PT2951816T - Preenchimento de ruído sem informação lateral para codificadores do tipo celp - Google Patents
Preenchimento de ruído sem informação lateral para codificadores do tipo celpInfo
- Publication number
- PT2951816T PT2951816T PT14701567T PT14701567T PT2951816T PT 2951816 T PT2951816 T PT 2951816T PT 14701567 T PT14701567 T PT 14701567T PT 14701567 T PT14701567 T PT 14701567T PT 2951816 T PT2951816 T PT 2951816T
- Authority
- PT
- Portugal
- Prior art keywords
- celp
- coders
- side information
- noise filling
- noise
- 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
- G10L19/04—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
- G10L19/087—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters using mixed excitation models, e.g. MELP, MBE, split band LPC or HVXC
-
- 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
- G10L19/002—Dynamic bit allocation
-
- 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
- G10L19/028—Noise substitution, i.e. substituting non-tonal spectral components by noisy source
-
- 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
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)
- Spectroscopy & Molecular Physics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201361758189P | 2013-01-29 | 2013-01-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PT2951816T true PT2951816T (pt) | 2019-07-01 |
Family
ID=50023580
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PT161765052T PT3121813T (pt) | 2013-01-29 | 2014-01-28 | Preenchimento de ruído sem informação lateral para codificadores do tipo celp |
| PT14701567T PT2951816T (pt) | 2013-01-29 | 2014-01-28 | Preenchimento de ruído sem informação lateral para codificadores do tipo celp |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PT161765052T PT3121813T (pt) | 2013-01-29 | 2014-01-28 | Preenchimento de ruído sem informação lateral para codificadores do tipo celp |
Country Status (21)
| Country | Link |
|---|---|
| US (3) | US10269365B2 (pt) |
| EP (3) | EP3121813B1 (pt) |
| JP (1) | JP6181773B2 (pt) |
| KR (1) | KR101794149B1 (pt) |
| CN (3) | CN110827841B (pt) |
| AR (1) | AR094677A1 (pt) |
| AU (1) | AU2014211486B2 (pt) |
| BR (1) | BR112015018020B1 (pt) |
| CA (2) | CA2960854C (pt) |
| ES (2) | ES2799773T3 (pt) |
| HK (1) | HK1218181A1 (pt) |
| MX (1) | MX347080B (pt) |
| MY (1) | MY180912A (pt) |
| PL (2) | PL3121813T3 (pt) |
| PT (2) | PT3121813T (pt) |
| RU (1) | RU2648953C2 (pt) |
| SG (2) | SG10201806073WA (pt) |
| TR (1) | TR201908919T4 (pt) |
| TW (1) | TWI536368B (pt) |
| WO (1) | WO2014118192A2 (pt) |
| ZA (1) | ZA201506320B (pt) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| PT2951819T (pt) * | 2013-01-29 | 2017-06-06 | Fraunhofer Ges Forschung | Aparelho, método e meio computacional para sintetizar um sinal de áudio |
| RU2648953C2 (ru) * | 2013-01-29 | 2018-03-28 | Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. | Наполнение шумом без побочной информации для celp-подобных кодеров |
| RU2675777C2 (ru) | 2013-06-21 | 2018-12-24 | Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. | Устройство и способ улучшенного плавного изменения сигнала в различных областях во время маскирования ошибок |
| US10008214B2 (en) * | 2015-09-11 | 2018-06-26 | Electronics And Telecommunications Research Institute | USAC audio signal encoding/decoding apparatus and method for digital radio services |
| JP6611042B2 (ja) * | 2015-12-02 | 2019-11-27 | パナソニックＩｐマネジメント株式会社 | 音声信号復号装置及び音声信号復号方法 |
