Patents Examined by Daniel Chang
-
Patent number: 11825075Abstract: An encoder includes circuitry configured to receive a video, determine a plurality of long-term reference frames, determine a long-term reference retention time, and encode the video into a bitstream including the determined plurality of long-term reference fames and the determined retention time. Related apparatus, systems, techniques and articles are also described.Type: GrantFiled: July 28, 2021Date of Patent: November 21, 2023Assignee: OP Solutions, LLCInventors: Borivoje Furht, Hari Kalva, Velibor Adzic
-
Patent number: 11818369Abstract: An image sensor module, an image processing device, and an image compression method receive pixel values of a target pixel group to be compressed in the image data and reference values of reference pixels to be used for compression of the target pixel group, generate a virtual reference map by applying an offset value to each of the reference values, compress the pixel values of the target pixel group based on the virtual reference map, and generate a bitstream based on a compression result and compression information based on the virtual reference map.Type: GrantFiled: July 13, 2021Date of Patent: November 14, 2023Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Wonseok Lee, Yunseok Choi
-
Patent number: 11810325Abstract: The present invention relates to a method and a device for enabling to analyze a property of a vital sign detector (20). The proposed method comprises the steps of providing a virtual phantom (14) of a living being, rendering an artificial vital sign on the displayed virtual phantom (14), and outputting the virtual phantom (14) with the rendered artificial vital sign to the vital sign detector (20).Type: GrantFiled: April 6, 2017Date of Patent: November 7, 2023Assignee: Koninklijke Philips N.V.Inventors: Gerard De Haan, Ihor Olehovych Kirenko
-
Patent number: 11805271Abstract: A method of predicting or inferring a piece of information for encoding or decoding uses a predictor from a spatial neighbor, or from a reference picture, instead of predicting or inferring the information, such as a flag for a current block, from a motion predictor block. This procedure can be used in several ways, or used in various motion vector prediction modes, such as Frame Rate Up Conversion or various variations of Advanced Motion Prediction. Other embodiments provide other methods and combinations to derive or infer motion information to increase coding efficiency.Type: GrantFiled: October 4, 2018Date of Patent: October 31, 2023Assignee: InterDigital VC Holdings, Inc.Inventors: Franck Galpin, Antoine Robert, Fabrice Urban
-
Patent number: 11805256Abstract: The present invention relates to an image encoding and decoding method. An image decoding method for the same may include: obtaining transform coefficients of a current block from a bitstream; determining a scanning unit and a scanning order of the current block; and rearranging the transform coefficients of the current block by scanning the same base on the determined scanning unit and scanning order.Type: GrantFiled: July 31, 2018Date of Patent: October 31, 2023Assignee: Electronics and Telecommunications Research InstituteInventors: Sung Chang Lim, Hyun Suk Ko, Jung Won Kang, Jin Ho Lee, Ha Hyun Lee, Dong San Jun, Hui Yong Kim
-
Patent number: 11798172Abstract: A method for tracking a maximum temperature point includes acquiring a first pair of coordinates of a maximum temperature point in a current frame of image sensed by an infrared camera, determining a rotation angle of a gimbal equipped with the infrared camera according to the first pair of coordinates of the maximum temperature point in the current frame of image and a pair of coordinates of a target position of the maximum temperature point in a subsequent frame of image, and controlling the gimbal to rotate according to the rotation angle, so as to adjust the maximum temperature point in the subsequent frame of image captured by the infrared camera to be located at the target position.Type: GrantFiled: October 18, 2021Date of Patent: October 24, 2023Assignee: SZ DJI TECHNOLOGY CO., LTD.Inventors: Chao Weng, Mingxi Wang, Wei Zhang
-
Patent number: 11785208Abstract: A prediction method, apparatus, and a computer storage medium for decoding, the method includes: acquiring reference samples adjacent to at least one side of a decoding block; determining a reference point from the at least one side and determining reference sample positions to be selected corresponding to the at least one side according to a preset number of samples; selecting reference samples corresponding to the reference sample positions to be selected from the reference samples based on the reference sample positions to be selected; and performing prediction decoding on the decoding block based on the selected reference samples.Type: GrantFiled: February 22, 2022Date of Patent: October 10, 2023Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.Inventors: Junyan Huo, Yanzhuo Ma, Shuai Wan, Fuzheng Yang, Xinwei Li
-
Patent number: 11743459Abstract: An example device for filtering decoded video data includes a memory configured to store video data; and one or more processors implemented in circuitry and configured to: decode a block of video data to form a decoded block; apply a filter to the decoded block to form a filtered block; multiply samples of the filtered block by a scaling factor to form a refined filtered block; and combine samples of the refined filtered block with corresponding samples of the decoded block. The one or more processors may further encode the block prior to decoding the block. The one or more processors may encode or decode a value of a syntax element representing the scaling factor, e.g., in a picture header of a picture including the block.Type: GrantFiled: September 23, 2021Date of Patent: August 29, 2023Assignee: QUALCOMM INCORPORATEDInventors: Marta Karczewicz, Hongtao Wang, Jianle Chen, Venkata Meher Satchit Anand Kotra
