FI3621073T3 - Audiokoodauslaite ja audiokoodausmenetelmä - Google Patents
Audiokoodauslaite ja audiokoodausmenetelmä Download PDFInfo
- Publication number
- FI3621073T3 FI3621073T3 FIEP19205596.0T FI19205596T FI3621073T3 FI 3621073 T3 FI3621073 T3 FI 3621073T3 FI 19205596 T FI19205596 T FI 19205596T FI 3621073 T3 FI3621073 T3 FI 3621073T3
- Authority
- FI
- Finland
- Prior art keywords
- temporal envelope
- information
- audio signal
- audio coding
- input audio
- Prior art date
Links
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
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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
- G10L19/0204—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 using subband decomposition
-
- 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
- G10L19/028—Noise substitution, i.e. substituting non-tonal spectral components by noisy source
-
- 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
- G10L19/032—Quantisation or dequantisation of spectral components
-
- 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
- G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
- G10L19/12—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a code excitation, e.g. in code excited linear prediction [CELP] 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
- G10L19/04—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
- G10L19/167—Audio streaming, i.e. formatting and decoding of an encoded audio signal representation into a data stream for transmission or storage purposes
-
- 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
-
- 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
- G10L19/24—Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered encoding
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Computational Linguistics (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Human Computer Interaction (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Quality & Reliability (AREA)
- Mathematical Physics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Stereo-Broadcasting Methods (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014060650A JP6035270B2 (ja) | 2014-03-24 | 2014-03-24 | 音声復号装置、音声符号化装置、音声復号方法、音声符号化方法、音声復号プログラム、および音声符号化プログラム |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FI3621073T3 true FI3621073T3 (fi) | 2024-03-13 |
Family
ID=54195375
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FIEP19205596.0T FI3621073T3 (fi) | 2014-03-24 | 2015-03-20 | Audiokoodauslaite ja audiokoodausmenetelmä |
Country Status (20)
| Country | Link |
|---|---|
| US (4) | US10410647B2 (https=) |
| EP (4) | EP4293667B1 (https=) |
| JP (1) | JP6035270B2 (https=) |
| KR (7) | KR102208915B1 (https=) |
| CN (2) | CN107767876B (https=) |
| AU (7) | AU2015235133B2 (https=) |
| BR (1) | BR112016021165B1 (https=) |
| CA (2) | CA2942885C (https=) |
| DK (2) | DK3621073T3 (https=) |
| ES (2) | ES2772173T3 (https=) |
| FI (1) | FI3621073T3 (https=) |
| HU (1) | HUE065961T2 (https=) |
| MX (2) | MX388622B (https=) |
| MY (1) | MY165849A (https=) |
| PH (1) | PH12016501844B1 (https=) |
| PL (2) | PL3125243T3 (https=) |
| PT (2) | PT3621073T (https=) |
| RU (7) | RU2631155C1 (https=) |
| TW (7) | TW202546818A (https=) |
| WO (1) | WO2015146860A1 (https=) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5997592B2 (ja) | 2012-04-27 | 2016-09-28 | 株式会社Ｎｔｔドコモ | 音声復号装置 |
| JP6035270B2 (ja) | 2014-03-24 | 2016-11-30 | 株式会社Ｎｔｔドコモ | 音声復号装置、音声符号化装置、音声復号方法、音声符号化方法、音声復号プログラム、および音声符号化プログラム |
| EP2980795A1 (en) * | 2014-07-28 | 2016-02-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio encoding and decoding using a frequency domain processor, a time domain processor and a cross processor for initialization of the time domain processor |
