BR112014008376A2 - codificação/decodificação de áudio baseada em uma representação eficaz de coeficientes autorregressivos - Google Patents
codificação/decodificação de áudio baseada em uma representação eficaz de coeficientes autorregressivosInfo
- Publication number
- BR112014008376A2 BR112014008376A2 BR112014008376A BR112014008376A BR112014008376A2 BR 112014008376 A2 BR112014008376 A2 BR 112014008376A2 BR 112014008376 A BR112014008376 A BR 112014008376A BR 112014008376 A BR112014008376 A BR 112014008376A BR 112014008376 A2 BR112014008376 A2 BR 112014008376A2
- Authority
- BR
- Brazil
- Prior art keywords
- audio coding
- decoding based
- effective representation
- autoregressive coefficients
- autoregressive
- Prior art date
Links
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
- G10L19/02—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
-
- 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
- G10L19/0204—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 using subband decomposition
-
- 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
-
- 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
- G10L19/06—Determination or coding of the spectral characteristics, e.g. of the short-term prediction coefficients
-
- 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
- G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
- G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
- G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques
-
- 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
- G10L2019/0001—Codebooks
- G10L2019/0007—Codebook element generation
- G10L2019/001—Interpolation of codebook vectors
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Computational Linguistics (AREA)
- Human Computer Interaction (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Quality & Reliability (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Error Detection And Correction (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201161554647P | 2011-11-02 | 2011-11-02 | |
US61/554,647 | 2011-11-02 | ||
PCT/SE2012/050520 WO2013066236A2 (en) | 2011-11-02 | 2012-05-15 | Audio encoding/decoding based on an efficient representation of auto-regressive coefficients |
Publications (2)
Publication Number | Publication Date |
---|---|
BR112014008376A2 true BR112014008376A2 (pt) | 2017-04-18 |
BR112014008376B1 BR112014008376B1 (pt) | 2021-01-05 |
Family
ID=48192964
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR112014008376-2A BR112014008376B1 (pt) | 2011-11-02 | 2012-05-15 | codificação/decodificação de áudio baseada em uma representação eficaz de coeficientes autorregressivos |
Country Status (10)
Country | Link |
---|---|
US (5) | US9269364B2 (pt) |
EP (3) | EP2774146B1 (pt) |
CN (1) | CN103918028B (pt) |
AU (1) | AU2012331680B2 (pt) |
BR (1) | BR112014008376B1 (pt) |
DK (1) | DK3040988T3 (pt) |
ES (3) | ES2657802T3 (pt) |
NO (1) | NO2737459T3 (pt) |
PL (2) | PL3040988T3 (pt) |
WO (1) | WO2013066236A2 (pt) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2774146B1 (en) * | 2011-11-02 | 2016-07-06 | Telefonaktiebolaget LM Ericsson (publ) | Audio encoding based on an efficient representation of auto-regressive coefficients |
KR101761099B1 (ko) | 2013-05-24 | 2017-07-25 | 돌비 인터네셔널 에이비 | 오디오 인코딩 및 디코딩 방법들, 대응하는 컴퓨터-판독 가능한 매체들 및 대응하는 오디오 인코더 및 디코더 |
EP2830054A1 (en) | 2013-07-22 | 2015-01-28 | Fraunhofer Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoder, audio decoder and related methods using two-channel processing within an intelligent gap filling framework |
CN104517611B (zh) * | 2013-09-26 | 2016-05-25 | 华为技术有限公司 | 一种高频激励信号预测方法及装置 |
CN104517610B (zh) * | 2013-09-26 | 2018-03-06 | 华为技术有限公司 | 频带扩展的方法及装置 |
US9959876B2 (en) * | 2014-05-16 | 2018-05-01 | Qualcomm Incorporated | Closed loop quantization of higher order ambisonic coefficients |
CN113556135B (zh) * | 2021-07-27 | 2023-08-01 | 东南大学 | 基于冻结翻转列表的极化码置信传播比特翻转译码方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TR200200103T1 (tr) * | 2000-05-17 | 2002-06-21 | Koninklijke Philips Electronics N. V. | Spektrum modelleme |
JP2004513399A (ja) * | 2000-11-09 | 2004-04-30 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 知覚品質を高める電話スピーチの広帯域拡張 |
RU2006137841A (ru) | 2004-04-27 | 2008-05-10 | Мацусита Электрик Индастриал Ко., Лтд. (Jp) | Устройство масштабируемого кодирования, устройство масштабируемого декодирования и способ для этого |
KR20070051857A (ko) * | 2004-08-17 | 2007-05-18 | 코닌클리케 필립스 일렉트로닉스 엔.브이. | 스케일러블 오디오 코딩 |
WO2006028010A1 (ja) * | 2004-09-06 | 2006-03-16 | 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 |
KR20070085982A (ko) * | 2004-12-10 | 2007-08-27 | 마츠시타 덴끼 산교 가부시키가이샤 | 광대역 부호화 장치, 광대역 lsp 예측 장치, 대역스케일러블 부호화 장치 및 광대역 부호화 방법 |
KR101565919B1 (ko) * | 2006-11-17 | 2015-11-05 | 삼성전자주식회사 | 고주파수 신호 부호화 및 복호화 방법 및 장치 |
ES2966639T3 (es) * | 2009-01-16 | 2024-04-23 | Dolby Int Ab | Transposición armónica mejorada de producto cruzado |