| US10582754B2 (en) | 2017-03-08 | 2020-03-10 | Toly Management Ltd. | Cosmetic container |
| EP3701523B1 (en) * | 2017-10-27 | 2021-10-20 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Noise attenuation at a decoder |
| BR112021012753A2 (pt) * | 2019-01-13 | 2021-09-08 | Huawei Technologies Co., Ltd. | Método implementado por computador para codificação de áudio, dispositivo eletrônico e meio legível por computador não transitório |
Family Cites Families (28)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2237296C2 (ru) * | 1998-11-23 | 2004-09-27 | Телефонактиеболагет Лм Эрикссон (Пабл) | Кодирование речи с функцией изменения комфортного шума для повышения точности воспроизведения |
| JP3490324B2 (ja) * | 1999-02-15 | 2004-01-26 | 日本電信電話株式会社 | 音響信号符号化装置、復号化装置、これらの方法、及びプログラム記録媒体 |
| US6691085B1 (en) | 2000-10-18 | 2004-02-10 | Nokia Mobile Phones Ltd. | Method and system for estimating artificial high band signal in speech codec using voice activity information |
| CA2327041A1 (en) * | 2000-11-22 | 2002-05-22 | Voiceage Corporation | A method for indexing pulse positions and signs in algebraic codebooks for efficient coding of wideband signals |
| US6941263B2 (en) * | 2001-06-29 | 2005-09-06 | Microsoft Corporation | Frequency domain postfiltering for quality enhancement of coded speech |
| US8725499B2 (en) * | 2006-07-31 | 2014-05-13 | Qualcomm Incorporated | Systems, methods, and apparatus for signal change detection |
| WO2008032828A1 (fr) * | 2006-09-15 | 2008-03-20 | Panasonic Corporation | Dispositif de codage audio et procédé de codage audio |
| EP2116998B1 (en) * | 2007-03-02 | 2018-08-15 | III Holdings 12, LLC | Post-filter, decoding device, and post-filter processing method |
| ATE518224T1 (de) | 2008-01-04 | 2011-08-15 | Dolby Int Ab | Audiokodierer und -dekodierer |
| EP2259253B1 (en) | 2008-03-03 | 2017-11-15 | LG Electronics Inc. | Method and apparatus for processing audio signal |
| MX2011000375A (es) | 2008-07-11 | 2011-05-19 | Fraunhofer Ges Forschung | Codificador y decodificador de audio para codificar y decodificar tramas de una señal de audio muestreada. |
| ES2683077T3 (es) * | 2008-07-11 | 2018-09-24 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Codificador y decodificador de audio para codificar y decodificar tramas de una señal de audio muestreada |
| ES2372014T3 (es) | 2008-07-11 | 2012-01-13 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Aparato y método para calcular datos de ampliación de ancho de banda utilizando un encuadre controlado por pendiente espectral. |
| BRPI0910523B1 (pt) * | 2008-07-11 | 2021-11-09 | Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. | Aparelho e método para gerar dados de saída de extensão de largura de banda |
| WO2010003663A1 (en) | 2008-07-11 | 2010-01-14 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoder and decoder for encoding frames of sampled audio signals |
| EP2311033B1 (en) * | 2008-07-11 | 2011-12-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Providing a time warp activation signal and encoding an audio signal therewith |
| TWI413109B (zh) | 2008-10-01 | 2013-10-21 | Dolby Lab Licensing Corp | 用於上混系統之解相關器 |
| MX2011003824A (es) | 2008-10-08 | 2011-05-02 | Fraunhofer Ges Forschung | Esquema de codificacion/decodificacion de audio conmutado de resolucion multiple. |
| CA2862712C (en) * | 2009-10-20 | 2017-10-17 | Ralf Geiger | Multi-mode audio codec and celp coding adapted therefore |
