RU2493652C2 - Устройство и способ основанного на контексте арифметического кодирования и устройство и способ основанного на контексте арифметического декодирования - Google Patents

Устройство и способ основанного на контексте арифметического кодирования и устройство и способ основанного на контексте арифметического декодирования Download PDF

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RU2493652C2
RU2493652C2 RU2011151607/08A RU2011151607A RU2493652C2 RU 2493652 C2 RU2493652 C2 RU 2493652C2 RU 2011151607/08 A RU2011151607/08 A RU 2011151607/08A RU 2011151607 A RU2011151607 A RU 2011151607A RU 2493652 C2 RU2493652 C2 RU 2493652C2
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decoding
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RU2011151607A (ru
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Ки Хиун ЧОО
Дзунг-Хое КИМ
Еун Ми ОХ
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Самсунг Электроникс Ко., Лтд.
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    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
    • G10L19/16—Vocoder architecture
    • G10L19/18—Vocoders using multiple modes
    • G10L19/20—Vocoders using multiple modes using sound class specific coding, hybrid encoders or object based coding
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/0017—Lossless audio signal coding; Perfect reconstruction of coded audio signal by transmission of coding error
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/002—Dynamic bit allocation
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
    • 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
    • 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]

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Signal Processing (AREA)
  • Computational Linguistics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Mathematical Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
RU2011151607/08A 2009-06-19 2010-06-18 Устройство и способ основанного на контексте арифметического кодирования и устройство и способ основанного на контексте арифметического декодирования RU2493652C2 (ru)

Applications Claiming Priority (13)

Application Number Priority Date Filing Date Title
KR10-2009-0055113 2009-06-19
KR20090055113 2009-06-19
KR10-2009-0056301 2009-06-24
KR20090056301 2009-06-24
KR10-2009-0100457 2009-10-21
KR1020090100457A KR20100136890A (ko) 2009-06-19 2009-10-21 컨텍스트 기반의 산술 부호화 장치 및 방법과 산술 복호화 장치 및 방법
KR10-2009-0122733 2009-12-10
KR1020090122733A KR20100136896A (ko) 2009-06-19 2009-12-10 컨텍스트 기반의 산술 부호화 장치 및 방법과 산술 복호화 장치 및 방법
KR10-2010-0000281 2010-01-04
KR1020100000281A KR20100136898A (ko) 2009-06-19 2010-01-04 컨텍스트 기반의 산술 부호화 장치 및 방법과 산술 복호화 장치 및 방법
KR1020100000643A KR101719735B1 (ko) 2009-06-19 2010-01-05 컨텍스트 기반의 산술 부호화 장치 및 방법과 산술 복호화 장치 및 방법
KR10-2010-0000643 2010-01-05
PCT/KR2010/003975 WO2010147436A2 (en) 2009-06-19 2010-06-18 Context-based arithmetic encoding apparatus and method and context-based arithmetic decoding apparatus and method

Related Child Applications (1)

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RU2013129559A RU2649288C2 (ru) 2009-06-19 2013-06-27 Устройство и способ основанного на контексте арифметического кодирования и устройство и способ основанного на контексте арифметического декодирования

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US (3) US9171550B2 (https=)
EP (3) EP2443750A4 (https=)
JP (1) JP5635603B2 (https=)
KR (5) KR20100136890A (https=)
CN (3) CN105491378B (https=)
BR (2) BR122020024930B1 (https=)
CA (2) CA2923285C (https=)
MX (1) MX2011013579A (https=)
RU (2) RU2493652C2 (https=)
WO (1) WO2010147436A2 (https=)

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