DE60214599D1 - Skalierbare audiokodierung - Google Patents
Skalierbare audiokodierungInfo
- Publication number
- DE60214599D1 DE60214599D1 DE60214599T DE60214599T DE60214599D1 DE 60214599 D1 DE60214599 D1 DE 60214599D1 DE 60214599 T DE60214599 T DE 60214599T DE 60214599 T DE60214599 T DE 60214599T DE 60214599 D1 DE60214599 D1 DE 60214599D1
- Authority
- DE
- Germany
- Prior art keywords
- audio coding
- scalable audio
- scalable
- coding
- audio
- 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.)
- Expired - Fee Related
Links
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
- G10L19/24—Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered encoding
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/IB2002/000723 WO2003077235A1 (en) | 2002-03-12 | 2002-03-12 | Efficient improvements in scalable audio coding |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60214599D1 true DE60214599D1 (de) | 2006-10-19 |
DE60214599T2 DE60214599T2 (de) | 2007-09-13 |
Family
ID=27799827
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60214599T Expired - Fee Related DE60214599T2 (de) | 2002-03-12 | 2002-03-12 | Skalierbare audiokodierung |
Country Status (7)
Country | Link |
---|---|
US (1) | US7277849B2 (de) |
EP (1) | EP1483759B1 (de) |
KR (1) | KR100711989B1 (de) |
CN (1) | CN1266673C (de) |
AU (1) | AU2002246280A1 (de) |
DE (1) | DE60214599T2 (de) |
WO (1) | WO2003077235A1 (de) |
Families Citing this family (72)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7536305B2 (en) | 2002-09-04 | 2009-05-19 | Microsoft Corporation | Mixed lossless audio compression |
US8437347B2 (en) * | 2003-10-14 | 2013-05-07 | Qualcomm Incorporated | Scalable encoding for multicast broadcast multimedia service |
KR100537517B1 (ko) * | 2004-01-13 | 2005-12-19 | 삼성전자주식회사 | 오디오 데이타 변환 방법 및 장치 |
DE102004007200B3 (de) * | 2004-02-13 | 2005-08-11 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audiocodierung |
KR100629997B1 (ko) * | 2004-02-26 | 2006-09-27 | 엘지전자 주식회사 | 오디오 신호의 인코딩 방법 |
AU2004319556A1 (en) * | 2004-05-17 | 2005-11-24 | Nokia Corporation | Audio encoding with different coding frame lengths |
DE602004004376T2 (de) * | 2004-05-28 | 2007-05-24 | Alcatel | Anpassungsverfahren für ein Mehrraten-Sprach-Codec |
US7490044B2 (en) * | 2004-06-08 | 2009-02-10 | Bose Corporation | Audio signal processing |
US7930184B2 (en) | 2004-08-04 | 2011-04-19 | Dts, Inc. | Multi-channel audio coding/decoding of random access points and transients |
JP4771674B2 (ja) * | 2004-09-02 | 2011-09-14 | パナソニック株式会社 | 音声符号化装置、音声復号化装置及びこれらの方法 |
CN101124626B (zh) | 2004-09-17 | 2011-07-06 | 皇家飞利浦电子股份有限公司 | 用于最小化感知失真的组合音频编码 |
WO2006035705A1 (ja) * | 2004-09-28 | 2006-04-06 | Matsushita Electric Industrial Co., Ltd. | スケーラブル符号化装置およびスケーラブル符号化方法 |
JP4859670B2 (ja) * | 2004-10-27 | 2012-01-25 | パナソニック株式会社 | 音声符号化装置および音声符号化方法 |
KR100707184B1 (ko) * | 2005-03-10 | 2007-04-13 | 삼성전자주식회사 | 오디오 부호화 및 복호화 장치와 그 방법 및 기록 매체 |
DE602006014957D1 (de) * | 2005-04-28 | 2010-07-29 | Panasonic Corp | Audiocodierungseinrichtung und audiocodierungsverfahren |
EP1876586B1 (de) * | 2005-04-28 | 2010-01-06 | Panasonic Corporation | Audiocodierungseinrichtung und audiocodierungsverfahren |
WO2006134992A1 (ja) * | 2005-06-17 | 2006-12-21 | Matsushita Electric Industrial Co., Ltd. | ポストフィルタ、復号化装置及びポストフィルタ処理方法 |
FR2888699A1 (fr) * | 2005-07-13 | 2007-01-19 | France Telecom | Dispositif de codage/decodage hierachique |
KR100738077B1 (ko) * | 2005-09-28 | 2007-07-12 | 삼성전자주식회사 | 계층적 오디오 부호화 및 복호화 장치와 방법 |
KR100851972B1 (ko) | 2005-10-12 | 2008-08-12 | 삼성전자주식회사 | 오디오 데이터 및 확장 데이터 부호화/복호화 방법 및 장치 |
JPWO2007043643A1 (ja) * | 2005-10-14 | 2009-04-16 | パナソニック株式会社 | 音声符号化装置、音声復号装置、音声符号化方法、及び音声復号化方法 |
US8069035B2 (en) * | 2005-10-14 | 2011-11-29 | Panasonic Corporation | Scalable encoding apparatus, scalable decoding apparatus, and methods of them |
KR100739180B1 (ko) * | 2005-10-20 | 2007-07-13 | 엘지전자 주식회사 | 이동 통신 단말기의 멀티미디어 데이터를 송수신하는 장치및 그 방법 |
KR101366124B1 (ko) * | 2006-02-14 | 2014-02-21 | 오렌지 | 오디오 인코딩/디코딩에서의 인지 가중 장치 |
US7835904B2 (en) * | 2006-03-03 | 2010-11-16 | Microsoft Corp. | Perceptual, scalable audio compression |
US8306827B2 (en) * | 2006-03-10 | 2012-11-06 | Panasonic Corporation | Coding device and coding method with high layer coding based on lower layer coding results |
EP1990800B1 (de) * | 2006-03-17 | 2016-11-16 | Panasonic Intellectual Property Management Co., Ltd. | Skalierbare verschlüsselungsvorrichtung und skalierbares verschlüsselungsverfahren |
US20080004883A1 (en) * | 2006-06-30 | 2008-01-03 | Nokia Corporation | Scalable audio coding |
US7461106B2 (en) | 2006-09-12 | 2008-12-02 | Motorola, Inc. | Apparatus and method for low complexity combinatorial coding of signals |
US8285555B2 (en) * | 2006-11-21 | 2012-10-09 | Samsung Electronics Co., Ltd. | Method, medium, and system scalably encoding/decoding audio/speech |
CN101206860A (zh) * | 2006-12-20 | 2008-06-25 | 华为技术有限公司 | 一种可分层音频编解码方法及装置 |
JP4708446B2 (ja) | 2007-03-02 | 2011-06-22 | パナソニック株式会社 | 符号化装置、復号装置およびそれらの方法 |
MY146431A (en) * | 2007-06-11 | 2012-08-15 | Fraunhofer Ges Forschung | Audio encoder for encoding an audio signal having an impulse-like portion and stationary portion, encoding methods, decoder, decoding method, and encoded audio signal |
US8576096B2 (en) | 2007-10-11 | 2013-11-05 | Motorola Mobility Llc | Apparatus and method for low complexity combinatorial coding of signals |
US8527265B2 (en) * | 2007-10-22 | 2013-09-03 | Qualcomm Incorporated | Low-complexity encoding/decoding of quantized MDCT spectrum in scalable speech and audio codecs |
US8209190B2 (en) | 2007-10-25 | 2012-06-26 | Motorola Mobility, Inc. | Method and apparatus for generating an enhancement layer within an audio coding system |
GB2454190A (en) * | 2007-10-30 | 2009-05-06 | Cambridge Silicon Radio Ltd | Minimising a cost function in encoding data using spectral partitioning |
US20090132238A1 (en) * | 2007-11-02 | 2009-05-21 | Sudhakar B | Efficient method for reusing scale factors to improve the efficiency of an audio encoder |
US8515767B2 (en) * | 2007-11-04 | 2013-08-20 | Qualcomm Incorporated | Technique for encoding/decoding of codebook indices for quantized MDCT spectrum in scalable speech and audio codecs |
CA2611462C (en) * | 2007-11-22 | 2013-10-22 | Tyco Safety Products Canada Ltd. | Alarm system audio interface tamper and state detection |
KR101235830B1 (ko) * | 2007-12-06 | 2013-02-21 | 한국전자통신연구원 | 음성코덱의 품질향상장치 및 그 방법 |
US8239210B2 (en) | 2007-12-19 | 2012-08-07 | Dts, Inc. | Lossless multi-channel audio codec |
US8972247B2 (en) * | 2007-12-26 | 2015-03-03 | Marvell World Trade Ltd. | Selection of speech encoding scheme in wireless communication terminals |
US7889103B2 (en) | 2008-03-13 | 2011-02-15 | Motorola Mobility, Inc. | Method and apparatus for low complexity combinatorial coding of signals |
