JP2003323198A5 - - Google Patents
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- Publication number
- JP2003323198A5 JP2003323198A5 JP2002132188A JP2002132188A JP2003323198A5 JP 2003323198 A5 JP2003323198 A5 JP 2003323198A5 JP 2002132188 A JP2002132188 A JP 2002132188A JP 2002132188 A JP2002132188 A JP 2002132188A JP 2003323198 A5 JP2003323198 A5 JP 2003323198A5
- Authority
- JP
- Japan
- Prior art keywords
- spectrum
- power
- decoding
- adjustment information
- power adjustment
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000001228 spectrum Methods 0.000 claims 64
- 238000000034 method Methods 0.000 claims 21
- 230000015572 biosynthetic process Effects 0.000 claims 2
- 238000010606 normalization Methods 0.000 claims 2
- 238000013139 quantization Methods 0.000 claims 2
- 238000003786 synthesis reaction Methods 0.000 claims 2
- 230000002194 synthesizing effect Effects 0.000 claims 2
Priority Applications (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002132188A JP4296752B2 (ja) | 2002-05-07 | 2002-05-07 | 符号化方法及び装置、復号方法及び装置、並びにプログラム |
| US10/483,088 US7428489B2 (en) | 2002-05-07 | 2003-04-30 | Encoding method and apparatus, and decoding method and apparatus |
| CNB2004101000522A CN1302458C (zh) | 2002-05-07 | 2003-04-30 | 解码方法和解码装置 |
| PCT/JP2003/005545 WO2003096325A1 (fr) | 2002-05-07 | 2003-04-30 | Procede de codage, dispositif de codage, procede de decodage et dispositif de decodage |
| DE60331729T DE60331729D1 (de) | 2002-05-07 | 2003-04-30 | Audiocodierungsverfahren und audiocodierungseinrichtung |
| CNB038006200A CN1256715C (zh) | 2002-05-07 | 2003-04-30 | 编码方法、编码装置、解码方法、和解码装置 |
| KR1020047000175A KR100941011B1 (ko) | 2002-05-07 | 2003-04-30 | 부호화 방법 및 장치, 및 복호 방법 및 장치 |
| EP03725718A EP1503370B1 (en) | 2002-05-07 | 2003-04-30 | Audio coding method and audio coding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002132188A JP4296752B2 (ja) | 2002-05-07 | 2002-05-07 | 符号化方法及び装置、復号方法及び装置、並びにプログラム |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2005125583A Division JP4297078B2 (ja) | 2005-04-22 | 2005-04-22 | 復号方法及び装置 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2003323198A JP2003323198A (ja) | 2003-11-14 |
| JP2003323198A5 true JP2003323198A5 (https=) | 2005-09-29 |
| JP4296752B2 JP4296752B2 (ja) | 2009-07-15 |
Family
ID=29416630
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2002132188A Expired - Fee Related JP4296752B2 (ja) | 2002-05-07 | 2002-05-07 | 符号化方法及び装置、復号方法及び装置、並びにプログラム |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US7428489B2 (https=) |
| EP (1) | EP1503370B1 (https=) |
| JP (1) | JP4296752B2 (https=) |
| KR (1) | KR100941011B1 (https=) |
| CN (2) | CN1256715C (https=) |
| DE (1) | DE60331729D1 (https=) |
| WO (1) | WO2003096325A1 (https=) |
Families Citing this family (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4734859B2 (ja) * | 2004-06-28 | 2011-07-27 | ソニー株式会社 | 信号符号化装置及び方法、並びに信号復号装置及び方法 |
| JP4988717B2 (ja) | 2005-05-26 | 2012-08-01 | エルジー エレクトロニクス インコーポレイティド | オーディオ信号のデコーディング方法及び装置 |
| US8577686B2 (en) * | 2005-05-26 | 2013-11-05 | Lg Electronics Inc. | Method and apparatus for decoding an audio signal |
| US20080221907A1 (en) * | 2005-09-14 | 2008-09-11 | Lg Electronics, Inc. | Method and Apparatus for Decoding an Audio Signal |
| EP1946296A4 (en) * | 2005-09-14 | 2010-01-20 | Lg Electronics Inc | METHOD AND DEVICE FOR DECODING AN AUDIO SIGNAL |
| KR100785471B1 (ko) * | 2006-01-06 | 2007-12-13 | 와이더댄 주식회사 | 통신망을 통해 가입자 단말기로 전송되는 오디오 신호의출력 품질 개선을 위한 오디오 신호의 처리 방법 및 상기방법을 채용한 오디오 신호 처리 장치 |
