16th week of 2015 patent applcation highlights part 31 |
Patent application number | Title | Published |
20150104095 | METHOD FOR EVALUATING BANDGAP DISTRIBUTIONS OF NANOWIRES - A method for evaluating bandgap distributions of nanowires is provided. First, a plurality of nanowires located on a surface of a substrate is provided. Second, a metal electrode on the surface and electrically connected to the plurality of nanowires is provided. Third, a SEM image is taken on the plurality of nanowires and the metal electrode. Fourth, the bandgap distributions of the plurality of nanowires are evaluated through the SEM image. | 2015-04-16 |
20150104096 | 3D OBJECT TRACKING - Embodiments relate to tracking a pose of a 3D object. In embodiments, a 3D computer model, consisting of geometry and joints, matching the 3D real-world object may be used for the tracking process. Processing the 3D model may be done using collision constraints generated from interpenetrating geometry detected in the 3D model, and by angular motion constraints generated by the joints describing the connections between pieces/segments/bones of the model. The depth data in its 3D (point cloud) form, supplied by a depth camera, may be used to create additional constraints on the surface of the 3D model thus limiting its motion. Combined together, all the constraints, using linear equation processing, may be satisfied to determine a plausible pose of the 3D model that matches the real-world pose of the object in front of the 3D camera. | 2015-04-16 |
20150104097 | IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD - An image processing apparatus includes an image acquisition unit acquiring a plurality of images, a corresponding point acquisition unit, a first fundamental matrix estimation unit, an epipole coordinate deriving unit, an epipole coordinate determination unit, and a fundamental matrix determination unit. The corresponding point acquisition unit acquires first corresponding points. The first fundamental matrix estimation unit calculates first fundamental matrices based on the first corresponding points. The epipole coordinate deriving unit calculates first epipole coordinates that correspond to the first fundamental matrices. The epipole coordinate determination unit determines one of the first epipole coordinates as a second epipole coordinate. The fundamental matrix determination unit determines the first fundamental matrix corresponding to the second epipole coordinate as a second fundamental matrix. | 2015-04-16 |
20150104098 | NOTE RECOGNITION AND MANAGEMENT USING MULTI-COLOR CHANNEL NON-MARKER DETECTION - Techniques are described for creating and manipulating software notes representative of physical notes. A computing device comprises a processor and a note identification module executable on the processor and configured to separate an input image into a plurality of channelized input images. Each of the channelized input images are associated with a different color. The note identification module is configured to apply edge detection and feature extraction to identify polygons within each of the channelized input images and select, from the polygons from the channelized input images, a representative polygon for each of the physical notes in the input image. | 2015-04-16 |
20150104099 | IMAGE PROCESSING DEVICE, IMAGE PROCESSING METHOD, AND PROGRAM - There is provided an image processing device including a body hair detection unit that detects a body hair region corresponding to body hair from a process target image that includes skin, a texture structure estimation unit that estimates a structure of skin texture in the process target image, and an interpolation unit that interpolates the body hair region detected by the body hair detection unit based on the structure of the skin texture estimated by the texture structure estimation unit. | 2015-04-16 |
20150104100 | Image Processing Method and Apparatus, and Shooting Terminal - An image processing method and apparatus, and a shooting terminal, where the method includes acquiring a to-be-processed image that is shot but is not image-processed; extracting shooting characteristic information of the to-be-processed image; performing image processing on the to-be-processed image according to the shooting characteristic information. In this way, after acquiring a to-be-processed image that is shot, a shooting terminal uses shooting characteristic information of the to-be-processed image as a basis of adaptive processing of the image, and performs processing on each to-be-processed image according to shooting characteristic information of each to-be-processed image, so that the quality of an image that is obtained after being processed by the shooting terminal can be adaptively improved. | 2015-04-16 |
20150104101 | METHOD AND UI FOR Z DEPTH IMAGE SEGMENTATION - An application that receives and edits image data from a light field camera. The application determines a distance from the light field camera for each portion of the image. The application of some embodiments uses the depth information to break the image data down into layers based on the depths of the objects in the image. In some embodiments, the layers are determined based on a histogram that plots the fraction of an image at a particular depth against the depths of the image. | 2015-04-16 |
20150104102 | SEMANTIC SEGMENTATION METHOD WITH SECOND-ORDER POOLING - Feature extraction, coding and pooling, are important components on many contemporary object recognition paradigms. This method explores pooling techniques that encode the second-order statistics of local descriptors inside a region. To achieve this effect, it introduces multiplicative second-order analogues of average and max pooling that together with appropriate non-linearities that lead to exceptional performance on free-form region recognition, without any type of feature coding. Instead of coding, it was found that enriching local descriptors with additional image information leads to large performance gains, especially in conjunction with the proposed pooling methodology. Thus, second-order pooling over free-form regions produces results superior to those of the winning systems in the Pascal VOC 2011 semantic segmentation challenge, with models that are 20,000 times faster. | 2015-04-16 |
20150104103 | SURVEILLANCE CAMERA THAT RESPECTS PRIVACY - A surveillance camera obscures human features when people are present to preserve privacy. | 2015-04-16 |
20150104104 | METHODS AND APPARATUS FOR AUTOMATED TRUE OBJECT-BASED IMAGE ANALYSIS AND RETRIEVAL - An automated and extensible system for analysis and retrieval of images based on region-of-interest (ROI) analysis of one or more true objects depicted by an image is provided. The system uses a database that is a relational or analytical database containing searchable vectors that represent the images stored in a repository. Entries in the database are created by an image locator and ROI classifier working together to locate images within the repository and extract relevant information to be stored in the ROI database. The ROI classifier analyzes objects in an image to arrive at actual features of the true object. Graphical searches are performed by the collaborative workings of an image retrieval module, an image search requestor and an ROI query module. The image search requestor is an abstraction layer that translates user or agent search requests into the language understood by the ROI query. | 2015-04-16 |
20150104105 | COMPUTING DEVICE AND METHOD FOR JOINTING POINT CLOUDS - A computing device and a method joints point clouds of an object into a coordinate system. The computing device calculates edge points of each image, and calculates a curvature scale space (CSS) corner of each image according to the edge points of each image. The computing device calculates a sub-pixel corner of each image according to the CSS corner of each image, and matches a sub-pixel corner of each image to obtain common corners. The computing device calculates a transmitting matrix using the common corners, and transmits all point clouds in the coordinate system using the transmitting matrix. | 2015-04-16 |
20150104106 | METHOD, SYSTEM AND APPARATUS FOR DETERMINING A CONTOUR SEGMENT FOR AN OBJECT IN AN IMAGE CAPTURED BY A CAMERA - A method of determining a contour segment for an object in an image captured by a camera is disclosed. A plurality of corner points located on a part of an object in the image is determined. Pairs of corner points are selected from the determined corner points. A path for at least one of the pairs of corner points is determined, the path connecting the corner points of the at least one pair of corner points along the boundary of the object. The contour segment is determined for the object using the determined path. | 2015-04-16 |
