BRPI0818405A2 - codificação de áudio e fala escalonável utilizando codificação combinatória de espectro mdct - Google Patents
codificação de áudio e fala escalonável utilizando codificação combinatória de espectro mdctInfo
- Publication number
- BRPI0818405A2 BRPI0818405A2 BRPI0818405A BRPI0818405A BRPI0818405A2 BR PI0818405 A2 BRPI0818405 A2 BR PI0818405A2 BR PI0818405 A BRPI0818405 A BR PI0818405A BR PI0818405 A BRPI0818405 A BR PI0818405A BR PI0818405 A2 BRPI0818405 A2 BR PI0818405A2
- Authority
- BR
- Brazil
- Prior art keywords
- coding
- mdct
- scalable audio
- speech
- combinatorial
- Prior art date
Links
- 238000001228 spectrum Methods 0.000 title 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
- G10L19/04—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
-
- 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
- G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
- G10L19/12—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a code excitation, e.g. in code excited linear prediction [CELP] vocoders
-
- 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
- G10L19/02—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 spectral analysis, e.g. transform vocoders or subband vocoders
- G10L19/032—Quantisation or dequantisation of spectral components
- G10L19/038—Vector quantisation, e.g. TwinVQ audio
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (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)
- Quality & Reliability (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US98181407P | 2007-10-22 | 2007-10-22 | |
| US12/255,604 US8527265B2 (en) | 2007-10-22 | 2008-10-21 | Low-complexity encoding/decoding of quantized MDCT spectrum in scalable speech and audio codecs |
| PCT/US2008/080824 WO2009055493A1 (en) | 2007-10-22 | 2008-10-22 | Scalable speech and audio encoding using combinatorial encoding of mdct spectrum |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BRPI0818405A2 true BRPI0818405A2 (pt) | 2016-10-11 |
Family
ID=40210550
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BRPI0818405A BRPI0818405A2 (pt) | 2007-10-22 | 2008-10-22 | codificação de áudio e fala escalonável utilizando codificação combinatória de espectro mdct |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US8527265B2 (pt) |
| EP (1) | EP2255358B1 (pt) |
| JP (2) | JP2011501828A (pt) |
| KR (1) | KR20100085994A (pt) |
| CN (2) | CN101836251B (pt) |
| AU (1) | AU2008316860B2 (pt) |
| BR (1) | BRPI0818405A2 (pt) |
| CA (1) | CA2701281A1 (pt) |
| IL (1) | IL205131A0 (pt) |
| MX (1) | MX2010004282A (pt) |
| RU (1) | RU2459282C2 (pt) |
| TW (1) | TWI407432B (pt) |
| WO (1) | WO2009055493A1 (pt) |
Families Citing this family (60)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100647336B1 (ko) * | 2005-11-08 | 2006-11-23 | 삼성전자주식회사 | 적응적 시간/주파수 기반 오디오 부호화/복호화 장치 및방법 |
| PT2827327T (pt) | 2007-04-29 | 2020-08-27 | Huawei Tech Co Ltd | Método para codificação de impulsos de excitação |
| WO2010044593A2 (ko) | 2008-10-13 | 2010-04-22 | 한국전자통신연구원 | Mdct 기반 음성/오디오 통합 부호화기의 lpc 잔차신호 부호화/복호화 장치 |
| KR101649376B1 (ko) * | 2008-10-13 | 2016-08-31 | 한국전자통신연구원 | Ｍｄｃｔ 기반 음성/오디오 통합 부호화기의 ｌｐｃ 잔차신호 부호화/복호화 장치 |
| CN101931414B (zh) * | 2009-06-19 | 2013-04-24 | 华为技术有限公司 | 脉冲编码方法及装置、脉冲解码方法及装置 |
| EP2490216B1 (en) * | 2009-10-14 | 2019-04-24 | III Holdings 12, LLC | Layered speech coding |
| PL2491553T3 (pl) | 2009-10-20 | 2017-05-31 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Koder audio, dekoder audio, sposób kodowania informacji audio, sposób dekodowania informacji audio i program komputerowy wykorzystujący iteracyjne zmniejszania rozmiaru przedziału |
| WO2011058758A1 (ja) * | 2009-11-13 | 2011-05-19 | パナソニック株式会社 | 符号化装置、復号装置およびこれらの方法 |
| JP5812998B2 (ja) * | 2009-11-19 | 2015-11-17 | 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） | オーディオコーデックにおけるラウドネスおよびシャープネスの補償のための方法および装置 |
| CN102081926B (zh) * | 2009-11-27 | 2013-06-05 | 中兴通讯股份有限公司 | 格型矢量量化音频编解码方法和系统 |
| RU2628162C2 (ru) * | 2010-01-12 | 2017-08-15 | Фраунхофер-Гезелльшафт цур Фёрдерунг дер ангевандтен Форшунг Е.Ф., | Аудио кодер, аудио декодер, способ кодирования и декодирования аудио информации и компьютерная программа, определяющая значение поддиапазона контекста на основе нормы ранее декодированных спектральных значений |
| US9305563B2 (en) | 2010-01-15 | 2016-04-05 | Lg Electronics Inc. | Method and apparatus for processing an audio signal |
| KR101423737B1 (ko) | 2010-01-21 | 2014-07-24 | 한국전자통신연구원 | 오디오 신호의 디코딩 방법 및 장치 |
| EP2555186A4 (en) * | 2010-03-31 | 2014-04-16 | Korea Electronics Telecomm | CODING METHOD AND DEVICE AND DECODING METHOD AND DEVICE |
| EP2569767B1 (en) * | 2010-05-11 | 2014-06-11 | Telefonaktiebolaget LM Ericsson (publ) | Method and arrangement for processing of audio signals |
| CN102299760B (zh) | 2010-06-24 | 2014-03-12 | 华为技术有限公司 | 脉冲编解码方法及脉冲编解码器 |
| ES2559981T3 (es) * | 2010-07-05 | 2016-02-17 | Nippon Telegraph And Telephone Corporation | Método de codificación, método de decodificación, dispositivo, programa y medio de registro |
| US8924222B2 (en) | 2010-07-30 | 2014-12-30 | Qualcomm Incorporated | Systems, methods, apparatus, and computer-readable media for coding of harmonic signals |
| US8879634B2 (en) | 2010-08-13 | 2014-11-04 | Qualcomm Incorporated | Coding blocks of data using one-to-one codes |
| US9208792B2 (en) | 2010-08-17 | 2015-12-08 | Qualcomm Incorporated | Systems, methods, apparatus, and computer-readable media for noise injection |
| CN105825859B (zh) | 2011-05-13 | 2020-02-14 | 三星电子株式会社 | 比特分配、音频编码和解码 |
| WO2013048171A2 (ko) * | 2011-09-28 | 2013-04-04 | 엘지전자 주식회사 | 음성 신호 부호화 방법 및 음성 신호 복호화 방법 그리고 이를 이용하는 장치 |
| EP2733699B1 (en) * | 2011-10-07 | 2017-09-06 | Panasonic Intellectual Property Corporation of America | Scalable audio encoding device and scalable audio encoding method |
| US8924203B2 (en) | 2011-10-28 | 2014-12-30 | Electronics And Telecommunications Research Institute | Apparatus and method for coding signal in a communication system |
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| US9905236B2 (en) | 2012-03-23 | 2018-02-27 | Dolby Laboratories Licensing Corporation | Enabling sampling rate diversity in a voice communication system |
| KR101398189B1 (ko) * | 2012-03-27 | 2014-05-22 | 광주과학기술원 | 음성수신장치 및 음성수신방법 |
| US20160210975A1 (en) * | 2012-07-12 | 2016-07-21 | Adriana Vasilache | Vector quantization |
| EP2720222A1 (en) | 2012-10-10 | 2014-04-16 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for efficient synthesis of sinusoids and sweeps by employing spectral patterns |
| PL2916318T3 (pl) * | 2012-11-05 | 2020-04-30 | Panasonic Intellectual Property Corporation Of America | Urządzenie do kodowania dźwięku mowy, urządzenie do dekodowania dźwięku mowy, sposób kodowania dźwięku mowy oraz sposób dekodowania dźwięku mowy |
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| JP6148810B2 (ja) * | 2013-01-29 | 2017-06-14 | フラウンホーファーゲゼルシャフト ツール フォルデルング デル アンゲヴァンテン フォルシユング エー．フアー． | 第１の符号化アルゴリズム及び第２の符号化アルゴリズムのうちの１つを選択するための装置及び方法 |
| BR112015017082B1 (pt) | 2013-02-13 | 2021-10-05 | Telefonaktiebolaget Lm Ericsson (Publ) | Método de ocultação de erro de quadro com base em quadros incluindo vetores de coeficiente de transformada, meio legível por computador, decodificador, e, terminal de usuário |
| KR102148407B1 (ko) * | 2013-02-27 | 2020-08-27 | 한국전자통신연구원 | 소스 필터를 이용한 주파수 스펙트럼 처리 장치 및 방법 |
| CN105052143B (zh) | 2013-03-26 | 2018-04-20 | 杜比实验室特许公司 | 对多层vdr译码中的感知量化的视频内容进行编码 |
| MY177559A (en) | 2013-06-21 | 2020-09-18 | Fraunhofer Ges Forschung | Apparatus and method for improved concealment of the adaptive codebook in acelp-like concealment employing improved pitch lag estimation |
| EP3011555B1 (en) * | 2013-06-21 | 2018-03-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Reconstruction of a speech frame |
| EP2830064A1 (en) | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for decoding and encoding an audio signal using adaptive spectral tile selection |
| CN110867190B (zh) * | 2013-09-16 | 2023-10-13 | 三星电子株式会社 | 信号编码方法和装置以及信号解码方法和装置 |
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| KR101831289B1 (ko) | 2013-10-18 | 2018-02-22 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에.베. | 오디오 신호의 스펙트럼의 스펙트럼 계수들의 코딩 |
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| EP2980797A1 (en) | 2014-07-28 | 2016-02-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio decoder, method and computer program using a zero-input-response to obtain a smooth transition |
| CN107369454B (zh) * | 2014-03-21 | 2020-10-27 | 华为技术有限公司 | 语音频码流的解码方法及装置 |
| EP4629237A3 (en) | 2014-04-17 | 2025-12-17 | VoiceAge EVS LLC | Methods, encoder and decoder for linear predictive encoding and decoding of sound signals upon transition between frames having different sampling rates |
| EP3176780A4 (en) | 2014-07-28 | 2018-01-17 | Samsung Electronics Co., Ltd. | Signal encoding method and apparatus and signal decoding method and apparatus |
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| WO2016142002A1 (en) | 2015-03-09 | 2016-09-15 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Audio encoder, audio decoder, method for encoding an audio signal and method for decoding an encoded audio signal |
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| EP4120253A1 (en) * | 2021-07-14 | 2023-01-18 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Integral band-wise parametric coder |
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| JPH0969783A (ja) | 1995-08-31 | 1997-03-11 | Nippon Steel Corp | オーディオデータ符号化装置 |
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-
2008
- 2008-10-21 US US12/255,604 patent/US8527265B2/en not_active Expired - Fee Related
- 2008-10-22 JP JP2010531210A patent/JP2011501828A/ja not_active Ceased
- 2008-10-22 MX MX2010004282A patent/MX2010004282A/es active IP Right Grant
- 2008-10-22 TW TW097140565A patent/TWI407432B/zh not_active IP Right Cessation
- 2008-10-22 WO PCT/US2008/080824 patent/WO2009055493A1/en not_active Ceased
- 2008-10-22 CA CA2701281A patent/CA2701281A1/en not_active Abandoned
- 2008-10-22 BR BRPI0818405A patent/BRPI0818405A2/pt not_active IP Right Cessation
- 2008-10-22 AU AU2008316860A patent/AU2008316860B2/en not_active Ceased
- 2008-10-22 KR KR1020107011197A patent/KR20100085994A/ko not_active Ceased
- 2008-10-22 CN CN2008801125420A patent/CN101836251B/zh not_active Expired - Fee Related
- 2008-10-22 CN CN2012104034370A patent/CN102968998A/zh active Pending
- 2008-10-22 EP EP08843220.8A patent/EP2255358B1/en not_active Not-in-force
- 2008-10-22 RU RU2010120678/08A patent/RU2459282C2/ru not_active IP Right Cessation
-
2010
- 2010-04-15 IL IL205131A patent/IL205131A0/en unknown
-
2013
- 2013-04-11 JP JP2013083340A patent/JP2013178539A/ja not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| EP2255358A1 (en) | 2010-12-01 |
| TW200935402A (en) | 2009-08-16 |
| JP2013178539A (ja) | 2013-09-09 |
| RU2010120678A (ru) | 2011-11-27 |
| US8527265B2 (en) | 2013-09-03 |
| MX2010004282A (es) | 2010-05-05 |
| CN101836251B (zh) | 2012-12-12 |
| AU2008316860B2 (en) | 2011-06-16 |
| WO2009055493A1 (en) | 2009-04-30 |
| IL205131A0 (en) | 2010-11-30 |
| JP2011501828A (ja) | 2011-01-13 |
| RU2459282C2 (ru) | 2012-08-20 |
| CA2701281A1 (en) | 2009-04-30 |
| CN101836251A (zh) | 2010-09-15 |
| KR20100085994A (ko) | 2010-07-29 |
| US20090234644A1 (en) | 2009-09-17 |
| TWI407432B (zh) | 2013-09-01 |
| EP2255358B1 (en) | 2013-07-03 |
| AU2008316860A1 (en) | 2009-04-30 |
| CN102968998A (zh) | 2013-03-13 |
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