PL3776541T3 - Urządzenie, sposób lub program komputerowy do estymacji międzykanałowej różnicy czasowej - Google Patents
Urządzenie, sposób lub program komputerowy do estymacji międzykanałowej różnicy czasowejInfo
- Publication number
- PL3776541T3 PL3776541T3 PL19713826T PL19713826T PL3776541T3 PL 3776541 T3 PL3776541 T3 PL 3776541T3 PL 19713826 T PL19713826 T PL 19713826T PL 19713826 T PL19713826 T PL 19713826T PL 3776541 T3 PL3776541 T3 PL 3776541T3
- Authority
- PL
- Poland
- Prior art keywords
- estimating
- inter
- computer program
- time difference
- channel time
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R5/00—Stereophonic arrangements
- H04R5/04—Circuit arrangements, e.g. for selective connection of amplifier inputs/outputs to loudspeakers, for loudspeaker detection, or for adaptation of settings to personal preferences or hearing impairments
-
- 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
- G10L19/0017—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
- G10L21/00—Speech or voice signal processing techniques 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 TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; 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 TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/04—Arrangements for maintaining operational condition
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W56/00—Synchronisation arrangements
- H04W56/001—Synchronization between nodes
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Human Computer Interaction (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Health & Medical Sciences (AREA)
- Computational Linguistics (AREA)
- Mathematical Physics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Quality & Reliability (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Stereophonic System (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Complex Calculations (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (3)
| 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 |
| EP19713826.6A EP3776541B1 (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 |
|---|---|
| PL3776541T3 true PL3776541T3 (pl) | 2022-05-23 |
Family
ID=61965696
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL19713826T PL3776541T3 (pl) | 2018-04-05 | 2019-04-03 | Urządzenie, sposób lub program komputerowy do estymacji międzykanałowej różnicy czasowej |
| PL21212592.6T PL3985665T3 (pl) | 2018-04-05 | 2019-04-03 | Urządzenie, sposób lub program komputerowy do estymacji międzykanałowej różnicy czasowej |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL21212592.6T PL3985665T3 (pl) | 2018-04-05 | 2019-04-03 | Urządzenie, sposób lub program komputerowy do estymacji międzykanałowej różnicy czasowej |
Country Status (19)
| Country | Link |
|---|---|
| US (2) | US11594231B2 (pl) |
| EP (3) | EP4435783A3 (pl) |
| JP (2) | JP7204774B2 (pl) |
| KR (1) | KR102550424B1 (pl) |
| CN (2) | CN118283489A (pl) |
| AR (1) | AR117567A1 (pl) |
| AU (1) | AU2019249872B2 (pl) |
| BR (1) | BR112020020457A2 (pl) |
| CA (1) | CA3095971C (pl) |
| ES (2) | ES2988345T3 (pl) |
| MX (1) | MX2020010462A (pl) |
| MY (1) | MY208336A (pl) |
| PL (2) | PL3776541T3 (pl) |
| PT (1) | PT3776541T (pl) |
| RU (1) | RU2762302C1 (pl) |
| SG (1) | SG11202009801VA (pl) |
| TW (1) | TWI714046B (pl) |
| WO (1) | WO2019193070A1 (pl) |
| ZA (1) | ZA202006125B (pl) |
Families Citing this family (13)
| 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 |
| KR102741503B1 (ko) * | 2020-06-11 | 2024-12-12 | 돌비 레버러토리즈 라이쎈싱 코오포레이션 | 최소한의 트레이닝을 사용하여 일반화된 스테레오 배경들로부터 패닝된 소스들의 분리 |
| CN113948098B (zh) * | 2020-07-17 | 2025-06-10 | 华为技术有限公司 | 一种立体声音频信号时延估计方法及装置 |
| PL4205107T3 (pl) * | 2020-08-31 | 2025-08-18 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Generator sygnału wielokanałowego, enkoder audio oraz powiązane sposoby polegające na sygnale szumu miksowania |
| CN112242150B (zh) * | 2020-09-30 | 2024-04-12 | 上海佰贝科技发展股份有限公司 | 一种检测立体声的方法及其系统 |
| EP4356373A1 (en) * | 2021-06-15 | 2024-04-24 | 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 |
| CN114171061B (zh) * | 2021-12-29 | 2024-12-20 | 苏州科达特种视讯有限公司 | 时延估计方法、设备及存储介质 |
| CN114324972B (zh) * | 2022-01-10 | 2022-09-13 | 浙江大学 | 一种适用于流体互相关测速的自适应广义互相关时延估计方法 |
| WO2024053353A1 (ja) * | 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 | 信号処理装置、及び、信号処理方法 |
