PL4160594T3 - Aparat do określania trybu kodowania audio - Google Patents
Aparat do określania trybu kodowania audioInfo
- Publication number
- PL4160594T3 PL4160594T3 PL22192100.0T PL22192100T PL4160594T3 PL 4160594 T3 PL4160594 T3 PL 4160594T3 PL 22192100 T PL22192100 T PL 22192100T PL 4160594 T3 PL4160594 T3 PL 4160594T3
- Authority
- PL
- Poland
- Prior art keywords
- determination device
- mode determination
- encoding mode
- audio encoding
- audio
- 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
- G10L19/04—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
-
- 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
-
- 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
-
- 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)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computational Linguistics (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Health & Medical Sciences (AREA)
- Mathematical Physics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Analogue/Digital Conversion (AREA)
- Stereophonic System (AREA)
- Stereo-Broadcasting Methods (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710679081.6A CN109389987B (zh) | 2017-08-10 | 2017-08-10 | 音频编解码模式确定方法和相关产品 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL4160594T3 true PL4160594T3 (pl) | 2025-02-10 |
Family
ID=65271933
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL22192100.0T PL4160594T3 (pl) | 2017-08-10 | 2018-08-10 | Aparat do określania trybu kodowania audio |
Country Status (10)
| Country | Link |
|---|---|
| US (4) | US11120807B2 (pl) |
| EP (3) | EP4160594B1 (pl) |
| KR (4) | KR102387159B1 (pl) |
| CN (2) | CN114898761A (pl) |
| AU (3) | AU2018315437B2 (pl) |
| BR (1) | BR112020002710A2 (pl) |
| ES (1) | ES2934532T3 (pl) |
| PL (1) | PL4160594T3 (pl) |
| TW (1) | TWI697892B (pl) |
| WO (1) | WO2019029737A1 (pl) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114898761A (zh) | 2017-08-10 | 2022-08-12 | 华为技术有限公司 | 立体声信号编解码方法及装置 |
| CN109859766B (zh) * | 2017-11-30 | 2021-08-20 | 华为技术有限公司 | 音频编解码方法和相关产品 |
| WO2021005741A1 (en) * | 2019-07-10 | 2021-01-14 | Nec Corporation | Speaker embedding apparatus and method |
| CN114023338B (zh) * | 2020-07-17 | 2025-06-03 | 华为技术有限公司 | 多声道音频信号的编码方法和装置 |
| CN113948095B (zh) * | 2020-07-17 | 2025-02-25 | 华为技术有限公司 | 多声道音频信号的编解码方法和装置 |
| CN114495951A (zh) * | 2020-11-11 | 2022-05-13 | 华为技术有限公司 | 音频编解码方法和装置 |
| CN115497485B (zh) * | 2021-06-18 | 2024-10-18 | 华为技术有限公司 | 三维音频信号编码方法、装置、编码器和系统 |
Family Cites Families (31)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7283634B2 (en) * | 2004-08-31 | 2007-10-16 | Dts, Inc. | Method of mixing audio channels using correlated outputs |
| US8180631B2 (en) | 2005-07-11 | 2012-05-15 | Lg Electronics Inc. | Apparatus and method of processing an audio signal, utilizing a unique offset associated with each coded-coefficient |
| CN101292284B (zh) * | 2005-10-20 | 2012-10-10 | Lg电子株式会社 | 编码解码多声道音频信号的方法及其装置 |
| KR101453732B1 (ko) | 2007-04-16 | 2014-10-24 | 삼성전자주식회사 | 스테레오 신호 및 멀티 채널 신호 부호화 및 복호화 방법및 장치 |
| RU2497204C2 (ru) * | 2008-05-23 | 2013-10-27 | Конинклейке Филипс Электроникс Н.В. | Устройство параметрического стереофонического повышающего микширования, параметрический стереофонический декодер, устройство параметрического стереофонического понижающего микширования, параметрический стереофонический кодер |
| ES2415155T3 (es) * | 2009-03-17 | 2013-07-24 | Dolby International Ab | Codificación estéreo avanzada basada en una combinación de codificación estéreo izquierda/derecha o central/lateral seleccionable de manera adaptativa y de codificación estéreo paramétrica |
| US8892427B2 (en) * | 2009-07-27 | 2014-11-18 | Industry-Academic Cooperation Foundation, Yonsei University | Method and an apparatus for processing an audio signal |
| WO2011034376A2 (en) * | 2009-09-17 | 2011-03-24 | Lg Electronics Inc. | A method and an apparatus for processing an audio signal |
| WO2011039668A1 (en) * | 2009-09-29 | 2011-04-07 | Koninklijke Philips Electronics N.V. | Apparatus for mixing a digital audio |
| EP2323130A1 (en) | 2009-11-12 | 2011-05-18 | Koninklijke Philips Electronics N.V. | Parametric encoding and decoding |
| US20120035940A1 (en) * | 2010-08-06 | 2012-02-09 | Samsung Electronics Co., Ltd. | Audio signal processing method, encoding apparatus therefor, and decoding apparatus therefor |
