SG11202009801VA - Apparatus, method or computer program for estimating an inter-channel time difference - Google Patents
Apparatus, method or computer program for estimating an inter-channel time differenceInfo
- Publication number
- SG11202009801VA SG11202009801VA SG11202009801VA SG11202009801VA SG11202009801VA SG 11202009801V A SG11202009801V A SG 11202009801VA SG 11202009801V A SG11202009801V A SG 11202009801VA SG 11202009801V A SG11202009801V A SG 11202009801VA SG 11202009801V A SG11202009801V A SG 11202009801VA
- Authority
- SG
- Singapore
- Prior art keywords
- estimating
- inter
- computer program
- time difference
- channel time
- 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
- G10L19/008—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
- G10L21/00—Processing of the speech or voice signal to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
- G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
- G10L21/0208—Noise filtering
- G10L21/0216—Noise filtering characterised by the method used for estimating noise
-
- 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
- G10L25/06—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters the extracted parameters being correlation 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
- G10L25/18—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters the extracted parameters being spectral information of each sub-band
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP18165882 | 2018-04-05 | ||
| PCT/EP2019/058434 WO2019193070A1 (en) | 2018-04-05 | 2019-04-03 | Apparatus, method or computer program for estimating an inter-channel time difference |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SG11202009801VA true SG11202009801VA (en) | 2020-11-27 |
Family
ID=61965696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SG11202009801VA SG11202009801VA (en) | 2018-04-05 | 2019-04-03 | Apparatus, method or computer program for estimating an inter-channel time difference |
Country Status (18)
| Country | Link |
|---|---|
| US (2) | US11594231B2 (en) |
| EP (2) | EP3985665A1 (en) |
| JP (2) | JP7204774B2 (en) |
| KR (1) | KR102550424B1 (en) |
| CN (1) | CN112262433B (en) |
| AR (1) | AR117567A1 (en) |
| AU (1) | AU2019249872B2 (en) |
| BR (1) | BR112020020457A2 (en) |
| CA (1) | CA3095971C (en) |
| ES (1) | ES2909343T3 (en) |
| MX (1) | MX2020010462A (en) |
| PL (1) | PL3776541T3 (en) |
| PT (1) | PT3776541T (en) |
| RU (1) | RU2762302C1 (en) |
| SG (1) | SG11202009801VA (en) |
| TW (1) | TWI714046B (en) |
| WO (1) | WO2019193070A1 (en) |
| ZA (1) | ZA202006125B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11418879B2 (en) * | 2020-05-13 | 2022-08-16 | Nxp B.V. | Audio signal blending with beat alignment |
| CN113948098A (en) * | 2020-07-17 | 2022-01-18 | 华为技术有限公司 | Stereo audio signal time delay estimation method and device |
| CN116075889A (en) * | 2020-08-31 | 2023-05-05 | 弗劳恩霍夫应用研究促进协会 | Multi-channel signal generator, audio encoder and related methods depending on mixed noise signal |
| CN112242150B (en) * | 2020-09-30 | 2024-04-12 | 上海佰贝科技发展股份有限公司 | Method and system for detecting stereo |
| WO2022262960A1 (en) * | 2021-06-15 | 2022-12-22 | Telefonaktiebolaget Lm Ericsson (Publ) | Improved stability of inter-channel time difference (itd) estimator for coincident stereo capture |
| WO2023038637A1 (en) * | 2021-09-13 | 2023-03-16 | Luminous Computing, Inc. | Optical filter system and method of operation |
| CN114324972B (en) * | 2022-01-10 | 2022-09-13 | 浙江大学 | Self-adaptive generalized cross-correlation time delay estimation method suitable for fluid cross-correlation speed measurement |
| WO2024053353A1 (en) * | 2022-09-08 | 2024-03-14 | パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ | Signal processing device and signal processing method |
Family Cites Families (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5434948A (en) | 1989-06-15 | 1995-07-18 | British Telecommunications Public Limited Company | Polyphonic coding |
| US7116787B2 (en) * | 2001-05-04 | 2006-10-03 | Agere Systems Inc. | Perceptual synthesis of auditory scenes |
| US7720230B2 (en) * | 2004-10-20 | 2010-05-18 | Agere Systems, Inc. | Individual channel shaping for BCC schemes and the like |
| 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 |
| KR20080066537A (en) * | 2007-01-12 | 2008-07-16 | 엘지전자 주식회사 | Encoding/decoding an audio signal with a side information |
| GB2453117B (en) * | 2007-09-25 | 2012-05-23 | Motorola Mobility Inc | Apparatus and method for encoding a multi channel audio signal |
| JP5883561B2 (en) | 2007-10-17 | 2016-03-15 | フラウンホッファー−ゲゼルシャフト ツァ フェルダールング デァ アンゲヴァンテン フォアシュンク エー．ファオ | Speech encoder using upmix |
| KR101405956B1 (en) * | 2007-12-28 | 2014-06-12 | 엘지전자 주식회사 | Method for processing for an audio signal, and apparatus for implementing the same |
