PL3405951T3 - Urządzenia i sposoby do kodowania lub dekodowania sygnału wielokanałowego audio z wykorzystaniem synchronizacji sterowania ramek - Google Patents
Urządzenia i sposoby do kodowania lub dekodowania sygnału wielokanałowego audio z wykorzystaniem synchronizacji sterowania ramekInfo
- Publication number
- PL3405951T3 PL3405951T3 PL17701669T PL17701669T PL3405951T3 PL 3405951 T3 PL3405951 T3 PL 3405951T3 PL 17701669 T PL17701669 T PL 17701669T PL 17701669 T PL17701669 T PL 17701669T PL 3405951 T3 PL3405951 T3 PL 3405951T3
- Authority
- PL
- Poland
- Prior art keywords
- decoding
- apparatuses
- encoding
- methods
- audio signal
- Prior art date
Links
- 230000005236 sound signal Effects 0.000 title 1
Classifications
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- 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
- G10L19/02—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
-
- 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
- G10L19/02—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
- G10L19/022—Blocking, i.e. grouping of samples in time; Choice of analysis windows; Overlap factoring
-
- 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
-
- 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
- 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
- H04S2400/01—Multi-channel, i.e. more than two input channels, sound reproduction with two speakers wherein the multi-channel information is substantially preserved
-
- 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
-
- 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)
- Multimedia (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Computational Linguistics (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Mathematical Physics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Stereophonic System (AREA)
- Radar Systems Or Details Thereof (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Financial Or Insurance-Related Operations Such As Payment And Settlement (AREA)
- Mobile Radio Communication Systems (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Emergency Protection Circuit Devices (AREA)
- Control Of Eletrric Generators (AREA)
- Measurement Of Unknown Time Intervals (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Stereo-Broadcasting Methods (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP16152450 | 2016-01-22 | ||
| EP16152453 | 2016-01-22 | ||
| EP17701669.8A EP3405951B1 (en) | 2016-01-22 | 2017-01-20 | Apparatuses and methods for encoding or decoding a multi-channel audio signal using frame control synchronization |
| PCT/EP2017/051212 WO2017125562A1 (en) | 2016-01-22 | 2017-01-20 | Apparatuses and methods for encoding or decoding a multi-channel audio signal using frame control synchronization |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL3405951T3 true PL3405951T3 (pl) | 2020-06-29 |
Family
ID=57838406
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL19157001.9T PL3503097T3 (pl) | 2016-01-22 | 2017-01-20 | Urządzenie oraz sposób do enkodowania lub dekodowania sygnału wielokanałowego z wykorzystaniem ponownego próbkowania w dziedzinie widmowej |
| PL17700707T PL3405949T3 (pl) | 2016-01-22 | 2017-01-20 | Urządzenie i sposób szacowania międzykanałowej różnicy czasowej |
