AR094676A1 - Aparato y método para seleccionar uno de un primer algoritmo de codificación y un segundo algoritmo de codificación - Google Patents
Aparato y método para seleccionar uno de un primer algoritmo de codificación y un segundo algoritmo de codificaciónInfo
- Publication number
- AR094676A1 AR094676A1 ARP140100292A ARP140100292A AR094676A1 AR 094676 A1 AR094676 A1 AR 094676A1 AR P140100292 A ARP140100292 A AR P140100292A AR P140100292 A ARP140100292 A AR P140100292A AR 094676 A1 AR094676 A1 AR 094676A1
- Authority
- AR
- Argentina
- Prior art keywords
- coding algorithm
- audio signal
- selecting
- quality measure
- coding
- Prior art date
Links
- 238000000034 method Methods 0.000 title 1
- 230000005236 sound signal Effects 0.000 abstract 6
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
-
- 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
- G10L19/125—Pitch excitation, e.g. pitch synchronous innovation CELP [PSI-CELP]
-
- 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
-
- 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
- G10L19/22—Mode decision, i.e. based on audio signal content versus external parameters
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
- H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
-
- 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
- G10L19/0212—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 orthogonal transformation
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Signal Processing (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Computational Linguistics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Theoretical Computer Science (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201361758100P | 2013-01-29 | 2013-01-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AR094676A1 true AR094676A1 (es) | 2015-08-19 |
Family
ID=50033499
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ARP140100292A AR094676A1 (es) | 2013-01-29 | 2014-01-29 | Aparato y método para seleccionar uno de un primer algoritmo de codificación y un segundo algoritmo de codificación |
Country Status (18)
| Country | Link |
|---|---|
| US (4) | US20150332698A1 (https=) |
| EP (1) | EP2951820B1 (https=) |
| JP (1) | JP6148810B2 (https=) |
| KR (1) | KR101701081B1 (https=) |
| CN (2) | CN105229736B (https=) |
| AR (1) | AR094676A1 (https=) |
| AU (1) | AU2014211583B2 (https=) |
| BR (1) | BR112015018021B1 (https=) |
| CA (1) | CA2899013C (https=) |
| ES (1) | ES2616434T3 (https=) |
| MX (1) | MX347410B (https=) |
| MY (1) | MY189267A (https=) |
| PL (1) | PL2951820T3 (https=) |
| PT (1) | PT2951820T (https=) |
| RU (1) | RU2618848C2 (https=) |
| SG (1) | SG11201505947XA (https=) |
| TW (1) | TWI549120B (https=) |
| WO (1) | WO2014118136A1 (https=) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2616434T3 (es) * | 2013-01-29 | 2017-06-13 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Aparato y método para seleccionar uno de un primer algoritmo de codificación de audio y un segundo algoritmo de codificación de audio |
| EP2830051A3 (en) | 2013-07-22 | 2015-03-04 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoder, audio decoder, methods and computer program using jointly encoded residual signals |
| CN105096958B (zh) | 2014-04-29 | 2017-04-12 | 华为技术有限公司 | 音频编码方法及相关装置 |
| EP3000110B1 (en) | 2014-07-28 | 2016-12-07 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Selection of one of a first encoding algorithm and a second encoding algorithm using harmonics reduction |
| JP2016218345A (ja) * | 2015-05-25 | 2016-12-22 | ヤマハ株式会社 | 音素材処理装置および音素材処理プログラム |
| WO2017050398A1 (en) * | 2015-09-25 | 2017-03-30 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Encoder, decoder and methods for signal-adaptive switching of the overlap ratio in audio transform coding |
| US10225730B2 (en) * | 2016-06-24 | 2019-03-05 | The Nielsen Company (Us), Llc | Methods and apparatus to perform audio sensor selection in an audience measurement device |
| US11817111B2 (en) * | 2018-04-11 | 2023-11-14 | Dolby Laboratories Licensing Corporation | Perceptually-based loss functions for audio encoding and decoding based on machine learning |
