEM, CONTROL CIRCUIT, STORAGE MEDIUM, AND MOBILE OBJECT POSITION MANAGING METHOD - A position management server being a first position management server in a radio communication system that includes the first position management server to hold first position information indicating a position of a mobile object measured by a first method, and a second position management server to hold second position information indicating the position of the mobile object measured by a second method, includes: a storage unit that holds the first position information; a communication unit that receives the second position information from the second position management server, and transmits the first position information to the second position management server; and a control unit that generates third position information indicating the position of the mobile object by using the second position information and the first position information, and causes the third position information to be held in the storage unit. | 2022-09-22 |
20220299623 | METHOD FOR CONFORMAL ARRAY PATTERN SYNTHESIS BASED ON SOLUTION SPACE PRUNING PARTICLE SWARM OPTIMIZATION ALGORITHM - The present disclosure provides a method for conformal array pattern synthesis based on a solution space pruning particle swarm optimization algorithm (PSO), the method comprises taking a suppression index of a peak side lobe level (SLL) as a first index, obtaining the first array element excitation satisfying the first index under the constraint of the dynamic range ratio (DRR) of the array element excitation amplitude through iterations; obtaining a second array element excitation satisfying the multiple optimization objectives under the constraint of the DRR of the array element excitation amplitude by a solution algorithm according to the first array element excitation. | 2022-09-22 |
20220299624 | Frequency-Modulated Continuous-Wave (FMCW) Radar-Based Detection of Living Objects - The techniques of this disclosure enable frequency-modulated continuous-wave radar-based detection of living objects. Instead of generating a chirp pattern with each chirp separated by an idle period, a radar generates a chirp pattern with multiple chirps separated by an idle period. From applying a Fourier transform to receiver signals for each frame, the radar determines an amplitude as a function of range for each frame. The radar computes the standard deviation between the amplitudes of two frames and then, for each additional frame, the radar incrementally updates the standard deviation to be inclusive of the amplitude contribution of the additional frame. That is, rather than recalculate the standard deviation for each new frame, the radar increments the standard deviation by a fraction of the amplitude for the new frame, which is proportionate to the total quantity of frames generated thus far. In response to the standard deviation satisfying a noise threshold, the radar outputs an indication of a living object. | 2022-09-22 |
20220299625 | RANGE DOPPLER ANGLE DETECTION METHOD AND RANGE DOPPLER ANGLE DETECTION DEVICE - A range Doppler angle detection method executed by a range Doppler angle detection device includes steps of: receiving a first sensing signal and a second sensing signal; performing 1D Fast Fourier Transform (FFT) and 2D FFT to the first sensing signal for calculating one first 2D FFT map; performing the 1D FFT and the 2D FFT to the second sensing signal for calculating one second 2D FFT map; picking up one column of the first 2D FFT map and one column of the second 2D FFT map according to a given Doppler index; performing the 3D FFT to the picked column of the first 2D FFT map and the picked column of the second 2D FFT map for calculating a range Doppler angle. Therefore, a computation loading of the gesture recognition function can be reduced. | 2022-09-22 |
20220299626 | Tracking Different Sections of Articulated Vehicles - This document describes techniques and systems related to tracking different sections of articulated vehicles. A vehicle uses a radar system that can discern between unarticulated vehicles and articulated vehicles, which by definition have multiple sections that can pivot in different directions for turning or closely following a curve. The radar system obtains detections indicative of another vehicle traveling nearby. When the detections indicate the other vehicle is articulated, the radar system tracks each identifiable section, rather than tracking all the sections together. A bounding box is generated for each identifiable section; the radar system separately and concurrently monitors a velocity of each bounding box. The multiple bounding boxes that are drawn enable the radar system to accurately track each connected section of the articulated vehicle, including to detect whether any movement occurs between two connected sections, for accurately localizing the vehicle when driving. | 2022-09-22 |
20220299627 | Apparatus and Method for Collecting and Auto-Labelling Measurement Data in Traffic Scenario - A sensing apparatus comprises one or more radar and/or lidar sensors configured to collect a plurality of position including distance and/or direction measurement values for a plurality of objects associated with a traffic scenario in the vicinity of the apparatus. The sensing apparatus further comprises a processing circuitry configured to obtain auxiliary data associated with one or more of the plurality of objects in the vicinity of the apparatus and to assign or map a respective position measurement value of the plurality of position measurement values to a respective object of the plurality of objects in the vicinity of the apparatus on the basis of the auxiliary data. | 2022-09-22 |
20220299628 | Frequency Modulated Continuous Wave Radar System and Identity and Information Detection Method Thereof - A frequency modulated continuous wave radar system includes at least one identity tag, respectively disposed next to at least one test subject; and a frequency modulated continuous wave radar identity recognition device, including an identity recognition control module, for controlling a test identity tag of the at least one identity tag to be turned on to generate a specific tag reflection signal corresponding to an identity frequency in response to a chirp signal; and a frequency modulated continuous wave radar, for transmitting the chirp signal and receiving at least one reflection signal of the at least one test subject and the specific tag reflection signal in response to the chirp signal, to calculate and determine that the specific tag reflection signal and a specific reflection signal of the at least one reflection signal are corresponding to an adjacent position information. The specific reflection signal is corresponding to test subject information. | 2022-09-22 |