20150104107 | NOTE RECOGNITION AND ASSOCIATION BASED ON GROUPING INDICATORS - Techniques are described for creating and manipulating software notes representative of physical notes. A computing device is described that includes a processor and an image collection module executable on the processor and configured to receive an input image of an environment having a plurality of physical notes. An image processing engine executable on the processor is configured to identify the plurality of physical notes in the input image and generate, for each of the physical notes, a corresponding digital note. The image processing engine is further configured to identify an indication of one or more groups of the plurality of identified notes in the input image and group the plurality of digital notes according to the indication. | 2015-04-16 |
20150104108 | DATA PROCESSOR AND COMPUTER-READABLE NON-VOLATILE RECORDING MEDIUM FOR STORING PROGRAM FOR DATA PROCESSING - Provided is a data processor for generating three-dimensional image data from two-dimensional original image data, the three-dimensional image data including depth value, the apparatus comprising: a first clustering processor for dividing the two-dimensional original image data into a first plurality of clusters based on brightness; a three-dimensional data generating unit for setting a predetermined direction as a brighter-to-darker direction, and for generating information, as first depth information, such that depth value for a first cluster among the plurality of clusters is set to be larger than depth value for a second cluster which neighbors the first cluster and is located nearer to a starting point of the brighter-to-darker direction than the first cluster where the brightness of the first cluster is darker than the brightness of the second cluster. | 2015-04-16 |
20150104109 | DEVICE AND METHOD FOR PROCESSING IMAGE - An image processing device includes a decompression unit configured to decompress a compressed image signal, a gradation-dependent correction unit configured to perform gradation-dependent correction on the decompressed image signal, the gradation-dependent correction being a correction process in which the amount of correction varies among luminance gradations, and a compression error correction unit configured to perform compression error correction in which input luminance values are selectively offset, on the decompressed image signal which has yet to be subjected to the gradation-dependent correction. | 2015-04-16 |
20150104110 | METHOD AND SYSTEM FOR IMAGE ANALYSIS - A method for processing an image includes: identifying a group of keypoints in the image; for each keypoint of the group; a) calculating a corresponding descriptor array including a plurality of array elements, each array element storing values taken by a corresponding color gradient histogram of a respective sub-region of the image in the neighborhood of the keypoint; b) generating at least one compressed descriptor array by compressing at least one portion of the descriptor array by vector quantization using a codebook including a plurality of codewords. | 2015-04-16 |
20150104111 | METHODS AND SYSTEMS OF LOCAL SIGNAL EQUALIZATION - Methods and systems of equalizing spatial frequency signals for images are provided. Images distorted through defocus, motion blur, under-sampling or other reasons may be equalized. Equalized spatial frequency signals may be used to determine correspondence matching between images. Image patches from two or more image signals may be identified and analyzed to determine image patches that contain similar representations of the real scene, with sufficient local details for accurately computing cross-correlation. | 2015-04-16 |
20150104112 | Large Radius Edge-Preserving Low-Pass Filtering - A method of large-radius edge-preserving low-pass filtering a digital signal having data points, including computing a weighted average of a signal layer at vertices spaced a distance apart such that an amount of the vertices is less than an amount of the data points; and producing, for each of the data points, a large-radius edge-preserving low-pass filtered signal based on the weighted average of the signal layer at vertices neighboring the data point. | 2015-04-16 |
20150104113 | Method and Apparatus for Producing a Cinemagraph - Method and apparatus for producing a cinemagraph, wherein based on received user input an image from a sequence of images is selected as a baseframe image. The baseframe image is segmented and at least one segment is selected based on user input. A mask is created based on the selected segments and at least one image most similar to the baseframe is selected from the sequence of images using the mask. The selected images are aligned the baseframe image a first cinemagraph is created from the selected images and the baseframe image using the mask. | 2015-04-16 |
20150104114 | METHOD OF PROCESSING PHOTOS FROM MULTIPLE SOURCES AND ITS APPARATUS - The present invention relates to photo processing. Disclosed is a method for processing photos from multiple sources and its apparatus. In the present invention, the method of processing photos from multiple sources include: obtaining photo files from at least two sources; for the obtained photo files, merging the photo files originating from the same primitive photo into one photo object for post-processing in the unit of photo objects, each photo object contains pointer(s) to the photo file(s) corresponding with the photo object. In the present invention, while substantial contents of photo files from different sources are identical, the photo files are merged into one photo object, then users can operate in the unit of photo objects, a system automatically processes respective files of the photo objects according to different operation types, and users do not need to care about the detail of the level of the photo files, such as the sources of the photo files etc., which simplifies the user operations. | 2015-04-16 |
20150104115 | IMAGE PROCESSING APPARATUS AND CONTROL METHOD THEREOF - An image processing apparatus and a control method thereof are provided. The image processing apparatus includes: a signal receiver to receive an image signal including an image and additional information displayed in the image; a signal processor to process the received image signal; and a controller to generate a reversed image resulting from up-down and/or right-left reversal of the image included in the image signal and to control the signal processor to display the reversed image and the additional information at an area of the reversed image. | 2015-04-16 |
20150104116 | METHOD AND APPARATUS FOR PERFORMING SUPER-RESOLUTION - A method for performing super-resolution comprises steps of generating the high-resolution, low-frequency spatial and temporal bands of the input video sequence by interpolation, synthesizing the high-resolution, high-frequency spatial band by cross-frame spatial high-frequency extrapolation, and fusing these two bands to generate the spatio-temporally super-resolved video sequence A corresponding system for performing super-resolution comprises a stage where the high-resolution, low-frequency spatial and temporal bands of the input video sequence is generated by interpolation, a stage where the high-resolution, high-frequency spatial band is synthesized by cross-frame spatial high-frequency extrapolation, and a stage where these two bands are fused to generate the spatio-temporally super-resolved video sequence. | 2015-04-16 |
20150104117 | Beach bag-blanket-changing cabin - This is beach bag, which you can convert to beach blanket and the most important you can convert it to a changing cabin. When this beach bag is closed on both sides with zippers you can use it as comfortable beach bag to carry your things to the beach (towel, a book, an MP3 player, cell phone). After you open zippers on both sides of the bag and unclip magnetic clips inside of the bag, you can use it as beach blanket. And if you need to change from your underwear to a swimwear you can get inside of this bag and change with 100% privacy. This is the main purpose of this beach bag with unique design. Fold it again clip the clips, zip up the zippers and you have light weight, convertible beach bag. | 2015-04-16 |
20150104118 | Foldable mat - A foldable, rectangular mat having two sides, a front end, and a rear end is provided with seams, panels, hook and loop fasteners, snap fasteners, and through holes. The mat is configured to fold into a bag for carrying effects or thereafter unfold into a flattened one for allowing person(s) to sit or lie on. | 2015-04-16 |
20150104119 | Receptacle, and Method and Device for Producing Receptacles - The invention relates to a receptacle ( | 2015-04-16 |
20150104120 | Side-gusseted bag made of film - A side-gusseted bag ( | 2015-04-16 |