EP2774146B1 (en) * | 2011-11-02 | 2016-07-06 | Telefonaktiebolaget LM Ericsson (publ) | Audio encoding based on an efficient representation of auto-regressive coefficients |
-
2012
- 2012-05-15 EP EP12846533.3A patent/EP2774146B1/en active Active
- 2012-05-15 ES ES16156708.6T patent/ES2657802T3/es active Active
- 2012-05-15 US US14/355,031 patent/US9269364B2/en active Active
- 2012-05-15 EP EP16156708.6A patent/EP3040988B1/en active Active
- 2012-05-15 DK DK16156708.6T patent/DK3040988T3/en active
- 2012-05-15 AU AU2012331680A patent/AU2012331680B2/en active Active
- 2012-05-15 BR BR112014008376-2A patent/BR112014008376B1/pt active IP Right Grant
- 2012-05-15 PL PL16156708T patent/PL3040988T3/pl unknown
- 2012-05-15 ES ES17190535T patent/ES2749967T3/es active Active
- 2012-05-15 CN CN201280053667.7A patent/CN103918028B/zh active Active
- 2012-05-15 WO PCT/SE2012/050520 patent/WO2013066236A2/en active Application Filing
- 2012-05-15 EP EP17190535.9A patent/EP3279895B1/en active Active
- 2012-05-15 ES ES12846533.3T patent/ES2592522T3/es active Active
- 2012-05-15 PL PL17190535T patent/PL3279895T3/pl unknown
- 2012-07-26 NO NO12818353A patent/NO2737459T3/no unknown
-
2016
- 2016-01-13 US US14/994,561 patent/US20160155450A1/en not_active Abandoned
-
2020
- 2020-03-27 US US16/832,597 patent/US11011181B2/en active Active
-
2021
- 2021-03-12 US US17/199,869 patent/US11594236B2/en active Active
-
2023
- 2023-01-31 US US18/103,871 patent/US20230178087A1/en active Pending
Also Published As
Publication number | Publication date |
---|---|
EP2774146B1 (en) | 2016-07-06 |
PL3040988T3 (pl) | 2018-03-30 |
US20160155450A1 (en) | 2016-06-02 |
US9269364B2 (en) | 2016-02-23 |
US11011181B2 (en) | 2021-05-18 |
EP3279895A1 (en) | 2018-02-07 |
NO2737459T3 (pt) | 2018-09-08 |
EP3040988A1 (en) | 2016-07-06 |
EP3040988B1 (en) | 2017-10-25 |
ES2749967T3 (es) | 2020-03-24 |
AU2012331680A1 (en) | 2014-05-22 |
WO2013066236A2 (en) | 2013-05-10 |
EP3279895B1 (en) | 2019-07-10 |
US20210201924A1 (en) | 2021-07-01 |
CN103918028B (zh) | 2016-09-14 |
ES2657802T3 (es) | 2018-03-06 |
WO2013066236A3 (en) | 2013-07-11 |
EP2774146A2 (en) | 2014-09-10 |
ES2592522T3 (es) | 2016-11-30 |
US20140249828A1 (en) | 2014-09-04 |
PL3279895T3 (pl) | 2020-03-31 |
DK3040988T3 (en) | 2018-01-08 |
US11594236B2 (en) | 2023-02-28 |
EP2774146A4 (en) | 2015-05-13 |
AU2012331680B2 (en) | 2016-03-03 |
US20230178087A1 (en) | 2023-06-08 |
CN103918028A (zh) | 2014-07-09 |
BR112014008376B1 (pt) | 2021-01-05 |
US20200243098A1 (en) | 2020-07-30 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
BR112014010333A2 (pt) | equipamentos de decodificação de vídeo | |
ZA201401626B (en) | Coding of transform coefficients for video coding | |
DK2360683T3 (da) | Audiodekodning ved anvendelse af effektiv downmixing | |
ZA201502807B (en) | Method of video decoding | |
BR112014009569A2 (pt) | dispositivos e métodos de codificação e decodificação de vídeo | |
IL228043A (en) | Encoding switching coefficients for video encoding | |
ZA201502766B (en) | Method of decoding an image | |
TWI562601B (en) | Method of decoding video | |
BR112014009571A2 (pt) | dispositivos e métodos de codificação e de decodificação de vídeo | |
DK2608539T3 (da) | Videoafkodningsfremgangsmåde | |
BR112014007593A2 (pt) | método de decodificação de dados de vídeo | |
BR112014007597A2 (pt) | aparelho de decodificar dados de vídeo | |
DK2777285T3 (da) | Adaptiv afsnitskodning | |
ZA201502917B (en) | Method of video decoding | |
BR112013016350A2 (pt) | codificação/decodificação eficaz de sinais de áudio | |
BR112014008376A2 (pt) | codificação/decodificação de áudio baseada em uma representação eficaz de coeficientes autorregressivos | |
BR112014016291A2 (pt) | dispositivos e métodos de decodificação e codificação de vídeo | |
EP2701144A4 (en) | DEVICE AND METHOD FOR CARRYING OUT HUFFMAN CODING | |
BR112013004452A2 (pt) | dispositivos e métodos de codificação e de decodificação | |
PT3220390T (pt) | Codificação/descodificação de transformada de sinais áudio harmónicos | |
BR112013004454A2 (pt) | dispositivos e métodos de codificação e de decodificação | |
BR112013019920A2 (pt) | método de codificação de vídeo e método de decodificação de vídeo | |
ES2606319T8 (es) | Generación de un archivo de audio adaptado | |
BR112014004062A2 (pt) | dispositivos e métodos de codificação e decodificação | |
DK3700214T3 (da) | Bevægelsesvideoforudsigelsesafkodningsfremgangsmåde |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
B25D | Requested change of name of applicant approved |
Owner name: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL) (SE) |
|
B06F | Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette] | ||
B06U | Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette] | ||
B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
B16A | Patent or certificate of addition of invention granted [chapter 16.1 patent gazette] |
Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 15/05/2012, OBSERVADAS AS CONDICOES LEGAIS. |