20220299629 | RANGING METHOD AND APPARATUS - The disclosure provides ranging methods and apparatuses. One example method includes that a first device sends a first signal on a first channel. The first device receives, on a second channel, a second signal from a second device, where the second signal is a signal obtained after frequency conversion is performed on the first signal. The first device calculates a distance between the first device and the second device based on a phase difference between carriers of the second signal. | 2022-09-22 |
20220299630 | RADAR-OPTICAL FUSION ARTICLE AND SYSTEM - A radar-optical fusion article for attachment to a substrate is described. The radar-optical fusion article includes a first retroreflective layer which is configured to retroreflect at least a portion of light having a wavelength in a range from about 400 nm to about 2500 nm. The radar-optical fusion article includes a second retroreflective layer disposed adjacent to the first retroreflective layer. The second retroreflective layer is configured to retroreflect at least a portion of an electromagnetic wave having a frequency in the range from about 0.5 GHz to about 100 GHz. | 2022-09-22 |
20220299631 | INSPECTION SYSTEM AND INSPECTION METHOD - To shorten a waiting time for a belongings inspection, the present invention provides an inspection system | 2022-09-22 |
20220299632 | AUTOMOTIVE SYNTHETIC APERTURE RADAR WITH RADON TRANSFORM - A method for using Synthetic Aperture Radar (SAR) to perform a maneuver in a land vehicle is provided. The method includes: receiving digitized radar return data from a radar transmission from a SAR onboard the vehicle; accumulating a plurality of frames of the digitized radar return data; applying a RADON transform to the accumulated plurality of frames of the digitized radar return data and odometry data from the vehicle to generate transformed frames of data for each three-dimensional point, wherein the RADON transform is configured to perform coherent integration for each three-dimensional point, project a radar trajectory onto each three-dimensional point, and project Doppler information onto each three-dimensional point; generating a two-dimensional map of an area covered by the radar transmission from the SAR based on the transformed frames of data for each three-dimensional point; and performing a maneuver with the land vehicle by applying the generated two-dimensional map. | 2022-09-22 |
20220299633 | SIGNAL PROCESSING DEVICE, SIGNAL PROCESSING METHOD, AND COMPUTER-READABLE STORAGE MEDIUM - A signal processing device includes: a data receiver configured to transmit a transmission wave a position of which changes in a first direction and which spreads in a second direction orthogonal to the first direction, and generate a matrix of acquired observation data in the first and second directions, as a reception signal matrix, with a value of a position in the reception signal depending on a signal strength; a range processor configured to specify a range in the second direction in an imaging matrix, and set a sparse vector including a component in the first direction of the specified range; a reconstruction processor configured to perform reconstruction processing using the reception signal matrix and the sparse vector to calculate a component of the sparse vector; and a synthesis processor configured to synthesize the resulting sparse vector while moving the range, to generate an imaging matrix. | 2022-09-22 |
20220299634 | PROCESSING CIRCUITRY, SYSTEM AND METHOD FOR REDUCING ELECTRICAL POWER CONSUMPTION IN AN ULTRASOUND IMAGING PROBE BASED ON INTERLACED DATA ACQUISITION AND RECONSTRUCTION ALGORITHM - An interlaced data acquisition scheme is employed in an ultrasound imaging device to reduce the amount of electrical power consumed by the device's transmit firings when collecting video data. Reducing electrical consumption according to the present disclosure reduces battery size, weight and cost; reduces heat generation; reduces need for heat-dissipating materials in the probe and prolongs probe uptime. A reconstruction algorithm is employed to produce images from the interlaced data that are comparable in quality to videos that would be obtained by a conventional (non-interlaced) image acquisition. | 2022-09-22 |
20220299635 | SYSTEMS AND METHODS FOR POINT TO POINT OBJECT MATCHING AND TARGETING - Disclosed herein are methods, devices, modules, and systems which may be employed for accurate targeting of objects. A method of point to point targeting may be implemented by systems with two or more sensors to locate an object and coordinate a handoff between the two or more sensors. These methods, devices, modules, and systems may be used for automated crop cultivation or maintenance. Devices disclosed herein may be configured to locate, identify, and autonomously target a weed with a beam, such as a laser beam, which may burn or irradiate the weed. The methods, devices, modules, and systems may be used for agricultural crop management or for at-home weed control. | 2022-09-22 |
20220299636 | MODEL PROVIDING APPARATUS, MODEL PROVIDING METHOD, AND NON-TRANSITORY STORAGE MEDIUM - For easily setting, for each of a plurality of detection apparatuses, a target object detected by the detection apparatus, a model providing apparatus including: a storage unit storing a machine learning model detecting a plurality of detection target objects, based on a received signal of a reflected wave of an electromagnetic wave with a wavelength equal to or greater than 30 micrometers and equal to or less than 1 meter; a request reception unit receiving a request for a detection model detecting the detection target object, based on the received signal; a selection unit selecting at least one out of a plurality of detection target objects for each request; generation unit generating a detection model detecting a selected detection target object and not detecting an unselected detection target object, based on the machine learning model; and a transmission unit transmitting the generated detection model to a detection apparatus is provided. | 2022-09-22 |
20220299637 | INSPECTION SYSTEM AND INSPECTION METHOD - To shorten a waiting time for a belongings inspection, the present invention provides an inspection system | 2022-09-22 |
20220299638 | SYSTEM AND METHOD FOR DETECTING THE PRESENCE OF AN OBJECT - A system, method and mirror are provided in order to more reliably detect the presence of an object, such as a person. In the context of a system, the system includes a sensor configured to emit signals having a predefined wavelength and to detect a reflection of the signals having the predefined wavelength. The system also includes a reflective surface positioned relative to the sensor such that the signals emitted by the sensor are directed toward the reflected surface. The system further includes a filter associated with the reflective surface and positioned relative to the sensor such that the signals emitted by the sensor are also directed toward the filter. The filter is configured to attenuate at least signals having the predefined wavelength. | 2022-09-22 |
20220299639 | OPTICAL SENSOR AND METHOD FOR MANUFACTURING OPTICAL SENSOR - An optical sensor employed in time-of-flight distance detection which avoids undesired light affecting the integrity of distance measurement includes a substrate, a cover, a light emitter, a photodetector, and an optical blocking element. The cover is connected with the substrate and forms an internal space. The cover has a protrusion, a first light transmitting portion, and a second light transmitting portion. The protrusion extends toward the substrate and has a bottom, and divides the internal space into an interconnected first chamber and second chamber. The light emitter is arranged on the substrate and located in the first chamber. The photodetector is disposed on the substrate and located in the second chamber. The first optical blocking element is disposed on the photodetector and extends toward the cover and beyond the bottom of the protrusion. | 2022-09-22 |
20220299640 | TECHNIQUES FOR IDENTIFYING TRUE SIGNALS IN COHERENT LIDAR SYSTEMS - A light detection and ranging (LIDAR) system to transmit an optical beam toward a target and receive a returned optical beam. The optical beam includes an up-chirp frequency and a down-chirp frequency, and is modulated to have phase non-linearities. The LIDAR system generates a baseband signal from the returned optical beam, which includes a plurality of peaks corresponding with the up-chirp frequency and the down-chirp frequency. The LIDAR system identifies a first true peak in the baseband signal, and identifies a second true peak in the baseband signal based, at least in part, on a spectral shape of the second true peak caused by the phase non-linearities. The LIDAR system is to determine the location of the target using the first true peak and the second true peak. | 2022-09-22 |
20220299641 | DISTANCE MEASUREMENT APPARATUS AND DISTANCE MEASUREMENT METHOD - A distance measurement apparatus using time of flight, the distance measurement apparatus includes a light source to emit measurement light to an object based on a light-emission timing; a photosensor to receive the measurement light reflected from the object based on a light-receiving timing; and circuitry configured to: output the light-emission timing and the light-receiving timing to the light source and the photosensor, respectively; and calculate a distance to the object based on the measurement light received by the photosensor. The circuitry is further configured to control a phase of the measurement light based on a measurement accuracy fluctuation amount at a measurement target distance in a periodic measurement accuracy fluctuation. | 2022-09-22 |
20220299642 | ACTIVE MODULATING ELEMENT DETECTION - Methods and apparatus for detecting a modulating element of an object in a scene are described in which an element in a scene is illuminated with a modulated light source. A signal is obtained from an optical detector based on light received from the illuminated element. An intermediate frequency signal is detected from the signal obtained from the optical detector, the intermediate frequency signal being related to a frequency of the modulated light source and a frequency of modulation of the element within the scene. The modulating element is detected based on the intermediate frequency signal. | 2022-09-22 |
20220299643 | OBTAINING DATA FROM TARGETS USING IMAGERY AND OTHER REMOTE SENSING DATA - The present disclosure relates to a method of tagging at least one target with an artificial physical tag configured to provide a signature of interest for imaging technology in any region of the electromagnetic spectrum. The method may comprise associating the artificial physical tag to the target. | 2022-09-22 |
20220299644 | SPATIAL PROFILING SYSTEM AND METHOD - Described herein is a system, a method and a processor-readable medium for spatial profiling. In one arrangement, the described system includes a light source configured to provide outgoing light having at least one time-varying attribute at a selected one of multiple wavelength channels, the at least one time-varying attribute includes either or both of (a) a time-varying intensity profile and (b) a time-varying frequency deviation, a beam director configured to spatially direct the outgoing light into one of multiple directions in two dimensions into an environment having a spatial profile, the one of the multiple directions corresponding to the selected one of the multiple wavelength channels, a light receiver configured to receive at least part of the outgoing light reflected by the environment, and a processing unit configured to determine at least one characteristic associated with the at least one time-varying attribute of the reflected light at the selected one of the multiple wavelengths for estimation of the spatial profile of the environment associated with the corresponding one of the multiple directions. | 2022-09-22 |
20220299645 | REMOTE VISUALIZATION APPARATUS COMPRISING A BORESCOPE AND METHODS OF USE THEREOF - A remote 3D measurement and visualization apparatus which comprises a borescope, comprising a shaft; a time-of-flight (TOF) depth camera having a plurality of pixels; an illumination source to emit illumination source light; wherein an illumination transmission portion of the shaft is operatively arranged to transmit the illumination source light distally along the shaft and emit the illumination source light from a distal end of the borescope to illuminate a target volume; wherein an image transmission portion of the shaft is operatively arranged to receive reflected illumination source light from the target volume and transmit the reflected illumination source light proximally along the shaft to the TOF depth camera; and wherein the TOF depth camera is operatively arranged to transmit intensity and phase data of the reflected illumination source light from the pixels to a processor and/or a computer to generate a digital, three-dimensional, spatial representation of the target volume. | 2022-09-22 |