20150104121 | Enhanced Flexible Material And Articles Formed Therefrom - A flexible film, and articles comprising the film, comprises interleaved pluralities of each of first bands and second bands disposed adjacent to the first bands. Both the first and second bands have a length and a width; the first bands comprise a first film basis weight and first and second regions. The first regions and second regions being comprised of the same material composition. The first regions undergo a substantially molecular-level deformation and the second regions initially undergo a substantially geometric deformation when the sheet material is subjected to an applied elongation along at least one axis. The second bands comprise a second film basis weight and a plurality of corrugations disposed along the length of the band. In this aspect the material may be described as having alternating bands of structural-elastic-like film and ring-rolled film. | 2015-04-16 |
20150104122 | MOTION DEVICE - A motion device ( | 2015-04-16 |
20150104123 | JOURNAL BEARING ASSEMBLIES AND METHODS OF ASSEMBLING SAME - A journal bearing assembly includes a bearing housing, a plurality of bearing pads, and a plurality of bearing pad support assemblies. The bearing housing includes a radial outer wall. The plurality of bearing pads are mounted within the bearing housing, and include at least one of a gas permeable porous media and an array of gas delivery holes. The plurality of bearing pad support assemblies are radially interposed between the bearing pads and the radial outer wall. Each of the bearing pad support assemblies includes a spring assembly and a damper assembly. | 2015-04-16 |
20150104124 | HERMETICALLY SEALED DAMPER ASSEMBLY AND METHODS OF ASSEMBLING SAME - A hermetically sealed damper assembly includes a sealed damper housing, a plunger, and a load transferring member coupled to the plunger. The sealed damper housing includes a body having a cavity and a resistive flow path defined therein. The cavity and resistive flow path are filled with a viscous fluid. The body includes a plurality of springs integrally formed therein. The plunger is disposed within the cavity, and separates the cavity into a first control volume and a second control volume. The resistive flow path provides fluid communication between the first and second control volumes. The plunger is coupled to the damper housing by the plurality of springs such that the springs provide a restorative force to the plunger. The load transferring member is configured to transmit mechanical loads to the plunger. | 2015-04-16 |
20150104125 | INNER RING WITH UNDERCUT TO IMPROVE TANG FLEXIBILITY - A bearing assembly for rotatably supporting a shaft member having an outer ring, having a first bearing raceway, and an inner ring, having a second bearing raceway. The raceways are opposingly spaced relative to each other. The inner ring includes a plurality of tang members extending in a cantilevered configuration from at least one end of the inner ring having slots formed therebetween. Bearing members are positioned in a space between and in engagement with the first and second bearing raceways. An undercut groove extends circumferentially along an inner surface of the inner ring generally adjacent the plurality of tang members. The undercut groove is operable to increase an effective cantilever distance of the plurality of tang members. The assembly further includes a locking member engaging the plurality of tang members and exerting a compressing force upon the plurality of tang members to couple the inner ring to the shaft. | 2015-04-16 |
20150104126 | CONICAL ROLLER BEARING - The conical roller bearing includes an inner ring which includes an annular groove between an inner-ring-side raceway surface and a small-diameter-side end portion thereof, and a cage which includes an erected portion extending from a first annular portion of the cage towards the annular groove. The erected portion includes a first inclined portion and a second inclined portion. The first inclined portion is inclined towards conical rollers disposed in pockets of the cage while extending from the first annular portion towards the annular groove. The second inclined portion is inclined towards the small-diameter-side end portion while extending from the first inclined portion towards the annular groove. The second inclined portion is configured to be brought into engagement with the annular groove in an axial direction of the inner ring. | 2015-04-16 |
20150104127 | LUBRICATION OF POWER TRANSFER COMPONENTS - An apparatus for lubricating power transfer components is described. The apparatus includes a first shaft enclosed by a housing with a main cavity, and an inboard bearing and an outboard bearing supporting the first shaft. An inboard bearing cavity and an outboard bearing cavity surround, respectively, the inboard and outboard bearings. Lubrication fluid flows from an entrance port in the housing, through a flow passage within a wall of the housing to the inboard bearing cavity, through a flow passage within the first shaft from the inboard bearing cavity to the outboard bearing cavity, and through an overflow port in a wall of the outboard bearing cavity. A second shaft provides rotational power to the first shaft (e.g., via an idler gear). A lubrication deflector, such as a frustoconical deflector, surrounds a portion of a second shaft and extends into the main cavity of the housing. | 2015-04-16 |
20150104128 | PLANAR OPTICAL WAVEGUIDE DEVICE AND DP-QPSK MODULATOR - A planar optical waveguide device, includes: two input portions that are waveguides that have the same width, are parallel to each other, and have rectangular cross-sections; a wide portion that is a linear waveguide and is connected after the two input portions; a tapered portion that is connected after the wide portion and that is a multi-mode waveguide which has a tapered shape having a width decreasing gradually and through which at least TE1 propagates; and an output portion that is connected after the tapered portion and that is a multi-mode waveguide which has a rectangular cross-section and through which at least TE1 propagates. The planar optical waveguide device forms a high-order mode conversion combining element that outputs the TE0, which is input to the two input portions, as the TE1 from the output portion. | 2015-04-16 |
20150104129 | OPTICAL MODULE AND METHOD FOR MANUFACTURING OPTICAL MODULE - An optical module includes: at least one optical waveguide provided on a surface of a substrate; a plurality of grooves provided in the optical waveguide on the surface of the substrate and having both a surface orthogonal to the surface of the substrate and an inclined surface; multiple pairs of light-emitting and light-receiving elements aligned with the plurality of grooves in the optical waveguide and provided so as to correspond to light of different wavelengths on the optical waveguide; and a plurality of light-selecting filters each provided on an inclined surface of the plurality of grooves in the optical waveguide and reflecting light of the wavelength corresponding to the light-emitting element in the respective pair of light-emitting and light-receiving elements towards the optical waveguide, and selectively reflecting light of the corresponding wavelength from the light propagating through the optical waveguide towards the corresponding pair of light-emitting and light-receiving elements. | 2015-04-16 |
20150104130 | OPTICAL POWER SPLITTER - Embodiments of the present disclosure include devices that split a light beam into two separate paths, with reduced sensitivity to fabrication variation. The devices can operate as 3-dB splitters that divide the input optical energy equally between two output waveguides. Similarly, the devices can also function to combine two light beams into a single path (coupler). The designs make use of adiabatic modal evolution and do not require physical symmetry along the entire device length. | 2015-04-16 |
20150104131 | SHUNT FIBER - Shunt fibers having a photonic bandgap cladding region including one or more hollow guiding regions of which one guiding region is configured as the core and one or more other guiding regions are configured as shunts, respectively, provide nearly single mode transmission in the core. The effective mode index of unwanted core modes and modes in one or more shunts are matched closely enough such that higher order modes will selectively couple to the shunt modes by resonant phase matching in the presence of fiber variations. The shunts are designed to have relatively higher losses thereby effectively dissipating power in the higher order modes at a faster rate. | 2015-04-16 |
