KR20140037118A - 오디오 신호 처리방법, 오디오 부호화장치, 오디오 복호화장치, 및 이를 채용하는 단말기 - Google Patents
오디오 신호 처리방법, 오디오 부호화장치, 오디오 복호화장치, 및 이를 채용하는 단말기 Download PDFInfo
- Publication number
- KR20140037118A KR20140037118A KR1020137032698A KR20137032698A KR20140037118A KR 20140037118 A KR20140037118 A KR 20140037118A KR 1020137032698 A KR1020137032698 A KR 1020137032698A KR 20137032698 A KR20137032698 A KR 20137032698A KR 20140037118 A KR20140037118 A KR 20140037118A
- Authority
- KR
- South Korea
- Prior art keywords
- channel
- signal
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- audio
- parameter
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- 230000005236 sound signal Effects 0.000 title abstract description 72
- 238000000034 method Methods 0.000 title abstract description 25
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Classifications
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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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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Acoustics & Sound (AREA)
- Mathematical Physics (AREA)
- Computational Linguistics (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Multimedia (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Stereophonic System (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201161494050P | 2011-06-07 | 2011-06-07 | |
| US61/494,050 | 2011-06-07 | ||
| PCT/KR2012/004508 WO2012169808A2 (fr) | 2011-06-07 | 2012-06-07 | Procédé de traitement de signaux audio, appareil de codage audio, appareil de décodage audio et terminal utilisant ledit procédé |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR20140037118A true KR20140037118A (ko) | 2014-03-26 |
Family
ID=47296608
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020137032698A KR20140037118A (ko) | 2011-06-07 | 2012-06-07 | 오디오 신호 처리방법, 오디오 부호화장치, 오디오 복호화장치, 및 이를 채용하는 단말기 |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP2720223A2 (fr) |
| KR (1) | KR20140037118A (fr) |
| CN (1) | CN103733256A (fr) |
| WO (1) | WO2012169808A2 (fr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107749299B (zh) * | 2017-09-28 | 2021-07-09 | 瑞芯微电子股份有限公司 | 一种多音频输出方法和装置 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2407068C2 (ru) * | 2004-11-04 | 2010-12-20 | Конинклейке Филипс Электроникс Н.В. | Многоканальное кодирование и декодирование |
| KR100682904B1 (ko) * | 2004-12-01 | 2007-02-15 | 삼성전자주식회사 | 공간 정보를 이용한 다채널 오디오 신호 처리 장치 및 방법 |
| FR2898725A1 (fr) * | 2006-03-15 | 2007-09-21 | France Telecom | Dispositif et procede de codage gradue d'un signal audio multi-canal selon une analyse en composante principale |
| US8027479B2 (en) * | 2006-06-02 | 2011-09-27 | Coding Technologies Ab | Binaural multi-channel decoder in the context of non-energy conserving upmix rules |
| CN101594186B (zh) * | 2008-05-28 | 2013-01-16 | 华为技术有限公司 | 双通道信号编码中生成单通道信号的方法和装置 |
-
2012
- 2012-06-07 KR KR1020137032698A patent/KR20140037118A/ko not_active Application Discontinuation
- 2012-06-07 EP EP12797100.0A patent/EP2720223A2/fr not_active Withdrawn
- 2012-06-07 WO PCT/KR2012/004508 patent/WO2012169808A2/fr unknown
- 2012-06-07 CN CN201280038627.5A patent/CN103733256A/zh active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| EP2720223A2 (fr) | 2014-04-16 |
| WO2012169808A2 (fr) | 2012-12-13 |
| WO2012169808A3 (fr) | 2013-03-07 |
| CN103733256A (zh) | 2014-04-16 |
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