Category:Li Zhang of San Diego CA (US)

Li Zhang of San Diego CA (US)

Executive Summary

Li Zhang of San Diego CA (US) is an inventor who has filed 143 patents. Their primary areas of innovation include characterised by syntax aspects related to video coding, e.g. related to compression standards (82 patents), the unit being an image region, e.g. an object (75 patents), PICTORIAL COMMUNICATION, e.g. TELEVISION (62 patents), and they have worked with companies such as Beijing Bytedance Network Technology Co., Ltd. (122 patents), Bytedance Inc. (21 patents). Their most frequent collaborators include (113 collaborations), (59 collaborations), (47 collaborations).

Patent Filing Activity

Technology Areas

List of Technology Areas

• H04N19/70 (characterised by syntax aspects related to video coding, e.g. related to compression standards): 82 patents
• H04N19/176 (the unit being an image region, e.g. an object): 75 patents
• H04N19/186 (PICTORIAL COMMUNICATION, e.g. TELEVISION): 62 patents
• H04N19/132 (Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking): 50 patents
• H04N19/105 (Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction): 47 patents
• H04N19/159 (by monitoring actual compressed data size at the memory before deciding storage at the transmission buffer): 37 patents
• H04N19/117 (Filters, e.g. for pre-processing or post-processing (sub-band filter banks): 33 patents
• H04N19/174 (the region being a slice, e.g. a line of blocks or a group of blocks): 29 patents
• H04N19/119 (Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks): 28 patents
• H04N19/46 (Embedding additional information in the video signal during the compression process (): 26 patents
• H04N19/96 (Tree coding, e.g. quad-tree coding): 25 patents
• H04N19/172 (the unit being an image region, e.g. an object): 25 patents
• H04N19/184 (PICTORIAL COMMUNICATION, e.g. TELEVISION): 22 patents
• H04N19/82 (involving filtering within a prediction loop): 16 patents
• H04N19/124 (Quantisation): 15 patents
• H04N19/157 (Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter): 14 patents
• H04N19/593 (involving spatial prediction techniques): 14 patents
• H04N19/52 (PICTORIAL COMMUNICATION, e.g. TELEVISION): 13 patents
• H04N19/136 (Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]): 12 patents
• H04N19/188 (PICTORIAL COMMUNICATION, e.g. TELEVISION): 12 patents
• H04N19/1883 (PICTORIAL COMMUNICATION, e.g. TELEVISION): 11 patents
• H04N19/30 (using hierarchical techniques, e.g. scalability (): 10 patents
• H04N19/80 (Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation (): 9 patents
• H04N19/137 (Motion inside a coding unit, e.g. average field, frame or block difference): 9 patents
• H04N19/139 (Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability): 8 patents
• H04N19/167 (Position within a video image, e.g. region of interest [ROI]): 8 patents
• H04N19/196 (being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters (processing of motion vectors): 8 patents
• H04N19/11 (among a plurality of spatial predictive coding modes): 8 patents
• H04N19/12 (Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264): 8 patents
• H04N19/61 (PICTORIAL COMMUNICATION, e.g. TELEVISION): 7 patents
• G06T3/4053 (based on super-resolution, i.e. the output image resolution being higher than the sensor resolution): 6 patents
• H04N19/107 (between spatial and temporal predictive coding, e.g. picture refresh): 6 patents
• H04N19/513 (Processing of motion vectors): 6 patents
• H04N19/103 (using adaptive coding): 5 patents
• H04N19/60 (using transform coding): 5 patents
• H04N19/18 (PICTORIAL COMMUNICATION, e.g. TELEVISION): 5 patents
• H04N19/189 (characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding): 4 patents
• H04N19/625 (PICTORIAL COMMUNICATION, e.g. TELEVISION): 3 patents
• H04N19/187 (PICTORIAL COMMUNICATION, e.g. TELEVISION): 3 patents
• H04N19/17 (the unit being an image region, e.g. an object): 3 patents
• H04N19/109 (among a plurality of temporal predictive coding modes): 3 patents
• H04N19/129 (Scanning of coding units, e.g. zig-zag scan of transform coefficients or flexible macroblock ordering [FMO]): 3 patents
• H04N19/56 (PICTORIAL COMMUNICATION, e.g. TELEVISION): 3 patents
• H04N19/122 (Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type): 3 patents
• H04N19/154 (Measured or subjectively estimated visual quality after decoding, e.g. measurement of distortion (use of rate-distortion criteria): 2 patents
• H04N19/42 (characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation (): 2 patents
• H04N19/573 (Motion compensation with multiple frame prediction using two or more reference frames in a given prediction direction): 2 patents
• H04N19/127 (Prioritisation of hardware or computational resources): 2 patents
• H04N19/635 (characterised by filter definition or implementation details): 2 patents
• H04N19/86 (involving reduction of coding artifacts, e.g. of blockiness): 2 patents
• G06T3/4046 (using neural networks): 2 patents
• H04N19/33 (in the spatial domain): 2 patents
• H04N19/517 (Motion estimation or motion compensation): 2 patents
• H04N19/577 (Motion compensation with bidirectional frame interpolation, i.e. using B-pictures): 2 patents
• H04N19/51 (Motion estimation or motion compensation): 2 patents
• H04N19/126 (Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers): 2 patents
• H04N19/503 (involving temporal prediction (adaptive coding with adaptive selection between spatial and temporal predictive coding): 2 patents
• H04N19/14 (Coding unit complexity, e.g. amount of activity or edge presence estimation (): 2 patents
• H04N19/597 (specially adapted for multi-view video sequence encoding): 2 patents
• G06T7/33 (using feature-based methods): 1 patents
• G06T7/73 (using feature-based methods): 1 patents
• G06T2207/10072 (Image acquisition modality): 1 patents
• G06T2207/20021 (Special algorithmic details): 1 patents
• G06T2207/20104 (Special algorithmic details): 1 patents
• G06T2207/30061 (Subject of image; Context of image processing): 1 patents
• G06T2207/30101 (Subject of image; Context of image processing): 1 patents
• G06T2207/30172 (Subject of image; Context of image processing): 1 patents
• G06T9/004 ({Predictors, e.g. intraframe, interframe coding}): 1 patents
• G06T11/001 ({Texturing; Colouring; Generation of texture or colour (inpainting): 1 patents
• G06T11/40 (Filling a planar surface by adding surface attributes, e.g. colour or texture): 1 patents
• G06V10/20 (IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING): 1 patents
• H04N19/134 (characterised by the element, parameter or criterion affecting or controlling the adaptive coding): 1 patents
• H04N19/44 (Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder): 1 patents
• H04N19/91 (Entropy coding, e.g. variable length coding [VLC] or arithmetic coding): 1 patents
• H04N19/547 (using feature points or meshes): 1 patents
• H04N19/463 (Embedding additional information in the video signal during the compression process (): 1 patents
• G06T9/40 (Tree coding, e.g. quadtree, octree): 1 patents
• H04N19/197 (using optimisation based on Lagrange multipliers): 1 patents
• H04N19/58 (Motion compensation with long-term prediction, i.e. the reference frame for a current frame not being the temporally closest one (): 1 patents
• H04N19/85 (using pre-processing or post-processing specially adapted for video compression): 1 patents
• G06F17/16 (Matrix or vector computation {, e.g. matrix-matrix or matrix-vector multiplication, matrix factorization (matrix transposition): 1 patents
• H04N19/583 (Motion compensation with long-term prediction, i.e. the reference frame for a current frame not being the temporally closest one (): 1 patents
• H04N19/146 (Data rate or code amount at the encoder output): 1 patents
• H04N9/67 (for matrixing (camera processing pipelines for matrixing of colour signals): 1 patents
• G06V10/764 (IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING): 1 patents
• H04N19/59 (involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution): 1 patents
• H04N19/88 (involving rearrangement of data among different coding units, e.g. shuffling, interleaving, scrambling or permutation of pixel data or permutation of transform coefficient data among different blocks): 1 patents
• H04N19/521 (PICTORIAL COMMUNICATION, e.g. TELEVISION): 1 patents
• H04N19/177 (the unit being an image region, e.g. an object): 1 patents
• H04N19/50 (using predictive coding (): 1 patents
• G06T9/002 ({using neural networks}): 1 patents
• H04N19/34 (PICTORIAL COMMUNICATION, e.g. TELEVISION): 1 patents
• H04N19/55 (PICTORIAL COMMUNICATION, e.g. TELEVISION): 1 patents
• H04N11/044 (using pulse code modulation {(): 1 patents
• H04N19/68 (PICTORIAL COMMUNICATION, e.g. TELEVISION): 1 patents

Companies

List of Companies

• Beijing Bytedance Network Technology Co., Ltd.: 122 patents
• Bytedance Inc.: 21 patents

Collaborators

• Kai Zhang of San Diego CA (US) (113 collaborations)
• Hongbin Liu (59 collaborations)
• Zhipin Deng (47 collaborations)
• Jizheng Xu of San Diego CA (US) (46 collaborations)
• Yue Wang (45 collaborations)
• Ye-kui Wang of San Diego CA (US) (33 collaborations)
• Yang Wang (29 collaborations)
• Weijia Zhu of San Diego CA (US) (15 collaborations)
• Na Zhang (12 collaborations)
• Ye-Kui Wang of San Diego CA (US) (12 collaborations)
• Yue Li of San Diego CA (US) (10 collaborations)
• Chaoyi Lin (9 collaborations)
• Wenbin Yin (9 collaborations)
• Zhaobin Zhang of San Diego CA (US) (8 collaborations)
• Kui Fan of San Diego CA (US) (5 collaborations)
• Junru Li (3 collaborations)
• Siwei Ma (2 collaborations)
• Hsiao Chiang Chuang of San Diego CA (US) (2 collaborations)
• Meng Wang (2 collaborations)
• Ye-Kui WANG of San Diego CA (US) (1 collaborations)
• Yuwen He of San Diego CA (US) (1 collaborations)
• Tianliang Fu (1 collaborations)
• Kai Zhang of Los Angeles CA (US) (1 collaborations)
• Xi Xie (1 collaborations)
• Kai ZHANG of San Diego CA (US) (1 collaborations)
• Shiqi Wang (1 collaborations)
• Jing Cui (1 collaborations)