| TWI469133B (zh) * | 2006-01-19 | 2015-01-11 | Lg Electronics Inc | 媒體訊號處理方法及裝置 |
| US8239209B2 (en) * | 2006-01-19 | 2012-08-07 | Lg Electronics Inc. | Method and apparatus for decoding an audio signal using a rendering parameter |
| JP5199129B2 (ja) * | 2006-02-07 | 2013-05-15 | エルジー エレクトロニクス インコーポレイティド | 符号化/復号化装置及び方法 |
| KR20080093422A (ko) * | 2006-02-09 | 2008-10-21 | 엘지전자 주식회사 | 오브젝트 기반 오디오 신호의 부호화 및 복호화 방법과 그장치 |
| ES2407820T3 (es) * | 2006-02-23 | 2013-06-14 | Lg Electronics Inc. | Método y aparato para procesar una señal de audio |
| EP1999745B1 (en) * | 2006-03-30 | 2016-08-31 | LG Electronics Inc. | Apparatuses and methods for processing an audio signal |
| DE602007005729D1 (de) | 2006-06-19 | 2010-05-20 | Sharp Kk | Signalverarbeitungsverfahren, Signalverarbeitungsvorrichtung und Aufzeichnungsmedium |
| US20080235006A1 (en) * | 2006-08-18 | 2008-09-25 | Lg Electronics, Inc. | Method and Apparatus for Decoding an Audio Signal |
| JP4769673B2 (ja) * | 2006-09-20 | 2011-09-07 | 富士通株式会社 | オーディオ信号補間方法及びオーディオ信号補間装置 |
| JP4993992B2 (ja) * | 2006-10-04 | 2012-08-08 | シャープ株式会社 | 信号処理方法、信号処理装置及びプログラム |
| JP5189760B2 (ja) * | 2006-12-15 | 2013-04-24 | シャープ株式会社 | 信号処理方法、信号処理装置及びプログラム |
| JP5098492B2 (ja) * | 2007-07-30 | 2012-12-12 | ソニー株式会社 | 信号処理装置及び信号処理方法、並びにプログラム |
| JP5045295B2 (ja) * | 2007-07-30 | 2012-10-10 | ソニー株式会社 | 信号処理装置及び方法、並びにプログラム |
| US8386266B2 (en) * | 2010-07-01 | 2013-02-26 | Polycom, Inc. | Full-band scalable audio codec |
| US8831933B2 (en) | 2010-07-30 | 2014-09-09 | Qualcomm Incorporated | Systems, methods, apparatus, and computer-readable media for multi-stage shape vector quantization |
| US9208792B2 (en) * | 2010-08-17 | 2015-12-08 | Qualcomm Incorporated | Systems, methods, apparatus, and computer-readable media for noise injection |
| JP2012103395A (ja) * | 2010-11-09 | 2012-05-31 | Sony Corp | 符号化装置、符号化方法、およびプログラム |
| CN102741831B (zh) | 2010-11-12 | 2015-10-07 | 宝利通公司 | 多点环境中的可伸缩音频 |
| ES2976769T3 (es) * | 2013-12-02 | 2024-08-08 | Top Quality Telephony Llc | Medio de almacenamiento legible por ordenador y producto de software informático |
| EP3288031A1 (en) * | 2016-08-23 | 2018-02-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for encoding an audio signal using a compensation value |
Family Cites Families (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5185800A (en) * | 1989-10-13 | 1993-02-09 | Centre National D'etudes Des Telecommunications | Bit allocation device for transformed digital audio broadcasting signals with adaptive quantization based on psychoauditive criterion |
| JP2841797B2 (ja) | 1990-09-07 | 1998-12-24 | 三菱電機株式会社 | 音声分析・合成装置 |
| JP3153933B2 (ja) * | 1992-06-16 | 2001-04-09 | ソニー株式会社 | データ符号化装置及び方法並びにデータ復号化装置及び方法 |
| JP3191457B2 (ja) * | 1992-10-31 | 2001-07-23 | ソニー株式会社 | 高能率符号化装置、ノイズスペクトル変更装置及び方法 |
| JP3343962B2 (ja) * | 1992-11-11 | 2002-11-11 | ソニー株式会社 | 高能率符号化方法及び装置 |
| JPH06202695A (ja) | 1993-01-07 | 1994-07-22 | Sony Corp | 音声信号処理装置 |
| JP3341440B2 (ja) | 1994-02-04 | 2002-11-05 | ソニー株式会社 | 情報符号化方法及び装置、情報復号化方法及び装置、並びに情報記録媒体 |
| US5731767A (en) * | 1994-02-04 | 1998-03-24 | Sony Corporation | Information encoding method and apparatus, information decoding method and apparatus, information recording medium, and information transmission method |
| US5684920A (en) * | 1994-03-17 | 1997-11-04 | Nippon Telegraph And Telephone | Acoustic signal transform coding method and decoding method having a high efficiency envelope flattening method therein |