-
Patent number: 11743509Abstract: An example device includes a memory and processing circuitry in communication with the memory. The processing circuitry of a device is configured to form a most probable mode (MPM) candidate list for a chroma block of the video data stored to the memory, such that the MPM candidate list includes one or more derived modes (DMs) associated with a luma block of the video data associated with the chroma block, and a plurality of luma prediction modes that can be used for coding luminance components of the video data. The processing circuitry is further configured to select a mode from the MPM candidate list, and to code the chroma block according to the mode selected from the MPM candidate list.Type: GrantFiled: February 14, 2022Date of Patent: August 29, 2023Assignee: QUALCOMM IncorporatedInventors: Li Zhang, Wei-Jung Chien, Jianle Chen, Xin Zhao, Marta Karczewicz
-
Patent number: 11736692Abstract: An image decoding method including: obtaining, from a bitstream, information related to a triangle prediction mode for a current block; splitting the current block into two triangular partitions, according to the information related to a triangle prediction mode; generating a merge list for a triangle prediction mode, according to a merge list generation method in a regular merge mode; selecting a motion vector for the two triangular partitions according to information indicating the motion vector from among motion vectors included in the merge list; obtaining, from a reference image, prediction blocks corresponding to the two triangular partitions, based on the motion vector; and reconstructing the current block, based on a final prediction block.Type: GrantFiled: December 20, 2019Date of Patent: August 22, 2023Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Seungsoo Jeong, Anish Tamse, Minsoo Park, Minwoo Park
-
Patent number: 11729390Abstract: An image decoding method includes splitting a current block into a plurality of coefficient groups based on the current block is the non-square block, wherein the plurality of coefficient groups include a non-square coefficient group, obtaining coefficients corresponding to the plurality of coefficient groups based on a first scan order and a second scan order, wherein the first scan order represents a scan order among coefficients of the non-square coefficient group and wherein the second scan order represents a scan order among the plurality of coefficient groups, and reconstructing the image based on the coefficients.Type: GrantFiled: March 13, 2018Date of Patent: August 15, 2023Assignee: LG Electronics Inc.Inventors: Moonmo Koo, Seunghwan Kim
-
Patent number: 11722703Abstract: In a representative aspect, a method for processing pictures includes segmenting a picture into one or multiple picture segments, determining that a first block of a picture segment covers at least one region that is outside a border of the picture segment, wherein a size of the first block is M×N pixels, selecting a second block of size K×L pixels and where (K?M and L<N) or (K<M and L?N) and the second block falls entirely within the picture segment, and processing, using a partition tree, the border of the picture segment, wherein the partition tree is based on the size of the second block, wherein the processing includes splitting the second block into two or three sub-blocks without an indication on the splitting.Type: GrantFiled: December 21, 2020Date of Patent: August 8, 2023Assignees: BEIJING BYTEDANCE NETWORK TECHNOLOGY CO., LTD, BYTEDANCE INC.Inventors: Li Zhang, Kai Zhang, Hongbin Liu, Hsiao Chiang Chuang, Yue Wang
-
Patent number: 11722705Abstract: Systems and methods for controlling a view, provided by a vehicular micro cloud associated with a remotely supported vehicle, can include communicating with a plurality of vehicles in a vicinity of the remotely supported vehicle to collectively form a vehicular micro cloud. Each of the plurality of vehicles being equipped with at least one camera can track respective positions of the plurality of vehicles relative to the remotely supported vehicle. A set of vehicles can be selected from among the plurality of vehicles. A live video stream can be received from each of the set of vehicles. The live video stream can be transmitted to an external controller.Type: GrantFiled: March 26, 2020Date of Patent: August 8, 2023Assignee: Toyota Motor Engineering & Manufacturing North America, Inc.Inventors: Seyhan Ucar, Takamasa Higuchi, Onur Altintas
-
Patent number: 11706444Abstract: An inter prediction method, including: when a prediction mode of a to-be-processed picture block is an affine motion model-based advanced motion vector prediction mode, obtaining control point motion vectors of the to-be-processed picture block, where the control point motion vectors meet preset first motion vector resolution and/or first motion vector bit depth; then, deriving a motion vector of each motion compensation unit in the to-be-processed picture block based on the control point motion vectors; and obtaining a reconstructed block of the to-be-processed picture block based on the motion vector of each motion compensation unit.Type: GrantFiled: June 24, 2021Date of Patent: July 18, 2023Assignee: Huawei Technologies Co., Ltd.Inventors: Huanbang Chen, Haitao Yang, Lian Zhang