Family Cites Families (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002037688A1 (en) | 2000-11-03 | 2002-05-10 | Koninklijke Philips Electronics N.V. | Parametric coding of audio signals |
| US6934676B2 (en) * | 2001-05-11 | 2005-08-23 | Nokia Mobile Phones Ltd. | Method and system for inter-channel signal redundancy removal in perceptual audio coding |
| DE10124420C1 (de) * | 2001-05-18 | 2002-11-28 | Siemens Ag | Verfahren zur Codierung und zur Übertragung von Sprachsignalen |
| DE102004007200B3 (de) | 2004-02-13 | 2005-08-11 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audiocodierung |
| CA2457988A1 (en) * | 2004-02-18 | 2005-08-18 | Voiceage Corporation | Methods and devices for audio compression based on acelp/tcx coding and multi-rate lattice vector quantization |
| FI118835B (fi) | 2004-02-23 | 2008-03-31 | Nokia Corp | Koodausmallin valinta |
| FI119533B (fi) * | 2004-04-15 | 2008-12-15 | Nokia Corp | Audiosignaalien koodaus |
| EP1747554B1 (en) | 2004-05-17 | 2010-02-10 | Nokia Corporation | Audio encoding with different coding frame lengths |
| US7739120B2 (en) | 2004-05-17 | 2010-06-15 | Nokia Corporation | Selection of coding models for encoding an audio signal |
| RU2393552C2 (ru) * | 2004-09-17 | 2010-06-27 | Конинклейке Филипс Электроникс Н.В. | Комбинированное аудиокодирование, минимизирующее воспринимаемое искажение |
| WO2006048824A1 (en) * | 2004-11-05 | 2006-05-11 | Koninklijke Philips Electronics N.V. | Efficient audio coding using signal properties |
| US7873511B2 (en) * | 2006-06-30 | 2011-01-18 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Audio encoder, audio decoder and audio processor having a dynamically variable warping characteristic |
| ATE408217T1 (de) * | 2006-06-30 | 2008-09-15 | Fraunhofer Ges Forschung | Audiokodierer, audiodekodierer und audioprozessor mit einer dynamisch variablen warp-charakteristik |
| US7953595B2 (en) | 2006-10-18 | 2011-05-31 | Polycom, Inc. | Dual-transform coding of audio signals |
| JP4984983B2 (ja) * | 2007-03-09 | 2012-07-25 | 富士通株式会社 | 符号化装置および符号化方法 |
| US8527265B2 (en) * | 2007-10-22 | 2013-09-03 | Qualcomm Incorporated | Low-complexity encoding/decoding of quantized MDCT spectrum in scalable speech and audio codecs |
| EP2144230A1 (en) * | 2008-07-11 | 2010-01-13 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Low bitrate audio encoding/decoding scheme having cascaded switches |
| PT2146344T (pt) * | 2008-07-17 | 2016-10-13 | Fraunhofer Ges Forschung | Esquema de codificação/descodificação de áudio com uma derivação comutável |
| KR101649376B1 (ko) * | 2008-10-13 | 2016-08-31 | 한국전자통신연구원 | Ｍｄｃｔ 기반 음성/오디오 통합 부호화기의 ｌｐｃ 잔차신호 부호화/복호화 장치 |
| TWI435317B (zh) * | 2009-10-20 | 2014-04-21 | Fraunhofer Ges Forschung | 音訊信號編碼器、音訊信號解碼器、用以提供音訊內容之編碼表示型態之方法、用以提供音訊內容之解碼表示型態之方法及使用於低延遲應用之電腦程式 |
| RU2013110317A (ru) * | 2010-09-10 | 2014-10-20 | Панасоник Корпорэйшн | Кодирующее устройство и способ кодирования |
| JP5914527B2 (ja) | 2011-02-14 | 2016-05-11 | フラウンホーファー−ゲゼルシャフト・ツール・フェルデルング・デル・アンゲヴァンテン・フォルシュング・アインゲトラーゲネル・フェライン | 過渡検出及び品質結果を使用してオーディオ信号の一部分を符号化する装置及び方法 |
| ES2616434T3 (es) * | 2013-01-29 | 2017-06-13 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Aparato y método para seleccionar uno de un primer algoritmo de codificación de audio y un segundo algoritmo de codificación de audio |
| EP3000110B1 (en) * | 2014-07-28 | 2016-12-07 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Selection of one of a first encoding algorithm and a second encoding algorithm using harmonics reduction |
-
2014
- 2014-01-28 ES ES14702505.0T patent/ES2616434T3/es active Active
- 2014-01-28 SG SG11201505947XA patent/SG11201505947XA/en unknown
- 2014-01-28 PT PT147025050T patent/PT2951820T/pt unknown
- 2014-01-28 CN CN201480019093.0A patent/CN105229736B/zh active Active
- 2014-01-28 MX MX2015009745A patent/MX347410B/es active IP Right Grant
- 2014-01-28 AU AU2014211583A patent/AU2014211583B2/en active Active
- 2014-01-28 EP EP14702505.0A patent/EP2951820B1/en active Active
- 2014-01-28 MY MYPI2015001901A patent/MY189267A/en unknown
- 2014-01-28 RU RU2015136467A patent/RU2618848C2/ru active
- 2014-01-28 BR BR112015018021-3A patent/BR112015018021B1/pt active IP Right Grant