US20090234642A1 (en) * | 2008-03-13 | 2009-09-17 | Motorola, Inc. | Method and Apparatus for Low Complexity Combinatorial Coding of Signals |
US8386271B2 (en) * | 2008-03-25 | 2013-02-26 | Microsoft Corporation | Lossless and near lossless scalable audio codec |
US8639519B2 (en) | 2008-04-09 | 2014-01-28 | Motorola Mobility Llc | Method and apparatus for selective signal coding based on core encoder performance |
KR101428487B1 (ko) * | 2008-07-11 | 2014-08-08 | 삼성전자주식회사 | 멀티 채널 부호화 및 복호화 방법 및 장치 |
FR2938688A1 (fr) * | 2008-11-18 | 2010-05-21 | France Telecom | Codage avec mise en forme du bruit dans un codeur hierarchique |
AT509439B1 (de) * | 2008-12-19 | 2013-05-15 | Siemens Entpr Communications | Verfahren und mittel zur skalierbaren verbesserung der qualität eines signalcodierverfahrens |
US8219408B2 (en) | 2008-12-29 | 2012-07-10 | Motorola Mobility, Inc. | Audio signal decoder and method for producing a scaled reconstructed audio signal |
US8175888B2 (en) | 2008-12-29 | 2012-05-08 | Motorola Mobility, Inc. | Enhanced layered gain factor balancing within a multiple-channel audio coding system |
US8140342B2 (en) | 2008-12-29 | 2012-03-20 | Motorola Mobility, Inc. | Selective scaling mask computation based on peak detection |
US8200496B2 (en) | 2008-12-29 | 2012-06-12 | Motorola Mobility, Inc. | Audio signal decoder and method for producing a scaled reconstructed audio signal |
WO2010108332A1 (zh) * | 2009-03-27 | 2010-09-30 | 华为技术有限公司 | 编码和解码方法及装置 |
CN102571270A (zh) * | 2009-03-27 | 2012-07-11 | 华为技术有限公司 | 解码方法及装置 |
FR2947944A1 (fr) * | 2009-07-07 | 2011-01-14 | France Telecom | Codage/decodage perfectionne de signaux audionumeriques |
US8442837B2 (en) | 2009-12-31 | 2013-05-14 | Motorola Mobility Llc | Embedded speech and audio coding using a switchable model core |
US8423355B2 (en) | 2010-03-05 | 2013-04-16 | Motorola Mobility Llc | Encoder for audio signal including generic audio and speech frames |
US8428936B2 (en) | 2010-03-05 | 2013-04-23 | Motorola Mobility Llc | Decoder for audio signal including generic audio and speech frames |
JP5863765B2 (ja) * | 2010-03-31 | 2016-02-17 | エレクトロニクス アンド テレコミュニケーションズ リサーチ インスチチュートElectronics And Telecommunications Research Institute | 符号化方法および装置、そして、復号化方法および装置 |
FR2969360A1 (fr) * | 2010-12-16 | 2012-06-22 | France Telecom | Codage perfectionne d'un etage d'amelioration dans un codeur hierarchique |
US9711158B2 (en) | 2011-01-25 | 2017-07-18 | Nippon Telegraph And Telephone Corporation | Encoding method, encoder, periodic feature amount determination method, periodic feature amount determination apparatus, program and recording medium |
WO2013189030A1 (zh) * | 2012-06-19 | 2013-12-27 | 深圳广晟信源技术有限公司 | 对单声道或立体声进行编码的方法 |
US9129600B2 (en) | 2012-09-26 | 2015-09-08 | Google Technology Holdings LLC | Method and apparatus for encoding an audio signal |
US9225310B1 (en) * | 2012-11-08 | 2015-12-29 | iZotope, Inc. | Audio limiter system and method |
US9793879B2 (en) * | 2014-09-17 | 2017-10-17 | Avnera Corporation | Rate convertor |
JP2017009663A (ja) * | 2015-06-17 | 2017-01-12 | ソニー株式会社 | 録音装置、録音システム、および、録音方法 |
US10152977B2 (en) * | 2015-11-20 | 2018-12-11 | Qualcomm Incorporated | Encoding of multiple audio signals |
EP3685576A1 (de) * | 2017-09-22 | 2020-07-29 | V-Nova International Limited | Gewinnung einer zieldarstellung einer zeitprobe eines signals |
CN114708874A (zh) * | 2018-05-31 | 2022-07-05 | 华为技术有限公司 | 立体声信号的编码方法和装置 |
CN113113032A (zh) * | 2020-01-10 | 2021-07-13 | 华为技术有限公司 | 一种音频编解码方法和音频编解码设备 |