| KR101411759B1 (ko) * | 2009-10-20 | 2014-06-25 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 오디오 신호 인코더, 오디오 신호 디코더, 앨리어싱-소거를 이용하여 오디오 신호를 인코딩 또는 디코딩하는 방법 |
| CN102081927B (zh) * | 2009-11-27 | 2012-07-18 | 中兴通讯股份有限公司 | 一种可分层音频编码、解码方法及系统 |
| JP5316896B2 (ja) * | 2010-03-17 | 2013-10-16 | ソニー株式会社 | 符号化装置および符号化方法、復号装置および復号方法、並びにプログラム |
| DE102010015163A1 (de) | 2010-04-16 | 2011-10-20 | Liebherr-Hydraulikbagger Gmbh | Baumaschine oder Umschlaggerät |
| US9208792B2 (en) * | 2010-08-17 | 2015-12-08 | Qualcomm Incorporated | Systems, methods, apparatus, and computer-readable media for noise injection |
| KR101826331B1 (ko) * | 2010-09-15 | 2018-03-22 | 삼성전자주식회사 | 고주파수 대역폭 확장을 위한 부호화/복호화 장치 및 방법 |
| PL2676266T3 (pl) | 2011-02-14 | 2015-08-31 | Fraunhofer Ges Forschung | Układ kodowania na bazie predykcji liniowej wykorzystujący kształtowanie szumu w dziedzinie widmowej |
| US9037456B2 (en) * | 2011-07-26 | 2015-05-19 | Google Technology Holdings LLC | Method and apparatus for audio coding and decoding |
| RU2648953C2 (ru) * | 2013-01-29 | 2018-03-28 | Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. | Наполнение шумом без побочной информации для celp-подобных кодеров |
-
2014
- 2014-01-28 RU RU2015136787A patent/RU2648953C2/ru active
- 2014-01-28 PL PL16176505T patent/PL3121813T3/pl unknown
- 2014-01-28 WO PCT/EP2014/051649 patent/WO2014118192A2/en active Application Filing
- 2014-01-28 EP EP16176505.2A patent/EP3121813B1/en active Active
- 2014-01-28 PT PT161765052T patent/PT3121813T/pt unknown
- 2014-01-28 ES ES16176505T patent/ES2799773T3/es active Active
- 2014-01-28 KR KR1020157022400A patent/KR101794149B1/ko active IP Right Grant
- 2014-01-28 AU AU2014211486A patent/AU2014211486B2/en active Active
- 2014-01-28 TR TR2019/08919T patent/TR201908919T4/tr unknown
- 2014-01-28 CA CA2960854A patent/CA2960854C/en active Active
- 2014-01-28 SG SG10201806073WA patent/SG10201806073WA/en unknown
- 2014-01-28 CA CA2899542A patent/CA2899542C/en active Active
- 2014-01-28 PT PT14701567T patent/PT2951816T/pt unknown
- 2014-01-28 CN CN201910950848.3A patent/CN110827841B/zh active Active
- 2014-01-28 SG SG11201505913WA patent/SG11201505913WA/en unknown
- 2014-01-28 EP EP20155722.0A patent/EP3683793A1/en active Pending
- 2014-01-28 EP EP14701567.1A patent/EP2951816B1/en active Active
- 2014-01-28 CN CN201480019087.5A patent/CN105264596B/zh active Active
- 2014-01-28 PL PL14701567T patent/PL2951816T3/pl unknown
- 2014-01-28 MX MX2015009750A patent/MX347080B/es active IP Right Grant
- 2014-01-28 CN CN202311306515.XA patent/CN117392990A/zh active Pending
- 2014-01-28 BR BR112015018020-5A patent/BR112015018020B1/pt active IP Right Grant
- 2014-01-28 ES ES14701567T patent/ES2732560T3/es active Active
- 2014-01-28 MY MYPI2015001893A patent/MY180912A/en unknown
- 2014-01-28 JP JP2015554202A patent/JP6181773B2/ja active Active
- 2014-01-29 AR ARP140100293A patent/AR094677A1/es active IP Right Grant
- 2014-01-29 TW TW103103527A patent/TWI536368B/zh active
-
2015
- 2015-07-28 US US14/811,778 patent/US10269365B2/en active Active
- 2015-08-28 ZA ZA2015/06320A patent/ZA201506320B/en unknown
-
2016
- 2016-05-31 HK HK16106152.3A patent/HK1218181A1/zh unknown
-
2019
- 2019-02-26 US US16/286,445 patent/US10984810B2/en active Active
-
2020
- 2020-11-24 US US17/103,609 patent/US12100409B2/en active Active
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