20150104132 | OPTICAL FIBER WITH OPTICAL CONNECTORS - Disclosed is an optical fiber that has optical connectors on opposing ends of the optical fiber and is used for optical wiring in an apparatus. The two optical connectors are connected in parallel directions and disposed in parallel with each other. The optical fiber between the two optical connectors includes a linear portion and two bent portions positioned between the ends of the linear portion and the optical connectors. The bent portions are formed by application and curing of resin to obtain a circular shape having a central angle of 90°, which provides a curvature radius not smaller than the allowable curvature radius of the optical fiber. This optical fiber with optical connectors makes it possible to considerably reduce the space required for optical wiring as compared with the prior art. | 2015-04-16 |
20150104133 | FIBER OPTIC CABLE SUB-ASSEMBLIES AND METHODS OF ASSEMBLING - A fiber optic cable sub-assembly comprises a fiber optic cable including at least one optical fiber, a cable jacket that houses the optical fiber and at least one metal strength member. A collar is attached to an end portion of the metal strength member, wherein the optical fiber extends beyond an outer axial end of the collar. In another example a fiber optic cable assembly is fabricated from the fiber optic cable sub-assembly wherein a connector housing is attached to the collar, and an interface operably connects an end portion of the optical fiber to an active optical component within the connector housing. In further examples, methods of assembly for a fiber optic cable sub-assembly are provided along with using the sub-assembly for making a fiber optic cable assembly. | 2015-04-16 |
20150104134 | FIBER OPTIC CONNECTOR AND CABLE ASSEMBLY HAVING A FIBER LOCKING MECHANISM - The present disclosure relates to a fiber optic connector and cable assembly. The fiber optic connector and cable assembly includes a fiber optic connector, a fiber optic cable, and an anchoring mechanism. The fiber optic connector includes a connector housing and a ferrule assembly having a ferrule and a spring. The fiber optic cable includes at least one optical fiber contained within a cable jacket and at least one strength structure for providing tensile reinforcement to the fiber optic cable. The fiber optic cable is attached to the fiber optic connector and the at least one optical fiber runs from the fiber optic cable through a total length of the fiber optic connector. The anchor mechanism anchors the at least one optical fiber to at least one of the cable jacket and the at least one strength structure. | 2015-04-16 |
20150104135 | EXPANDED BEAM ARRAY FOR FIBER OPTICS - An expanded beam fiber optic array connector includes a ferrule holding ends of optical fibers in a first ordered array. A plurality of lenses packaged into a unitary structure, formed of an optical grade material, different than a material used to form the ferrule, is attached to the ferrule. The lenses are arranged into a second ordered array matching the first ordered array of the ends of the optical fibers. The lenses of the expanded beam connector associated with transmit channels can be constructed with a prescription geared specifically for transmitting light, whereas the lenses of the expanded beam connector associated with receive channels can be constructed with a prescription geared specifically for receiving light. | 2015-04-16 |
20150104136 | Armored Flexible Fiber Optic Assembly - The specification relates to a fiber optic cable assembly. The fiber optic cable assembly includes a non-interlocking armor, the non-interlocking armor is a spiral tube having an outside diameter of approximately 1.5 mm-5.5 mm, an inner diameter of approximately 0.75 mm-5.25 mm and a minimum bend radius of approximately 5 mm, the non-interlocking armor being formed from stainless steel; an inner jacket, the inner jacket having an outside diameter slightly less than the inner diameter of the non-interlocking armor; at least one fiber optic fiber; and a strengthening material, the strengthening material being made from aramid fibers and surrounding the at least one fiber optic fiber underneath the inner jacket. | 2015-04-16 |
20150104137 | DURABLE OPTICAL FIBER RIBBONS AND METHODS OF MAKING OPTICAL FIBER RIBBONS - Durable optical fiber ribbons are formed by promoting a strong bond between fiber ink layers and ribbon matrix material. During curing of the ink layer desired oxygen levels are maintained in the curing environment of the manufacturing process. | 2015-04-16 |
20150104138 | Method and Apparatus for Processing Optical Fiber Under Microgravity Conditions - An apparatus used for the fabrication of fiberoptic waveguides utilizing a novel melting and resolidifying apparatus and method while under microgravity conditions is disclosed. In one embodiment, the optical fiber core has a lower melting point than the cladding and the core is melted and resolidified under microgravity conditions. The molten lower melting point core is thus contained by the higher melting point cladding while under microgravity conditions. | 2015-04-16 |
20150104139 | System and Method for Optical Fiber - In one embodiment, an optical fiber includes a first layer having a first refractive index and a second layer surrounding the first layer, where the second layer has a second refractive index, an inner radius, and an outer radius. The optical fiber also includes a third layer surrounding the second layer, where the third layer has a third refractive index, where the first refractive index is less than the second refractive index, where the third refractive index is less than the second refractive index, and where a ratio of the outer radius to the inner radius is less than 1.5. | 2015-04-16 |
20150104140 | GRADED REFRACTIVE INDEX BENDING-RESISTANT MULTIMODE OPTICAL FIBER - A graded refractive index bending-resistant multimode optical fiber includes a core layer and claddings. The core layer has a radius in a range of 20-50 μm; refractive indexes being a gradient-graded refractive index distribution with a distribution exponent a in a range of 1.89-1.97; and a maximum relative refractive index difference (RRID) Δ1% max in a range of 0.9%-2.72%. The claddings has an inner cladding surrounding the core layer, an intermediate cladding surrounding the inner cladding and an outer cladding surrounding the inner cladding. The inner cladding has a radius in a range of 22-57 μm, and an RRID Δ2% in a range of −0.02%-0.02%. The intermediate cladding is a pure quartz glass layer, and has a radius in a range of 32-60 μm, and an RRID Δ3% in a range of −0.01%-0.01%. | 2015-04-16 |
20150104141 | UNIFORM UV EFFICIENT LIGHT DIFFUSING FIBER - Light diffusing optical fibers for use in ultraviolet illumination applications and which have a uniform color gradient that is angularly independent are disclosed herein along with methods for making such fibers. The light diffusing fibers are composed of a silica-based glass core that is coated with a number of layers including a scattering layer. | 2015-04-16 |
20150104142 | SWING ARM ASSEMBLIES FOR UTILITY VAULTS - Swing arm assemblies for providing access to wiring enclosures are described that provide convenient one handed operation and the ability to temporarily fix the enclosure at a telescoped height and optionally in a rotated position. | 2015-04-16 |
20150104143 | TELEVISION SYSTEM - A television system includes an image processing module, a display and an image capturing module. The image processing module and the image capturing module are integrated in a single chip. The image processing module performs an image processing procedure on an image input to generate an output image. The display plays the output image generated by the image processing module. In response to an image capturing instruction received, the image capturing module captures the input image or the output image. | 2015-04-16 |
20150104144 | ELECTRONIC APPARATUS AND COMMUNICATION CONTROL METHOD - According to one embodiment, an electronic apparatus includes a decoder, a transmitter and an operation processor. The decoder decodes a control stream in encoded content data including an AV stream and the control stream for controlling the AV stream. The transmitter transmits the AV stream and the control stream to an external apparatus, wherein first time information is added to the AV stream and second time information is added the control stream. The operation processor executes, in response to a user operation in the external apparatus, a process corresponding to the operation by using the decoded control stream while video is being displayed on a screen of the external apparatus. | 2015-04-16 |
20150104145 | ANALOG SIGNAL RECORDING SYSTEM - One embodiment of the present invention provides a signal-recording system. During operation, the system receives a wideband multi-channel radio frequency (RF) signal, which includes a plurality of single-channel RF signals modulated at different carrier frequencies. The system down-converts the received wideband multi-channel RF signal to baseband, and records the down-converted signal. | 2015-04-16 |
