KR102244659B1 - 향상된 엔트로피 인코딩 및 디코딩을 위한 방법 및 장치 - Google Patents

향상된 엔트로피 인코딩 및 디코딩을 위한 방법 및 장치 Download PDF

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KR102244659B1
KR102244659B1 KR1020207016506A KR20207016506A KR102244659B1 KR 102244659 B1 KR102244659 B1 KR 102244659B1 KR 1020207016506 A KR1020207016506 A KR 1020207016506A KR 20207016506 A KR20207016506 A KR 20207016506A KR 102244659 B1 KR102244659 B1 KR 102244659B1
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coefficient
transform coefficients
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quantized transform
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KR20200070427A (ko
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양 후
조엘 솔
시아오안 루
펭 인
윤페이 젱
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인터디지털 브이씨 홀딩스 인코포레이티드
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    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/40—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code
    • H03M7/4006—Conversion to or from arithmetic code
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/40—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code
    • H03M7/4006—Conversion to or from arithmetic code
    • H03M7/4012—Binary arithmetic codes
    • H03M7/4018—Context adapative binary arithmetic codes [CABAC]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/124—Quantisation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
KR1020207016506A 2010-10-14 2011-10-06 향상된 엔트로피 인코딩 및 디코딩을 위한 방법 및 장치 Active KR102244659B1 (ko)

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KR1020217011762A KR102339720B1 (ko) 2010-10-14 2011-10-06 향상된 엔트로피 인코딩 및 디코딩을 위한 방법 및 장치

Applications Claiming Priority (3)

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US39319510P 2010-10-14 2010-10-14
US61/393,195 2010-10-14
PCT/US2011/055047 WO2012051033A1 (en) 2010-10-14 2011-10-06 Method and apparatus for improved entropy encoding and decoding

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KR1020137009475A Active KR101874945B1 (ko) 2010-10-14 2011-10-06 향상된 엔트로피 인코딩 및 디코딩을 위한 방법 및 장치
KR1020217011762A Active KR102339720B1 (ko) 2010-10-14 2011-10-06 향상된 엔트로피 인코딩 및 디코딩을 위한 방법 및 장치
KR1020257038155A Pending KR20250163428A (ko) 2010-10-14 2011-10-06 향상된 엔트로피 인코딩 및 디코딩을 위한 방법 및 장치
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KR1020197019168A Active KR102123605B1 (ko) 2010-10-14 2011-10-06 향상된 엔트로피 인코딩 및 디코딩을 위한 방법 및 장치
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KR1020217011762A Active KR102339720B1 (ko) 2010-10-14 2011-10-06 향상된 엔트로피 인코딩 및 디코딩을 위한 방법 및 장치
KR1020257038155A Pending KR20250163428A (ko) 2010-10-14 2011-10-06 향상된 엔트로피 인코딩 및 디코딩을 위한 방법 및 장치
KR1020187018637A Active KR101997765B1 (ko) 2010-10-14 2011-10-06 향상된 엔트로피 인코딩 및 디코딩을 위한 방법 및 장치
KR1020197019168A Active KR102123605B1 (ko) 2010-10-14 2011-10-06 향상된 엔트로피 인코딩 및 디코딩을 위한 방법 및 장치
KR1020217040643A Active KR102586032B1 (ko) 2010-10-14 2011-10-06 향상된 엔트로피 인코딩 및 디코딩을 위한 방법 및 장치
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US (8) US9693056B2 (https=)
EP (3) EP2628299B1 (https=)
JP (6) JP2014500643A (https=)
KR (8) KR102244659B1 (https=)
CN (2) CN108419084B (https=)
DK (1) DK2628299T3 (https=)
ES (1) ES2747798T3 (https=)
HU (1) HUE045823T2 (https=)
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KR20210154878A (ko) 2021-12-21
KR20230144120A (ko) 2023-10-13
KR20190084331A (ko) 2019-07-16
US20230276074A1 (en) 2023-08-31
JP2019110592A (ja) 2019-07-04
US10097859B2 (en) 2018-10-09
US10694211B2 (en) 2020-06-23
EP3961930B1 (en) 2024-08-28
US20170257643A1 (en) 2017-09-07
US11218732B2 (en) 2022-01-04
JP2014500643A (ja) 2014-01-09
KR101997765B1 (ko) 2019-07-08
CN103262534A (zh) 2013-08-21
ES2747798T3 (es) 2020-03-11
US20190075321A1 (en) 2019-03-07
KR102887813B1 (ko) 2025-11-18
US20200359054A1 (en) 2020-11-12
US20240340453A1 (en) 2024-10-10
US12052439B2 (en) 2024-07-30
HUE045823T2 (hu) 2020-01-28
EP3667924A1 (en) 2020-06-17
EP2628299B1 (en) 2019-08-07
JP2017175648A (ja) 2017-09-28
US20180124428A1 (en) 2018-05-03
DK2628299T3 (da) 2019-10-07
CN108419084A (zh) 2018-08-17
EP3667924B1 (en) 2021-10-06
KR101874945B1 (ko) 2018-07-06
CN108419084B (zh) 2021-02-26
JP2023073281A (ja) 2023-05-25
JP7181126B2 (ja) 2022-11-30
EP3961930A1 (en) 2022-03-02
US20220086488A1 (en) 2022-03-17
US9832486B2 (en) 2017-11-28
KR20180081152A (ko) 2018-07-13
US11677983B2 (en) 2023-06-13
JP7654025B2 (ja) 2025-03-31
KR102339720B1 (ko) 2021-12-16
PL3961930T3 (pl) 2024-11-25
PL2628299T3 (pl) 2019-12-31
PL3667924T3 (pl) 2022-02-07
JP2025089354A (ja) 2025-06-12
KR102586032B1 (ko) 2023-10-10
EP2628299A1 (en) 2013-08-21
JP2021073805A (ja) 2021-05-13
JP6491691B2 (ja) 2019-03-27
WO2012051033A1 (en) 2012-04-19
KR20130119426A (ko) 2013-10-31
KR20200070427A (ko) 2020-06-17
US20130208806A1 (en) 2013-08-15
CN103262534B (zh) 2018-05-22
US9693056B2 (en) 2017-06-27
KR102123605B1 (ko) 2020-06-15
KR20250163428A (ko) 2025-11-20
KR20210046855A (ko) 2021-04-28

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