Category:Xin ZHAO of San Jose CA (US)

Xin ZHAO of San Jose CA (US)

Executive Summary

Xin ZHAO of San Jose CA (US) is an inventor who has filed 37 patents. Their primary areas of innovation include the unit being an image region, e.g. an object (30 patents), characterised by syntax aspects related to video coding, e.g. related to compression standards (21 patents), 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 (18 patents), and they have worked with companies such as Tencent America LLC (32 patents), TENCENT AMERICA LLC (5 patents). Their most frequent collaborators include (36 collaborations), (12 collaborations), (11 collaborations).

Patent Filing Activity

Technology Areas

List of Technology Areas

• H04N19/176 (the unit being an image region, e.g. an object): 30 patents
• H04N19/70 (characterised by syntax aspects related to video coding, e.g. related to compression standards): 21 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): 18 patents
• H04N19/159 (by monitoring actual compressed data size at the memory before deciding storage at the transmission buffer): 15 patents
• H04N19/132 (Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking): 13 patents
• H04N19/172 (the unit being an image region, e.g. an object): 9 patents
• H04N19/186 (PICTORIAL COMMUNICATION, e.g. TELEVISION): 8 patents
• H04N19/117 (Filters, e.g. for pre-processing or post-processing (sub-band filter banks): 7 patents
• H04N19/124 (Quantisation): 5 patents
• H04N19/18 (PICTORIAL COMMUNICATION, e.g. TELEVISION): 5 patents
• H04N19/80 (Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation (): 4 patents
• H04N19/593 (involving spatial prediction techniques): 4 patents
• H04N19/11 (among a plurality of spatial predictive coding modes): 3 patents
• H04N19/44 (Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder): 3 patents
• H04N19/46 (Embedding additional information in the video signal during the compression process (): 3 patents
• H04N19/136 (Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]): 3 patents
• H04N19/139 (Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability): 3 patents
• H04N19/13 (Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]): 2 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): 2 patents
• H04N19/61 (PICTORIAL COMMUNICATION, e.g. TELEVISION): 2 patents
• H04N19/122 (Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type): 2 patents
• H04N19/167 (Position within a video image, e.g. region of interest [ROI]): 2 patents
• H04N19/196 (being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters (processing of motion vectors): 2 patents
• H04N19/119 (Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks): 2 patents
• H04N19/52 (PICTORIAL COMMUNICATION, e.g. TELEVISION): 2 patents
• H04N19/573 (Motion compensation with multiple frame prediction using two or more reference frames in a given prediction direction): 2 patents
• H04N19/463 (Embedding additional information in the video signal during the compression process (): 1 patents
• H04N19/126 (Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers): 1 patents
• H04N19/149 (by estimating the code amount by means of a model, e.g. mathematical model or statistical model): 1 patents
• H04N19/154 (Measured or subjectively estimated visual quality after decoding, e.g. measurement of distortion (use of rate-distortion criteria): 1 patents
• H04N19/50 (using predictive coding (): 1 patents
• H04N19/60 (using transform coding): 1 patents
• H04N19/137 (Motion inside a coding unit, e.g. average field, frame or block difference): 1 patents
• H04N19/96 (Tree coding, e.g. quad-tree coding): 1 patents
• H04N19/109 (among a plurality of temporal predictive coding modes): 1 patents
• H04N19/43 (PICTORIAL COMMUNICATION, e.g. TELEVISION): 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
• H04N19/174 (the region being a slice, e.g. a line of blocks or a group of blocks): 1 patents
• H04N19/184 (PICTORIAL COMMUNICATION, e.g. TELEVISION): 1 patents
• H04N19/129 (Scanning of coding units, e.g. zig-zag scan of transform coefficients or flexible macroblock ordering [FMO]): 1 patents
• H04N19/82 (involving filtering within a prediction loop): 1 patents
• H04N19/188 (PICTORIAL COMMUNICATION, e.g. TELEVISION): 1 patents
• H04N19/103 (using adaptive coding): 1 patents
• H04N19/30 (using hierarchical techniques, e.g. scalability (): 1 patents
• H04N19/503 (involving temporal prediction (adaptive coding with adaptive selection between spatial and temporal predictive coding): 1 patents

Companies

List of Companies

• Tencent America LLC: 32 patents
• TENCENT AMERICA LLC: 5 patents

Collaborators

• Shan LIU of San Jose CA (US) (36 collaborations)
• Liang ZHAO of Sunnyvale CA (US) (12 collaborations)
• Roman CHERNYAK of Santa Clara CA (US) (11 collaborations)
• Biao WANG of San Jose CA (US) (11 collaborations)
• Madhu PERINGASSERY KRISHNAN of Mountain View CA (US) (10 collaborations)
• Jing YE of San Jose CA (US) (9 collaborations)
• Han GAO of San Diego CA (US) (9 collaborations)
• Lien-Fei CHEN (9 collaborations)
• Motong XU of Palo Alto CA (US) (6 collaborations)
• Lien-Fei CHEN of Palo Alto CA (US) (6 collaborations)
• Yonguk YOON of Palo Alto CA (US) (6 collaborations)
• Yushin CHO of Palo Alto CA (US) (4 collaborations)
• Guichun LI of San Jose CA (US) (4 collaborations)
• Xiang LI of Saratoga CA (US) (4 collaborations)
• Ding DING of Washington DC (US) (2 collaborations)
• Xiaozhong XU of State College PA (US) (2 collaborations)
• Tianqi LIU of Palo Alto CA (US) (1 collaborations)
• Biao WANG of Santa Clara CA (US) (1 collaborations)
• Xiang LI of Los Gatos CA (US) (1 collaborations)
• Yixin DU of Los Altos CA (US) (1 collaborations)
• Stephan WENGER of Hillsborough CA (US) (1 collaborations)
• Madhu Peringassery Krishnan of Mountain View CA (US) (1 collaborations)
• Shan Liu of San Jose CA (US) (1 collaborations)
• Han ZHANG of Palo Alto CA (US) (1 collaborations)