MX375380B - Codificador y descodificador de audio - Google Patents
Codificador y descodificador de audioInfo
- Publication number
- MX375380B MX375380B MX2017010953A MX2017010953A MX375380B MX 375380 B MX375380 B MX 375380B MX 2017010953 A MX2017010953 A MX 2017010953A MX 2017010953 A MX2017010953 A MX 2017010953A MX 375380 B MX375380 B MX 375380B
- Authority
- MX
- Mexico
- Prior art keywords
- encoding
- decoding
- audio
- coding
- vector
- 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
- G10L19/0017—Lossless audio signal coding; Perfect reconstruction of coded audio signal by transmission of coding error
-
- 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
- G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
- H04S3/02—Systems employing more than two channels, e.g. quadraphonic of the matrix type, i.e. in which input signals are combined algebraically, e.g. after having been phase shifted with respect to each other
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
- H04S2400/01—Multi-channel, i.e. more than two input channels, sound reproduction with two speakers wherein the multi-channel information is substantially preserved
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
- H04S2420/03—Application of parametric coding in stereophonic audio systems
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Human Computer Interaction (AREA)
- Computational Linguistics (AREA)
- Multimedia (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Health & Medical Sciences (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Mathematical Physics (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Optimization (AREA)
- Mathematical Analysis (AREA)
- Theoretical Computer Science (AREA)
- Pure & Applied Mathematics (AREA)
- Algebra (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Error Detection And Correction (AREA)
- Stereophonic System (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201361827264P | 2013-05-24 | 2013-05-24 | |
| PCT/EP2014/060731 WO2014187988A2 (en) | 2013-05-24 | 2014-05-23 | Audio encoder and decoder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| MX375380B true MX375380B (es) | 2025-03-06 |
Family
ID=50771514
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MX2015015926A MX350117B (es) | 2013-05-24 | 2014-05-23 | Codificador y descodificador de audio. |
| MX2017010953A MX375380B (es) | 2013-05-24 | 2014-05-23 | Codificador y descodificador de audio |
| MX2020010038A MX2020010038A (es) | 2013-05-24 | 2015-11-19 | Codificador y descodificador de audio. |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MX2015015926A MX350117B (es) | 2013-05-24 | 2014-05-23 | Codificador y descodificador de audio. |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MX2020010038A MX2020010038A (es) | 2013-05-24 | 2015-11-19 | Codificador y descodificador de audio. |
Country Status (18)
| Country | Link |
|---|---|
| US (8) | US9704493B2 (OSRAM) |
| EP (5) | EP4290510B1 (OSRAM) |
| JP (7) | JP6105159B2 (OSRAM) |
| KR (10) | KR102459010B1 (OSRAM) |
| CN (2) | CN110085238B (OSRAM) |
| AU (1) | AU2014270301B2 (OSRAM) |
| BR (1) | BR112015029031B1 (OSRAM) |
| CA (5) | CA2911746C (OSRAM) |
| DK (1) | DK3005350T3 (OSRAM) |
| ES (3) | ES2902518T3 (OSRAM) |
| IL (1) | IL242410B (OSRAM) |
| MX (3) | MX350117B (OSRAM) |
| MY (2) | MY173644A (OSRAM) |
| PL (1) | PL3005350T3 (OSRAM) |
| RU (3) | RU2676041C1 (OSRAM) |
| SG (2) | SG11201509001YA (OSRAM) |
| UA (1) | UA112833C2 (OSRAM) |
| WO (1) | WO2014187988A2 (OSRAM) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014187986A1 (en) | 2013-05-24 | 2014-11-27 | Dolby International Ab | Coding of audio scenes |
| BR112015029129B1 (pt) | 2013-05-24 | 2022-05-31 | Dolby International Ab | Método para codificar objetos de áudio em um fluxo de dados, meio legível por computador, método em um decodificador para decodificar um fluxo de dados e decodificador para decodificar um fluxo de dados incluindo objetos de áudio codificados |