-
Patent number: 11706412Abstract: A filter for video coding is configured for processing a block for generation of a filtered block, where the block comprises a plurality of pixels. The filter includes one or more processor configured to: scan a current pixel of the block and its neighboring pixels of the current pixel according to a predefined scan template, obtain spectrum components by performing transform for the current pixel and its neighboring pixels, obtain filtered spectrum components based on a filtering parameter and the spectrum components, obtain filtered pixels by performing inverse transform for the filtered spectrum components, and generate a filtered block based on the filtered pixels.Type: GrantFiled: December 31, 2020Date of Patent: July 18, 2023Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Victor Alexeevich Stepin, Sergey Yurievich Ikonin, Roman Igorevich Chernyak, Jianle Chen, Dmitry Yurievich Kuryshev
-
Patent number: 11695967Abstract: A decoder is configured to decode a bitstream having a block based geometric partition having a plurality of orthogonal block boundaries by assigning a first plurality blocks on one side of an angled line segment a first common motion vector and by assigning a second plurality of blocks on the other side of the angled line segment a second common motion vector different than the first common motion vector. The decoder reconstructs the first plurality of blocks using the first common motion vector and the blocks in the second plurality of blocks using the second common motion vector.Type: GrantFiled: June 21, 2019Date of Patent: July 4, 2023Assignee: OP Solutions, LLCInventors: Borivoje Furht, Hari Kalva
-
Patent number: 11695931Abstract: A method of visual media processing includes determining, for a conversion between a current video block of visual media data and a bitstream representation of the current video block, a buffer that stores reference samples for prediction in an intra block copy mode; for a sample spatially located at location of the current video block relative to an upper-left position of a coding tree unit including the current video block and having a block vector, computing a corresponding reference in the buffer at a reference location, wherein the reference location is determined using the block vector and the location; and upon determining that the reference location lies outside the buffer, re-computing the reference location based at least in part on a location of the current video block relative to the coding tree unit including the current video block.Type: GrantFiled: June 29, 2021Date of Patent: July 4, 2023Assignees: BEIJING BYTEDANCE NETWORK TECHNOLOGY CO., LTD, BYTEDANCE INC.Inventors: Jizheng Xu, Li Zhang, Kai Zhang, Hongbin Liu, Yue Wang
-
Patent number: 11685302Abstract: A truck-mountable detection system for detection of a first coupling device of a container, in which the first coupling device is configured for coupling with a second coupling device of a truck-mounted loading equipment, in particular a hook of a hookloader. The detection system includes a data processor and an data capturing device, the data of which can be sent to the data processor. The data capturing device is a stereographic sensor system, and the data processor is configured to automatically recognize the shape of the first coupling device of the container based on the data provided by the stereographic sensor system.Type: GrantFiled: June 3, 2020Date of Patent: June 27, 2023Assignee: GUIMA PALFINGER S.A.S.Inventors: Michel Raucoulles, Guillaume Bourdais, Mario Roither, Alexander Baumgartner
-
Patent number: 11683477Abstract: A prediction method, apparatus, and a computer storage medium for decoding, the method includes: acquiring reference samples adjacent to at least one side of a decoding block; determining a reference point from the at least one side and determining reference sample positions to be selected corresponding to the at least one side according to a preset number of samples; selecting reference samples corresponding to the reference sample positions to be selected from the reference samples based on the reference sample positions to be selected; and performing prediction decoding on the decoding block based on the selected reference samples.Type: GrantFiled: February 22, 2022Date of Patent: June 20, 2023Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.Inventors: Junyan Huo, Yanzhuo Ma, Shuai Wan, Fuzheng Yang, Xinwei Li
-
Patent number: 11683478Abstract: A prediction method, apparatus, and a computer storage medium for decoding, the method includes: acquiring reference samples adjacent to at least one side of a decoding block; determining a reference point from the at least one side and determining reference sample positions to be selected corresponding to the at least one side according to a preset number of samples; selecting reference samples corresponding to the reference sample positions to be selected from the reference samples based on the reference sample positions to be selected; and performing prediction decoding on the decoding block based on the selected reference samples.Type: GrantFiled: February 22, 2022Date of Patent: June 20, 2023Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.Inventors: Junyan Huo, Yanzhuo Ma, Shuai Wan, Fuzheng Yang, Xinwei Li