CN102422347B - 编码装置、解码装置及编码和解码方法 - Google Patents
编码装置、解码装置及编码和解码方法 Download PDFInfo
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- CN102422347B CN102422347B CN2010800199123A CN201080019912A CN102422347B CN 102422347 B CN102422347 B CN 102422347B CN 2010800199123 A CN2010800199123 A CN 2010800199123A CN 201080019912 A CN201080019912 A CN 201080019912A CN 102422347 B CN102422347 B CN 102422347B
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- 238000000034 method Methods 0.000 title claims abstract description 51
- 238000005314 correlation function Methods 0.000 claims abstract description 70
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- 238000004891 communication Methods 0.000 claims description 14
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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
- G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
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- Mathematical Physics (AREA)
- Computational Linguistics (AREA)
- Signal Processing (AREA)
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- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Acoustics & Sound (AREA)
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- Compression, Expansion, Code Conversion, And Decoders (AREA)
Abstract
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Claims (23)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009122147 | 2009-05-20 | ||
JP2009-122147 | 2009-05-20 | ||
PCT/JP2010/003367 WO2010134332A1 (ja) | 2009-05-20 | 2010-05-19 | 符号化装置、復号装置、およびこれらの方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102422347A CN102422347A (zh) | 2012-04-18 |
CN102422347B true CN102422347B (zh) | 2013-07-03 |
Family
ID=43126024
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2010800199123A Expired - Fee Related CN102422347B (zh) | 2009-05-20 | 2010-05-19 | 编码装置、解码装置及编码和解码方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US9111527B2 (zh) |
EP (1) | EP2434483A4 (zh) |
JP (1) | JP5574498B2 (zh) |
CN (1) | CN102422347B (zh) |
WO (1) | WO2010134332A1 (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106033672B (zh) * | 2015-03-09 | 2021-04-09 | 华为技术有限公司 | 确定声道间时间差参数的方法和装置 |
WO2017125559A1 (en) * | 2016-01-22 | 2017-07-27 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatuses and methods for encoding or decoding an audio multi-channel signal using spectral-domain resampling |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101106405A (zh) * | 2006-07-12 | 2008-01-16 | 北京大学深圳研究生院 | 回声消除器、回声消除方法及其双端通话检测系统 |
JP2008529056A (ja) * | 2005-02-23 | 2008-07-31 | テレフオンアクチーボラゲット エル エム エリクソン(パブル) | マルチチャネル音声符号化における適応ビット割り当て |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4815132A (en) * | 1985-08-30 | 1989-03-21 | Kabushiki Kaisha Toshiba | Stereophonic voice signal transmission system |
US5434948A (en) * | 1989-06-15 | 1995-07-18 | British Telecommunications Public Limited Company | Polyphonic coding |
DE19526366A1 (de) | 1995-07-20 | 1997-01-23 | Bosch Gmbh Robert | Verfahren zur Redundanzreduktion bei der Codierung von mehrkanaligen Signalen und Vorrichtung zur Dekodierung von redundanzreduzierten, mehrkanaligen Signalen |
US9626973B2 (en) | 2005-02-23 | 2017-04-18 | Telefonaktiebolaget L M Ericsson (Publ) | Adaptive bit allocation for multi-channel audio encoding |
US7852915B2 (en) * | 2007-03-21 | 2010-12-14 | Freescale Semiconductor, Inc. | Adaptive equalizer for communication channels |
JP5355387B2 (ja) * | 2007-03-30 | 2013-11-27 | パナソニック株式会社 | 符号化装置および符号化方法 |
-
2010
- 2010-05-19 EP EP10777569.4A patent/EP2434483A4/en not_active Withdrawn
- 2010-05-19 US US13/318,552 patent/US9111527B2/en active Active
- 2010-05-19 CN CN2010800199123A patent/CN102422347B/zh not_active Expired - Fee Related
- 2010-05-19 JP JP2011514334A patent/JP5574498B2/ja not_active Expired - Fee Related
- 2010-05-19 WO PCT/JP2010/003367 patent/WO2010134332A1/ja active Application Filing
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008529056A (ja) * | 2005-02-23 | 2008-07-31 | テレフオンアクチーボラゲット エル エム エリクソン(パブル) | マルチチャネル音声符号化における適応ビット割り当て |
CN101106405A (zh) * | 2006-07-12 | 2008-01-16 | 北京大学深圳研究生院 | 回声消除器、回声消除方法及其双端通话检测系统 |
Also Published As
Publication number | Publication date |
---|---|
JP5574498B2 (ja) | 2014-08-20 |
EP2434483A4 (en) | 2016-04-27 |
EP2434483A1 (en) | 2012-03-28 |
US20120045067A1 (en) | 2012-02-23 |
WO2010134332A1 (ja) | 2010-11-25 |
JPWO2010134332A1 (ja) | 2012-11-08 |
US9111527B2 (en) | 2015-08-18 |
CN102422347A (zh) | 2012-04-18 |
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Owner name: MATSUSHITA ELECTRIC (AMERICA) INTELLECTUAL PROPERT Free format text: FORMER OWNER: MATSUSHITA ELECTRIC INDUSTRIAL CO, LTD. Effective date: 20140716 |
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