| EP2973551B1 (en) | 2013-05-24 | 2017-05-03 | Dolby International AB | Reconstruction of audio scenes from a downmix |
| CN109712630B (zh) | 2013-05-24 | 2023-05-30 | 杜比国际公司 | 包括音频对象的音频场景的高效编码 |
| PL3005350T3 (pl) | 2013-05-24 | 2017-09-29 | Dolby International Ab | Koder i dekoder audio |
| EP3074970B1 (en) | 2013-10-21 | 2018-02-21 | Dolby International AB | Audio encoder and decoder |
| EP3127109B1 (en) | 2014-04-01 | 2018-03-14 | Dolby International AB | Efficient coding of audio scenes comprising audio objects |
| GB2528460B (en) | 2014-07-21 | 2018-05-30 | Gurulogic Microsystems Oy | Encoder, decoder and method |
| CA2991341A1 (en) * | 2015-07-06 | 2017-01-12 | Nokia Technologies Oy | Bit error detector for an audio signal decoder |
| US9961475B2 (en) * | 2015-10-08 | 2018-05-01 | Qualcomm Incorporated | Conversion from object-based audio to HOA |
| US10249312B2 (en) | 2015-10-08 | 2019-04-02 | Qualcomm Incorporated | Quantization of spatial vectors |
| KR102546098B1 (ko) * | 2016-03-21 | 2023-06-22 | 한국전자통신연구원 | 블록 기반의 오디오 부호화/복호화 장치 및 그 방법 |
| CN107886960B (zh) * | 2016-09-30 | 2020-12-01 | 华为技术有限公司 | 一种音频信号重建方法及装置 |
| CN116324979A (zh) * | 2020-09-28 | 2023-06-23 | 三星电子株式会社 | 音频编码装置和方法，以及音频解码装置和方法 |
| US12259827B2 (en) * | 2023-01-31 | 2025-03-25 | Avago Technologies International Sales Pte. Limited | Systems and methods for address scrambling |
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| JPS5470801A (en) | 1977-11-16 | 1979-06-07 | Mitsubishi Monsanto Chem | Sound shielding plate |
| JPS615159A (ja) | 1984-06-16 | 1986-01-10 | 株式会社アイジー技術研究所 | サイデイングボ−ド |
| DE4423612A1 (de) | 1994-07-06 | 1996-01-11 | Basf Ag | 2-[(Dihydro)pyrazolyl-3'-oxymethylen]-anilide, Verfahren zu ihrer Herstelung und ihre Verwendung |
| DE60135487D1 (de) * | 2000-12-22 | 2008-10-02 | Sony Corp | Codierer |
| JP4008244B2 (ja) * | 2001-03-02 | 2007-11-14 | 松下電器産業株式会社 | 符号化装置および復号化装置 |
| SE0202159D0 (sv) * | 2001-07-10 | 2002-07-09 | Coding Technologies Sweden Ab | Efficientand scalable parametric stereo coding for low bitrate applications |
| JP2003110429A (ja) * | 2001-09-28 | 2003-04-11 | Sony Corp | 符号化方法及び装置、復号方法及び装置、伝送方法及び装置、並びに記録媒体 |
| JP3982397B2 (ja) | 2001-11-28 | 2007-09-26 | 日本ビクター株式会社 | 可変長符号化データ復号化用プログラム及び可変長符号化データ受信用プログラム |
| US7263692B2 (en) * | 2003-06-30 | 2007-08-28 | Intel Corporation | System and method for software-pipelining of loops with sparse matrix routines |
| WO2005072312A2 (en) * | 2004-01-20 | 2005-08-11 | Matsushita Electric Industrial Co., Ltd. | Picture coding method, picture decoding method, picture coding apparatus, picture decoding apparatus, and program thereof |
| US7895034B2 (en) * | 2004-09-17 | 2011-02-22 | Digital Rise Technology Co., Ltd. | Audio encoding system |
| US20060080090A1 (en) | 2004-10-07 | 2006-04-13 | Nokia Corporation | Reusing codebooks in parameter quantization |
| EP1691348A1 (en) | 2005-02-14 | 2006-08-16 | Ecole Polytechnique Federale De Lausanne | Parametric joint-coding of audio sources |
| US20070055510A1 (en) | 2005-07-19 | 2007-03-08 | Johannes Hilpert | Concept for bridging the gap between parametric multi-channel audio coding and matrixed-surround multi-channel coding |
| TWI396188B (zh) | 2005-08-02 | 2013-05-11 | Dolby Lab Licensing Corp | 依聆聽事件之函數控制空間音訊編碼參數的技術 |
| KR20070037945A (ko) | 2005-10-04 | 2007-04-09 | 삼성전자주식회사 | 오디오 신호의 부호화/복호화 방법 및 장치 |
| KR100857112B1 (ko) | 2005-10-05 | 2008-09-05 | 엘지전자 주식회사 | 신호 처리 방법 및 이의 장치, 그리고 인코딩 및 디코딩방법 및 이의 장치 |
| CN101401153B (zh) | 2006-02-22 | 2011-11-16 | 法国电信公司 | Celp技术中改进的数字音频信号的编码/解码 |
| WO2007096551A2 (fr) * | 2006-02-24 | 2007-08-30 | France Telecom | Procede de codage binaire d'indices de quantification d'une enveloppe d'un signal, procede de decodage d'une enveloppe d'un signal et modules de codage et decodage correspondants |