20220299646 | PIXEL ARRAY INCLUDING TIME-OF-FLIGHT SENSORS - A pixel array may include a group of time-of-flight (ToF) sensors. The pixel array may include an image sensor comprising a group of pixel sensors. The image sensor may be arranged among the group of ToF sensors such that the image sensor is adjacent to each ToF sensor in the group of ToF sensors. | 2022-09-22 |
20220299647 | SYSTEMS AND METHODS FOR LIGHT DETECTION AND RANGING - A light detection and ranging system is provided for improving imaging accuracy and measurement range. The light detection and ranging system may comprise: a light source configured to emit a multi-pulse sequence into a three-dimensional environment, in which the multi-pulse sequence comprises multiple light pulses having a temporal profile; a photosensitive detector configured to detect light pulses returned from the three-dimensional environment and generate an output signal indicative of an amount of optical energy associated with a subset of the light pulses; and one or more processors electrically coupled to the light source and the photosensitive detector, and the one or more processors are configured to: generate the temporal profile based on one or more real-time conditions; and determine one or more parameters for selecting the subset of light pulses. | 2022-09-22 |
20220299648 | NEIGHBOR-BASED POINT CLOUD FILTER SYSTEM - A method, apparatus, and system for filtering a point cloud generated by a LIDAR device in an autonomous vehicle is disclosed. A point cloud comprising a plurality of points is generated based on outputs of the LIDAR device. The point cloud is filtered to remove a first set of points in the plurality of points that correspond to noise based on one or more of: point intensity measurements, distances between points, or a combination thereof. Perception data is generated based on the filtered point cloud. Operations of the autonomous vehicle are controlled based on the perception data. | 2022-09-22 |
20220299649 | OBJECT DETECTION FOR A ROTATIONAL SENSOR - In some aspects, a device may obtain point data from a lidar scanner. The point data may be associated with an angular subrange of a polar grid of the lidar scanner. The device may cause a transformer model to process the point data to identify a set of points based at least in part on the angular subrange, analyze the set of points based at least in part on a polar distance between the set of points and an origin of the polar grid, and indicate whether the set of points is associated with an object. The device may perform an action based at least in part on whether the transformer model indicates that the set of points is associated with the object. Numerous other aspects are described. | 2022-09-22 |
20220299650 | DETECTING OBJECTS USING A LINE ARRAY - A robotic cleaning device configured to detect objects as the robotic cleaning device moves over a surface to be cleaned. The robotic cleaning device has a first light source configured to produce a close range wide light beam in front of the robotic cleaning device, a second light source configured to produce a long range vertically-narrow light beam in front of the robotic cleaning device, and an array sensor configured to detect light reflected from one or more of the light sources to detect illuminated objects from which said light is reflected. | 2022-09-22 |
20220299651 | POSITIONING ASSISTANCE APPARATUS, POSITIONING ASSISTANCE METHOD, AND COMPUTER-READABLE RECORDING MEDIUM - A positioning assistance apparatus | 2022-09-22 |
20220299652 | GNSS STANDARD POINT POSITIONING METHOD BASED ON SPHERICAL HARMONICS - The present invention belongs to the field of satellite navigation and positioning technology, more specifically a GNSS standard point positioning method based on the spherical harmonics. The method achieves the calculation of the station position with GNSS observations and satellite broadcast ephemeris. In this method, spherical harmonics are used to describe the errors related to the elevation and azimuth angle between the station and the satellite, including tropospheric delay errors and ionospheric delay errors. Compared with the existing methods of correcting the tropospheric delay by using empirical models, the method in the present invention can obtain the position information of survey points quickly and with high efficiency and present advantages such as a simple practical performance, a convenient data process and high calculation efficiency. | 2022-09-22 |
20220299653 | RADIO FREQUENCY RECEIVER FOR SIMULTANEOUSLY PROCESSING MULTIPLE TYPES OF SIGNALS FOR POSITIONING AND METHOD OF OPERATION - The present invention is a PNT system comprising: at least one antenna wherein each of the at least one antenna receives a frequency within a predetermined range; at least one band pass filter connected to each of the at least one antenna; at least one low noise amplifier connected to the at least one band pass filter; at least one oscillator connected to the at least one low noise amplifier; a local oscillator connected to the at least one low noise amplifier, wherein the local oscillator is used to change the frequency of the signal; a programmable gain amplifier connected to the local oscillator; a driver connected to the programmable gain amplifier; an analog to digital converter connected to the local oscillator; and a processor connected to the analog to digital converter. | 2022-09-22 |
20220299654 | METHOD FOR MODULATING VARIABLE BINARY OFFSET CARRIER WITH DISCRETE TIME-VARIANT FREQUENCY, AND SATELLITE NAVIGATION SIGNAL GENERATOR USING THE SAME - Disclosed are a method for modulation of a variable binary offset carrier (VBOC) having a discrete time-variant frequency and a satellite navigation signal generator using the same. The method for modulation of a VBOC having a discrete time-variant frequency may comprise: generating navigation message data; generating a carrier; generating a VBOC subcarrier; generating a pseudo-random code; synthesizing the pseudo code and the VBOC subcarrier; and synthesizing a synthesized signal of the pseudo code and the VBOC subcarrier, the carrier, and the navigation message data. | 2022-09-22 |