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US4689760A (en) * | 1984-11-09 | 1987-08-25 | Digital Sound Corporation | Digital tone decoder and method of decoding tones using linear prediction coding |
GB9022326D0 (en) * | 1990-10-15 | 1990-11-28 | British Telecomm | Signal coding |
US5347611A (en) * | 1992-01-17 | 1994-09-13 | Telogy Networks Inc. | Apparatus and method for transparent tone passing over narrowband digital channels |
US5398069A (en) * | 1993-03-26 | 1995-03-14 | Scientific Atlanta | Adaptive multi-stage vector quantization |
IT1281001B1 (it) * | 1995-10-27 | 1998-02-11 | Cselt Centro Studi Lab Telecom | Procedimento e apparecchiatura per codificare, manipolare e decodificare segnali audio. |
ES2251743T3 (es) * | 1996-11-07 | 2006-05-01 | Koninklijke Philips Electronics N.V. | Procesamiento de datos de una señal de flujo de bits. |
KR100261254B1 (ko) * | 1997-04-02 | 2000-07-01 | 윤종용 | 비트율 조절이 가능한 오디오 데이터 부호화/복호화방법 및 장치 |
US5995923A (en) * | 1997-06-26 | 1999-11-30 | Nortel Networks Corporation | Method and apparatus for improving the voice quality of tandemed vocoders |
US5913187A (en) * | 1997-08-29 | 1999-06-15 | Nortel Networks Corporation | Nonlinear filter for noise suppression in linear prediction speech processing devices |
KR100335609B1 (ko) * | 1997-11-20 | 2002-10-04 | 삼성전자 주식회사 | 비트율조절이가능한오디오부호화/복호화방법및장치 |
US6182031B1 (en) * | 1998-09-15 | 2001-01-30 | Intel Corp. | Scalable audio coding system |
US6453287B1 (en) * | 1999-02-04 | 2002-09-17 | Georgia-Tech Research Corporation | Apparatus and quality enhancement algorithm for mixed excitation linear predictive (MELP) and other speech coders |
JP2000305599A (ja) * | 1999-04-22 | 2000-11-02 | Sony Corp | 音声合成装置及び方法、電話装置並びにプログラム提供媒体 |
US6446037B1 (en) * | 1999-08-09 | 2002-09-03 | Dolby Laboratories Licensing Corporation | Scalable coding method for high quality audio |
FI109393B (fi) * | 2000-07-14 | 2002-07-15 | Nokia Corp | Menetelmä mediavirran enkoodaamiseksi skaalautuvasti, skaalautuva enkooderi ja päätelaite |
EP1199711A1 (de) * | 2000-10-20 | 2002-04-24 | Telefonaktiebolaget Lm Ericsson | Kodierung von Audiosignalen unter Verwendung von Vergrösserung der Bandbreite |
US6947886B2 (en) * | 2002-02-21 | 2005-09-20 | The Regents Of The University Of California | Scalable compression of audio and other signals |
US6934679B2 (en) * | 2002-03-07 | 2005-08-23 | Microsoft Corporation | Error resilient scalable audio coding |
-
2002
- 2002-03-12 DE DE60214599T patent/DE60214599T2/de not_active Expired - Fee Related
- 2002-03-12 CN CNB028285220A patent/CN1266673C/zh not_active Expired - Lifetime
- 2002-03-12 AU AU2002246280A patent/AU2002246280A1/en not_active Abandoned
- 2002-03-12 EP EP02714366A patent/EP1483759B1/de not_active Expired - Lifetime
- 2002-03-12 WO PCT/IB2002/000723 patent/WO2003077235A1/en active IP Right Grant
- 2002-03-12 KR KR1020047013617A patent/KR100711989B1/ko not_active IP Right Cessation
-
2003
- 2003-03-12 US US10/388,379 patent/US7277849B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
EP1483759B1 (de) | 2006-09-06 |
KR100711989B1 (ko) | 2007-05-02 |
EP1483759A1 (de) | 2004-12-08 |
DE60214599T2 (de) | 2007-09-13 |
WO2003077235A1 (en) | 2003-09-18 |
CN1623185A (zh) | 2005-06-01 |
AU2002246280A1 (en) | 2003-09-22 |
KR20040105741A (ko) | 2004-12-16 |
CN1266673C (zh) | 2006-07-26 |
US7277849B2 (en) | 2007-10-02 |
US20030220783A1 (en) | 2003-11-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |