SG11202001169WA - Time-domain stereo encoding and decoding method and related product - Google Patents
Time-domain stereo encoding and decoding method and related productInfo
- Publication number
- SG11202001169WA SG11202001169WA SG11202001169WA SG11202001169WA SG11202001169WA SG 11202001169W A SG11202001169W A SG 11202001169WA SG 11202001169W A SG11202001169W A SG 11202001169WA SG 11202001169W A SG11202001169W A SG 11202001169WA SG 11202001169W A SG11202001169W A SG 11202001169WA
- Authority
- SG
- Singapore
- Prior art keywords
- time
- decoding method
- related product
- stereo encoding
- domain stereo
- 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
- G10L19/008—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
- G10L19/04—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
- G10L19/20—Vocoders using multiple modes using sound class specific coding, hybrid encoders or object based coding
-
- 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
- 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
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
- H04S3/008—Systems employing more than two channels, e.g. quadraphonic in which the audio signals are in digital form, i.e. employing more than two discrete digital channels
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Computational Linguistics (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Mathematical Physics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Stereophonic System (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710679740.6A CN109389984B (en) | 2017-08-10 | 2017-08-10 | Time domain stereo coding and decoding method and related products |
| PCT/CN2018/100060 WO2019029724A1 (en) | 2017-08-10 | 2018-08-10 | Time-domain stereo coding and decoding method, and related product |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SG11202001169WA true SG11202001169WA (en) | 2020-03-30 |
Family
ID=65272801
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SG11202001169WA SG11202001169WA (en) | 2017-08-10 | 2018-08-10 | Time-domain stereo encoding and decoding method and related product |
Country Status (10)
| Country | Link |
|---|---|
| US (3) | US11062715B2 (en) |
| EP (2) | EP3664087B1 (en) |
| JP (3) | JP6974927B2 (en) |
| KR (4) | KR20240032159A (en) |
| CN (2) | CN109389984B (en) |
| BR (1) | BR112020002682A2 (en) |
| ES (1) | ES2977791T3 (en) |
| SG (1) | SG11202001169WA (en) |
| TW (1) | TWI689210B (en) |
| WO (1) | WO2019029724A1 (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113782039A (en) * | 2017-08-10 | 2021-12-10 | 华为技术有限公司 | Time domain stereo coding and decoding method and related products |
| CN109389984B (en) * | 2017-08-10 | 2021-09-14 | 华为技术有限公司 | Time domain stereo coding and decoding method and related products |
| JPWO2022176270A1 (en) * | 2021-02-16 | 2022-08-25 | ||
| CN114365509B (en) * | 2021-12-03 | 2024-03-01 | 北京小米移动软件有限公司 | Stereo audio signal processing method and equipment/storage medium/device |
| WO2023130018A1 (en) * | 2021-12-30 | 2023-07-06 | Ibiquity Digital Corporation | Method and detector for providing an alert message for left/right phase inversion |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3144284B2 (en) * | 1995-11-27 | 2001-03-12 | 日本電気株式会社 | Audio coding device |
| US20030220800A1 (en) * | 2002-05-21 | 2003-11-27 | Budnikov Dmitry N. | Coding multichannel audio signals |
| US7966190B2 (en) * | 2005-07-11 | 2011-06-21 | Lg Electronics Inc. | Apparatus and method for processing an audio signal using linear prediction |
| KR101218776B1 (en) | 2006-01-11 | 2013-01-18 | 삼성전자주식회사 | Method of generating multi-channel signal from down-mixed signal and computer-readable medium |
| US8190425B2 (en) * | 2006-01-20 | 2012-05-29 | Microsoft Corporation | Complex cross-correlation parameters for multi-channel audio |
| BRPI0908630B1 (en) * | 2008-05-23 | 2020-09-15 | Koninklijke Philips N.V. | PARAMETRIC STEREO 'UPMIX' APPLIANCE, PARAMETRIC STEREO DECODER, METHOD FOR GENERATING A LEFT SIGN AND A RIGHT SIGN FROM A MONO 'DOWNMIX' SIGN BASED ON SPATIAL PARAMETERS, AUDIO EXECUTION DEVICE, DEVICE FOR AUDIO EXECUTION. DOWNMIX 'STEREO PARAMETRIC, STEREO PARAMETRIC ENCODER, METHOD FOR GENERATING A RESIDUAL FORECAST SIGNAL FOR A DIFFERENCE SIGNAL FROM A LEFT SIGN AND A RIGHT SIGNAL BASED ON SPACE PARAMETERS, AND PRODUCT PRODUCT PRODUCTS. |