| BR122020009727B1 (en) | 2008-05-23 | 2021-04-06 | Koninklijke Philips N.V. | METHOD |
| WO2010037426A1 (en) * | 2008-10-03 | 2010-04-08 | Nokia Corporation | An apparatus |
| US8504378B2 (en) * | 2009-01-22 | 2013-08-06 | Panasonic Corporation | Stereo acoustic signal encoding apparatus, stereo acoustic signal decoding apparatus, and methods for the same |
| BRPI1009467B1 (en) * | 2009-03-17 | 2020-08-18 | Dolby International Ab | CODING SYSTEM, DECODING SYSTEM, METHOD FOR CODING A STEREO SIGNAL FOR A BIT FLOW SIGNAL AND METHOD FOR DECODING A BIT FLOW SIGNAL FOR A STEREO SIGNAL |
| CN101848412B (en) | 2009-03-25 | 2012-03-21 | 华为技术有限公司 | Method and device for estimating interchannel delay and encoder |
| CN102157152B (en) * | 2010-02-12 | 2014-04-30 | 华为技术有限公司 | Method for coding stereo and device thereof |
| US9424852B2 (en) * | 2011-02-02 | 2016-08-23 | Telefonaktiebolaget Lm Ericsson (Publ) | Determining the inter-channel time difference of a multi-channel audio signal |
| US9253574B2 (en) * | 2011-09-13 | 2016-02-02 | Dts, Inc. | Direct-diffuse decomposition |
| JP5692006B2 (en) * | 2011-11-02 | 2015-04-01 | トヨタ自動車株式会社 | Sound source estimation apparatus, method, program, and moving object |
| CN103534753B (en) * | 2012-04-05 | 2015-05-27 | 华为技术有限公司 | Method for inter-channel difference estimation and spatial audio coding device |
| US9460729B2 (en) * | 2012-09-21 | 2016-10-04 | Dolby Laboratories Licensing Corporation | Layered approach to spatial audio coding |
| EP2980789A1 (en) * | 2014-07-30 | 2016-02-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for enhancing an audio signal, sound enhancing system |
| US10068586B2 (en) * | 2014-08-14 | 2018-09-04 | Rensselaer Polytechnic Institute | Binaurally integrated cross-correlation auto-correlation mechanism |
| CN106033671B (en) * | 2015-03-09 | 2020-11-06 | 华为技术有限公司 | Method and apparatus for determining inter-channel time difference parameters |
| BR112018014799A2 (en) * | 2016-01-22 | 2018-12-18 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V. | apparatus and method for estimating a time difference between channels |
| CN107742521B (en) * | 2016-08-10 | 2021-08-13 | 华为技术有限公司 | Coding method and coder for multi-channel signal |
-
2019
- 2019-04-03 CN CN201980037464.0A patent/CN112262433B/en active Active
- 2019-04-03 WO PCT/EP2019/058434 patent/WO2019193070A1/en active Application Filing
- 2019-04-03 BR BR112020020457-9A patent/BR112020020457A2/en active Search and Examination
- 2019-04-03 MX MX2020010462A patent/MX2020010462A/en unknown
- 2019-04-03 PT PT197138266T patent/PT3776541T/en unknown
- 2019-04-03 PL PL19713826T patent/PL3776541T3/en unknown
- 2019-04-03 CA CA3095971A patent/CA3095971C/en active Active
- 2019-04-03 TW TW108111909A patent/TWI714046B/en active
- 2019-04-03 EP EP21212592.6A patent/EP3985665A1/en active Pending
- 2019-04-03 SG SG11202009801VA patent/SG11202009801VA/en unknown
- 2019-04-03 ES ES19713826T patent/ES2909343T3/en active Active
- 2019-04-03 KR KR1020207031943A patent/KR102550424B1/en active IP Right Grant
- 2019-04-03 JP JP2020554532A patent/JP7204774B2/en active Active
- 2019-04-03 RU RU2020135902A patent/RU2762302C1/en active
- 2019-04-03 EP EP19713826.6A patent/EP3776541B1/en active Active
- 2019-04-03 AU AU2019249872A patent/AU2019249872B2/en active Active
- 2019-04-05 AR ARP190100911A patent/AR117567A1/en active IP Right Grant
-
2020
- 2020-09-29 US US17/036,261 patent/US11594231B2/en active Active
- 2020-10-02 ZA ZA2020/06125A patent/ZA202006125B/en unknown
-
2022
- 2022-12-28 JP JP2022210992A patent/JP2023036893A/en active Pending
-
2023
- 2023-01-26 US US18/159,932 patent/US20230169985A1/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JP7204774B2 (en) | 2023-01-16 |
| CA3095971A1 (en) | 2019-10-10 |
| US11594231B2 (en) | 2023-02-28 |
| MX2020010462A (en) | 2020-10-22 |
| BR112020020457A2 (en) | 2021-01-12 |
| AU2019249872B2 (en) | 2021-11-04 |
| PL3776541T3 (en) | 2022-05-23 |
| AU2019249872A1 (en) | 2020-11-12 |
| EP3985665A1 (en) | 2022-04-20 |
| PT3776541T (en) | 2022-03-21 |
| EP3776541B1 (en) | 2022-01-12 |
| CN112262433A (en) | 2021-01-22 |
| WO2019193070A1 (en) | 2019-10-10 |
| AR117567A1 (en) | 2021-08-18 |
| CA3095971C (en) | 2023-04-25 |
| JP2021519949A (en) | 2021-08-12 |
| JP2023036893A (en) | 2023-03-14 |
| ZA202006125B (en) | 2022-07-27 |
| US20230169985A1 (en) | 2023-06-01 |
| KR20200140864A (en) | 2020-12-16 |
| US20210012784A1 (en) | 2021-01-14 |
| TW202004734A (en) | 2020-01-16 |
| TWI714046B (en) | 2020-12-21 |
| EP3776541A1 (en) | 2021-02-17 |
| RU2762302C1 (en) | 2021-12-17 |
| CN112262433B (en) | 2024-03-01 |
| ES2909343T3 (en) | 2022-05-06 |
| KR102550424B1 (en) | 2023-07-04 |
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