SG11202011324RA - Stereo signal encoding method and apparatus - Google Patents
Stereo signal encoding method and apparatusInfo
- Publication number
- SG11202011324RA SG11202011324RA SG11202011324RA SG11202011324RA SG11202011324RA SG 11202011324R A SG11202011324R A SG 11202011324RA SG 11202011324R A SG11202011324R A SG 11202011324RA SG 11202011324R A SG11202011324R A SG 11202011324RA SG 11202011324R A SG11202011324R A SG 11202011324RA
- Authority
- SG
- Singapore
- Prior art keywords
- encoding method
- stereo signal
- signal encoding
- stereo
- signal
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
- G10L19/0204—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 subband decomposition
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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 OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
- G10L19/06—Determination or coding of the spectral characteristics, e.g. of the short-term prediction coefficients
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
- G10L25/03—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
- G10L25/48—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use
- G10L25/51—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use for comparison or discrimination
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/60—Network streaming of media packets
- H04L65/70—Media network packetisation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/60—Network streaming of media packets
- H04L65/75—Media network packet handling
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/60—Network streaming of media packets
- H04L65/75—Media network packet handling
- H04L65/756—Media network packet handling adapting media to device capabilities
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S1/00—Two-channel systems
- H04S1/007—Two-channel systems in which the audio signals are in digital form
-
- 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
- H04S2400/03—Aspects of down-mixing multi-channel audio to configurations with lower numbers of playback channels, e.g. 7.1 -> 5.1
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Acoustics & Sound (AREA)
- Computational Linguistics (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Health & Medical Sciences (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Mathematical Physics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810549237.3A CN110556117B (en) | 2018-05-31 | 2018-05-31 | Coding method and device for stereo signal |
| PCT/CN2019/076341 WO2019227991A1 (en) | 2018-05-31 | 2019-02-27 | Method and apparatus for encoding stereophonic signal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SG11202011324RA true SG11202011324RA (en) | 2020-12-30 |
Family
ID=68697244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SG11202011324RA SG11202011324RA (en) | 2018-05-31 | 2019-02-27 | Stereo signal encoding method and apparatus |
Country Status (8)
| Country | Link |
|---|---|
| US (2) | US11462224B2 (en) |
| EP (1) | EP3783607B1 (en) |
| JP (2) | JP7110401B2 (en) |
| KR (2) | KR20230098708A (en) |
| CN (2) | CN114708874A (en) |
| BR (1) | BR112020024257A2 (en) |
| SG (1) | SG11202011324RA (en) |
| WO (1) | WO2019227991A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110556118B (en) | 2018-05-31 | 2022-05-10 | 华为技术有限公司 | Coding method and device for stereo signal |
| CN117079657B (en) * | 2023-10-16 | 2024-01-26 | 中国铁塔股份有限公司 | Pressure limit processing method and device, electronic equipment and readable storage medium |
Family Cites Families (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4245288B2 (en) * | 2001-11-13 | 2009-03-25 | パナソニック株式会社 | Speech coding apparatus and speech decoding apparatus |
| CN1266673C (en) * | 2002-03-12 | 2006-07-26 | 诺基亚有限公司 | Efficient improvement in scalable audio coding |
| US7318035B2 (en) * | 2003-05-08 | 2008-01-08 | Dolby Laboratories Licensing Corporation | Audio coding systems and methods using spectral component coupling and spectral component regeneration |
| MXPA06011396A (en) | 2004-04-05 | 2006-12-20 | Koninkl Philips Electronics Nv | Stereo coding and decoding methods and apparatuses thereof. |
| JP5238256B2 (en) * | 2004-11-04 | 2013-07-17 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | Encoding and decoding multi-channel audio signals |
| JP2008519306A (en) | 2004-11-04 | 2008-06-05 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | Encode and decode signal pairs |
| US7573912B2 (en) * | 2005-02-22 | 2009-08-11 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschunng E.V. | Near-transparent or transparent multi-channel encoder/decoder scheme |
| US7751572B2 (en) | 2005-04-15 | 2010-07-06 | Dolby International Ab | Adaptive residual audio coding |
| US7548853B2 (en) * | 2005-06-17 | 2009-06-16 | Shmunk Dmitry V | Scalable compressed audio bit stream and codec using a hierarchical filterbank and multichannel joint coding |
| WO2007090988A2 (en) * | 2006-02-06 | 2007-08-16 | France Telecom | Method and device for the hierarchical coding of a source audio signal and corresponding decoding method and device, programs and signal |
| US8571875B2 (en) * | 2006-10-18 | 2013-10-29 | Samsung Electronics Co., Ltd. | Method, medium, and apparatus encoding and/or decoding multichannel audio signals |
| CN101067931B (en) * | 2007-05-10 | 2011-04-20 | 芯晟(北京)科技有限公司 | Efficient configurable frequency domain parameter stereo-sound and multi-sound channel coding and decoding method and system |
| CN101393743A (en) * | 2007-09-19 | 2009-03-25 | 中兴通讯股份有限公司 | Stereo encoding apparatus capable of parameter configuration and encoding method thereof |
| CN101842832B (en) * | 2007-10-31 | 2012-11-07 | 松下电器产业株式会社 | Encoder and decoder |
| KR101428487B1 (en) * | 2008-07-11 | 2014-08-08 | 삼성전자주식회사 | Method and apparatus for encoding and decoding multi-channel |
| CN101635145B (en) * | 2008-07-24 | 2012-06-06 | 华为技术有限公司 | Method, device and system for coding and decoding |
| KR101367604B1 (en) * | 2009-03-17 | 2014-02-26 | 돌비 인터네셔널 에이비 | Advanced stereo coding based on a combination of adaptively selectable left/right or mid/side stereo coding and of parametric stereo coding |
| FR2947944A1 (en) * | 2009-07-07 | 2011-01-14 | France Telecom | PERFECTED CODING / DECODING OF AUDIONUMERIC SIGNALS |
| KR20110018107A (en) * | 2009-08-17 | 2011-02-23 | 삼성전자주식회사 | Residual signal encoding and decoding method and apparatus |
| KR101710113B1 (en) * | 2009-10-23 | 2017-02-27 | 삼성전자주식회사 | Apparatus and method for encoding/decoding using phase information and residual signal |
| CN102243876B (en) * | 2010-05-12 | 2013-08-07 | 华为技术有限公司 | Quantization coding method and quantization coding device of prediction residual signal |
| BR112014007481A2 (en) | 2011-09-29 | 2017-04-04 | Dolby Int Ab | High quality detection on stereo FM radio signals |
| CN104170007B (en) * | 2012-06-19 | 2017-09-26 | 深圳广晟信源技术有限公司 | To monophonic or the stereo method encoded |
| EP2690621A1 (en) * | 2012-07-26 | 2014-01-29 | Thomson Licensing | Method and Apparatus for downmixing MPEG SAOC-like encoded audio signals at receiver side in a manner different from the manner of downmixing at encoder side |
| CN104541524B (en) | 2012-07-31 | 2017-03-08 | 英迪股份有限公司 | A kind of method and apparatus for processing audio signal |
| KR102204136B1 (en) * | 2012-08-22 | 2021-01-18 | 한국전자통신연구원 | Apparatus and method for encoding audio signal, apparatus and method for decoding audio signal |
| US20150125023A1 (en) | 2013-03-08 | 2015-05-07 | Ideavillage Products Corp. | Headset with variable acoustic impedance |
| EP2830053A1 (en) * | 2013-07-22 | 2015-01-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Multi-channel audio decoder, multi-channel audio encoder, methods and computer program using a residual-signal-based adjustment of a contribution of a decorrelated signal |
| 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 |
| MY186661A (en) * | 2015-09-25 | 2021-08-04 | Voiceage Corp | Method and system for time domain down mixing a stereo sound signal into primary and secondary channels using detecting an out-of-phase condition of the left and right channels |
-
2018
- 2018-05-31 CN CN202210345190.5A patent/CN114708874A/en active Pending
- 2018-05-31 CN CN201810549237.3A patent/CN110556117B/en active Active
-
2019
- 2019-02-27 KR KR1020237021245A patent/KR20230098708A/en not_active Application Discontinuation
- 2019-02-27 BR BR112020024257-8A patent/BR112020024257A2/en unknown
- 2019-02-27 WO PCT/CN2019/076341 patent/WO2019227991A1/en unknown
- 2019-02-27 KR KR1020207035773A patent/KR102548475B1/en active IP Right Grant
- 2019-02-27 EP EP19811645.1A patent/EP3783607B1/en active Active
- 2019-02-27 SG SG11202011324RA patent/SG11202011324RA/en unknown
- 2019-02-27 JP JP2020566740A patent/JP7110401B2/en active Active
-
2020
- 2020-11-25 US US17/104,852 patent/US11462224B2/en active Active
-
2022
- 2022-07-20 JP JP2022115641A patent/JP2022163058A/en active Pending
- 2022-08-11 US US17/886,087 patent/US11978463B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| WO2019227991A1 (en) | 2019-12-05 |
| JP2022163058A (en) | 2022-10-25 |
| KR102548475B1 (en) | 2023-06-26 |
| CN110556117A (en) | 2019-12-10 |
| CN114708874A (en) | 2022-07-05 |
| KR20230098708A (en) | 2023-07-04 |
| EP3783607A4 (en) | 2021-06-30 |
| EP3783607B1 (en) | 2024-05-08 |
| EP3783607A1 (en) | 2021-02-24 |
| BR112020024257A2 (en) | 2021-02-23 |
| US11462224B2 (en) | 2022-10-04 |
| KR20210008091A (en) | 2021-01-20 |
| US11978463B2 (en) | 2024-05-07 |
| US20220392470A1 (en) | 2022-12-08 |
| US20210082445A1 (en) | 2021-03-18 |
| JP2021525390A (en) | 2021-09-24 |
| JP7110401B2 (en) | 2022-08-01 |
| CN110556117B (en) | 2022-04-22 |
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