CN1101087C - 信号编码方法及装置、信号解码方法及装置和信号传送方法 - Google Patents

信号编码方法及装置、信号解码方法及装置和信号传送方法 Download PDF

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Publication number
CN1101087C
CN1101087C CN95190679A CN95190679A CN1101087C CN 1101087 C CN1101087 C CN 1101087C CN 95190679 A CN95190679 A CN 95190679A CN 95190679 A CN95190679 A CN 95190679A CN 1101087 C CN1101087 C CN 1101087C
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signal
encoding
decoding
components
channels
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CN95190679A
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Chinese (zh)
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CN1130961A (zh
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及川芳明
筒井京弘
宫森慎二
上野正俊
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Sony Corp
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Sony Corp
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/86—Arrangements characterised by the broadcast information itself
    • H04H20/88—Stereophonic broadcast systems
    • 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
    • G10L19/012—Comfort noise or silence 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
    • G10L19/04—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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/24—Signal processing not specific to the method of recording or reproducing; Circuits therefor for reducing noise
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/66—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission
    • H04B1/665—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission using psychoacoustic properties of the ear, e.g. masking effect
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/66—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission
    • H04B1/667—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission using a division in frequency subbands
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/10527—Audio or video recording; Data buffering arrangements
    • G11B2020/10537—Audio or video recording
    • G11B2020/10592—Audio or video recording specifically adapted for recording or reproducing multichannel signals

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CN95190679A 1994-06-13 1995-06-12 信号编码方法及装置、信号解码方法及装置和信号传送方法 Expired - Fee Related CN1101087C (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP13069594 1994-06-13
JP130695/94 1994-06-13
JP130695/1994 1994-06-13

Publications (2)

Publication Number Publication Date
CN1130961A CN1130961A (zh) 1996-09-11
CN1101087C true CN1101087C (zh) 2003-02-05

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CN95190679A Expired - Fee Related CN1101087C (zh) 1994-06-13 1995-06-12 信号编码方法及装置、信号解码方法及装置和信号传送方法

Country Status (14)

Country Link
US (1) US6061649A (enExample)
EP (1) EP0714173B1 (enExample)
JP (1) JP3428024B2 (enExample)
KR (1) KR100419546B1 (enExample)
CN (1) CN1101087C (enExample)
AT (1) ATE293276T1 (enExample)
BR (1) BR9506263A (enExample)
CA (1) CA2169366A1 (enExample)
DE (1) DE69534140T2 (enExample)
ES (1) ES2236708T3 (enExample)
MX (1) MX9600574A (enExample)
PL (1) PL184295B1 (enExample)
TW (1) TW295747B (enExample)
WO (1) WO1995034956A1 (enExample)

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KR101261524B1 (ko) * 2007-03-14 2013-05-06 삼성전자주식회사 노이즈를 포함하는 오디오 신호를 저비트율로부호화/복호화하는 방법 및 이를 위한 장치
JPWO2008132850A1 (ja) * 2007-04-25 2010-07-22 パナソニック株式会社 ステレオ音声符号化装置、ステレオ音声復号装置、およびこれらの方法
JP5446258B2 (ja) * 2008-12-26 2014-03-19 富士通株式会社 オーディオ符号化装置
JP5304504B2 (ja) * 2009-07-17 2013-10-02 ソニー株式会社 信号符号化装置、信号復号装置、信号処理システム、これらにおける処理方法およびプログラム
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Also Published As

Publication number Publication date
MX9600574A (es) 1997-04-30
TW295747B (enExample) 1997-01-11
CN1130961A (zh) 1996-09-11
EP0714173B1 (en) 2005-04-13
EP0714173A4 (en) 2002-05-02
BR9506263A (pt) 1997-08-12
ATE293276T1 (de) 2005-04-15
JP3428024B2 (ja) 2003-07-22
CA2169366A1 (en) 1995-12-21
DE69534140T2 (de) 2006-02-16
KR100419546B1 (ko) 2004-05-27
PL184295B1 (pl) 2002-09-30
WO1995034956A1 (en) 1995-12-21
US6061649A (en) 2000-05-09
DE69534140D1 (de) 2005-05-19
ES2236708T3 (es) 2005-07-16
EP0714173A1 (en) 1996-05-29
PL312947A1 (en) 1996-05-27

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