20150104146 | DEVICE AND CONTROL METHOD THEREOF - One embodiment provides a device including a processor, a detector and a controller. The processor acquires a first operation state of a network-connected device, a second operation state of a video recorder and content information regarding a content playable by the video recorder. The detector detects a movement of a user including a start of a movement of a user away from the video recorder toward the network-connected device. The controller performs a control of an operation of the video recorder by using the second operation state and the movement of the user after a change of the first operation state if the first operation state is changed after a detection of the start of the movement of the user. | 2015-04-16 |
20150104147 | DIGEST VIDEO GENERATION APPARATUS - A terminal device includes circuitry configured to acquire designated image data stored in a memory. The circuitry may sort the designated image data based on a time at which the designated image data was captured. The circuitry may divide the sorted image data into a plurality of time slots and calculate, based on features of the designated image data corresponding to each time slot of the plurality of time slots, a time slot score for each of the plurality of time slots. The circuitry may allocate, based on the time slot score, a portion of a digest video to each of the plurality of time slots. The circuitry may generate, for each time slot, a local digest video by assigning an amount of the designated image data to the local digest video corresponding to the time slot, and generate the digest video by connecting the generated local digest videos. | 2015-04-16 |
20150104148 | METHOD AND APPARATUS FOR REPLACING A COMMERCIAL IN A RECORDED PROGRAM - A method of playing back, by an electronic device, a recorded program having a first commercial inserted therein is disclosed. The method comprises steps of if a date of playing back the recorded program is less than a date associated with the recorded program, playing back the recorded program including the first commercial; and if the date of playing back the recorded program is more than the associated date, replacing the first commercial in the recorded program with a second commercial and playing back the recorded program including the second commercial. | 2015-04-16 |
20150104149 | VIDEO SUMMARY APPARATUS AND METHOD - A video summary apparatus and method. The video summary apparatus according to an exemplary embodiment includes: an object extractor to extract an object by separating a background from each of original frames included in a video for a predetermined time; an object analyzer to analyze, according to an original frame sequence, the object extracted by the object extractor and identify noticeable characteristics of time-lapse variation of the object; and a summary image generator to generate a summary image including an indication symbol that visualizes the noticeable characteristics of the object identified by the object analyzer. | 2015-04-16 |
20150104150 | RECORDING APPARATUS, REPRODUCING APPARATUS, RECORDING AND REPRODUCING APPARATUS, RECORDING METHOD, REPRODUCING METHOD, RECORDING AND REPRODUCING METHOD, AND RECORD MEDIUM - Changes of a user's emotion that occurs when content is reproduced and a user's surrounding environment that occurs when the content is reproduced are recorded as sensing meta data and content is reproduced in a reproducing mode corresponding to the recorded sensing meta data. Content supplied from a content providing section | 2015-04-16 |
20150104151 | System and Method for Providing Device with Integrated Time Code Generator, Transmitter, and Reader with Interruptible Feedback Monitoring and Talkback - A time code signal is transmitted. An audio input is provided. An audio signal is received through the audio input. A first time code signal is generated. A value of the first time code signal is displayed on a display. A data stream including the audio signal with the first time code signal superimposed on the audio signal is generated. The data stream is transmitted to a first external device. An interruptible feedback signal is transmitted to the first external device or a second external device. A talkback signal is transmitted between a second external device and a third external device. A second time code signal is received from a second external device and the first time code signal is synchronized with the second time code signal. An interface is provided for noting the value of the first time code signal. | 2015-04-16 |
20150104152 | WIRELESSLY TRIGGERED SMART MEDIA GUIDES - The invention is directed to wireless systems comprising one or more beacons that each emits a triggering data packet, and one or more smart media guides which upon receipt of a triggering packet, access the indicated track of digital content that has been preloaded into memory, and play that track through a user output interface. In some embodiments, each smart media guide transmits an SMG Identifier signal that can be received, stored and analyzed for purposes of understanding user behavior. In some embodiments, a transmitted content packet is transmitted by an exognenous source (such as a beacon or server-driven transceiver), received by a smart media guide, and stored for subsequent play. Beacon-based systems can be further used to trigger such things as alarms, lights, and various mechanisms. The invention has applications in such fields as tourism, marketing, demographic analysis, health care, pet care, safety and security. | 2015-04-16 |
20150104153 | Multimedia Distribution System - A multimedia file and methods of generating, distributing and using the multimedia file are described. Multimedia files in accordance with embodiments of the present invention can contain multiple video tracks, multiple audio tracks, multiple subtitle tracks, data that can be used to generate a menu interface to access the contents of the file and ‘meta data’ concerning the contents of the file. Multimedia files in accordance with several embodiments of the present invention also include references to video tracks, audio tracks, subtitle tracks and ‘meta data’ external to the file. One embodiment of a multimedia file in accordance with the present invention includes a series of encoded video frames and encoded menu information. | 2015-04-16 |
20150104154 | VIDEO PROCESSING SYSTEM - A method and apparatus for producing video content. The method includes acquiring video data from a source. If the video data is not digitized, then the video data is digitized. The method includes generating scene indexes for the video data including a representative still image for each scene and combining the video data and scene indexes along with a media player on a video disc. The video player is operable to play the video data in accordance with the scene indexes including playing a scene from the video data on a client computer while displaying the representative stills for other of the scenes available for display on the video disc. | 2015-04-16 |
20150104155 | SYSTEMS AND METHODS FOR REAL-TIME PIXEL SWITCHING - Systems and accompanying methods are provided for real-time pixel switching in video. A video having first and second portions is provided and is presented to a user, with the first video portion being initially visible to the user and the second video portion not initially visible to the user. During presentation of the video, a user interaction with the first video portion is received, and a selected region of the second video portion is identified based thereon, where the selected region defines a subset of pixels from the second video portion. The selected region is then overlaid on the first video portion, and playback of the second video portion and the first video portion is synchronized. | 2015-04-16 |
20150104156 | GENERATING VIDEO DATA WITH A SOUNDTRACK - A method of generating video data with a soundtrack ( | 2015-04-16 |
20150104157 | SYSTEM AND METHOD FOR A CENTRALIZED INTELLIGENCE NETWORK - A system and method for a centralized intelligence network are presented. A user connects to a control gateway. The control gateway is configured to access a control module. The control module is configured to perform at least one operation associated with the user device. The control module performs the operation. The control gateway sends, to the user device, information based on the performed operation. Accordingly, control modules may assist user devices in providing functions for a user. | 2015-04-16 |
