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by grouping of coefficients into blocks after the transform

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  • H04N19/645
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HELECTRICITY H04Electric communication H04NPICTORIAL COMMUNICATION H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals

Current Industry

H04N19/645by grouping of coefficients into blocks after the transform
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    NON-TRANSFORM CODING
    • Publication number 20250168407
    • Publication date May 22, 2025
    • Microsoft Technology Licensing, LLC
    • Jizheng Xu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    NON-TRANSFORM CODING
    • Publication number 20250159260
    • Publication date May 15, 2025
    • Microsoft Technology Licensing, LLC
    • Jizheng Xu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    NON-TRANSFORM CODING
    • Publication number 20250159261
    • Publication date May 15, 2025
    • Microsoft Technology Licensing, LLC
    • Jizheng Xu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    NON-TRANSFORM CODING
    • Publication number 20250159259
    • Publication date May 15, 2025
    • Microsoft Technology Licensing, LLC
    • Jizheng Xu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    TRANSFORM-SKIP RESIDUAL CODING OF VIDEO DATA
    • Publication number 20240323443
    • Publication date Sep 26, 2024
    • ALIBABA GROUP HOLDING LIMITED
    • Mohammed Golam SARWER
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    TRANSFORM AND LAST SIGNIFICANT COEFFICIENT POSITION SIGNALING FOR L...
    • Publication number 20230412844
    • Publication date Dec 21, 2023
    • QUALCOMM Incorporated
    • Alican Nalci
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    NON-TRANSFORM CODING
    • Publication number 20230388548
    • Publication date Nov 30, 2023
    • Microsoft Technology Licensing, LLC
    • Jizheng Xu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Lossy Data Compression
    • Publication number 20230089878
    • Publication date Mar 23, 2023
    • Imagination Technologies Limited
    • Linling Zhang
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    NON-TRANSFORM CODING
    • Publication number 20220385944
    • Publication date Dec 1, 2022
    • Microsoft Technology Licensing, LLC
    • Jizheng Xu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Temporal Prediction Shifting for Scalable Video Coding
    • Publication number 20220239939
    • Publication date Jul 28, 2022
    • Google LLC
    • Michael Horowitz
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    A METHOD AND APPARATUS FOR IMAGE COMPRESSION
    • Publication number 20210392377
    • Publication date Dec 16, 2021
    • David Scott Taubman
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    NON-TRANSFORM CODING
    • Publication number 20210235122
    • Publication date Jul 29, 2021
    • Microsoft Technology Licensing, LLC
    • Jizheng Xu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Temporal Prediction Shifting for Scalable Video Coding
    • Publication number 20210044823
    • Publication date Feb 11, 2021
    • Google LLC
    • Michael Horowitz
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    BIT-PLANE CODING
    • Publication number 20200404307
    • Publication date Dec 24, 2020
    • Fraunhofer-Gesellschaft zur foerderung der Angewandten Forschung e.V.
    • Joachim KEINERT
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    TRANSFORM-SKIP RESIDUAL CODING OF VIDEO DATA
    • Publication number 20200404332
    • Publication date Dec 24, 2020
    • ALIBABA GROUP HOLDING LIMITED
    • Mohammed Golam SARWER
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    TRANSFORM AND LAST SIGNIFICANT COEFFICIENT POSITION SIGNALING FOR L...
    • Publication number 20200396487
    • Publication date Dec 17, 2020
    • QUALCOMM Incorporated
    • Alican Nalci
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    BIT-PLANE CODING
    • Publication number 20200374539
    • Publication date Nov 26, 2020
    • Fraunhofer-Gesellschaft zur foerderung der Angewandten Forschung e.V.
    • Joachim KEINERT
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    IMAGE ENCODING AND DECODING METHOD, APPARATUS, AND SYSTEM, AND STOR...
    • Publication number 20200296422
    • Publication date Sep 17, 2020
    • Huawei Technologies Co., Ltd
    • Ce ZHU
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    SUBBLOCK CODING BY GENERALIZED INTRA PREDICTION IN VIDEO CODING
    • Publication number 20200280742
    • Publication date Sep 3, 2020
    • QUALCOMM Incorporated
    • Adarsh Krishnan Ramasubramonian
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Lossy Data Compression
    • Publication number 20200272333
    • Publication date Aug 27, 2020
    • Imagination Technologies Limited
    • Linling Zhang
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    PREDICTIVE COEFFICIENT CODING
    • Publication number 20200260098
    • Publication date Aug 13, 2020
    • QUALCOMM Incorporated
    • Marta Karczewicz
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    NON-TRANSFORM CODING
    • Publication number 20200221129
    • Publication date Jul 9, 2020
    • Microsoft Technology Licensing, LLC
    • Jizheng Xu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    METHOD, APPARATUS AND SYSTEM FOR ENCODING AND DECODING VIDEO DATA
    • Publication number 20200128274
    • Publication date Apr 23, 2020
    • Canon Kabushiki Kaisha
    • CHRISTOPHER JAMES ROSEWARNE
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Temporal Prediction Shifting for Scalable Video Coding
    • Publication number 20200077109
    • Publication date Mar 5, 2020
    • Google LLC
    • Michael Horowitz
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    NON-TRANSFORM CODING
    • Publication number 20190306531
    • Publication date Oct 3, 2019
    • Microsoft Technology Licensing, LLC
    • Jizheng Xu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    APPARATUS AND METHOD FOR ENCODING OR DECODING USING A SUBBAND DEPEN...
    • Publication number 20190289295
    • Publication date Sep 19, 2019
    • FRAUNHOFER GESELLSCHAFT ZUR FOERDERUNG DER ANGEWAND TEN FORSCHUNG E.V.
    • Joachim KEINERT
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    TRANSFORM COEFFICIENT CODING USING LEVEL MAPS
    • Publication number 20190215533
    • Publication date Jul 11, 2019
    • Google LLC
    • Yaowu Xu
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    STORING AND RETRIEVING HIGH BIT DEPTH IMAGE DATA
    • Publication number 20190098325
    • Publication date Mar 28, 2019
    • QUALCOMM Incorporated
    • Cheng-Teh Hsieh
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    BIT-PLANE CODING
    • Publication number 20190045206
    • Publication date Feb 7, 2019
    • Fraunhofer-Gesellschaft zur foerderung der Angewandten Forschung e.V.
    • Joachim KEINERT
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    IMAGE PROCESSING DEVICE, IMAGE PROCESSING METHOD, AND RECORDING MED...
    • Publication number 20180255300
    • Publication date Sep 6, 2018
    • Naoto SHIRAISHI
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE