KR100318059B1 - 화상복호화방법 - Google Patents

화상복호화방법 Download PDF

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Publication number
KR100318059B1
KR100318059B1 KR1019980705193A KR19980705193A KR100318059B1 KR 100318059 B1 KR100318059 B1 KR 100318059B1 KR 1019980705193 A KR1019980705193 A KR 1019980705193A KR 19980705193 A KR19980705193 A KR 19980705193A KR 100318059 B1 KR100318059 B1 KR 100318059B1
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KR
South Korea
Prior art keywords
variable length
length code
code
mapping
encoding
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
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KR1019980705193A
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English (en)
Korean (ko)
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KR19990077060A (ko
Inventor
충 셍 분
Original Assignee
모리시타 요이찌
마쯔시다덴기산교 가부시키가이샤
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Application filed by 모리시타 요이찌, 마쯔시다덴기산교 가부시키가이샤 filed Critical 모리시타 요이찌
Priority to KR10-2001-7008445A priority Critical patent/KR100402541B1/ko
Priority to KR1020017008441A priority patent/KR100318055B1/ko
Priority to KR1020017008444A priority patent/KR100318058B1/ko
Priority to KR1020017008442A priority patent/KR100318056B1/ko
Priority to KR1020017008443A priority patent/KR100318057B1/ko
Publication of KR19990077060A publication Critical patent/KR19990077060A/ko
Application granted granted Critical
Publication of KR100318059B1 publication Critical patent/KR100318059B1/ko
Assigned to 파나소닉 인텔렉츄얼 프로퍼티 코포레이션 오브 아메리카 reassignment 파나소닉 인텔렉츄얼 프로퍼티 코포레이션 오브 아메리카 권리의 전부이전등록 Assignors: 파나소닉 주식회사
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • 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
    • H03M7/42—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code using table look-up for the coding or decoding process, e.g. using read-only memory
    • 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
    • H03M7/42—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code using table look-up for the coding or decoding process, e.g. using read-only memory
    • H03M7/425—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code using table look-up for the coding or decoding process, e.g. using read-only memory for the decoding process only
    • 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
    • H03M7/46—Conversion to or from run-length codes, i.e. by representing the number of consecutive digits, or groups of digits, of the same kind by a code word and a digit indicative of that kind
    • 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
    • H03M7/46—Conversion to or from run-length codes, i.e. by representing the number of consecutive digits, or groups of digits, of the same kind by a code word and a digit indicative of that kind
    • H03M7/48—Conversion to or from run-length codes, i.e. by representing the number of consecutive digits, or groups of digits, of the same kind by a code word and a digit indicative of that kind alternating with other codes during the code conversion process, e.g. run-length coding being performed only as long as sufficientlylong runs of digits of the same kind are present
    • 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
    • H04N19/12—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
    • 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
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/146—Data rate or code amount at the encoder output
    • 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
    • H04N19/10—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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
  • Image Processing (AREA)
KR1019980705193A 1996-11-06 1997-11-06 화상복호화방법 Expired - Lifetime KR100318059B1 (ko)

Priority Applications (5)

Application Number Priority Date Filing Date Title
KR10-2001-7008445A KR100402541B1 (ko) 1996-11-06 1997-11-06 화상 부호화 방법, 화상 복호화 방법 및 화상 복호화 장치
KR1020017008441A KR100318055B1 (ko) 1996-11-06 1997-11-06 화상 복호화 방법
KR1020017008444A KR100318058B1 (ko) 1996-11-06 1997-11-06 화상 복호화 방법
KR1020017008442A KR100318056B1 (ko) 1996-11-06 1997-11-06 화상 복호화 방법
KR1020017008443A KR100318057B1 (ko) 1996-11-06 1997-11-06 화상 복호화 방법

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP96-293512 1996-11-06
JP29351296 1996-11-06
JP97-062649 1997-03-17
JP97-62649 1997-03-17
JP6264997 1997-03-17
PCT/JP1997/004037 WO1998020681A1 (en) 1996-11-06 1997-11-06 Image encoding/decoding method, image encoder/decoder and image encoding/decoding program recording medium

Related Child Applications (5)

Application Number Title Priority Date Filing Date
KR10-2001-7008445A Division KR100402541B1 (ko) 1996-11-06 1997-11-06 화상 부호화 방법, 화상 복호화 방법 및 화상 복호화 장치
KR1020017008442A Division KR100318056B1 (ko) 1996-11-06 1997-11-06 화상 복호화 방법
KR1020017008441A Division KR100318055B1 (ko) 1996-11-06 1997-11-06 화상 복호화 방법
KR1020017008443A Division KR100318057B1 (ko) 1996-11-06 1997-11-06 화상 복호화 방법
KR1020017008444A Division KR100318058B1 (ko) 1996-11-06 1997-11-06 화상 복호화 방법

Publications (2)

Publication Number Publication Date
KR19990077060A KR19990077060A (ko) 1999-10-25
KR100318059B1 true KR100318059B1 (ko) 2002-02-19

Family

ID=26403695

Family Applications (7)

Application Number Title Priority Date Filing Date
KR1019980705193A Expired - Lifetime KR100318059B1 (ko) 1996-11-06 1997-11-06 화상복호화방법
KR1020017008444A Expired - Lifetime KR100318058B1 (ko) 1996-11-06 1997-11-06 화상 복호화 방법
KR10-2002-7014873A Expired - Lifetime KR100469176B1 (ko) 1996-11-06 1997-11-06 화상 부호화 방법
KR1020017008442A Expired - Lifetime KR100318056B1 (ko) 1996-11-06 1997-11-06 화상 복호화 방법
KR1020017008443A Expired - Lifetime KR100318057B1 (ko) 1996-11-06 1997-11-06 화상 복호화 방법
KR1020017008441A Expired - Lifetime KR100318055B1 (ko) 1996-11-06 1997-11-06 화상 복호화 방법
KR10-2001-7008445A Expired - Lifetime KR100402541B1 (ko) 1996-11-06 1997-11-06 화상 부호화 방법, 화상 복호화 방법 및 화상 복호화 장치

Family Applications After (6)

Application Number Title Priority Date Filing Date
KR1020017008444A Expired - Lifetime KR100318058B1 (ko) 1996-11-06 1997-11-06 화상 복호화 방법
KR10-2002-7014873A Expired - Lifetime KR100469176B1 (ko) 1996-11-06 1997-11-06 화상 부호화 방법
KR1020017008442A Expired - Lifetime KR100318056B1 (ko) 1996-11-06 1997-11-06 화상 복호화 방법
KR1020017008443A Expired - Lifetime KR100318057B1 (ko) 1996-11-06 1997-11-06 화상 복호화 방법
KR1020017008441A Expired - Lifetime KR100318055B1 (ko) 1996-11-06 1997-11-06 화상 복호화 방법
KR10-2001-7008445A Expired - Lifetime KR100402541B1 (ko) 1996-11-06 1997-11-06 화상 부호화 방법, 화상 복호화 방법 및 화상 복호화 장치

Country Status (9)

Country Link
US (11) US6345123B1 (https=)
EP (7) EP1100273B1 (https=)
JP (13) JP3103383B2 (https=)
KR (7) KR100318059B1 (https=)
CN (7) CN1177488C (https=)
DE (7) DE69720558T2 (https=)
SG (1) SG102016A1 (https=)
TW (1) TW366670B (https=)
WO (1) WO1998020681A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20260003928A (ko) 2024-07-01 2026-01-08 주식회사 오디랩 산업용 실험용기장치

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