- 2014-01-28 CN CN201910556401.8A patent/CN110517700B/zh active Active
- 2014-01-28 KR KR1020157020596A patent/KR101701081B1/ko active Active
- 2014-01-28 PL PL14702505T patent/PL2951820T3/pl unknown
- 2014-01-28 CA CA2899013A patent/CA2899013C/en active Active
- 2014-01-28 WO PCT/EP2014/051557 patent/WO2014118136A1/en not_active Ceased
- 2014-01-28 JP JP2015554187A patent/JP6148810B2/ja active Active
- 2014-01-29 TW TW103103528A patent/TWI549120B/zh active
- 2014-01-29 AR ARP140100292A patent/AR094676A1/es active IP Right Grant
-
2015
- 2015-07-29 US US14/812,138 patent/US20150332698A1/en not_active Abandoned
-
2018
- 2018-10-01 US US16/148,993 patent/US10622000B2/en active Active
-
2020
- 2020-03-31 US US16/836,857 patent/US11521631B2/en active Active
-
2022
- 2022-11-23 US US18/058,389 patent/US11908485B2/en active Active
Also Published As
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| AR094676A1 (es) | Aparato y método para seleccionar uno de un primer algoritmo de codificación y un segundo algoritmo de codificación | |
| AR101347A1 (es) | Aparato y método para seleccionar uno de un primer algoritmo de codificación y un segundo algoritmo de codificación usando reducción de armónicos | |
| EP3547687A4 (en) | VIDEO ENCODING AND DECODING METHOD AND DEVICE, AND MEMORY STORED BIT STREAM RECORDING MEDIUM | |
| PT3164870T (pt) | Descodificador e método para descodificação de um sinal de áudio, codificador e método para codificação de um sinal de áudio | |
| EP3185557A4 (en) | Predictive coding/decoding method, corresponding coder/decoder, and electronic device | |
| ES2721789T3 (es) | Mejorar la clasificación entre codificación en el dominio del tiempo y codificación en el dominio de la frecuencia | |
| MX2016011590A (es) | Uso de una imagen actual como una referencia para la codificacion de video. | |
| HUE059684T2 (hu) | Videó dekódoló berendezés, videó kódoló berendezés, tárolóközeg és átviteli eljárás | |
| MX2016011211A (es) | Codificacion de transformada inversa de color-espacio universal. | |
| MX394348B (es) | Método y aparato para codificar video por entropía, y método y aparato para decodificar video por entropía. | |
| IL259907A (en) | Information coding methods | |
| AR082203A1 (es) | Codificacion de video utilizando transformadas direccionales | |
| MX381839B (es) | Decodificador de audio y método para proveer una información de audio decodificada usando un ocultamiento de error que modifica una señal de excitación de dominio de tiempo. | |
| BR112015004956A2 (pt) | aparelhos de codificação e de decodificação de imagem, e, métodos de codificação e de decodificação de imagem. | |
| PH12016502216A1 (en) | Method and technical equipment for video encoding and decoding using palette coding | |
| JP2016514426A5 (https=) | ||
| CL2014001805A1 (es) | Metodo para codificar datos de audio con compensacion adaptativa de baja frecuencia, que comprende realizar la deteccion de tonalidad en los datos de audio, generar un valor de enmascaramiento preliminar para los datos de audio, determinar un valor de enmascaramiento para los datos de audio; codificador; sistema; y metodo para decodificar datos de audio codificados | |
| EP4336500B8 (en) | Methods, encoder and decoder for linear predictive encoding and decoding of sound signals upon transition between frames having different sampling rates | |
| KR102384691B9 (ko) | 디코딩 또는 인코딩을 위한 방법, 장치 및 매체 | |
| EP3270376A4 (en) | Linear predictive coding device, linear predictive decoding device, and method, program, and recording medium therefor | |
| BR112016008544A2 (pt) | Codificador para codificar e decodificador para decodificar um sinal de áudio, método para codificar e método para decodificar um sinal de áudio | |
| MX394518B (es) | Codificacion de vector de ganancia y forma dividida. | |
| PL4401075T3 (pl) | Sposób kodowania, sposób dekodowania, aparat kodujący i aparat dekodujący | |
| CL2016002750A1 (es) | Método de codificación de audio y dispositivo relacionado | |
| PL3696812T3 (pl) | Koder, dekoder, sposób kodowania, sposób dekodowania, program kodujący, program dekodujący i nośnik rejestrujący |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FG | Grant, registration |