| EP2068307B1 (en) | 2006-10-16 | 2011-12-07 | Dolby International AB | Enhanced coding and parameter representation of multichannel downmixed object coding |
| US7953595B2 (en) | 2006-10-18 | 2011-05-31 | Polycom, Inc. | Dual-transform coding of audio signals |
| DK2313887T3 (da) | 2008-07-10 | 2017-11-13 | Voiceage Corp | Variabel bitrate lpc filterkvantisering og invers kvantiseringsindretning og -fremgangsmåde |
| AU2009267459B2 (en) * | 2008-07-11 | 2014-01-23 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Audio encoder, audio decoder, methods for encoding and decoding an audio signal, audio stream and computer program |
| TWI419148B (zh) * | 2008-10-08 | 2013-12-11 | Fraunhofer Ges Forschung | 多解析度切換音訊編碼／解碼方案 |
| EP2214161A1 (en) * | 2009-01-28 | 2010-08-04 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus, method and computer program for upmixing a downmix audio signal |
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| UA48138U (ru) | 2009-08-31 | 2010-03-10 | Винницкий Национальный Технический Университет | Способ направленного поиска векторов при уплотнении языковых сигналов |
| KR101710113B1 (ko) | 2009-10-23 | 2017-02-27 | 삼성전자주식회사 | 위상 정보와 잔여 신호를 이용한 부호화／복호화 장치 및 방법 |
| US9117458B2 (en) | 2009-11-12 | 2015-08-25 | Lg Electronics Inc. | Apparatus for processing an audio signal and method thereof |
| US8505001B2 (en) | 2009-12-17 | 2013-08-06 | Broadcom Corporation | Method and system for utilizing data flow graphs to compile shaders |
| CN102792372B (zh) | 2010-03-02 | 2014-07-09 | 瑞典爱立信有限公司 | 基于通信链路质量和信源编码延迟的信源编码自适应 |
| CA3125378C (en) | 2010-04-09 | 2023-02-07 | Dolby International Ab | Audio upmixer operable in prediction or non-prediction mode |
| EP3779977B1 (en) | 2010-04-13 | 2023-06-21 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio decoder for processing stereo audio using a variable prediction direction |
| US9112591B2 (en) | 2010-04-16 | 2015-08-18 | Samsung Electronics Co., Ltd. | Apparatus for encoding/decoding multichannel signal and method thereof |
| KR101798079B1 (ko) * | 2010-05-10 | 2017-11-16 | 삼성전자주식회사 | 픽셀값의 차분을 이용하여 영상 프레임을 부호화하는 방법 및 이를 위한 장치 |
| US8660195B2 (en) | 2010-08-10 | 2014-02-25 | Qualcomm Incorporated | Using quantized prediction memory during fast recovery coding |
| US9111526B2 (en) * | 2010-10-25 | 2015-08-18 | Qualcomm Incorporated | Systems, method, apparatus, and computer-readable media for decomposition of a multichannel music signal |
| ES2765527T3 (es) | 2011-04-20 | 2020-06-09 | Panasonic Ip Corp America | Dispositivo y método para la ejecución de la codificación de Huffman |
| BR112014010062B1 (pt) * | 2011-11-01 | 2021-12-14 | Koninklijke Philips N.V. | Codificador de objeto de áudio, decodificador de objeto de áudio, método para a codificação de objeto de áudio, e método para a decodificação de objeto de áudio |
| US9223376B2 (en) * | 2012-03-23 | 2015-12-29 | Qualcomm Incorporated | Managing electrical current in a portable computing device when two or more communications overlap in drawing power during a transmission |
| BR112015000247B1 (pt) * | 2012-07-09 | 2021-08-03 | Koninklijke Philips N.V. | Decodificador, método de decodificação, codificador, método de codificação, e sistema de codificação e decodificação. |
| PL3005350T3 (pl) * | 2013-05-24 | 2017-09-29 | Dolby International Ab | Koder i dekoder audio |
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2014
- 2014-05-23 PL PL14725736T patent/PL3005350T3/pl unknown
- 2014-05-23 EP EP23205287.8A patent/EP4290510B1/en active Active
- 2014-05-23 CA CA2911746A patent/CA2911746C/en active Active
- 2014-05-23 RU RU2018101246A patent/RU2676041C1/ru active
- 2014-05-23 CN CN201910125157.XA patent/CN110085238B/zh active Active
- 2014-05-23 UA UAA201512264A patent/UA112833C2/uk unknown
- 2014-05-23 KR KR1020227011202A patent/KR102459010B1/ko active Active