| US8060042B2 (en) * | 2008-05-23 | 2011-11-15 | Lg Electronics Inc. | Method and an apparatus for processing an audio signal |
| MY181231A (en) * | 2008-07-11 | 2020-12-21 | Fraunhofer Ges Zur Forderung Der Angenwandten Forschung E V | Audio encoder and decoder for encoding and decoding audio samples |
| EP2439736A1 (en) * | 2009-06-02 | 2012-04-11 | Panasonic Corporation | Down-mixing device, encoder, and method therefor |
| EP2323130A1 (en) | 2009-11-12 | 2011-05-18 | Koninklijke Philips Electronics N.V. | Parametric encoding and decoding |
| FR2966634A1 (en) | 2010-10-22 | 2012-04-27 | France Telecom | ENHANCED STEREO PARAMETRIC ENCODING / DECODING FOR PHASE OPPOSITION CHANNELS |
| US9514757B2 (en) * | 2010-11-17 | 2016-12-06 | Panasonic Intellectual Property Corporation Of America | Stereo signal encoding device, stereo signal decoding device, stereo signal encoding method, and stereo signal decoding method |
| US20130177158A1 (en) * | 2011-11-17 | 2013-07-11 | Digital Audio Labs | Method for sending multiple pcm audio channels over an industry-standard stereo link |
| GB2524333A (en) * | 2014-03-21 | 2015-09-23 | Nokia Technologies Oy | Audio signal payload |
| ES2904275T3 (en) * | 2015-09-25 | 2022-04-04 | Voiceage Corp | Method and system for decoding the left and right channels of a stereo sound signal |
| CN109389984B (en) * | 2017-08-10 | 2021-09-14 | 华为技术有限公司 | Time domain stereo coding and decoding method and related products |
-
2017
- 2017-08-10 CN CN201710679740.6A patent/CN109389984B/en active Active
- 2017-08-10 CN CN202111088891.7A patent/CN114005455A/en active Pending
-
2018
- 2018-05-11 TW TW107116086A patent/TWI689210B/en active
- 2018-08-10 KR KR1020247006315A patent/KR20240032159A/en active Application Filing
- 2018-08-10 KR KR1020207006889A patent/KR102380431B1/en active IP Right Grant
- 2018-08-10 SG SG11202001169WA patent/SG11202001169WA/en unknown
- 2018-08-10 WO PCT/CN2018/100060 patent/WO2019029724A1/en unknown
- 2018-08-10 EP EP18843195.1A patent/EP3664087B1/en active Active
- 2018-08-10 ES ES18843195T patent/ES2977791T3/en active Active
- 2018-08-10 JP JP2020507599A patent/JP6974927B2/en active Active
- 2018-08-10 KR KR1020227010026A patent/KR102493482B1/en active IP Right Grant
- 2018-08-10 BR BR112020002682-4A patent/BR112020002682A2/en unknown
- 2018-08-10 KR KR1020237002928A patent/KR102641952B1/en active IP Right Grant
- 2018-08-10 EP EP23216612.4A patent/EP4358083A3/en active Pending
-
2020
- 2020-02-07 US US16/785,174 patent/US11062715B2/en active Active
-
2021
- 2021-06-23 US US17/355,785 patent/US11640825B2/en active Active
- 2021-11-04 JP JP2021180319A patent/JP7311573B2/en active Active
-
2023
- 2023-03-31 US US18/193,922 patent/US20230306972A1/en active Pending
- 2023-07-06 JP JP2023111288A patent/JP2023139041A/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| KR102641952B1 (en) | 2024-02-29 |
| JP2022010020A (en) | 2022-01-14 |
| TW201911888A (en) | 2019-03-16 |
| EP3664087A4 (en) | 2020-08-05 |
| ES2977791T3 (en) | 2024-08-30 |
| EP3664087A1 (en) | 2020-06-10 |
| US11640825B2 (en) | 2023-05-02 |
| EP4358083A2 (en) | 2024-04-24 |
| KR20220043246A (en) | 2022-04-05 |
| CN109389984A (en) | 2019-02-26 |
| JP7311573B2 (en) | 2023-07-19 |
| KR20200035138A (en) | 2020-04-01 |
| EP3664087B1 (en) | 2024-02-14 |
| JP2023139041A (en) | 2023-10-03 |
| US11062715B2 (en) | 2021-07-13 |
| US20200176000A1 (en) | 2020-06-04 |
| EP4358083A3 (en) | 2024-06-19 |
| KR102380431B1 (en) | 2022-04-01 |
| KR102493482B1 (en) | 2023-01-31 |
| RU2020109715A3 (en) | 2021-11-19 |
| JP6974927B2 (en) | 2021-12-01 |
| KR20240032159A (en) | 2024-03-08 |
| WO2019029724A1 (en) | 2019-02-14 |
| US20220139404A1 (en) | 2022-05-05 |
| BR112020002682A2 (en) | 2020-07-28 |
| CN114005455A (en) | 2022-02-01 |
| KR20230018550A (en) | 2023-02-07 |
| TWI689210B (en) | 2020-03-21 |
| RU2020109715A (en) | 2021-09-10 |
| US20230306972A1 (en) | 2023-09-28 |
| JP2020529636A (en) | 2020-10-08 |
| CN109389984B (en) | 2021-09-14 |
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