20220299655 | METHODS, DEVICES, AND SYSTEMS FOR VEHICLE TRACKING - This disclosure presents methods, systems, and devices for vehicle location tracking devices for law enforcement. In one embodiment, a device is disclosed including a printed circuit board (PCB) assembly, an enclosure assembly, and a machine readable label. The PCB assembly includes a processor, a memory electrically coupled with the processor, a real-time-clock electrically coupled with the processor; a satellite navigation receiver electrically coupled with the processor; and a first radio communication interface electrically coupled with the processor. The enclosure assembly includes a plurality of mounts for securing the PCB assembly and an attachment mechanism configured for in-motion mechanical coupling to a vehicle. The machine readable label may include a barcode, a quick response (QR) code, radio frequency identification (RFID) tag, or the like. The PCB assembly may be hermetically sealed via the enclosure assembly. | 2022-09-22 |
20220299656 | LATENCY COMPENSATION IN INERTIAL NAVIGATION SYSTEM - In one embodiment, a method for calculating a location of an autonomous driving vehicle includes receiving new global navigation satellite system (GNSS) data. The method further includes identifying a first previously estimated location from a plurality of previously estimated locations with a timestamp that is closest to the timestamp of the new GNSS data and identifying a second previously estimated location from the plurality of previously estimated locations with a most recent timestamp. The method further includes calculating a difference between the first previously estimated location and the second previously estimated location, adjusting the new GNSS data based on the difference; and calculating a current estimated location of the ADV based on the adjusted GNSS data. | 2022-09-22 |
20220299657 | SYSTEMS AND METHODS FOR VEHICLE POSITIONING - Various vehicle technologies for improving positioning accuracy despite various factors that affect signals from navigation satellites. Such positioning accuracy is increased via determining an offset and communicating the offset in various ways or via sharing of raw positioning data between a plurality of devices, where at least one knows its location sufficiently accurately, for use in differential algorithms. | 2022-09-22 |
20220299658 | Detection system for ionizing radiation - The invention provides a detection system for ionizing radiation, a method of manufacturing a detection system for ionizing radiation, a method of detecting ionizing radiation, a detection chamber for detecting ionizing radiation by liquid scintillation counting, and a method of detecting ionizing radiation by liquid scintillation counting. The detection system for ionizing radiation comprises a detector with a detection surface. The detector is configured to detect ionizing radiation that is incident on the detection surface. An adsorption layer is provided on said detection surface, the adsorption layer being configured to bind target particles, wherein the target particles are radioactive atoms or molecules. | 2022-09-22 |
20220299659 | RADIATION IMAGING APPARATUS - Provided is a radiation detector that converts an intensity of received radiation into an electrical signal and a case that houses the radiation detector. An area of the case other than a predetermined area is formed of a material having durability against a disinfectant solution that has a higher disinfection effect than ethanol. | 2022-09-22 |
20220299660 | RADON MEASURING APPARATUS AND METHOD - Disclosed are a radon measuring apparatus and method. A radon measuring apparatus according to the present invention can comprise: a housing having two separate spaces and through holes formed such that each space communicates with the outside; a probe unit having first and second probe rods which are respectively disposed inside each space in the opposite direction from each other inside the housing; a control unit disposed inside the housing and connected to the probe unit; and a switching unit for controlling the electrical connection between the first and second probe rods. | 2022-09-22 |
20220299661 | SCINTILLATOR-BASED RADIATION THERAPY QUALITY ASSURANCE - Systems, methods, and computer software are disclosed for determining a shape of a radiation field generated by a radiation delivery system through the use of a scintillator and a camera that is configured to acquire images of light emitted by the scintillator during delivery of a radiation beam. A support structure may be mounted to the radiation delivery system and the scintillator and camera may be fixed to the support structure such that the scintillator is not perpendicular to the axis of the radiation beam. An edge detection algorithm may be applied to radiation patterns present in the camera images in order to determine the location of an edge of a leaf of a multi-leaf collimator. | 2022-09-22 |
20220299662 | METHOD OF MANUFACTURING RADIOGRAPHIC IMAGING APPARATUS - A method of manufacturing a radiographic imaging apparatus includes providing a flexible base material on a support body and forming a sensor substrate in which a plurality of pixels for accumulating electric charges generated depending on light converted from radiation is provided; forming a conversion layer that converts the radiation into light on a fixing plate; providing the conversion layer in a state in which a surface of the conversion layer opposite to the fixing plate is made to face a first surface of the base material provided with the pixels; fixing one end of the flexible cable to the sensor substrate; fixing the flexible cable to the fixing plate; and peeling the sensor substrate provided with the conversion layer and the fixing plate from the support body. | 2022-09-22 |
20220299663 | DETECTION SUBSTRATE, METHOD FOR MANUFACTURING THE SAME AND FLAT PANEL DETECTOR - The present disclosure provides a detection substrate, a method for manufacturing the same and a flat panel detector. The detection substrate includes a base substrate and at least one pixel unit, the pixel unit includes: a transistor, an oxide layer, a reading electrode, and a photoelectric conversion structure sequentially arranged in a direction away from the base substrate, the reading electrode is electrically connected with the photoelectric conversion structure, the oxide layer is positioned between the transistor and the reading electrode, the oxide layer has a first through hole therein, an orthographic projection of the oxide layer on the base substrate at least covers that of the transistor on the base substrate, the reading electrode is electrically connected with the transistor through the first through hole, orthographic projections of the first through hole and the transistor on the base substrate are not overlapped with each other. | 2022-09-22 |
