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)
- Signal Processing (AREA)
- Acoustics & Sound (AREA)
- Computational Linguistics (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Multimedia (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Mathematical Physics (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Optimization (AREA)
- Mathematical Analysis (AREA)
- Pure & Applied Mathematics (AREA)
- Theoretical Computer Science (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 |
|---|---|---|---|
| MX2017010953A MX375380B (es) | 2013-05-24 | 2014-05-23 | Codificador y descodificador de audio |
| MX2015015926A MX350117B (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 After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MX2015015926A MX350117B (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. |
Country Status (18)
| Country | Link |
|---|---|
| US (8) | US9704493B2 (show.php) |
| EP (5) | EP3961622B1 (show.php) |
| JP (7) | JP6105159B2 (show.php) |
| KR (10) | KR102192245B1 (show.php) |
| CN (2) | CN110085238B (show.php) |
| AU (1) | AU2014270301B2 (show.php) |
| BR (1) | BR112015029031B1 (show.php) |
| CA (5) | CA2911746C (show.php) |
| DK (1) | DK3005350T3 (show.php) |
| ES (3) | ES2902518T3 (show.php) |
| IL (1) | IL242410B (show.php) |
| MX (3) | MX375380B (show.php) |
| MY (2) | MY173644A (show.php) |
| PL (1) | PL3005350T3 (show.php) |
| RU (3) | RU2676041C1 (show.php) |
| SG (2) | SG11201509001YA (show.php) |
| UA (1) | UA112833C2 (show.php) |
| WO (1) | WO2014187988A2 (show.php) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102192245B1 (ko) * | 2013-05-24 | 2020-12-17 | 돌비 인터네셔널 에이비 | 오디오 인코더 및 디코더 |
| EP2973551B1 (en) | 2013-05-24 | 2017-05-03 | Dolby International AB | Reconstruction of audio scenes from a downmix |
| JP6190947B2 (ja) | 2013-05-24 | 2017-08-30 | ドルビー・インターナショナル・アーベー | オーディオ・オブジェクトを含むオーディオ・シーンの効率的な符号化 |
| KR101751228B1 (ko) | 2013-05-24 | 2017-06-27 | 돌비 인터네셔널 에이비 | 오디오 오브젝트들을 포함한 오디오 장면들의 효율적 코딩 |
| CA3211326A1 (en) | 2013-05-24 | 2014-11-27 | Dolby International Ab | Coding of audio scenes |
| US10049683B2 (en) | 2013-10-21 | 2018-08-14 | Dolby International Ab | Audio encoder and decoder |
| WO2015150384A1 (en) | 2014-04-01 | 2015-10-08 | 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 |
| JP2018526669A (ja) * | 2015-07-06 | 2018-09-13 | ノキア テクノロジーズ オサケユイチア | オーディオ信号デコーダのためのビット・エラー検出器 |
| US10249312B2 (en) | 2015-10-08 | 2019-04-02 | Qualcomm Incorporated | Quantization of spatial vectors |
| US9961475B2 (en) * | 2015-10-08 | 2018-05-01 | Qualcomm Incorporated | Conversion from object-based audio to HOA |
| 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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| 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 |
| EP1345331B1 (en) * | 2000-12-22 | 2008-08-20 | Sony Corporation | Encoder |
| 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 |
| CN101695132B (zh) * | 2004-01-20 | 2012-06-27 | 松下电器产业株式会社 | 图像编码方法和设备、图像解码方法和设备 |
| 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 |
| KR100857120B1 (ko) | 2005-10-05 | 2008-09-05 | 엘지전자 주식회사 | 신호 처리 방법 및 이의 장치, 그리고 인코딩 및 디코딩방법 및 이의 장치 |
| JP5188990B2 (ja) | 2006-02-22 | 2013-04-24 | フランス・テレコム | Ｃｅｌｐ技術における、デジタルオーディオ信号の改善された符号化／復号化 |
| BRPI0708267A2 (pt) * | 2006-02-24 | 2011-05-24 | France Telecom | método de codificação binária de ìndices de quantificação de um envelope de sinal, método de decodificação de um envelope de sinal, e módulos de codificação e decodificação correspondentes |
| EP2054875B1 (en) * | 2006-10-16 | 2011-03-23 | Dolby Sweden 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 |
| PT2313887T (pt) | 2008-07-10 | 2017-11-14 | Voiceage Corp | Dispositivo e método de quantificação de filtro de lpc de taxa de bits variável e quantificação inversa |
| ES3032422T3 (en) | 2008-07-11 | 2025-07-18 | Fraunhofer Ges Forschung | Method for decoding an audio signal and computer program |
| KR101403115B1 (ko) * | 2008-10-08 | 2014-06-27 | 보이세지 코포레이션 | 다중 분해능 스위치드 오디오 부호화/복호화 방법 및 부호화/복호화기 |