| PL17700706T PL3284087T3 (pl) | 2016-01-22 | 2017-01-20 | Urządzenia i sposoby do kodowania lub dekodowania sygnału wielokanałowego audio z wykorzystaniem ponownego próbkowania w dziedzinie widmowej |
| PL17701669T PL3405951T3 (pl) | 2016-01-22 | 2017-01-20 | Urządzenia i sposoby do kodowania lub dekodowania sygnału wielokanałowego audio z wykorzystaniem synchronizacji sterowania ramek |
Family Applications Before (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL19157001.9T PL3503097T3 (pl) | 2016-01-22 | 2017-01-20 | Urządzenie oraz sposób do enkodowania lub dekodowania sygnału wielokanałowego z wykorzystaniem ponownego próbkowania w dziedzinie widmowej |
| PL17700707T PL3405949T3 (pl) | 2016-01-22 | 2017-01-20 | Urządzenie i sposób szacowania międzykanałowej różnicy czasowej |
| PL17700706T PL3284087T3 (pl) | 2016-01-22 | 2017-01-20 | Urządzenia i sposoby do kodowania lub dekodowania sygnału wielokanałowego audio z wykorzystaniem ponownego próbkowania w dziedzinie widmowej |
Country Status (19)
| Country | Link |
|---|---|
| US (7) | US10535356B2 (pl) |
| EP (5) | EP3405951B1 (pl) |
| JP (10) | JP6626581B2 (pl) |
| KR (4) | KR102343973B1 (pl) |
| CN (6) | CN108780649B (pl) |
| AU (5) | AU2017208580B2 (pl) |
| CA (4) | CA3011915C (pl) |
| ES (5) | ES2773794T3 (pl) |
| HK (1) | HK1244584B (pl) |
| MX (4) | MX372605B (pl) |
| MY (4) | MY189205A (pl) |
| PL (4) | PL3503097T3 (pl) |
| PT (3) | PT3405949T (pl) |
| RU (4) | RU2693648C2 (pl) |
| SG (3) | SG11201806216YA (pl) |
| TR (1) | TR201906475T4 (pl) |
| TW (4) | TWI643487B (pl) |
| WO (4) | WO2017125559A1 (pl) |
| ZA (3) | ZA201804625B (pl) |
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| KR101670063B1 (ko) | 2008-09-18 | 2016-10-28 | 한국전자통신연구원 | Ｍｄｃｔ 기반의 코더와 이종의 코더 간 변환에서의 인코딩 장치 및 디코딩 장치 |
| PL3503097T3 (pl) * | 2016-01-22 | 2024-03-11 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Urządzenie oraz sposób do enkodowania lub dekodowania sygnału wielokanałowego z wykorzystaniem ponownego próbkowania w dziedzinie widmowej |
| CN107731238B (zh) * | 2016-08-10 | 2021-07-16 | 华为技术有限公司 | 多声道信号的编码方法和编码器 |
| US10224042B2 (en) * | 2016-10-31 | 2019-03-05 | Qualcomm Incorporated | Encoding of multiple audio signals |
| CN110114826B (zh) | 2016-11-08 | 2023-09-05 | 弗劳恩霍夫应用研究促进协会 | 使用相位补偿对多声道信号进行下混合或上混合的装置和方法 |
| US10475457B2 (en) * | 2017-07-03 | 2019-11-12 | Qualcomm Incorporated | Time-domain inter-channel prediction |
| US10535357B2 (en) * | 2017-10-05 | 2020-01-14 | Qualcomm Incorporated | Encoding or decoding of audio signals |
| US10839814B2 (en) * | 2017-10-05 | 2020-11-17 | Qualcomm Incorporated | Encoding or decoding of audio signals |
| CN118197326A (zh) | 2018-02-01 | 2024-06-14 | 弗劳恩霍夫应用研究促进协会 | 使用混合编码器/解码器空间分析的音频场景编码器、音频场景解码器及相关方法 |
| US10978091B2 (en) * | 2018-03-19 | 2021-04-13 | Academia Sinica | System and methods for suppression by selecting wavelets for feature compression in distributed speech recognition |
| JP7204774B2 (ja) * | 2018-04-05 | 2023-01-16 | フラウンホーファー－ゲゼルシャフト・ツール・フェルデルング・デル・アンゲヴァンテン・フォルシュング・アインゲトラーゲネル・フェライン | チャネル間時間差を推定するための装置、方法またはコンピュータプログラム |
| CN110556116B (zh) | 2018-05-31 | 2021-10-22 | 华为技术有限公司 | 计算下混信号和残差信号的方法和装置 |
| EP3588495A1 (en) * | 2018-06-22 | 2020-01-01 | FRAUNHOFER-GESELLSCHAFT zur Förderung der angewandten Forschung e.V. | Multichannel audio coding |
| CN112352277B (zh) * | 2018-07-03 | 2024-05-31 | 松下电器（美国）知识产权公司 | 编码装置及编码方法 |
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