BR112012026326A8 - método e codificador e decodificador para representação com amostragem precisa de um sinal de áudio - Google Patents
método e codificador e decodificador para representação com amostragem precisa de um sinal de áudio Download PDFInfo
- Publication number
- BR112012026326A8 BR112012026326A8 BR112012026326A BR112012026326A BR112012026326A8 BR 112012026326 A8 BR112012026326 A8 BR 112012026326A8 BR 112012026326 A BR112012026326 A BR 112012026326A BR 112012026326 A BR112012026326 A BR 112012026326A BR 112012026326 A8 BR112012026326 A8 BR 112012026326A8
- Authority
- BR
- Brazil
- Prior art keywords
- decoder
- encoder
- audio signal
- accurate sampling
- sampling representation
- Prior art date
Links
- 238000000034 method Methods 0.000 title 1
- 238000005070 sampling Methods 0.000 title 1
- 230000005236 sound signal Effects 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
-
- 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
- G10L19/167—Audio streaming, i.e. formatting and decoding of an encoded audio signal representation into a data stream for transmission or storage purposes
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Computational Linguistics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US32344010P | 2010-04-13 | 2010-04-13 | |
| US61/323,440 | 2010-04-13 | ||
| PCT/EP2011/055728 WO2011128342A1 (en) | 2010-04-13 | 2011-04-12 | Method and encoder and decoder for gap - less playback of an audio signal |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| BR112012026326A2 BR112012026326A2 (pt) | 2017-12-12 |
| BR112012026326A8 true BR112012026326A8 (pt) | 2018-07-03 |
| BR112012026326B1 BR112012026326B1 (pt) | 2021-05-04 |
Family
ID=44146452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR112012026326-9A BR112012026326B1 (pt) | 2010-04-13 | 2011-04-12 | método e codificador e decodificador para representação com amostragem precisa de um sinal de áudio |
Country Status (15)
| Country | Link |
|---|---|
| US (1) | US9324332B2 (pt) |
| EP (3) | EP2559029B1 (pt) |
| JP (1) | JP5719922B2 (pt) |
| KR (1) | KR101364685B1 (pt) |
| CN (1) | CN102971788B (pt) |
| AU (1) | AU2011240024B2 (pt) |
| BR (1) | BR112012026326B1 (pt) |
| CA (1) | CA2796147C (pt) |
| ES (1) | ES2722224T3 (pt) |
| MX (1) | MX2012011802A (pt) |
| PL (1) | PL2559029T3 (pt) |
| PT (1) | PT2559029T (pt) |
| RU (1) | RU2546602C2 (pt) |
| TR (1) | TR201904735T4 (pt) |
| WO (1) | WO2011128342A1 (pt) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2777042B1 (en) | 2011-11-11 | 2019-08-14 | Dolby International AB | Upsampling using oversampled sbr |
| CN104065963B (zh) * | 2014-06-27 | 2018-03-06 | 广东威创视讯科技股份有限公司 | 编解码系统及其快速切换分辨率的方法、装置 |
| EP2996269A1 (en) | 2014-09-09 | 2016-03-16 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio splicing concept |
| TR201909403T4 (tr) * | 2015-03-09 | 2019-07-22 | Fraunhofer Ges Forschung | Parça hizalı ses kodlaması. |
| US10225814B2 (en) * | 2015-04-05 | 2019-03-05 | Qualcomm Incorporated | Conference audio management |
| KR20210005164A (ko) | 2018-04-25 | 2021-01-13 | 돌비 인터네셔널 에이비 | 고주파 오디오 재구성 기술의 통합 |
| EP3841571B1 (en) | 2018-08-21 | 2023-03-22 | Dolby International AB | Methods, apparatuses and systems for generation and processing of immediate playout frames (ipfs) |
| CN109495776B (zh) * | 2018-12-20 | 2021-02-05 | 海信视像科技股份有限公司 | 一种音频发送、播放的方法及智能终端 |
| US11190836B2 (en) | 2018-12-20 | 2021-11-30 | Hisense Visual Technology Co., Ltd. | Audio playing and transmitting methods and apparatuses |
| CN111179970B (zh) * | 2019-08-02 | 2023-10-20 | 腾讯科技（深圳）有限公司 | 音视频处理方法、合成方法、装置、电子设备及存储介质 |
| CN116796685B (zh) * | 2023-08-07 | 2024-02-09 | 深圳云豹智能有限公司 | 数据拼接模块及数据传递方法、介质、电子设备、芯片 |
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| US5784532A (en) | 1994-02-16 | 1998-07-21 | Qualcomm Incorporated | Application specific integrated circuit (ASIC) for performing rapid speech compression in a mobile telephone system |
| FR2739995B1 (fr) * | 1995-10-13 | 1997-12-12 | Massaloux Dominique | Procede et dispositif de creation d'un bruit de confort dans un systeme de transmission numerique de parole |
| JP3707116B2 (ja) | 1995-10-26 | 2005-10-19 | ソニー株式会社 | 音声復号化方法及び装置 |
| JPH09261070A (ja) * | 1996-03-22 | 1997-10-03 | Sony Corp | ディジタルオーディオ信号処理装置 |
| EP1021044A1 (en) * | 1999-01-12 | 2000-07-19 | Deutsche Thomson-Brandt Gmbh | Method and apparatus for encoding or decoding audio or video frame data |
| US6954893B2 (en) * | 2000-08-15 | 2005-10-11 | Lockheed Martin Corporation | Method and apparatus for reliable unidirectional communication in a data network |
| JP2002101395A (ja) * | 2000-09-21 | 2002-04-05 | Sony Corp | 多重化装置及び方法、並びに、復号装置及び方法 |
| JP3734696B2 (ja) * | 2000-09-25 | 2006-01-11 | 松下電器産業株式会社 | 無音圧縮音声符号化復号化装置 |
| DE10102159C2 (de) * | 2001-01-18 | 2002-12-12 | Fraunhofer Ges Forschung | Verfahren und Vorrichtung zum Erzeugen bzw. Decodieren eines skalierbaren Datenstroms unter Berücksichtigung einer Bitsparkasse, Codierer und skalierbarer Codierer |
| KR100941384B1 (ko) * | 2001-05-02 | 2010-02-10 | 코닌클리케 필립스 일렉트로닉스 엔.브이. | 역 필터링 방법, 합성 필터링 방법, 역 필터링 장치, 합성 필터 장치, 및 이러한 필터 장치들을 포함하는 장치들 |
| US7043677B1 (en) * | 2001-07-19 | 2006-05-09 | Webex Communications, Inc. | Apparatus and method for separating corrupted data from non-corrupted data within a packet |
| KR100546398B1 (ko) * | 2003-11-25 | 2006-01-26 | 삼성전자주식회사 | 압축된 오디오 비트스트림에서 싱크 워드를 찾는 방법 및상기 방법을 기록한 기록 매체 |
| NZ562182A (en) * | 2005-04-01 | 2010-03-26 | Qualcomm Inc | Method and apparatus for anti-sparseness filtering of a bandwidth extended speech prediction excitation signal |
| US8102847B2 (en) * | 2005-12-09 | 2012-01-24 | Nec Corporation | Frame processing method and frame processing apparatus |
| WO2007091927A1 (en) * | 2006-02-06 | 2007-08-16 | Telefonaktiebolaget Lm Ericsson (Publ) | Variable frame offset coding |
| JP4371127B2 (ja) * | 2006-07-14 | 2009-11-25 | ソニー株式会社 | 再生装置、再生方法、プログラム |
| US8532984B2 (en) | 2006-07-31 | 2013-09-10 | Qualcomm Incorporated | Systems, methods, and apparatus for wideband encoding and decoding of active frames |
| US8260609B2 (en) * | 2006-07-31 | 2012-09-04 | Qualcomm Incorporated | Systems, methods, and apparatus for wideband encoding and decoding of inactive frames |
| US8190441B2 (en) * | 2006-09-11 | 2012-05-29 | Apple Inc. | Playback of compressed media files without quantization gaps |
| US8126721B2 (en) * | 2006-10-18 | 2012-02-28 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Encoding an information signal |
| US8417532B2 (en) * | 2006-10-18 | 2013-04-09 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Encoding an information signal |
| US8041578B2 (en) * | 2006-10-18 | 2011-10-18 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Encoding an information signal |
| KR101056253B1 (ko) * | 2006-10-25 | 2011-08-11 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 오디오 서브밴드 값을 생성하는 장치 및 방법과 시간 영역 오디오 샘플을 생성하는 장치 및 방법 |
| JP4379471B2 (ja) * | 2006-12-29 | 2009-12-09 | ソニー株式会社 | 再生装置および再生制御方法 |
| US8180283B2 (en) * | 2007-02-14 | 2012-05-15 | Alcatel Lucent | Method of providing feedback to a media server in a wireless communication system |
| WO2008117524A1 (ja) * | 2007-03-26 | 2008-10-02 | Panasonic Corporation | デジタル放送送信装置、デジタル放送受信装置およびデジタル放送送受信システム |
| US7778839B2 (en) * | 2007-04-27 | 2010-08-17 | Sony Ericsson Mobile Communications Ab | Method and apparatus for processing encoded audio data |