- 2014-05-23 MX MX2015015926A patent/MX350117B/es active IP Right Grant
- 2014-05-23 KR KR1020157036397A patent/KR101763131B1/ko active Active
- 2014-05-23 CN CN201480029565.0A patent/CN105229729B/zh active Active
- 2014-05-23 KR KR1020227036517A patent/KR102572382B1/ko active Active
- 2014-05-23 KR KR1020187024874A patent/KR102072777B1/ko active Active
- 2014-05-23 EP EP17164543.5A patent/EP3252757B1/en active Active
- 2014-05-23 KR KR1020177020394A patent/KR101895198B1/ko active Active
- 2014-05-23 MY MYPI2015703952A patent/MY173644A/en unknown
- 2014-05-23 KR KR1020217015014A patent/KR102384348B1/ko active Active
- 2014-05-23 EP EP21198240.0A patent/EP3961622B1/en active Active
- 2014-05-23 US US14/892,722 patent/US9704493B2/en active Active
- 2014-05-23 SG SG11201509001YA patent/SG11201509001YA/en unknown
- 2014-05-23 CA CA3077876A patent/CA3077876C/en active Active
- 2014-05-23 KR KR1020247033073A patent/KR20240151867A/ko active Pending
- 2014-05-23 EP EP14725736.4A patent/EP3005350B1/en active Active
- 2014-05-23 ES ES19193266T patent/ES2902518T3/es active Active
- 2014-05-23 SG SG10201710019SA patent/SG10201710019SA/en unknown
- 2014-05-23 CA CA3251568A patent/CA3251568A1/en active Pending
- 2014-05-23 MX MX2017010953A patent/MX375380B/es unknown
- 2014-05-23 EP EP19193266.4A patent/EP3605532B1/en active Active
- 2014-05-23 ES ES14725736.4T patent/ES2629025T3/es active Active
- 2014-05-23 DK DK14725736.4T patent/DK3005350T3/en active
- 2014-05-23 MY MYPI2019003013A patent/MY199032A/en unknown
- 2014-05-23 CA CA2990261A patent/CA2990261C/en active Active
- 2014-05-23 KR KR1020207002641A patent/KR102192245B1/ko active Active
- 2014-05-23 KR KR1020237028826A patent/KR102715092B1/ko active Active
- 2014-05-23 KR KR1020207035676A patent/KR102280461B1/ko active Active
- 2014-05-23 BR BR112015029031-0A patent/BR112015029031B1/pt active IP Right Grant
- 2014-05-23 CA CA3163664A patent/CA3163664C/en active Active
- 2014-05-23 WO PCT/EP2014/060731 patent/WO2014187988A2/en not_active Ceased
- 2014-05-23 ES ES21198240T patent/ES2965423T3/es active Active
- 2014-05-23 RU RU2015155311A patent/RU2643489C2/ru active
- 2014-05-23 AU AU2014270301A patent/AU2014270301B2/en active Active
- 2014-05-23 JP JP2016514442A patent/JP6105159B2/ja active Active
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2015
- 2015-11-02 IL IL242410A patent/IL242410B/en active IP Right Grant
- 2015-11-19 MX MX2020010038A patent/MX2020010038A/es unknown
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2017
- 2017-03-01 JP JP2017038524A patent/JP6573640B2/ja active Active
- 2017-07-06 US US15/643,416 patent/US9940939B2/en active Active
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2018
- 2018-04-05 US US15/946,529 patent/US10418038B2/en active Active
- 2018-12-14 RU RU2018144368A patent/RU2710909C1/ru active
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2019
- 2019-08-13 JP JP2019148473A patent/JP6920382B2/ja active Active
- 2019-09-17 US US16/573,488 patent/US10714104B2/en active Active
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2020
- 2020-07-10 US US16/925,898 patent/US11024320B2/en active Active
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2021
- 2021-05-28 US US17/333,527 patent/US11594233B2/en active Active
- 2021-07-26 JP JP2021121510A patent/JP7258086B2/ja active Active
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2023
- 2023-02-27 US US18/114,885 patent/US12236961B2/en active Active
- 2023-04-04 JP JP2023060522A patent/JP7585379B2/ja active Active
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2024
- 2024-11-06 JP JP2024194253A patent/JP2025028867A/ja active Pending
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2025
- 2025-02-24 US US19/061,905 patent/US20250356860A1/en active Pending
- 2025-04-10 JP JP2025064679A patent/JP2025100674A/ja active Pending
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