20220299664 | RADIATION IMAGING APPARATUS AND RADIATION IMAGING SYSTEM - Disclosed apparatus comprises: a radiation detection panel in a housing, for detecting incident radiation as an electrical signal related to a radiation image; a support base in the housing and located on a side opposite to a radiation incident surface, for supporting the radiation detection panel from a back surface side; an internal structure in the housing and disposed on the back side surface of the support base; and fixing members in the housing, for fixing the internal structure to the support base, the difference in the radiation shielding efficiency between at least one of the fixing members and the support base is less than 50%, and when viewed from a radiation incident direction, a sheet like member having a radiation shielding efficiency of 50% or more is not arranged on a region on the back surface side of the radiation detection panel overlapping with the fixing member. | 2022-09-22 |
20220299665 | SURVEYING INFORMATION MANAGEMENT SYSTEM, SURVEYING INFORMATION MANAGEMENT METHOD, AND STORAGE MEDIUM STORING SURVEYING INFORMATION MANAGEMENT PROGRAM - A surveying information management system using an information display terminal and a surveying device configured to measure a point cloud in a three-dimensional space includes: a surveying information acquisition unit configured to acquire, from the surveying device, the surveying information including point cloud data associated with position information; an area setting unit configured to set a display area for the point cloud; a segment setting unit configured to divide the display area into predetermined unit segments; a point cloud amount calculation unit configured to calculate a point cloud amount in a space of each of the unit segments; and a point cloud amount display unit configured to display, on the information display terminal, information according to the point cloud amount calculated for each of the unit segments of the display area by the point cloud amount calculation unit. | 2022-09-22 |
20220299666 | DECONVOLUTION OF DOWN-GOING SEISMIC WAVEFIELDS - A method for reducing effects of free surface multiple reflections from seismic signal measurements. The measurements result from seismic energy imparted into the Earth's subsurface from collocated measurements related to pressure and vertical component of motion in response to the imparted seismic energy. The method includes entering as input to a computer the measurements related to pressure and vertical component of motion. In the computer, a down-going component of the measurements is determined. An impulse response of the Earth in the absence of a free surface from the down-going component is determined. | 2022-09-22 |
20220299667 | METHODS FOR CREATING A CRITICAL CRUST RESERVOIR MODEL - Provided herein are systems and methods for generating reservoir models including the SOC nature of the Earth's crust. The methods employ seismic emission tomography (SET) to generate three dimensional models of a formation providing permeability without the need for traditional reservoir modeling techniques and allowing for the identification of naturally-occurring permeability pathways that provide accurate and precise locations for the efficient recovery of hydrocarbons or other fluids. | 2022-09-22 |
20220299668 | Coded Interleaved Simultaneous Source Shooting - System and techniques to position a first source array at a fixed first inline distance from a vessel, position a second source array at a fixed second inline distance from a vessel, wherein the fixed second horizontal inline distance differs from the fixed first horizontal distance, generating a spatial coding, fire the first source array, and fire the second source array. | 2022-09-22 |
20220299669 | Method for Combining the Results of Ultrasound and X-Ray and Neutron Cement Evaluation Logs Through Modality Merging - A combining mechanism for borehole logging tool data that employs modality merging to combine the output data of various borehole logging tools to provide a combined result and automated interpretation is provided, said mechanism comprising: at least one mechanism for assigning interpretive values to individual processed data types; at least one mechanism for combining the interpretive value data sets; and, at least one mechanism for providing an interpretation. A method of combining borehole logging tool data that employs modality merging to combine the output data of various borehole logging tools to provide a combined result and automated interpretation is also provided, said method comprising: assigning interpretive values to individual processed data types; combining the interpretive value data sets; and, providing an interpretation. | 2022-09-22 |
20220299670 | FOREIGN OBJECT DETECTION METHOD AND POWER SIDE CAPABLE OF DETECTING FOREIGN OBJECT - A foreign object detection method for detecting whether a foreign object exists on a function pin of a power supplier side or a power receiver side, wherein the power supplier side and the power receiver side are coupled to each other in a detachable fashion. The foreign object detection method includes: discharging a capacitor via the function pin, wherein the capacitor is electrically connected to the function pin; providing a sensing current flowing through the function pin, to charge the capacitor; sensing a voltage variation of the function pin during a predetermined period; and comparing the voltage variation with a predetermined variation, so as to determine whether a foreign object exists on the function pin. | 2022-09-22 |
20220299671 | CONCEALED MINERAL RESOURCE PREDICTION METHOD AND LOGGING SYSTEM BASED ON PETRO-ELECTROMAGNETISM - Disclosed is a concealed mineral resource prediction method and a petroEM logging system, which are applied to the technical field of mineral and oil/gas resource exploration. The petroEM logging system provided by the present application adopts a broadband (0.001-10000 Hz) sweep frequency mode, can perform broadband complex impedance measurement of the rock, and can realize potential mineral or oil/gas resource prediction through the obtained PetroEM prediction factor separately or in combination with geochemical characteristics. | 2022-09-22 |
20220299672 | IMAGING APPARATUS - An imaging apparatus | 2022-09-22 |