| FR2966634A1 (fr) | 2010-10-22 | 2012-04-27 | France Telecom | Codage/decodage parametrique stereo ameliore pour les canaux en opposition de phase |
| FR2969805A1 (fr) * | 2010-12-23 | 2012-06-29 | France Telecom | Codage bas retard alternant codage predictif et codage par transformee |
| JP5942358B2 (ja) * | 2011-08-24 | 2016-06-29 | ソニー株式会社 | 符号化装置および方法、復号装置および方法、並びにプログラム |
| US9053698B2 (en) * | 2012-01-24 | 2015-06-09 | Broadcom Corporation | Jitter buffer enhanced joint source channel decoding |
| EP2839460A4 (en) * | 2012-04-18 | 2015-12-30 | Nokia Technologies Oy | STEREOTONSIGNALCODIERER |
| ES2900594T3 (es) * | 2012-11-13 | 2022-03-17 | Samsung Electronics Co Ltd | Procedimiento para determinar un modo de codificación |
| WO2014108738A1 (en) * | 2013-01-08 | 2014-07-17 | Nokia Corporation | Audio signal multi-channel parameter encoder |
| MX343571B (es) * | 2013-01-21 | 2016-11-09 | Dolby Laboratories Licensing Corp | Codificador y decodificador de audio con metadatos de limite y sonoridad de programa. |
| US9715880B2 (en) | 2013-02-21 | 2017-07-25 | Dolby International Ab | Methods for parametric multi-channel encoding |
| CN106409313B (zh) * | 2013-08-06 | 2021-04-20 | 华为技术有限公司 | 一种音频信号分类方法和装置 |
| CN106486129B (zh) | 2014-06-27 | 2019-10-25 | 华为技术有限公司 | 一种音频编码方法和装置 |
| PL3163571T3 (pl) * | 2014-07-28 | 2020-05-18 | Nippon Telegraph And Telephone Corporation | Kodowanie sygnału dźwiękowego |
| US10194151B2 (en) * | 2014-07-28 | 2019-01-29 | Samsung Electronics Co., Ltd. | Signal encoding method and apparatus and signal decoding method and apparatus |
| EP3007167A1 (en) * | 2014-10-10 | 2016-04-13 | Thomson Licensing | Method and apparatus for low bit rate compression of a Higher Order Ambisonics HOA signal representation of a sound field |
| EP3067887A1 (en) * | 2015-03-09 | 2016-09-14 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoder for encoding a multichannel signal and audio decoder for decoding an encoded audio signal |
| EP3067889A1 (en) * | 2015-03-09 | 2016-09-14 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Method and apparatus for signal-adaptive transform kernel switching in audio coding |
| TWI607655B (zh) * | 2015-06-19 | 2017-12-01 | Sony Corp | Coding apparatus and method, decoding apparatus and method, and program |
| EP3353784B1 (en) * | 2015-09-25 | 2025-03-05 | VoiceAge Corporation | Method and system for encoding left and right channels of a stereo sound signal selecting between two and four sub-frames models depending on the bit budget |
| US10152977B2 (en) | 2015-11-20 | 2018-12-11 | Qualcomm Incorporated | Encoding of multiple audio signals |
| CN114898761A (zh) * | 2017-08-10 | 2022-08-12 | 华为技术有限公司 | 立体声信号编解码方法及装置 |
-
2017
- 2017-08-10 CN CN202210521742.3A patent/CN114898761A/zh active Pending
- 2017-08-10 CN CN201710679081.6A patent/CN109389987B/zh active Active
-
2018
- 2018-05-11 TW TW107116050A patent/TWI697892B/zh active
- 2018-08-10 PL PL22192100.0T patent/PL4160594T3/pl unknown
- 2018-08-10 EP EP22192100.0A patent/EP4160594B1/en active Active
- 2018-08-10 WO PCT/CN2018/100100 patent/WO2019029737A1/zh not_active Ceased
- 2018-08-10 BR BR112020002710-3A patent/BR112020002710A2/pt unknown
- 2018-08-10 EP EP24191978.6A patent/EP4488994A3/en active Pending
- 2018-08-10 AU AU2018315437A patent/AU2018315437B2/en active Active
- 2018-08-10 KR KR1020207006988A patent/KR102387159B1/ko active Active
- 2018-08-10 ES ES18845237T patent/ES2934532T3/es active Active
- 2018-08-10 KR KR1020237002377A patent/KR102664355B1/ko active Active
- 2018-08-10 EP EP18845237.9A patent/EP3664088B1/en active Active
- 2018-08-10 KR KR1020247014827A patent/KR20240066194A/ko active Pending
- 2018-08-10 KR KR1020227012056A patent/KR102492119B1/ko active Active
-
2020
- 2020-02-07 US US16/785,274 patent/US11120807B2/en active Active
-
2021
- 2021-08-12 US US17/400,289 patent/US11935547B2/en active Active
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2023
- 2023-08-24 AU AU2023219934A patent/AU2023219934B2/en active Active
-
2024
- 2024-02-13 US US18/440,210 patent/US12469503B2/en active Active
-
2025
- 2025-07-22 AU AU2025206409A patent/AU2025206409A1/en active Pending
- 2025-10-09 US US19/354,537 patent/US20260038514A1/en active Pending
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