AR094677A1 - Llenado de ruido sin información lateral para codificadores del tipo celp - Google Patents
Llenado de ruido sin información lateral para codificadores del tipo celpInfo
- Publication number
- AR094677A1 AR094677A1 ARP140100293A ARP140100293A AR094677A1 AR 094677 A1 AR094677 A1 AR 094677A1 AR P140100293 A ARP140100293 A AR P140100293A AR P140100293 A ARP140100293 A AR P140100293A AR 094677 A1 AR094677 A1 AR 094677A1
- Authority
- AR
- Argentina
- Prior art keywords
- noise
- information
- current frame
- noise level
- audio
- Prior art date
Links
- 238000000034 method Methods 0.000 abstract 3
- 230000005236 sound signal Effects 0.000 abstract 3
- 238000004590 computer program Methods 0.000 abstract 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
- G10L19/08—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 |
|---|---|
| AR094677A1 true AR094677A1 (es) | 2015-08-19 |
Family
ID=50023580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ARP140100293A AR094677A1 (es) | 2013-01-29 | 2014-01-29 | Llenado de ruido sin información lateral para codificadores del tipo celp |
Country Status (20)
| Country | Link |
|---|---|
| US (3) | US10269365B2 (https=) |
| EP (4) | EP4503023A3 (https=) |
| JP (1) | JP6181773B2 (https=) |
| KR (1) | KR101794149B1 (https=) |
| CN (3) | CN110827841B (https=) |
| AR (1) | AR094677A1 (https=) |
| AU (1) | AU2014211486B2 (https=) |
| BR (1) | BR112015018020B1 (https=) |
| CA (2) | CA2960854C (https=) |
| ES (3) | ES2799773T3 (https=) |
| MX (1) | MX347080B (https=) |
| MY (1) | MY180912A (https=) |
| PL (3) | PL3121813T3 (https=) |
| PT (2) | PT2951816T (https=) |
| RU (1) | RU2648953C2 (https=) |
| SG (2) | SG11201505913WA (https=) |
| TR (1) | TR201908919T4 (https=) |
| TW (1) | TWI536368B (https=) |
| WO (1) | WO2014118192A2 (https=) |
| ZA (1) | ZA201506320B (https=) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6082126B2 (ja) | 2013-01-29 | 2017-02-15 | 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． | 音声信号を合成するための装置及び方法、デコーダ、エンコーダ、システム及びコンピュータプログラム |
| ES2799773T3 (es) * | 2013-01-29 | 2020-12-21 | Fraunhofer Ges Forschung | Llenado de ruido sin información secundaria para codificadores tipo CELP |
| ES2635555T3 (es) | 2013-06-21 | 2017-10-04 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Aparato y método para el desvanecimiento de señales mejorado en diferentes dominios durante el ocultamiento de errores |
| 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 |
| RU2744485C1 (ru) * | 2017-10-27 | 2021-03-10 | Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. | Ослабление шума в декодере |
| 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 |
| EP4150615A1 (en) * | 2020-09-02 | 2023-03-22 | Google LLC | Conditional output generation through data density gradient estimation |
| CN115567152B (zh) * | 2021-07-01 | 2026-04-21 | 罗伯特·博世有限公司 | 现场总线通信网络中传输信号的编码和解码方法及装置 |
| TW202333143A (zh) * | 2021-12-23 | 2023-08-16 | 弗勞恩霍夫爾協會 | 在音訊寫碼中使用濾波用於頻譜時間改善頻譜間隙填充之方法及設備 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| 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 (en) * | 2006-09-15 | 2008-03-20 | Panasonic Corporation | Audio encoding device and audio encoding method |
| US8599981B2 (en) * | 2007-03-02 | 2013-12-03 | Panasonic Corporation | 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 |
| EP2311034B1 (en) * | 2008-07-11 | 2015-11-04 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoder and decoder for encoding frames of sampled audio signals |
| 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 |
| BRPI0904958B1 (pt) | 2008-07-11 | 2020-03-03 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Aparelho e método para calcular dados de extensão de largura de banda usando um quadro controlado por inclinação espectral |