| DE102017204181A1 (de) | 2017-03-14 | 2018-09-20 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Sender zum Emittieren von Signalen und Empfänger zum Empfangen von Signalen |
| EP3382701A1 (en) * | 2017-03-31 | 2018-10-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for post-processing an audio signal using prediction based shaping |
| EP3382700A1 (en) | 2017-03-31 | 2018-10-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for post-processing an audio signal using a transient location detection |
| KR102849175B1 (ko) * | 2018-08-08 | 2025-08-25 | 소니그룹주식회사 | 복호 장치, 복호 방법, 프로그램 |
| CN111314778B (zh) * | 2020-03-02 | 2021-09-07 | 北京小鸟科技股份有限公司 | 基于多种压缩制式的编解码融合处理方法、系统及装置 |
| CN115472171B (zh) * | 2021-06-11 | 2024-11-22 | 华为技术有限公司 | 编解码方法、装置、设备、存储介质及计算机程序 |
| CN121336256A (zh) * | 2023-04-21 | 2026-01-13 | 弗劳恩霍夫应用研究促进协会 | 具有子带信号上时间噪声整形的音频信号编解码的装置和方法 |
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| JPS523077B1 (https=) | 1970-01-08 | 1977-01-26 | ||
| JPS5913508B2 (ja) | 1975-06-23 | 1984-03-30 | オオツカセイヤク カブシキガイシヤ | アシルオキシ置換カルボスチリル誘導体の製造法 |
| JP3155560B2 (ja) | 1991-05-27 | 2001-04-09 | 株式会社コガネイ | マニホールドバルブ |
| JP3283413B2 (ja) | 1995-11-30 | 2002-05-20 | 株式会社日立製作所 | 符号化復号方法、符号化装置および復号装置 |
| WO2002071395A2 (en) * | 2001-03-02 | 2002-09-12 | Matsushita Electric Industrial Co., Ltd. | Apparatus for coding scaling factors in an audio coder |
| US7447631B2 (en) | 2002-06-17 | 2008-11-04 | Dolby Laboratories Licensing Corporation | Audio coding system using spectral hole filling |
| KR101001170B1 (ko) * | 2002-07-16 | 2010-12-15 | 코닌클리케 필립스 일렉트로닉스 엔.브이. | 오디오 코딩 |
| JP2004134900A (ja) * | 2002-10-09 | 2004-04-30 | Matsushita Electric Ind Co Ltd | 符号化信号復号化装置および復号化方法 |
| US7672838B1 (en) * | 2003-12-01 | 2010-03-02 | The Trustees Of Columbia University In The City Of New York | Systems and methods for speech recognition using frequency domain linear prediction polynomials to form temporal and spectral envelopes from frequency domain representations of signals |
| CA2457988A1 (en) * | 2004-02-18 | 2005-08-18 | Voiceage Corporation | Methods and devices for audio compression based on acelp/tcx coding and multi-rate lattice vector quantization |
| TWI393120B (zh) * | 2004-08-25 | 2013-04-11 | Dolby Lab Licensing Corp | 用於音訊信號編碼及解碼之方法和系統、音訊信號編碼器、音訊信號解碼器、攜帶有位元流之電腦可讀取媒體、及儲存於電腦可讀取媒體上的電腦程式 |
| EP1815462A1 (en) * | 2004-11-09 | 2007-08-08 | Koninklijke Philips Electronics N.V. | Audio coding and decoding |
| JP4800645B2 (ja) * | 2005-03-18 | 2011-10-26 | カシオ計算機株式会社 | 音声符号化装置、及び音声符号化方法 |
| BRPI0608270A2 (pt) * | 2005-04-01 | 2009-10-06 | Qualcomm Inc | sistemas, métodos e equipamento para filtragem anti-dispersão |
| DE602006004959D1 (de) * | 2005-04-15 | 2009-03-12 | Dolby Sweden Ab | Zeitliche hüllkurvenformgebung von entkorrelierten signalen |
| US20090299755A1 (en) * | 2006-03-20 | 2009-12-03 | France Telecom | Method for Post-Processing a Signal in an Audio Decoder |
| KR101001835B1 (ko) * | 2006-03-28 | 2010-12-15 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 멀티 채널 오디오 재구성에서 신호 셰이핑을 위한 개선 방법 |
| US8260609B2 (en) * | 2006-07-31 | 2012-09-04 | Qualcomm Incorporated | Systems, methods, and apparatus for wideband encoding and decoding of inactive frames |
| RU2449386C2 (ru) * | 2007-11-02 | 2012-04-27 | Хуавэй Текнолоджиз Ко., Лтд. | Способ и устройство для аудиодекодирования |
| DE102008009719A1 (de) * | 2008-02-19 | 2009-08-20 | Siemens Enterprise Communications Gmbh & Co. Kg | Verfahren und Mittel zur Enkodierung von Hintergrundrauschinformationen |
| CN101335000B (zh) * | 2008-03-26 | 2010-04-21 | 华为技术有限公司 | 编码的方法及装置 |
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| CN101436406B (zh) * | 2008-12-22 | 2011-08-24 | 西安电子科技大学 | 音频编解码器 |