| PT2186090T (pt) * | 2007-08-27 | 2017-03-07 | ERICSSON TELEFON AB L M (publ) | Detetor de transitórios e método para suportar codificação de um sinal de áudio |
| US8538565B2 (en) | 2008-02-22 | 2013-09-17 | Panasonic Corporation | Music playing apparatus, music playing method, recording medium storing music playing program, and integrated circuit that implement gapless play |
| JP4977777B2 (ja) * | 2008-03-18 | 2012-07-18 | パイオニア株式会社 | 符号化装置及び符号化方法並びに符号化用プログラム |
| BRPI0910792B1 (pt) * | 2008-07-11 | 2020-03-24 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | "sintetizador de sinal de áudio e codificador de sinal de áudio" |
| MX2011000367A (es) * | 2008-07-11 | 2011-03-02 | Fraunhofer Ges Forschung | Un aparato y un metodo para calcular una cantidad de envolventes espectrales. |
| JP2010123225A (ja) * | 2008-11-21 | 2010-06-03 | Toshiba Corp | 記録再生装置及び記録再生方法 |
| EP2288056A3 (en) * | 2009-07-22 | 2012-07-11 | Yamaha Corporation | Audio signal processing system comprising a plurality of devices connected by an audio network |
| JP2011209412A (ja) * | 2010-03-29 | 2011-10-20 | Renesas Electronics Corp | 圧縮装置、圧縮方法、再生装置および再生方法 |
-
2011
- 2011-04-12 ES ES11713836T patent/ES2722224T3/es active Active
- 2011-04-12 TR TR2019/04735T patent/TR201904735T4/tr unknown
- 2011-04-12 PT PT11713836T patent/PT2559029T/pt unknown
- 2011-04-12 KR KR1020127029696A patent/KR101364685B1/ko active IP Right Grant
- 2011-04-12 AU AU2011240024A patent/AU2011240024B2/en active Active
- 2011-04-12 RU RU2012148132/08A patent/RU2546602C2/ru active
- 2011-04-12 EP EP11713836.2A patent/EP2559029B1/en active Active
- 2011-04-12 EP EP24178296.0A patent/EP4398249A3/en active Pending
- 2011-04-12 CA CA2796147A patent/CA2796147C/en active Active
- 2011-04-12 JP JP2013504246A patent/JP5719922B2/ja active Active
- 2011-04-12 EP EP19154231.5A patent/EP3499503B1/en active Active
- 2011-04-12 BR BR112012026326-9A patent/BR112012026326B1/pt active IP Right Grant
- 2011-04-12 WO PCT/EP2011/055728 patent/WO2011128342A1/en active Application Filing
- 2011-04-12 PL PL11713836T patent/PL2559029T3/pl unknown
- 2011-04-12 MX MX2012011802A patent/MX2012011802A/es active IP Right Grant
- 2011-04-12 CN CN201180029225.4A patent/CN102971788B/zh active Active
-
2012
- 2012-10-11 US US13/649,298 patent/US9324332B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| RU2012148132A (ru) | 2014-05-20 |
| JP5719922B2 (ja) | 2015-05-20 |
| CA2796147C (en) | 2016-06-07 |
| MX2012011802A (es) | 2013-02-26 |
| KR20130006691A (ko) | 2013-01-17 |
| JP2013528825A (ja) | 2013-07-11 |
| CN102971788B (zh) | 2017-05-31 |
| EP3499503A1 (en) | 2019-06-19 |
| US20130041672A1 (en) | 2013-02-14 |
| EP4398249A3 (en) | 2024-07-24 |
| CA2796147A1 (en) | 2011-10-20 |
| EP2559029B1 (en) | 2019-01-30 |
| EP3499503B1 (en) | 2024-07-03 |
| TR201904735T4 (tr) | 2019-04-22 |
| AU2011240024B2 (en) | 2014-09-25 |
| PT2559029T (pt) | 2019-05-23 |
| ES2722224T3 (es) | 2019-08-08 |
| WO2011128342A1 (en) | 2011-10-20 |
| EP4398249A2 (en) | 2024-07-10 |
| KR101364685B1 (ko) | 2014-02-19 |
| US9324332B2 (en) | 2016-04-26 |
| RU2546602C2 (ru) | 2015-04-10 |
| EP2559029A1 (en) | 2013-02-20 |
| BR112012026326A2 (pt) | 2017-12-12 |
| PL2559029T3 (pl) | 2019-08-30 |
| BR112012026326B1 (pt) | 2021-05-04 |
| AU2011240024A1 (en) | 2012-11-08 |
| CN102971788A (zh) | 2013-03-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B15I | Others concerning applications: loss of priority | ||
| B12F | Other appeals [chapter 12.6 patent gazette] | ||
| 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: 10 (DEZ) ANOS CONTADOS A PARTIR DE 04/05/2021, OBSERVADAS AS CONDICOES LEGAIS. |