20220299673 | Real-Time Output Correction of Detector Outputs Resulting from Azimuthal X-Ray Source Variations Using Monitoring Detectors - A measurement compensation mechanism for an electronic radiation source-based borehole logging tool that compensates for geometric variations in the direction output of an x-ray source is provided, the measurement compensation system including: at least one electronic radiation source; at least one radiation shield; at least three reference detectors; and at least one borehole measuring radiation detector. A method of compensating the measurement of an electronic radiation source-based borehole logging tool that compensates for geometric variations in the direction output of an x-ray source is also provided, the method including at least: measuring an azimuthal distribution of radiation intensities equidistant from an electronic radiation source in order to correct a measured radiation value of a borehole-measuring radiation detector relative to the borehole-measuring radiation detector's azimuthal measurement direction. | 2022-09-22 |
20220299674 | SUPERCONDUCTING GRAVITY GRADIOMETER AND SENSITIVITY IMPROVEMENT METHOD THEREOF - The invention discloses a superconducting gravity gradiometer and a sensitivity improvement method thereof including a pair of superconducting test masses, a pair of negative-stiffness superconducting coils, a pair of positive-stiffness superconducting coils, and a superconducting circuit coupling the test masses into two-degree-of-freedom superconducting magnetic spring oscillators. Superconducting wires are used to connect the negative-stiffness superconducting coils in series to form a superconducting loop, the differential mode stiffness of the two-degree-of-freedom superconducting magnetic spring oscillators is reduced, and the ratio of the common mode stiffness to the differential mode stiffness is increased. When using the method of the invention to configure the magnetic spring oscillator of a superconducting gravity gradiometer, when configuring a vertical diagonal component superconducting gravity gradiometer with a full magnetic suspension for the test mass, the sensitivity of gradient measurement is significantly improved. | 2022-09-22 |
20220299675 | ICING DETECTOR - An icing detector includes an aircraft structure, an exposed member, an optical fiber sensor, and a measuring device. The exposed member is coupled to the aircraft structure and is exposed to an outside of the aircraft structure. The optical fiber sensor is coupled to the exposed member and is covered by one or both of the aircraft structure and the exposed member. The measuring device is configured to measure light received from the optical fiber sensor. | 2022-09-22 |
20220299676 | METHODS AND SYSTEMS FOR WELL-TO-CELL COUPLING IN RESERVOIR SIMULATION - A free-space well connection method of determining parameters for modeling a reservoir is disclosed. The method is conducted by a computer system ( | 2022-09-22 |
20220299677 | AIRGAP STRUCTURES FOR IMPROVED EYEPIECE EFFICIENCY - Embodiments of the present disclosure generally relate to encapsulated optical devices and methods of forming encapsulated optical devices. The optical devices include a plurality of optical device structures disposed on a substrate. An encapsulation coating is disposed over the plurality of optical device structures. The encapsulation coating includes a ratio of encapsulation material to solvent. A plurality of gaps are formed in the optical device. The plurality of gaps are formed when the solvent is evaporated from the encapsulation coating. The material composition of the encapsulation coating, the width and device angle of the plurality of optical device structures, as well as process parameters of the spin on coating process, the curing process, the baking process, the drying process, and the developing process will affect the formation of the plurality of gaps and the depth at which the plurality of gaps are formed. | 2022-09-22 |
20220299678 | ARTICLE WITH AN OPTICAL SURFACE WITH ENGINEERED FUNCTIONS - An article including a coating including a plurality of particles dispersed in a host material; and a plurality of optical elements embedded on a surface of the coating is disclosed. A method of making the coating, and the article is disclosed. | 2022-09-22 |
20220299679 | ATHERMAL INFRARED OPTICAL TELESCOPE AND METHOD FOR MANUFACTURING - A device includes an entrance pupil configured to receive light from a distant source. The device also includes an exit pupil configured to output the light to at least one component of an imaging system. The device further includes a plurality of lenses disposed optically between the entrance pupil and the exit pupil, where the lenses are grouped into an objective group and an eyepiece group. In addition, the device includes a housing surrounding the lenses and formed of a housing material. The lenses are formed of one or more lens materials selected based on a thermo-optical coefficient of the one or more lens materials and a coefficient of thermal expansion (CTE) of the housing material. The lens materials can be selected to have a thermo-optical coefficient that is closest to the CTE of the housing material among thermo-optical coefficients of a plurality of possible lens materials. | 2022-09-22 |
20220299680 | DISPLAY DEVICE - A display device includes a window film with light leak prevention layers that may withstand repeated folding operations. The window film includes a first film having a first surface configured to provide an outermost surface and a second surface, a second film disposed below the first film and having a third surface and a fourth surface, a first color layer disposed on at least one of the second surface and the third surface, and a second color layer disposed below the first color layer and disposed on at least one of the third surface and the fourth surface. | 2022-09-22 |
20220299681 | LAYERED FILM AND LAYERED MEMBER - Provided is a laminated film that can be molded into a complicated shape. A laminated film comprising a transparent support substrate; an uncured hard coat layer formed on at least one surface of the transparent support substrate; and an uncured optical interference layer formed on the uncured hard coat layer, wherein the uncured hard coat layer comprises an active energy ray-curable composition for forming a hard coat layer, the uncured optical interference layer comprises an active energy ray-curable composition for forming a optical interference layer, a thickness of the transparent support substrate is 50 μm or more and 600 μm or less, a luminous reflectance including regular reflected light measured from an uncured optical interference layer side is 0.1% or more and 4.0% or less, and a stretch ratio at 160° C. is 50% or more. | 2022-09-22 |
20220299682 | LIGHT DIFFUSION FILM - There is provided a light diffusion film in which a decrease in the half-value angle can be suppressed even after processing with a high elongation rate. A light diffusion film including a base material film and a light diffusing layer, the light diffusing layer containing light diffusing particles and a resin binder, wherein a ratio (T/t) of an average film thickness T of the light diffusing layer, to an average particle diameter t of the light diffusing particles, is 3.0 or more. | 2022-09-22 |