| RU2494477C2 (ru) * | 2008-07-11 | 2013-09-27 | Фраунхофер-Гезелльшафт цур Фёрдерунг дер ангевандтен Форшунг Е.Ф. | Устройство и способ генерирования выходных данных расширения полосы пропускания |
| RU2621965C2 (ru) * | 2008-07-11 | 2017-06-08 | Фраунхофер-Гезелльшафт цур Фёрдерунг дер ангевандтен Форшунг Е.Ф. | Передатчик сигнала активации с деформацией по времени, кодер звукового сигнала, способ преобразования сигнала активации с деформацией по времени, способ кодирования звукового сигнала и компьютерные программы |
| TWI413109B (zh) | 2008-10-01 | 2013-10-21 | Dolby Lab Licensing Corp | 用於上混系統之解相關器 |
| KR20130069833A (ko) | 2008-10-08 | 2013-06-26 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 다중 분해능 스위치드 오디오 부호화/복호화 방법 |
| MX2012004648A (es) * | 2009-10-20 | 2012-05-29 | Fraunhofer Ges Forschung | Codificacion de señal de audio, decodificador de señal de audio, metodo para codificar o decodificar una señal de audio utilizando una cancelacion del tipo aliasing. |
| WO2011048094A1 (en) * | 2009-10-20 | 2011-04-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Multi-mode audio codec and celp coding adapted therefore |
| 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 |
| MY165853A (en) * | 2011-02-14 | 2018-05-18 | Fraunhofer Ges Forschung | Linear prediction based coding scheme using spectral domain noise shaping |
| US9037456B2 (en) * | 2011-07-26 | 2015-05-19 | Google Technology Holdings LLC | Method and apparatus for audio coding and decoding |
| ES2799773T3 (es) * | 2013-01-29 | 2020-12-21 | Fraunhofer Ges Forschung | Llenado de ruido sin información secundaria para codificadores tipo CELP |
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2014
- 2014-01-28 ES ES16176505T patent/ES2799773T3/es active Active
- 2014-01-28 PL PL16176505T patent/PL3121813T3/pl unknown
- 2014-01-28 JP JP2015554202A patent/JP6181773B2/ja 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 AU AU2014211486A patent/AU2014211486B2/en active Active
- 2014-01-28 EP EP24220395.8A patent/EP4503023A3/en active Pending
- 2014-01-28 CN CN202311306515.XA patent/CN117392990A/zh active Pending
- 2014-01-28 TR TR2019/08919T patent/TR201908919T4/tr unknown
- 2014-01-28 CA CA2960854A patent/CA2960854C/en active Active
- 2014-01-28 WO PCT/EP2014/051649 patent/WO2014118192A2/en not_active Ceased
- 2014-01-28 SG SG11201505913WA patent/SG11201505913WA/en unknown
- 2014-01-28 EP EP20155722.0A patent/EP3683793B1/en active Active
- 2014-01-28 ES ES20155722T patent/ES3009687T3/es active Active
- 2014-01-28 EP EP14701567.1A patent/EP2951816B1/en active Active
- 2014-01-28 RU RU2015136787A patent/RU2648953C2/ru active
- 2014-01-28 CN CN201480019087.5A patent/CN105264596B/zh active Active
- 2014-01-28 PT PT161765052T patent/PT3121813T/pt unknown
- 2014-01-28 MX MX2015009750A patent/MX347080B/es active IP Right Grant
- 2014-01-28 BR BR112015018020-5A patent/BR112015018020B1/pt active IP Right Grant
- 2014-01-28 EP EP16176505.2A patent/EP3121813B1/en active Active
- 2014-01-28 PL PL20155722.0T patent/PL3683793T3/pl unknown
- 2014-01-28 SG SG10201806073WA patent/SG10201806073WA/en unknown
- 2014-01-28 PL PL14701567T patent/PL2951816T3/pl unknown
- 2014-01-28 MY MYPI2015001893A patent/MY180912A/en unknown
- 2014-01-28 CA CA2899542A patent/CA2899542C/en active Active
- 2014-01-28 ES ES14701567T patent/ES2732560T3/es active Active
- 2014-01-28 KR KR1020157022400A patent/KR101794149B1/ko 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
-
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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