| MY130167A (en) * | 1994-04-01 | 2007-06-29 | Sony Corp | Information encoding method and apparatus, information decoding method and apparatus, information transmission method and information recording medium |
| US5651090A (en) * | 1994-05-06 | 1997-07-22 | Nippon Telegraph And Telephone Corporation | Coding method and coder for coding input signals of plural channels using vector quantization, and decoding method and decoder therefor |
| JPH08223049A (ja) | 1995-02-14 | 1996-08-30 | Sony Corp | 信号符号化方法及び装置、信号復号化方法及び装置、情報記録媒体並びに情報伝送方法 |
| JP3307138B2 (ja) * | 1995-02-27 | 2002-07-24 | ソニー株式会社 | 信号符号化方法及び装置、並びに信号復号化方法及び装置 |
| JPH0946233A (ja) * | 1995-07-31 | 1997-02-14 | Kokusai Electric Co Ltd | 音声符号化方法とその装置、音声復号方法とその装置 |
| US5822360A (en) * | 1995-09-06 | 1998-10-13 | Solana Technology Development Corporation | Method and apparatus for transporting auxiliary data in audio signals |
| JP3519859B2 (ja) | 1996-03-26 | 2004-04-19 | 三菱電機株式会社 | 符号器及び復号器 |
| US5848155A (en) * | 1996-09-04 | 1998-12-08 | Nec Research Institute, Inc. | Spread spectrum watermark for embedded signalling |
| SE512719C2 (sv) | 1997-06-10 | 2000-05-02 | Lars Gustaf Liljeryd | En metod och anordning för reduktion av dataflöde baserad på harmonisk bandbreddsexpansion |
| DE19730129C2 (de) * | 1997-07-14 | 2002-03-07 | Fraunhofer Ges Forschung | Verfahren zum Signalisieren einer Rauschsubstitution beim Codieren eines Audiosignals |
| JPH1185195A (ja) | 1997-09-11 | 1999-03-30 | Sharp Corp | ディジタルデータの符号化方法 |
| SE9903553D0 (sv) | 1999-01-27 | 1999-10-01 | Lars Liljeryd | Enhancing percepptual performance of SBR and related coding methods by adaptive noise addition (ANA) and noise substitution limiting (NSL) |
| JP4274614B2 (ja) | 1999-03-09 | 2009-06-10 | パナソニック株式会社 | オーディオ信号復号方法 |
| JP3404350B2 (ja) | 2000-03-06 | 2003-05-06 | パナソニック モバイルコミュニケーションズ株式会社 | 音声符号化パラメータ取得方法、音声復号方法及び装置 |
| DE60110796T2 (de) | 2000-06-14 | 2006-02-23 | Kabushiki Kaisha Kenwood | Frequenzinterpolationseinrichtung und frequenzinterpolationsverfahren |
| FR2815492B1 (fr) * | 2000-10-13 | 2003-02-14 | Thomson Csf | Systeme et procede de radiodiffusion assurant une continuite de service |
| EP1199711A1 (en) * | 2000-10-20 | 2002-04-24 | Telefonaktiebolaget Lm Ericsson | Encoding of audio signal using bandwidth expansion |
| SE0004163D0 (sv) | 2000-11-14 | 2000-11-14 | Coding Technologies Sweden Ab | Enhancing perceptual performance of high frequency reconstruction coding methods by adaptive filtering |
| EP1345331B1 (en) | 2000-12-22 | 2008-08-20 | Sony Corporation | Encoder |
| JP4506039B2 (ja) * | 2001-06-15 | 2010-07-21 | ソニー株式会社 | 符号化装置及び方法、復号装置及び方法、並びに符号化プログラム及び復号プログラム |
| WO2002103683A1 (en) | 2001-06-15 | 2002-12-27 | Sony Corporation | Encoding apparatus and encoding method |
-
2002
- 2002-05-07 JP JP2002132188A patent/JP4296752B2/ja not_active Expired - Fee Related
-
2003
- 2003-04-30 CN CNB038006200A patent/CN1256715C/zh not_active Expired - Fee Related
- 2003-04-30 WO PCT/JP2003/005545 patent/WO2003096325A1/ja not_active Ceased
- 2003-04-30 US US10/483,088 patent/US7428489B2/en not_active Expired - Lifetime
- 2003-04-30 DE DE60331729T patent/DE60331729D1/de not_active Expired - Lifetime
- 2003-04-30 CN CNB2004101000522A patent/CN1302458C/zh not_active Expired - Fee Related
- 2003-04-30 EP EP03725718A patent/EP1503370B1/en not_active Expired - Lifetime
- 2003-04-30 KR KR1020047000175A patent/KR100941011B1/ko not_active Expired - Fee Related
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