Patents Examined by Jayanti K. Patel
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Patent number: 11461908Abstract: Disclosed are an image processing method and apparatus, and an image processing device. According to the image processing method and apparatus, and the image processing device, an infrared binocular camera collects images formed when a measured object is illuminated by a speckle pattern projected by a projection assembly to obtain a first image collected by a first camera and a second image collected by a second camera; and three-dimensional data of the measured object is determined according to a pair of images constituted by the first image and the second image. By means of the method, three-dimensional data of a measured object can be relatively accurately obtained through measurement, thereby improving precision and accuracy of measurement, and also precision requirements for a projection assembly are low, so that costs can be lowered.Type: GrantFiled: August 5, 2019Date of Patent: October 4, 2022Assignee: BEIJING KUANGSHI TECHNOLOGY CO., LTD.Inventors: Zhiri Cao, Mu Yang, Keqing Chen, Zhixian Liu, Yan Gao, Zhe Yang
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Patent number: 11457239Abstract: Video decoding may include transform coefficient continuity smoothing, which may include coefficient continuity smoothing, defined correlation coefficient smoothing, pixel range projection, and luminance correlated chrominance resampling. Coefficient continuity smoothing may include obtaining encoded block data from the encoded bitstream, the encoded block data corresponding to a current block from the reconstructed frame, and generating reconstructed block data for the current block based on the encoded block data using transform coefficient continuity smoothing.Type: GrantFiled: November 9, 2017Date of Patent: September 27, 2022Assignee: GOOGLE LLCInventors: Jyrki Alakuijala, Zoltan Szabadka
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Patent number: 11457160Abstract: An electronic device and a method for adjusting a color of image data by using an infrared sensor are provided. The electronic device includes a lens, an infrared filter, an image sensor, an infrared sensor and at least one processor operably coupled to the image sensor and the infrared sensor. The at least one processor receives image data that is based on external light passing through the lens and the infrared filter and arriving at the image sensor, from the image sensor, and identifies an intensity of infrared light included in the external light, at least based on sensor data of the infrared sensor, and in response to the identifying of the intensity of the infrared light, adjusts a color of at least portion of the image data at least based on the intensity of the infrared light.Type: GrantFiled: March 6, 2020Date of Patent: September 27, 2022Assignee: Samsung Electronics Co., Ltd.Inventors: Jinkeun Seok, Jaehee Park
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Patent number: 11435215Abstract: The present invention provides an electric pot comprising a first light source, a second light source, an image sensor and a processor. The first light source and the second light source respectively generates first light having a first wavelength and second light having a second wavelength. The first light generates a first light pattern on the surface of liquid, and the second light generates a second light pattern on the surface of solid in the liquid. The processor determines a liquid level of the liquid based on the first light pattern and determines a solid height of the solid based on the second light pattern.Type: GrantFiled: November 14, 2019Date of Patent: September 6, 2022Assignee: PixArt Imaging Inc.Inventors: Sen-Huang Huang, Yi-Hsien Ko
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Patent number: 11431950Abstract: Articulating devices and processes for obtaining photographic images with the articulating device generally include providing the articulating device with a directional light reference for use in photographically obtaining an accurate rendition of a subject being photographed. In this manner, an incidental light reference at the subject location is provided prior to capturing an image of the subject.Type: GrantFiled: December 21, 2020Date of Patent: August 30, 2022Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventor: Jeffrey Bisti
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Patent number: 11425381Abstract: A coefficient conversion unit obtains a conversion coefficient for each image region by performing coefficient conversion for each image region. A luminance distribution extraction unit generates luminance distribution information indicating a luminance of each image region. A correction coefficient determination unit determines a correction coefficient based on the luminance distribution information for each image region. A quantization width correction unit obtains a corrected quantization width for each image region by correcting a quantization width with use of a correction coefficient of an image region for each image region. A scalar quantization unit obtains a quantized conversion coefficient for each image region by quantizing a conversion coefficient of an image region with use of a corrected quantization width for each image region.Type: GrantFiled: November 17, 2020Date of Patent: August 23, 2022Assignee: Mitsubishi Electric CorporationInventor: Shinya Hirakuri
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Patent number: 11425382Abstract: An encoding method which allows reduction in the amount of codes is provided. The encoding method includes: setting step S11 for setting a quantization matrix set; quantization step S12 for performing quantization on a target block using the selected quantization matrix; and encoding step S13 for encoding, in a mutually associated manner, the target block which has been subjected to the quantization and identification information for identifying the quantization matrix set which has been set. In setting step S11, a quantization matrix set selected from a plurality of quantization matrix sets is set as the quantization matrix set to be used to perform the quantization on the target block, the plurality of quantization matrix sets including a custom quantization matrix set which is arbitrarily specified and a plurality of defined quantization matrix sets which have been respectively defined in advance.Type: GrantFiled: April 15, 2021Date of Patent: August 23, 2022Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Satoshi Yoshikawa, Takahiro Nishi, Kengo Terada
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Patent number: 11405645Abstract: Transform kernel candidates including a vertical transform type associated with a vertical motion and a horizontal transform type associated with a horizontal motion can be encoded or decoded. During an encoding operation, a residual block of a current block is transformed according to a selected transform kernel candidate to produce a transform block. A probability model for encoding the selected transform kernel candidate is then identified based on neighbor transform blocks of the transform block. The selected transform kernel candidate is then encoded according to the probability model. During a decoding operation, the encoded transform kernel candidate is decoded using the probability model. The encoded transform block is then decoded by inverse transforming dequantized transform coefficients thereof according to the decoded transform kernel candidate.Type: GrantFiled: June 22, 2017Date of Patent: August 2, 2022Assignee: GOOGLE LLCInventors: Jingning Han, Yaowu Xu, Ching-Han Chiang
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Patent number: 11397417Abstract: A robotic system automatically aligns, and/or tests alignment of, a lens to a digital camera or other workpiece. The system includes an optical target, an intermediate lens and a plurality of collimators peripheral to the intermediate lens to accommodate a wide range of fields of view of the workpieces, without requiring changes in equipment hardware. When manufacturing or testing a workpiece with a relatively narrow field of view, the entire field of view of the workpiece can be filled with a view of the target through the intermediate lens, and the collimators need not be used. However, when manufacturing or testing a camera having a relatively large field of view, the intermediate lens is used to fill a central portion of the field of view with an image of the target, and the collimators are used to fill a remaining portion of the field of view with images of reticles.Type: GrantFiled: November 23, 2019Date of Patent: July 26, 2022Assignee: Automation Engineering Inc.Inventors: Michael Chiu, Regan Mills, Lu Ren
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Patent number: 11394993Abstract: Aspects of the disclosure provide methods and apparatuses for video encoding/decoding. In some examples, an apparatus for video decoding includes processing circuitry. The processing circuitry is configured to decode prediction information of a block in a current picture from a coded video bitstream. The prediction information indicates an affine model in an inter prediction mode. The processing circuitry is configured to determine motion vectors of control points of the block according to the affine model. The processing circuitry is configured to determine a motion vector of a sub-block of the block from the determined motion vectors of the control points, one of a width and a height of the sub-block being less than 4. Further, the processing circuitry is configured to reconstruct at least a sample of the sub-block according to the determined motion vector.Type: GrantFiled: March 12, 2020Date of Patent: July 19, 2022Assignee: Tencent America LLCInventors: Guichun Li, Xiang Li, Xiaozhong Xu, Shan Liu
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Patent number: 11386574Abstract: A self-position estimation device includes: a position estimation unit. The position estimation unit is configured to estimate a self-position on the basis of image frames that have been captured at the same time in a constant period by imaging units, and estimate a self-position on the basis of image frames that have been captured at different times in the constant period by at least one of the imaging units.Type: GrantFiled: April 11, 2019Date of Patent: July 12, 2022Assignee: SONY CORPORATIONInventor: Jun Gomita
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Patent number: 11368694Abstract: A quantized transform coefficient matrix is partitioned into a sequence of partition portions. The coefficients of the matrix are grouped into the sequence of partition portions based on a hardware implemented scan order. Each partition portion is processed in an order of the sequence in a first pass. For each partition portion, a group of coefficients in the partition portion is determined. For each partition portion, a first data rate estimation for the quantized transform coefficient matrix is updated based on at least some coefficients of the group of coefficients in the partition portion and a maximum end-of-block. For each partition portion, an end-of-block estimation of the quantized transform coefficient matrix is updated based on at least some coefficients of the group of coefficients in the partition portion. A first resulting data rate estimation and a true end-of-block of the quantized transform coefficient matrix are determined after the first pass.Type: GrantFiled: January 26, 2021Date of Patent: June 21, 2022Assignee: Meta Platforms, Inc.Inventors: Gaurang Chaudhari, Yunqing Chen, Zhao Wang, Harikrishna Madadi Reddy
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Patent number: 11368693Abstract: A quantization scheme substitutes the division operation by forward and inverse quantization look-up tables to improve efficiency.Type: GrantFiled: March 6, 2020Date of Patent: June 21, 2022Assignee: Sony Group CorporationInventors: Alexandre Zaghetto, Danillo Graziosi, Ali Tabatabai
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Patent number: 11368696Abstract: The present disclosure relates to adaptive filtering, e.g. adaptive loop filtering, which may be used during encoding and decoding of video pictures. In particular, the present disclosure provides for determining a zero coefficients map, in which each bit indicates whether or not a respective filter coefficient of a supporting region is to be included into the bitstream for an adaptive filter. An indication of the zero coefficients map is included into the bitstream before at least one filter coefficient of the adaptive filter indicated by the zero coefficients map as to be included into the bitstream. The provision of a zero coefficients map enables an efficient signaling and allows for flexible filter shapes that are particularly suitable for the content at hand.Type: GrantFiled: January 6, 2021Date of Patent: June 21, 2022Assignee: Huawei Technologies Co., Ltd.Inventors: Semih Esenlik, Ivan Krasnov
