TWI326448B - Method for encoding and an audio signal and apparatus thereof and computer readable recording medium for method for decoding an audio signal - Google Patents
Method for encoding and an audio signal and apparatus thereof and computer readable recording medium for method for decoding an audio signal Download PDFInfo
- Publication number
- TWI326448B TWI326448B TW96104926A TW96104926A TWI326448B TW I326448 B TWI326448 B TW I326448B TW 96104926 A TW96104926 A TW 96104926A TW 96104926 A TW96104926 A TW 96104926A TW I326448 B TWI326448 B TW I326448B
- Authority
- TW
- Taiwan
- Prior art keywords
- information
- audio signal
- channel
- signal
- based parameter
- Prior art date
Links
- 230000005236 sound signal Effects 0.000 title claims description 59
- 238000000034 method Methods 0.000 title claims description 35
- 230000000694 effects Effects 0.000 claims description 22
- 238000002156 mixing Methods 0.000 claims description 16
- 230000006870 function Effects 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 3
- 241000282376 Panthera tigris Species 0.000 claims 1
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 239000000700 radioactive tracer Substances 0.000 claims 1
- 238000003786 synthesis reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 10
- 239000000203 mixture Substances 0.000 description 6
- 238000007781 pre-processing Methods 0.000 description 2
- 206010011469 Crying Diseases 0.000 description 1
- 235000006040 Prunus persica var persica Nutrition 0.000 description 1
- 240000006413 Prunus persica var. persica Species 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
- 239000003999 initiator Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 102220087056 rs864622464 Human genes 0.000 description 1
- 210000003454 tympanic membrane Anatomy 0.000 description 1
Classifications
-
- 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
-
- 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
- G10L19/173—Transcoding, i.e. converting between two coded representations avoiding cascaded coding-decoding
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
- H04S2420/01—Enhancing the perception of the sound image or of the spatial distribution using head related transfer functions [HRTF's] or equivalents thereof, e.g. interaural time difference [ITD] or interaural level difference [ILD]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
- H04S2420/03—Application of parametric coding in stereophonic audio systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Computational Linguistics (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Stereophonic System (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US77147106P | 2006-02-09 | 2006-02-09 | |
| US77333706P | 2006-02-15 | 2006-02-15 | |
| US88071407P | 2007-01-17 | 2007-01-17 | |
| US88094207P | 2007-01-18 | 2007-01-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| TW200741649A TW200741649A (en) | 2007-11-01 |
| TWI326448B true TWI326448B (en) | 2010-06-21 |
Family
ID=39731308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW96104926A TWI326448B (en) | 2006-02-09 | 2007-02-09 | Method for encoding and an audio signal and apparatus thereof and computer readable recording medium for method for decoding an audio signal |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP1984916A4 (pt) |
| JP (1) | JP2009526467A (pt) |
| AU (1) | AU2007212873B2 (pt) |
| BR (1) | BRPI0708047A2 (pt) |
| CA (1) | CA2646278A1 (pt) |
| TW (1) | TWI326448B (pt) |
| WO (1) | WO2007091870A1 (pt) |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100917843B1 (ko) | 2006-09-29 | 2009-09-18 | 한국전자통신연구원 | 다양한 채널로 구성된 다객체 오디오 신호의 부호화 및복호화 장치 및 방법 |
| JP5337941B2 (ja) | 2006-10-16 | 2013-11-06 | フラウンホッファー−ゲゼルシャフト ツァ フェルダールング デァ アンゲヴァンテン フォアシュンク エー．ファオ | マルチチャネル・パラメータ変換のための装置および方法 |
| KR101012259B1 (ko) | 2006-10-16 | 2011-02-08 | 돌비 스웨덴 에이비 | 멀티채널 다운믹스된 객체 코딩의 개선된 코딩 및 파라미터 표현 |
| CN103137130B (zh) * | 2006-12-27 | 2016-08-17 | 韩国电子通信研究院 | 用于创建空间线索信息的代码转换设备 |