20150104158 | DIGITAL SIGNAL REPRODUCTION DEVICE - A digital signal reproduction device includes an audio decoder configured to decode an audio bit stream to output a resulting audio signal, an audio bit stream analyzer configured to analyze whether or not the audio bit stream contains human voice, a playback speed determiner configured to determine a playback speed based on a result of the analysis by the audio bit stream analyzer, and a variable speed reproducer configured to receive the audio signal and reproduce an audio signal corresponding to the playback speed determined by the playback speed determiner. | 2015-04-16 |
20150104159 | HEATING AND COOLING APPARATUS - A heating and cooling apparatus provides hands free operation for heating and cooling a room and purifying the surrounding air. Apparatus includes a fan, a housing for receiving the fan, and at least one heating element positioned between an outer edge of the fan and an inner surface of the housing. Apparatus further includes system logic to control operation of a motor when a parameter, such as temperature or occupation of a room is detected. Housing includes air purifying properties to reduce virus or bacteria in the air moving through the apparatus. | 2015-04-16 |
20150104160 | PHOTOVOLTAIC DC HEATER SYSTEMS - Direct current solar electric heating elements can be powered by an array of photovoltaic panels. The direct current voltage can be low or high with proper electrocution protection. Insertable immersion heating elements can be placed into any existing, gas, propane or electric hot water tank, cooking pot or hot tub. Heating elements in air can also be used for heating ovens, range cook tops and sauna heaters. The output of the photovoltaic panel is interfaced to the electric heater element via either direct connection or using a load-matching controller which maximizes the power delivered to the heater under all sun conditions. The maximum heater temperature is regulated by a thermostat. | 2015-04-16 |
20150104161 | ELECTRIC HEATING DEVICE FOR THE PRODUCTION OF HOT WATER AND/OR STEAM - A heating device ( | 2015-04-16 |
20150104162 | INSTALLATION FOR THE ACQUISITION OF PHOTOGRAPHIC PORTRAITS - An installation for the acquisition of photographic portraits formed of a booth delimiting an inner space, including: a first wall delimiting a portion of the inner space of the booth, at least a portion of the first wall being transparent; a photographic apparatus or camera arranged behind a transparent or semi-transparent portion of the first wall, said device comprising a field of view directed towards the inside of the booth and having its focal plane located inside of the booth; at least one light-emitting device arranged behind a transparent portion of the first wall, capable of illuminating the inside of the booth. It comprises an additional light-emitting device, comprising at least two light-emitting surfaces, illuminating the inside of the booth and respectively arranged on a second and a third walls facing each other and delimiting the inner space of the booth. | 2015-04-16 |
20150104163 | STROBE MECHANISM - The present disclosure provides a strobe mechanism which has a compact constitution thus avoiding vignetting of strobe light rays by a lens barrel. According to one aspect of the present disclosure, there is provided a strobe mechanism which brings a strobe into a use state by making the strobe pop up from a stored state. The strobe mechanism includes: a base member; a slide member held in a movable manner in one direction with respect to the base member; a strobe part which is mounted on the slide member; and a capacitor which supplies electricity to the strobe part; and the capacitor is arranged in a region defined by walls of the slide member. | 2015-04-16 |
20150104164 | CAMERA BODY - A camera body includes a flare cutter, a front case, and a control board. The flare cutter includes a first opening. The front case is disposed facing a first face of the flare cutter, and includes a second opening at a position facing the first opening. The control board is disposed on a second face of the flare cutter that is opposite the first face. When the flare cutter is viewed from outside of the front case, a part of the control board does not overlap with the flare cutter. | 2015-04-16 |
20150104165 | Polymer Composition for Use in a Compact Camera Module - A polymer composition for use in a compact camera module (“CCM”) is provided that contains a blend of a liquid crystalline polymer and polyarylene sulfide. Through selective control over the particular type and relative concentration of such polymers, the present inventor has discovered that the resulting composition can exhibit good adhesion to dissimilar components of a camera module, such as to an optical filter. | 2015-04-16 |
20150104166 | Suurballe-based Cloud Service Embedding Procedure in Software-Defined Flexible-Grid Optical Transport Networks - We propose an efficient procedure, namely disjoint pair procedure based cloud service embedding procedure that first maps working and backup virtual nodes over physical nodes while balancing computational resources of different types, and finally, maps working and backup virtual links over physical routes while balancing network spectral resources using the disjoint pair procedure. | 2015-04-16 |
20150104167 | DETERMINING PROPERTIES OF AN OPTICAL COMMUNICATIONS PATH IN AN OPTICAL COMMUNICATIONS NETWORK - A method of determining properties of an optical communications path between a first optical network node (A) and a second optical network node (B) determines, at the second optical network node (B), a time difference between respective first and second optical test signals received on different wavelengths (λ | 2015-04-16 |
20150104168 | NON-BINARY LDPC CODED MODE-MULTIPLEXED FOUR-DIMENSIONAL SIGNALING BASED ON ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING - Systems and methods for encoding streams of input data using at least two nonbinary low density parity check (NB-LDPC) encoders; generating NB-LDPC coded optimum signal constellations; performing orthogonal frequency division multiplexing (OFDM) on the NB-LDPC coded four-dimensional (4-D) optimum signal constellations; generating signals using mappers, the mappers configured to assign bits of signals to the signal constellations and to associate the bits of the one or more signals with signal constellation points. Output of the 4-D mappers is modulated using a 4-D OFDM transmitter and a 4-D modulator onto a transmission medium using block coded-modulation, and the modulated output is transmitted by mode-multiplexing independent 4-D OFDM data streams onto fiber. The transmitted modulated output is received, mode-demultiplexed, and demodulated using polarization diversity receivers, one per spatial mode, channel estimation and compensation methods are performed to overcome impairments in the transmission medium; and received data is decoded using non-binary decoders. | 2015-04-16 |
20150104169 | xQSFP+ Host Cable to Upgrade xSFP+ Based Products - Bandwidth translation may be provided. First, data may be transceived at a first data port. Next, the data may be transceived at a plurality of second data ports. The bandwidth of a path for the data between the first port and the plurality of second ports may be translated. | 2015-04-16 |
20150104170 | METHOD AND SYSTEM FOR AUTOMATIC TOPOLOGY DISCOVERY IN WAVELENGTH DIVISION MULTIPLEXING (WDM) NETWORK - A method for automatic topology discovery implemented in a wavelength division multiplexing (WDM) network is disclosed. The WDM network contains a number of wavelength switching devices, and the method starts with selecting an unassigned wavelength between a pair of wavelength switching devices. For a first port of a first wavelength switching device, a pass through state is configured between the first port and a coupling port of the first wavelength switching device, and a first probing signal is sent at the unassigned wavelength to the first wavelength switching device. The method continues with detecting iteratively the first probing signal at the unassigned wavelength through each of a set of ports of a second wavelength switching device during a time period, and recording a connection between the first port of the first wavelength switching device and a port of the second wavelength switching devices when the first probing signal is detected. | 2015-04-16 |
20150104171 | Burst Switching System Using Optical Cross-Connect as Switch Fabric - A switching system includes one or more line card for input processing, forwarding, queuing, and scheduling data, the line card having a tunable laser to select a wavelength according to the packets' destination for a given burst of packets, so that the burst is switched to a desired destination and sent all-optically to a connected interface; an all-optical switch fabric coupled to the line card to perform wavelength switching; and a centralized arbitrator that resolves the contention from different input ports. | 2015-04-16 |
20150104172 | FLEXIBLE VIRTUAL OPTICAL NETWORK PROVISIONING USING DISTANCE-ADAPTIVE MODULATION - Flexible VON provisioning may include calculating a candidate mapping pattern to satisfy a virtual optical network (VON) demand based on virtual-to-physical node mapping choices. A distance-adaptive routing and spectral slot assignment evaluation of the candidate mapping pattern may be performed. When the VON demand is satisfied by the candidate mapping pattern, the candidate mapping pattern may be added to a valid mapping patterns list. A final mapping pattern may be selected from the valid mapping patterns list, the final mapping pattern having one of a lowest slot layer and a smallest overall slot usage on the valid mapping patterns list. Then, network resources may be reserved based on the final mapping pattern selected to service the VON demand. | 2015-04-16 |
20150104173 | Timestamp Adjustment in Multi-Point Control Protocol (MPCP) Messages For Ethernet Passive Optical Network (PON) Protocol Over Coaxial Network - A method performed by a FCU comprising receiving a MPCP request message from a CNU via an electrical network, wherein the MPCP request message comprises a first timestamp, adjusting the first timestamp in the MPCP request message by an electrical network delay, and forwarding the MPCP request message with the adjusted timestamp to an OLT via an optical network. Also disclosed is a method performed by an OLT comprising receiving a MPCP message from a CNU via a FCU and an optical network, obtaining an arrival time of the MPCP message, adjusting a timestamp in the MPCP message by subtracting an electrical network delay from the timestamp, and computing a RTT delay based on the timestamp and the arrival time. | 2015-04-16 |
20150104174 | METHOD OF CONTROLLING OPTICAL NETWORK UNIT (ONU) IN SLEEP MODE - Provided is a method of saving power in a passive optical network (PON) system including an optical line terminal (OLT) and a plurality of optical network units (ONUs), the OLT including an optical transceiver to communicate with at least one ONU through an optical line, and a controller to control the optical transceiver to transmit an upstream bandwidth map to the ONU at a predetermined transmission interval, wherein the transmission interval is determined based on a desired upstream data service delay time. | 2015-04-16 |
20150104175 | CHANNEL ESTABLISHMENT METHOD AND DEVICE - A channel establishment method and device are provided. The method includes: establishing a media channel between a first node and a second node, wherein the first node is the source node of the media channel, the second node is the destination node of the media channel, and the media channel passes the frequency slot matrix of the one or more intermediate nodes between the first node and the second node and the optical fiber between any two nodes; and allocating frequency spectrum to the media channel from the available frequency spectrum of the optical fiber, wherein the media channel supports at least one single signal frequency slot. The solution can address the problem of how to effectively plan and manage frequency spectrum for an introduced flexible grid technology. | 2015-04-16 |
20150104176 | OPERATION AND STABILIZATION OF MOD-MUX WDM TRANSMITTERS BASED ON SILICON MICRORINGS - A transmitter comprising a plurality of modulator and multiplexer (Mod-MUX) units, each Mod-MUX unit operating at an optical wavelength different from the other Mod-MUX units. The transmitter can additional include in each Mod-MUX unit two optical taps and three photodetectors that are configured to allow the respective Mod-MUX unit to be tuned to achieve thermal stabilization and achieve effective modulation and WDM operation across a range of temperatures. The Mod-MUX transmitter avoids the use of a frequency comb. The Mod-MUX transmitter avoids cross-modulation between different modulators for different laser signals. | 2015-04-16 |
20150104177 | FULL-DUPLEX OPTICAL TRANSCEIVER APPLICABLE TO DIGITAL COHERENT SYSTEM - An optical transceiver applicable to the coherent communication is disclosed. The optical transceiver includes a laser module, a transmitter module to output a transmitting signal by modulating a phase of an laser beam output from the laser module, and a receiver module to receive a receiving signal modulated in the phase thereof and extract data by multiplying the receiving signal with an laser beam output from the laser module. | 2015-04-16 |
20150104178 | METHOD AND APPARATUS FOR ALLOCATING OPTICAL SPECTRUM BANDWIDTH RESOURCES - Embodiments of the present invention provide a method and an apparatus for allocating optical spectrum bandwidth resources. The method includes: first determine bandwidth of an OTUbase according to optical-layer frequency grid bandwidth and carrier spectrum efficiency; then construct an HO OTUflex according to bandwidth of customer service data and the bandwidth of the OTUbase, bandwidth of the HO OTUflex is a first integer multiple of the bandwidth of the OTUbase; map the customer service data into a payload area of the HO OTUflex and encapsulate overhead information; at last, modulate the HO OTUflex that carries the customer service data to a second integer number of optical channel carriers. The embodiments of the present invention apply to a scenario where customer service data is transported. | 2015-04-16 |
20150104179 | Wavelength Stabilizer For TWDM-PON Burst Mode DBR Laser - An optical network unit (ONU) comprising a media access controller (MAC) configured to support biasing a laser transmitter to compensate for temperature related wavelength drift receiving a transmission timing instruction from an optical network control node, obtaining transmission power information for the laser transmitter, estimating a burst mode time period for the laser transmitter according to the transmission timing instruction, and calculating a laser phase fine tuning compensation value for the laser transmitter according to the burst mode time period and the transmission power information, and forwarding the laser phase fine tuning compensation value toward a bias controller to support biasing a phase of the laser transmitter. | 2015-04-16 |
20150104180 | HIGH BRIGHTNESS DENSE WAVELENGTH MULTIPLEXING LASER - The present disclosure describes systems and methods for beam wavelength stabilization and output beam combining in dense wavelength multiplexing (DWM) systems. Systems and methods are described for performing beam wavelength stabilization and output beam combining in DWM systems while achieving increased wall-plug efficiency and enhanced beam quality. Interferometric external resonator configurations can be used to greatly increase the brightness of DWM system output beams by stabilizing the wavelengths of the beams emitted by the emitters of the DWM laser source. The resonant cavities described by the present disclosure provide advantages over the prior art in the form of decreased cost, increased wall plug efficiency and increased output beam quality. Particular implementations of the disclosure achieve increased wall plug efficiency and increased output beam quality through a combination of innovative cavity designs and the utilization of reflection diffraction elements for beam combining. | 2015-04-16 |
20150104181 | SYSTEM AND METHOD USING SPECTRAL SHAPING AND EXPANDED CHANNEL SPACING - A system and method including a transmitter including digital signal processor for providing a shaped data output in response to an input data stream. The shaped data output is coupled to a modulator that modulates an optical signal in response to the shaped data output to provide a non-rectangular shaped output having channel spacing greater than Nyquist channel spacing. Providing a shaped output consistent the present disclosure mitigates the effects of non-linear impairments in an optical transmission system. | 2015-04-16 |
20150104182 | TRANSMISSION APPARATUS, TRANSMISSION SYSTEM, AND TRANSMISSION METHOD - A transmission apparatus includes: an assigning unit that assigns an information signal to a subcarrier with a frequency different from a frequency of a received radio signal; a creating unit that creates a multi-carrier signal, in which information signals are multiplexed, each of the information signals being assigned to one subcarrier by the assigning unit; and a multiplexing unit that frequency-multiplexes the received radio signal to the multi-carrier signal created by the creating unit and outputs a resulting frequency-multiplexed signal. | 2015-04-16 |
20150104183 | SYSTEM AND METHOD FOR COMMUNICATION OVER COLOR ENCODED LIGHT PATTERNS - The present invention includes a light communication method and system wherein messages are transmitted via color code flashes. The light communication includes code colors that may be framed with calibration elements. | 2015-04-16 |