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Patent number: 11360375Abstract: A system and method for calibrating stereoscopic cameras in an aircraft utilizes a plurality of lasers aimed at a desired convergence point, such as at a point on a runway or other ground facility or projection surface. Each of the stereoscopic cameras are adjusted in terms of pitch, yaw, and roll to align the convergence point in each camera. Misalignments are iteratively corrected, as required. An alignment crosshair is applied, physically or electronically, and the convergence point aligned to the alignment crosshair.Type: GrantFiled: March 10, 2020Date of Patent: June 14, 2022Assignee: Rockwell Collins, Inc.Inventors: Daniel J. Henry, Nathan A. Vaughn
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Patent number: 11351006Abstract: Stereoscopic system including a portal component, first sensor and first cable, second sensor and second cable, first display and second display. The portal component includes an axis, a first channel and second channel extending along the axis. The first sensor is secured within the first channel at a first angle with respect to the axis and directed inwardly toward a location. The first cable extends from the first sensor. The second sensor is secured within the second channel at a second angle with respect to the axis and directed inwardly toward the location. The first angle and second angle converge at the location to define a depth of perception. The second cable extends from the second sensor. The first display structure is disposed in proximity to a left aperture of an eyeframe, and the second display structure is disposed in proximity to a right aperture of the eyeframe.Type: GrantFiled: May 26, 2017Date of Patent: June 7, 2022Assignee: Orthozon Technologies, LLCInventors: Joshua Aferzon, Joseph Aferzon, Lee M. Nicholson
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Patent number: 11350127Abstract: The present disclosure relates to an apparatus and a method for image processing each of which enables reduction of a coding efficiency to be suppressed. In the case where primary transformation as transformation processing for a predictive residue as a difference between an image and a predictive image of the image and secondary transformation as transformation processing for a primary transformation coefficient obtained by subjecting the predictive residue to the primary transformation are caused to be skipped, a switch also causes bandwidth limitation for a secondary transformation coefficient obtained by subjecting the primary transformation coefficient to the secondary transformation to be skipped. The present disclosure, for example, can be applied to an image processing apparatus, an image coding apparatus, an image decoding apparatus or the like.Type: GrantFiled: April 28, 2017Date of Patent: May 31, 2022Assignee: SONY CORPORATIONInventor: Takeshi Tsukuba
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Patent number: 11343528Abstract: Generating a compound predictor block of a current block of video can include generating, for the current block, predictor blocks comprising a first predictor block including first predictor pixels and a second predictor block including second predictor pixels; using at least a subset of the first predictor pixels to determine a first weight for a first predictor pixel of the first predictor pixels; obtaining a second weight for a second predictor pixel of the second predictor pixels, where the second predictor pixel is co-located with the first predictor pixel; and generating the compound predictor block by combining the first predictor block and the second predictor block, where the predictor block includes a weighted pixel that is determined using a weighted sum of the first predictor pixel and the second predictor pixel using the first weight and the second weight, respectively.Type: GrantFiled: October 19, 2020Date of Patent: May 24, 2022Assignee: GOOGLE LLCInventors: Debargha Mukherjee, James Bankoski, Yue Chen, Yuxin Liu, Sarah Parker
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Patent number: 11343492Abstract: A method including: extracting a set of video features representing properties of a video segment; generating a set of bitrate-resolution pairs based on the set of video features, each bitrate-resolution pair in the set of bitrate-resolution pairs defining a bitrate and defining a resolution estimated to maximize a quality score characterizing the video segment encoded at the bitrate; accessing a distribution of audience bandwidths; selecting a top bitrate-resolution pair in the set of bitrate-resolution pairs; selecting a bottom bitrate-resolution pair in the set of bitrate-resolution pairs; selecting a subset of bitrate-resolution pairs in the set of bitrate-resolution pairs based on the distribution of audience bandwidths, the subset of bitrate-resolution pairs defining bitrates less than the top bitrate and greater than the bottom bitrate; and generating an encoding ladder for the video segment comprising the top bitrate-resolution pair, the bottom bitrate-resolution pair, and the subset of bitrate-resoluType: GrantFiled: March 16, 2020Date of Patent: May 24, 2022Assignee: Mux, Inc.Inventors: Nick Chadwick, Adam Brown, Jon Dahl, Masroor Hasan, Ben Dodson
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Patent number: 11336838Abstract: An image processing apparatus includes circuitry configured to: set a luminance adjustment mode to one of a first luminance adjustment mode that performs luminance adjustment with preset sensitivity and a second luminance adjustment mode that has sensitivity of the luminance adjustment lower than the sensitivity of the first luminance adjustment mode and suppresses luminance of a high luminance region based on an observation state of an imager configured to capture a target; and perform the luminance adjustment in the set luminance adjustment mode.Type: GrantFiled: February 27, 2020Date of Patent: May 17, 2022Assignee: SONY OLYMPUS MEDICAL SOLUTIONS INC.Inventor: Toshiyuki Sasaki