| 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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| US9117458B2 (en) | 2009-11-12 | 2015-08-25 | Lg Electronics Inc. | Apparatus for processing an audio signal and method thereof |
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| US8898060B2 (en) | 2010-03-02 | 2014-11-25 | Telefonaktiebolaget L M Ericsson (Publ) | Source code adaption based on communication link quality and source coding delay |
| CA2988745C (en) | 2010-04-09 | 2021-02-02 | Dolby International Ab | Mdct-based complex prediction stereo coding |
| MY194835A (en) | 2010-04-13 | 2022-12-19 | Fraunhofer Ges Forschung | Audio or Video Encoder, Audio or Video Decoder and Related Methods for Processing Multi-Channel Audio of Video Signals 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 |
| CA3051552C (en) | 2011-04-20 | 2021-09-21 | Panasonic Intellectual Property Corporation Of America | Device and method for execution of huffman coding |
| 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 |
| US9478228B2 (en) * | 2012-07-09 | 2016-10-25 | Koninklijke Philips N.V. | Encoding and decoding of audio signals |
| KR102192245B1 (ko) * | 2013-05-24 | 2020-12-17 | 돌비 인터네셔널 에이비 | 오디오 인코더 및 디코더 |
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2014
- 2014-05-23 KR KR1020207002641A patent/KR102192245B1/ko active Active
- 2014-05-23 ES ES19193266T patent/ES2902518T3/es active Active
- 2014-05-23 UA UAA201512264A patent/UA112833C2/uk unknown
- 2014-05-23 ES ES14725736.4T patent/ES2629025T3/es active Active
- 2014-05-23 MX MX2017010953A patent/MX375380B/es unknown
- 2014-05-23 RU RU2018101246A patent/RU2676041C1/ru active
- 2014-05-23 EP EP21198240.0A patent/EP3961622B1/en active Active
- 2014-05-23 KR KR1020247033073A patent/KR20240151867A/ko active Pending
- 2014-05-23 CA CA2911746A patent/CA2911746C/en active Active
- 2014-05-23 CN CN201910125157.XA patent/CN110085238B/zh active Active
- 2014-05-23 CA CA3077876A patent/CA3077876C/en active Active
- 2014-05-23 EP EP19193266.4A patent/EP3605532B1/en active Active
- 2014-05-23 SG SG11201509001YA patent/SG11201509001YA/en unknown
- 2014-05-23 SG SG10201710019SA patent/SG10201710019SA/en unknown
- 2014-05-23 KR KR1020227011202A patent/KR102459010B1/ko active Active
- 2014-05-23 JP JP2016514442A patent/JP6105159B2/ja active Active
- 2014-05-23 CA CA3163664A patent/CA3163664C/en active Active
- 2014-05-23 MX MX2015015926A patent/MX350117B/es active IP Right Grant
- 2014-05-23 BR BR112015029031-0A patent/BR112015029031B1/pt active IP Right Grant
- 2014-05-23 KR KR1020237028826A patent/KR102715092B1/ko active Active
- 2014-05-23 PL PL14725736T patent/PL3005350T3/pl unknown
- 2014-05-23 EP EP17164543.5A patent/EP3252757B1/en active Active
- 2014-05-23 ES ES21198240T patent/ES2965423T3/es active Active
- 2014-05-23 US US14/892,722 patent/US9704493B2/en active Active
- 2014-05-23 CN CN201480029565.0A patent/CN105229729B/zh active Active
- 2014-05-23 CA CA2990261A patent/CA2990261C/en active Active
- 2014-05-23 DK DK14725736.4T patent/DK3005350T3/en active
- 2014-05-23 MY MYPI2015703952A patent/MY173644A/en unknown
- 2014-05-23 KR KR1020187024874A patent/KR102072777B1/ko active Active
- 2014-05-23 EP EP23205287.8A patent/EP4290510B1/en active Active
- 2014-05-23 WO PCT/EP2014/060731 patent/WO2014187988A2/en not_active Ceased
- 2014-05-23 CA CA3251568A patent/CA3251568A1/en active Pending
- 2014-05-23 KR KR1020217015014A patent/KR102384348B1/ko active Active
- 2014-05-23 KR KR1020177020394A patent/KR101895198B1/ko active Active
- 2014-05-23 RU RU2015155311A patent/RU2643489C2/ru active
- 2014-05-23 AU AU2014270301A patent/AU2014270301B2/en active Active
- 2014-05-23 KR KR1020227036517A patent/KR102572382B1/ko active Active
- 2014-05-23 KR KR1020207035676A patent/KR102280461B1/ko active Active
- 2014-05-23 KR KR1020157036397A patent/KR101763131B1/ko active Active
- 2014-05-23 MY MYPI2019003013A patent/MY199032A/en unknown
- 2014-05-23 EP EP14725736.4A patent/EP3005350B1/en 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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