20150104184 | SYSTEM AND METHOD FOR COMMUNICATION OVER COLOR ENCODED LIGHT PATTERNS - The present invention includes a light communication method and system wherein messages are transmitted via color code flashes. The light communication includes code colors formed from error-corrected binary values that enhance the accuracy of the method and system. | 2015-04-16 |
20150104185 | TECHNIQUES FOR RASTER LINE ALIGNMENT IN LIGHT-BASED COMMUNICATION - Techniques are disclosed for providing proper raster line alignment of a camera or other light-sensing device of a receiver device relative to a transmitting light-based communication (LCom)-enabled luminaire to establish reliable LCom there between. In accordance with some embodiments, proper alignment can be provided automatically (e.g., by the receiver device and/or other suitable controller). In accordance with some embodiments, proper alignment can be provided by the user. In some instances in which a user is to be involved in the alignment process, the receiver device may be configured, for example, to instruct or otherwise guide the user in the process of properly aligning the receiver device relative to a given transmitting LCom-enabled luminaire. | 2015-04-16 |
20150104186 | FLEXIBLE 400G AND 1 Tb/s TRANSMISSION OVER TRANSOCEANIC DISTANCE - A method of transmitting a data signal is provided that includes integrating a trellis encoder/decoder into a transmitter for 16 quadrative amplitude modulation (QAM) to provide a first and second mode of modulation, wherein each mode has a same baud rate. Data is transmitted from the transmitter at the first mode of modulation with a plurality of first subcarriers with DP16QAM modulation to provide a substantially 400 G data transmission rate, or data is transmitted from the transmitter at the second mode of modulation with a plurality of second subcarriers with trellis coded modulation to provide a substantially 1 T data transmission rate. | 2015-04-16 |
20150104187 | SYSTEM AND METHOD FOR COMMUNICATION OVER COLOR ENCODED LIGHT PATTERNS - The present invention includes a light communication method and system wherein messages are transmitted via color code flashes. The light communication includes mechanisms for oversampling the color code flashes to enhance the accuracy of the method and system. | 2015-04-16 |
20150104188 | ACTIVE BEAM SHAPING SYSTEM AND METHOD USING SEQUENTIAL DEFORMABLE MIRRORS - An active optical beam shaping system includes a first deformable mirror arranged to at least partially intercept an entrance beam of light and to provide a first reflected beam of light, a second deformable mirror arranged to at least partially intercept the first reflected beam of light from the first deformable mirror and to provide a second reflected beam of light, and a signal processing and control system configured to communicate with the first and second deformable mirrors. The first deformable mirror, the second deformable mirror and the signal processing and control system together provide a large amplitude light modulation range to provide an actively shaped optical beam. | 2015-04-16 |
20150104189 | COMPENSATION APPARATUS AND METHOD FOR INTER-CHANNEL NONLINEAR DAMAGE - A compensation apparatus and method for inter-channel nonlinear damage are disclosed where the apparatus includes: an iteration parameter determining unit configured to determine an iteration step of cross-phase modulation damage compensation performed in each channel in a multichannel optical fiber transmission link; an estimating unit configured to divide an optical fiber transmission link in each iteration step of each channel into one or more optical fiber segments, and perform cross-phase modulation damage estimation at a position in each optical fiber segment where the nonlinear damage is maximal; and a first compensating unit configured to perform cross-phase modulation damage compensation according to the result of the cross-phase modulation damage estimation. By performing cross-phase modulation damage estimation at a position in each optical fiber segment where the nonlinear damage is maximal, cross-phase modulation damage compensation may be performed effectively, and performance of the communication system may be improved. | 2015-04-16 |
20150104190 | OPTICAL TRANSMISSION CIRCUIT, OPTICAL TRANSMISSION DEVICE, AND OPTICAL TRANSMISSION SYSTEM - A driving element which performs driving according to a level of a voltage signal to be transmitted optically, a modulation current driving circuit configured to supply a modulation current modulated by the driving element to a light source for optical communication configured to convert a current signal into light and to output the light, and a constant current supply circuit configured to supply a constant current to the light source for optical communication are included. Then, when the voltage signal is at a first level, the driving element is turned on and the modulation current driving circuit supplies the modulation current to the light source for optical communication. When the voltage signal is at a second level, the driving element is turned off and the modulation current driving circuit stops supplying the modulation current. The present technique can be applied, for example, to an optical transmission system. | 2015-04-16 |
20150104191 | AMPLIFICATION-FREE ELECTRO-OPTICAL OSCILLATOR - An electro-optical oscillator includes, in part, a modulator, a signal splitter, N photodiodes with N being an integer greater than one, a signal combiner, and a filter. The modulator modulates an optical signal in accordance with a feedback signal. The splitter splits the modulated optical signal into N optical signals each delivered to a different one of N photo-diodes. Each of the N photo-diodes converts the optical signal it receives to a current signal. The signal combiner combines the N current signals received from the N photo-diodes to generate a combined current signal. The filter filters the combined current signal and generates the feedback signal. The electro-optical oscillator optionally includes, in part, N variable optical gain/attenuation components each amplifying/attenuating a different one of the N optical signals generated by the splitter. | 2015-04-16 |
20150104192 | Optical Square QAM Signal Emulation Using All-Optical PAM to QAM Signal Conversion - An optical communication method includes converting an optical pulse amplitude modulation (PAM) signal to a square QAM signal using an optical delay interferometer (DI) to perform all-optical PAM to QAM conversion in the DI; performing optical de-correlation of I and Q tributaries of the QAM signal to avoid frequency dependent attenuation in RF cabling which impacts signal quality; and finding optimal phase control mechanism of the DI by monitoring and equalizing down-converted I and Q electrical signal amplitudes, using coherent detection; and emulating a square quadrature amplitude modulation (QAM) optical signal with duplicated data copies. | 2015-04-16 |
20150104193 | System and Method for Generating A Frequency Modulated Linear Laser Waveform - A system for generating a frequency modulated linear laser waveform includes a single frequency laser generator to produce a laser output signal. An electro-optical modulator modulates the frequency of the laser output signal to define a linear triangular waveform. An optical circulator passes the linear triangular waveform to a band-pass optical filter to filter out harmonic frequencies created in the waveform during modulation of the laser output signal, to define a pure filtered modulated waveform having a very narrow bandwidth. The optical circulator receives the pure filtered modulated laser waveform and transmits the modulated laser waveform to a target. | 2015-04-16 |
20150104194 | PHASE SHIFT KEYING OPTICAL MODULATION APPARATUS AND METHOD OF ENCODING A SYMBOL ONTO AN OPTICAL CARRIER SIGNAL - Phase shift keying optical modulation apparatus comprising optical phase shifting apparatus and an optical modulator. The optical phase shifting apparatus is arranged to receive an optical carrier signal and is arranged to selectively apply a preselected optical phase shift to the optical carrier signal in dependence on a symbol of a 2N-level phase shift keying modulation format to be encoded onto the optical signal. The optical modulator is arranged to receive the optical carrier signal from the optical phase shifting apparatus and is arranged to apply a phase modulation to the optical carrier signal in dependence on the symbol, to thereby encode the symbol onto the optical carrier signal. The phase modulation is a phase-modulation of an N-level phase shift keying modulation format. | 2015-04-16 |