| RU2466469C2 (ru) | 2007-01-10 | 2012-11-10 | Конинклейке Филипс Электроникс Н.В. | Аудиодекодер |
| EP2111617B1 (en) | 2007-02-14 | 2013-09-04 | LG Electronics Inc. | Audio decoding method and corresponding apparatus |
| EP2624253A3 (en) * | 2007-10-22 | 2013-11-06 | Electronics and Telecommunications Research Institute | Multi-object audio encoding and decoding method and apparatus thereof |
| JP5243554B2 (ja) * | 2008-01-01 | 2013-07-24 | エルジー エレクトロニクス インコーポレイティド | オーディオ信号の処理方法及び装置 |
| US8654994B2 (en) | 2008-01-01 | 2014-02-18 | Lg Electronics Inc. | Method and an apparatus for processing an audio signal |
| US8615088B2 (en) | 2008-01-23 | 2013-12-24 | Lg Electronics Inc. | Method and an apparatus for processing an audio signal using preset matrix for controlling gain or panning |
| WO2009093867A2 (en) | 2008-01-23 | 2009-07-30 | Lg Electronics Inc. | A method and an apparatus for processing audio signal |
| KR101461685B1 (ko) * | 2008-03-31 | 2014-11-19 | 한국전자통신연구원 | 다객체 오디오 신호의 부가정보 비트스트림 생성 방법 및 장치 |
| CN102007533B (zh) * | 2008-04-16 | 2012-12-12 | Lg电子株式会社 | 用于处理音频信号的方法和装置 |
| KR101061129B1 (ko) | 2008-04-24 | 2011-08-31 | 엘지전자 주식회사 | 오디오 신호의 처리 방법 및 이의 장치 |
| WO2010061744A1 (ja) * | 2008-11-27 | 2010-06-03 | 東レ株式会社 | シロキサン樹脂組成物およびそれを用いたタッチパネル用保護膜 |
| BR112015013154B1 (pt) | 2012-12-04 | 2022-04-26 | Samsung Electronics Co., Ltd | Aparelho fornecedor de áudio, e método fornecedor de áudio |
| WO2014111765A1 (en) * | 2013-01-15 | 2014-07-24 | Koninklijke Philips N.V. | Binaural audio processing |
| WO2014171706A1 (ko) * | 2013-04-15 | 2014-10-23 | 인텔렉추얼디스커버리 주식회사 | 가상 객체 생성을 이용한 오디오 신호 처리 방법 |
| TWI615834B (zh) | 2013-05-31 | 2018-02-21 | Sony Corp | 編碼裝置及方法、解碼裝置及方法、以及程式 |
| KR102231755B1 (ko) | 2013-10-25 | 2021-03-24 | 삼성전자주식회사 | 입체 음향 재생 방법 및 장치 |
| US9955278B2 (en) | 2014-04-02 | 2018-04-24 | Dolby International Ab | Exploiting metadata redundancy in immersive audio metadata |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100416757B1 (ko) * | 1999-06-10 | 2004-01-31 | 삼성전자주식회사 | 위치 조절이 가능한 가상 음상을 이용한 스피커 재생용 다채널오디오 재생 장치 및 방법 |
| US8437868B2 (en) * | 2002-10-14 | 2013-05-07 | Thomson Licensing | Method for coding and decoding the wideness of a sound source in an audio scene |
| EP1427252A1 (en) * | 2002-12-02 | 2004-06-09 | Deutsche Thomson-Brandt Gmbh | Method and apparatus for processing audio signals from a bitstream |
| BRPI0316548B1 (pt) * | 2002-12-02 | 2016-12-27 | Thomson Licensing Sa | método para descrição de composição de sinais de áudio |
| JP2005352396A (ja) * | 2004-06-14 | 2005-12-22 | Matsushita Electric Ind Co Ltd | 音響信号符号化装置および音響信号復号装置 |
| CN101410891A (zh) | 2006-02-03 | 2009-04-15 | 韩国电子通信研究院 | 使用空间线索控制多目标或多声道音频信号的渲染的方法和装置 |
| KR100917843B1 (ko) | 2006-09-29 | 2009-09-18 | 한국전자통신연구원 | 다양한 채널로 구성된 다객체 오디오 신호의 부호화 및복호화 장치 및 방법 |
-
2007
- 2007-02-09 CA CA002646278A patent/CA2646278A1/en not_active Abandoned
- 2007-02-09 WO PCT/KR2007/000730 patent/WO2007091870A1/en not_active Ceased
- 2007-02-09 BR BRPI0708047-6A patent/BRPI0708047A2/pt not_active IP Right Cessation
- 2007-02-09 AU AU2007212873A patent/AU2007212873B2/en not_active Ceased
- 2007-02-09 TW TW96104926A patent/TWI326448B/zh not_active IP Right Cessation
- 2007-02-09 JP JP2008554147A patent/JP2009526467A/ja active Pending
- 2007-02-09 EP EP07708880A patent/EP1984916A4/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| WO2007091870A8 (en) | 2008-09-12 |
| AU2007212873A1 (en) | 2007-08-16 |
| AU2007212873B2 (en) | 2010-02-25 |
| WO2007091870A1 (en) | 2007-08-16 |
| EP1984916A1 (en) | 2008-10-29 |
| JP2009526467A (ja) | 2009-07-16 |
| TW200741649A (en) | 2007-11-01 |
| BRPI0708047A2 (pt) | 2011-05-17 |
| CA2646278A1 (en) | 2007-08-16 |
| EP1984916A4 (en) | 2010-09-29 |
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Legal Events
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| MM4A | Annulment or lapse of patent due to non-payment of fees |