20220299683 | DIFFRACTION GRATING ARRAY FOR WIDE-ANGLE ILLUMINATION - An incident optical beam illuminates a subset of contiguous array of diffraction gratings on a substrate and produces one or more diffracted output beams. The grating array can be arranged so that (i) multiple incident beams result in a contiguous composite solid angle of far-field illumination, (ii) multiple output beams arising from any one incident beam do not overlap in the far field, or (iii) both. The gratings of the array can be arranged to produce a desired far-field illumination intensity profile. The grating array can be arranged so as to suppress or eliminate laser speckle arising from the output beams. | 2022-09-22 |
20220299684 | DISPLAY BODY - A display body includes a display surface including a plurality of display region groups. Each display region includes at least one reflection surface that is configured to reflect light incident on the display surface toward an area including a corresponding one of reflection directions that are associated with the respective display region groups. Each display region group is configured to form an image unique to the display region group in a corresponding one of the reflection directions through reflection of light on the reflection surfaces in the display region group. The display region groups are configured to form, in two adjacent ones of the reflection directions, different images that have a interrelation between each other. | 2022-09-22 |
20220299685 | FABRICATION OF BLAZED DIFFRACTIVE OPTICS BY THROUGH-MASK OXIDATION - A method for manufacturing a low-angle blazed grating on a semiconductor or silicon substrate, includes spin-coating the substrate with resist layer or hydrogen or polysilsesquioxane, being 100-1000 nm or few hundred nanometers thick, applying grayscale irradiation lithography exposure to the resist layer, generating a dose modulated pattern therein, varying in response to absorbed energy density from irradiation lithography exposure. The coated, irradiated substrate is developed in solution, such as TMAH or NaOH, enabling a blazed profile having structures of thickness-dependent diffusion barriers or SiO | 2022-09-22 |
20220299686 | COLOR FILTER MODULE - A color filter module is provided. The color filter module is disposed on an electrophoretic display panel. The color filter module includes a transparent substrate and a color resist layer. The transparent substrate includes a plurality of pixel regions arranged in an array. Each of the plurality of pixel regions includes a plurality of sub-pixel regions. The color resist layer is disposed on the transparent substrate. Among the plurality of sub-pixel regions of the transparent substrate, a first sub-pixel region and a second sub-pixel region that correspond to a same color and are adjacent to each other are provided with a plurality of color resist units of the same color of the color resist layer. The plurality of color resist units are arranged in an array and arranged in a discontinuous pattern. | 2022-09-22 |
20220299687 | NEAR-INFRARED CUT FILTER AND IMAGING APPARATUS - A near-infrared cut filter includes a transparent substrate having a first and a second surfaces, opposite to each other; and a dielectric multilayer film disposed on a side of the first surface. The dielectric multilayer film reflects light within a wavelength range of 700-750 nm. A mean regular transmittance T | 2022-09-22 |
20220299688 | NEAR INFRARED OPTICAL INTERFERENCE FILTERS WITH IMPROVED TRANSMISSION - An interference filter includes a layers stack comprising a plurality of layers of at least: layers of amorphous hydrogenated silicon with added nitrogen (a-Si:H,N) and layers of one or more dielectric materials, such as SiO | 2022-09-22 |
20220299689 | EXTERNAL PART FOR A TIMEPIECE OR A PIECE OF JEWELLERY COMPRISING AN INTERFERENTIAL COLOUR COATING AND MANUFACTURING METHOD OF SAID PART - An external part including a substrate and a coating composed of the following successively superimposed layers; an opaque or semi-opaque reflective layer, configured to have a reflectance of at least 90% for wavelengths including between 600 nm and 780 nm, a transparent or semi-transparent layer, having a refractive index to include between 1.45 and 2.8 for a wavelength of 630 nm, an absorbent layer, the layers giving the coating a predetermined interference colour. | 2022-09-22 |
20220299690 | Light Modulation Device - A light modulation device is disclosed herein. In some embodiments, a light modulation device includes a first polymer film substrate having a first surface and a second surface, an adhesive layer or pressure-sensitive adhesive layer disposed on the first surface of the first polymer film substrate, a second polymer film substrate having a first surface and a second surface, a liquid crystal alignment film disposed on the first surface of the second polymer film substrate, a −C plate; and a light modulation layer containing a liquid crystal compound. The light modulation device has excellent optical properties including transmittance-variable characteristics through characteristic control and proper arrangement of a compensation film, and being applicable to various uses by controlling inclination angle light leakage in a black mode. | 2022-09-22 |
20220299691 | POLARIZING PLATE AND OPTICAL DISPLAY DEVICE INCLUDING SAME - A polarizing plate and an optical display apparatus including the same. The polarizing plate includes: a polarizer; and a laminate of a first retardation layer and a second retardation layer, and a third retardation layer sequentially stacked on a lower surface of the polarizer, wherein the first retardation layer may have a slow axis tilted at an angle of +40° to +50° or at an angle of −50° to −40° with respect to an absorption axis or a transmission axis of the polarizer, the slow axis of the first retardation layer is tilted at an angle of +80° to +100° or at an angle of −100° to −80° with respect to a slow axis of the second retardation layer, the first retardation layer exhibits positive wavelength dispersion and has an in-plane retardation of 50 nm to 100 nm at a wavelength of 550 nm, and the second retardation layer has positive wavelength dispersion or flat wavelength dispersion and an in-plane retardation of 180 nm to 240 nm at a wavelength of 550 nm. | 2022-09-22 |
20220299692 | REFLECTIVE POLARIZER AND OPTICAL SYSTEM - An optical system ( | 2022-09-22 |