| JPWO2024202997A1 (pl) * | 2023-03-29 | 2024-10-03 | ||
| WO2024202972A1 (ja) * | 2023-03-29 | 2024-10-03 | 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 | チャネル間時間差推定装置、及び、チャネル間時間差推定方法 |
| CN119228618A (zh) * | 2023-06-29 | 2024-12-31 | 北京火山引擎科技有限公司 | 图像处理方法、装置、可读介质及电子设备 |
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 (ko) * | 2007-01-12 | 2008-07-16 | 엘지전자 주식회사 | 부가정보를 가지는 오디오신호의 부호화/복호화 방법 및장치 |
| GB2453117B (en) | 2007-09-25 | 2012-05-23 | Motorola Mobility Inc | Apparatus and method for encoding a multi channel audio signal |
| MX2010004138A (es) | 2007-10-17 | 2010-04-30 | Ten Forschung Ev Fraunhofer | Codificacion de audio usando conversion de estereo a multicanal. |
| KR101405956B1 (ko) * | 2007-12-28 | 2014-06-12 | 엘지전자 주식회사 | 오디오 신호 처리 방법 및 장치 |
| US8811621B2 (en) | 2008-05-23 | 2014-08-19 | Koninklijke Philips N.V. | Parametric stereo upmix apparatus, a parametric stereo decoder, a parametric stereo downmix apparatus, a parametric stereo encoder |
| US20110206209A1 (en) * | 2008-10-03 | 2011-08-25 | Nokia Corporation | Apparatus |
| JP5269914B2 (ja) * | 2009-01-22 | 2013-08-21 | パナソニック株式会社 | ステレオ音響信号符号化装置、ステレオ音響信号復号装置およびそれらの方法 |
| WO2010105926A2 (en) | 2009-03-17 | 2010-09-23 | Dolby International Ab | Advanced stereo coding based on a combination of adaptively selectable left/right or mid/side stereo coding and of parametric stereo coding |
| CN101848412B (zh) * | 2009-03-25 | 2012-03-21 | 华为技术有限公司 | 通道间延迟估计的方法及其装置和编码器 |
| CN102157152B (zh) * | 2010-02-12 | 2014-04-30 | 华为技术有限公司 | 立体声编码的方法、装置 |
| EP3035330B1 (en) * | 2011-02-02 | 2019-11-20 | 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 (ja) | 2011-11-02 | 2015-04-01 | トヨタ自動車株式会社 | 音源推定装置、方法、プログラム、及び移動体 |
| EP2702587B1 (en) * | 2012-04-05 | 2015-04-01 | Huawei Technologies Co., Ltd. | Method for inter-channel difference estimation and spatial audio coding device |
| WO2014046916A1 (en) * | 2012-09-21 | 2014-03-27 | 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 (zh) * | 2015-03-09 | 2020-11-06 | 华为技术有限公司 | 确定声道间时间差参数的方法和装置 |
| ES2768052T3 (es) | 2016-01-22 | 2020-06-19 | Fraunhofer Ges Forschung | Aparatos y procedimientos para codificar o decodificar una señal de audio multicanal usando sincronización de control de trama |
| CN107742521B (zh) * | 2016-08-10 | 2021-08-13 | 华为技术有限公司 | 多声道信号的编码方法和编码器 |
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2019
- 2019-04-03 KR KR1020207031943A patent/KR102550424B1/ko active Active
- 2019-04-03 JP JP2020554532A patent/JP7204774B2/ja active Active
- 2019-04-03 TW TW108111909A patent/TWI714046B/zh active
- 2019-04-03 EP EP24194360.4A patent/EP4435783A3/en active Pending
- 2019-04-03 RU RU2020135902A patent/RU2762302C1/ru active
- 2019-04-03 EP EP21212592.6A patent/EP3985665B1/en active Active
- 2019-04-03 AU AU2019249872A patent/AU2019249872B2/en active Active
- 2019-04-03 MX MX2020010462A patent/MX2020010462A/es unknown
- 2019-04-03 PT PT197138266T patent/PT3776541T/pt unknown
- 2019-04-03 BR BR112020020457-9A patent/BR112020020457A2/pt active Search and Examination
- 2019-04-03 ES ES21212592T patent/ES2988345T3/es active Active
- 2019-04-03 CA CA3095971A patent/CA3095971C/en active Active
- 2019-04-03 EP EP19713826.6A patent/EP3776541B1/en active Active
- 2019-04-03 ES ES19713826T patent/ES2909343T3/es active Active
- 2019-04-03 WO PCT/EP2019/058434 patent/WO2019193070A1/en not_active Ceased
- 2019-04-03 CN CN202410175071.9A patent/CN118283489A/zh active Pending
- 2019-04-03 SG SG11202009801VA patent/SG11202009801VA/en unknown
- 2019-04-03 MY MYPI2020005152A patent/MY208336A/en unknown
- 2019-04-03 CN CN201980037464.0A patent/CN112262433B/zh active Active
- 2019-04-03 PL PL19713826T patent/PL3776541T3/pl unknown
- 2019-04-03 PL PL21212592.6T patent/PL3985665T3/pl unknown
- 2019-04-05 AR ARP190100911A patent/AR117567A1/es active IP Right Grant
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2020
- 2020-09-29 US US17/036,261 patent/US11594231B2/en active Active
- 2020-10-02 ZA ZA2020/06125A patent/ZA202006125B/en unknown
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2022
- 2022-12-28 JP JP2022210992A patent/JP7598356B2/ja active Active
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2023
- 2023-01-26 US US18/159,932 patent/US12198705B2/en active Active
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