TWI585754B - 用以產生頻率增強音訊信號之解碼器與方法、用以產生編碼信號之編碼器與方法、以及電腦可讀媒體 - Google Patents
用以產生頻率增強音訊信號之解碼器與方法、用以產生編碼信號之編碼器與方法、以及電腦可讀媒體 Download PDFInfo
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- TWI585754B TWI585754B TW104132427A TW104132427A TWI585754B TW I585754 B TWI585754 B TW I585754B TW 104132427 A TW104132427 A TW 104132427A TW 104132427 A TW104132427 A TW 104132427A TW I585754 B TWI585754 B TW I585754B
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- 238000000034 method Methods 0.000 title claims description 56
- 230000005236 sound signal Effects 0.000 title claims description 44
- 238000013179 statistical model Methods 0.000 claims description 47
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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
- G10L19/04—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
- G10L19/26—Pre-filtering or post-filtering
- G10L19/265—Pre-filtering, e.g. high frequency emphasis prior to encoding
-
- 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
- G10L19/002—Dynamic bit allocation
-
- 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
- G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques
- G10L21/0388—Details of processing therefor
-
- 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
- G10L25/48—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use
- G10L25/69—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use for evaluating synthetic or decoded voice signals
Landscapes
- Engineering & Computer Science (AREA)
- Computational Linguistics (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Quality & Reliability (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Stereophonic System (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201361758092P | 2013-01-29 | 2013-01-29 | |
| PCT/EP2014/051591 WO2014118155A1 (en) | 2013-01-29 | 2014-01-28 | Decoder for generating a frequency enhanced audio signal, method of decoding, encoder for generating an encoded signal and method of encoding using compact selection side information |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| TW201603008A TW201603008A (zh) | 2016-01-16 |
| TWI585754B true TWI585754B (zh) | 2017-06-01 |
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| TW104132427A TWI585754B (zh) | 2013-01-29 | 2014-01-29 | 用以產生頻率增強音訊信號之解碼器與方法、用以產生編碼信號之編碼器與方法、以及電腦可讀媒體 |
| TW104132428A TWI585755B (zh) | 2013-01-29 | 2014-01-29 | 用以產生頻率增強音訊信號之解碼器與方法、用以產生編碼信號之編碼器與方法、電腦可讀媒體、以及機器可存取媒體 |
| TW103103520A TWI524333B (zh) | 2013-01-29 | 2014-01-29 | 用以產生頻率增強音訊信號之解碼器與方法、用以產生編碼信號之編碼器與方法、以及儲存媒體 |
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| TW104132428A TWI585755B (zh) | 2013-01-29 | 2014-01-29 | 用以產生頻率增強音訊信號之解碼器與方法、用以產生編碼信號之編碼器與方法、電腦可讀媒體、以及機器可存取媒體 |
| TW103103520A TWI524333B (zh) | 2013-01-29 | 2014-01-29 | 用以產生頻率增強音訊信號之解碼器與方法、用以產生編碼信號之編碼器與方法、以及儲存媒體 |
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| FR3008533A1 (fr) * | 2013-07-12 | 2015-01-16 | Orange | Facteur d'echelle optimise pour l'extension de bande de frequence dans un decodeur de signaux audiofrequences |
| TWI890652B (zh) * | 2015-03-13 | 2025-07-11 | 瑞典商杜比國際公司 | 音訊處理單元、用於將經編碼的音訊位元流解碼之方法以及非暫態電腦可讀媒體 |
| US10008214B2 (en) * | 2015-09-11 | 2018-06-26 | Electronics And Telecommunications Research Institute | USAC audio signal encoding/decoding apparatus and method for digital radio services |
| EP3701527B1 (en) * | 2017-10-27 | 2023-08-30 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus, method or computer program for generating a bandwidth-enhanced audio signal using a neural network processor |
| KR102556098B1 (ko) * | 2017-11-24 | 2023-07-18 | 한국전자통신연구원 | 심리음향 기반 가중된 오류 함수를 이용한 오디오 신호 부호화 방법 및 장치, 그리고 오디오 신호 복호화 방법 및 장치 |
| CN108399913B (zh) * | 2018-02-12 | 2021-10-15 | 北京容联易通信息技术有限公司 | 高鲁棒性音频指纹识别方法及系统 |
| JP7019096B2 (ja) | 2018-08-30 | 2022-02-14 | ドルビー・インターナショナル・アーベー | 低ビットレート符号化オーディオの増強を制御する方法及び機器 |
| EP4046155B1 (en) | 2019-10-18 | 2025-12-31 | Dolby Laboratories Licensing Corporation | METHOD AND SYSTEM FOR WAVEFORM CODING OF AUDIO SIGNALS USING A GENERAL MODEL |
| WO2021158531A1 (en) * | 2020-02-03 | 2021-08-12 | Pindrop Security, Inc. | Cross-channel enrollment and authentication of voice biometrics |
| CN113808596B (zh) * | 2020-05-30 | 2025-01-03 | 华为技术有限公司 | 一种音频编码方法和音频编码装置 |
| CN112233685B (zh) * | 2020-09-08 | 2024-04-19 | 厦门亿联网络技术股份有限公司 | 基于深度学习注意力机制的频带扩展方法及装置 |
| CN112767956B (zh) * | 2021-04-09 | 2021-07-16 | 腾讯科技（深圳）有限公司 | 音频编码方法、装置、计算机设备及介质 |
| KR20220151953A (ko) | 2021-05-07 | 2022-11-15 | 한국전자통신연구원 | 부가 정보를 이용한 오디오 신호의 부호화 및 복호화 방법과 그 방법을 수행하는 부호화기 및 복호화기 |
| US20230016637A1 (en) * | 2021-07-07 | 2023-01-19 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Apparatus and Method for End-to-End Adversarial Blind Bandwidth Extension with one or more Convolutional and/or Recurrent Networks |
| CN114443891B (zh) * | 2022-01-14 | 2022-12-06 | 北京有竹居网络技术有限公司 | 编码器的生成方法、指纹提取方法、介质及电子设备 |
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2014
- 2014-01-28 EP EP14701550.7A patent/EP2951828B1/en active Active
- 2014-01-28 AU AU2014211523A patent/AU2014211523B2/en active Active
- 2014-01-28 SG SG10201608643PA patent/SG10201608643PA/en unknown
- 2014-01-28 MY MYPI2018001909A patent/MY205434A/en unknown
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