| JP4921611B2 (ja) | 2009-04-03 | 2012-04-25 | 株式会社エヌ・ティ・ティ・ドコモ | 音声復号装置、音声復号方法、及び音声復号プログラム |
| JP4932917B2 (ja) | 2009-04-03 | 2012-05-16 | 株式会社エヌ・ティ・ティ・ドコモ | 音声復号装置、音声復号方法、及び音声復号プログラム |
| US8725503B2 (en) * | 2009-06-23 | 2014-05-13 | Voiceage Corporation | Forward time-domain aliasing cancellation with application in weighted or original signal domain |
| MY163358A (en) | 2009-10-08 | 2017-09-15 | Fraunhofer-Gesellschaft Zur Förderung Der Angenwandten Forschung E V | Multi-mode audio signal decoder,multi-mode audio signal encoder,methods and computer program using a linear-prediction-coding based noise shaping |
| KR101411759B1 (ko) * | 2009-10-20 | 2014-06-25 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 오디오 신호 인코더, 오디오 신호 디코더, 앨리어싱-소거를 이용하여 오디오 신호를 인코딩 또는 디코딩하는 방법 |
| US20130173275A1 (en) * | 2010-10-18 | 2013-07-04 | Panasonic Corporation | Audio encoding device and audio decoding device |
| JP2012163919A (ja) * | 2011-02-09 | 2012-08-30 | Sony Corp | 音声信号処理装置、および音声信号処理方法、並びにプログラム |
| EP2676268B1 (en) * | 2011-02-14 | 2014-12-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for processing a decoded audio signal in a spectral domain |
| KR101897455B1 (ko) * | 2012-04-16 | 2018-10-04 | 삼성전자주식회사 | 음질 향상 장치 및 방법 |
| JP5997592B2 (ja) * | 2012-04-27 | 2016-09-28 | 株式会社Ｎｔｔドコモ | 音声復号装置 |
| JP6035270B2 (ja) | 2014-03-24 | 2016-11-30 | 株式会社Ｎｔｔドコモ | 音声復号装置、音声符号化装置、音声復号方法、音声符号化方法、音声復号プログラム、および音声符号化プログラム |
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2014
- 2014-03-24 JP JP2014060650A patent/JP6035270B2/ja active Active
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2015
- 2015-03-20 DK DK19205596.0T patent/DK3621073T3/da active
- 2015-03-20 CN CN201710975669.6A patent/CN107767876B/zh active Active
- 2015-03-20 CN CN201580015128.8A patent/CN106133829B/zh active Active
- 2015-03-20 KR KR1020207017473A patent/KR102208915B1/ko active Active
- 2015-03-20 PL PL15768907T patent/PL3125243T3/pl unknown
- 2015-03-20 ES ES15768907T patent/ES2772173T3/es active Active
- 2015-03-20 MX MX2018002676A patent/MX388622B/es unknown
- 2015-03-20 CA CA2942885A patent/CA2942885C/en active Active
- 2015-03-20 AU AU2015235133A patent/AU2015235133B2/en active Active
- 2015-03-20 KR KR1020177026665A patent/KR101906524B1/ko active Active
- 2015-03-20 PL PL19205596.0T patent/PL3621073T3/pl unknown
- 2015-03-20 KR KR1020167026675A patent/KR101782935B1/ko active Active
- 2015-03-20 PT PT192055960T patent/PT3621073T/pt unknown
- 2015-03-20 EP EP23207259.5A patent/EP4293667B1/en active Active
- 2015-03-20 US US15/128,364 patent/US10410647B2/en active Active
- 2015-03-20 WO PCT/JP2015/058608 patent/WO2015146860A1/ja not_active Ceased
- 2015-03-20 HU HUE19205596A patent/HUE065961T2/hu unknown
- 2015-03-20 DK DK15768907.6T patent/DK3125243T3/da active
- 2015-03-20 EP EP19205596.0A patent/EP3621073B1/en active Active
- 2015-03-20 RU RU2016141264A patent/RU2631155C1/ru active
- 2015-03-20 FI FIEP19205596.0T patent/FI3621073T3/fi active
- 2015-03-20 KR KR1020197031274A patent/KR102089602B1/ko active Active
- 2015-03-20 MY MYPI2016703472A patent/MY165849A/en unknown
- 2015-03-20 MX MX2016012393A patent/MX354434B/es active IP Right Grant
- 2015-03-20 EP EP26151274.3A patent/EP4700768A3/en active Pending
- 2015-03-20 PT PT157689076T patent/PT3125243T/pt unknown
- 2015-03-20 KR KR1020187028501A patent/KR102038077B1/ko active Active
- 2015-03-20 BR BR112016021165-0A patent/BR112016021165B1/pt active IP Right Grant
- 2015-03-20 ES ES19205596T patent/ES2974029T3/es active Active
- 2015-03-20 CA CA2990392A patent/CA2990392C/en active Active
- 2015-03-20 RU RU2017131210A patent/RU2654141C1/ru active
- 2015-03-20 KR KR1020207006991A patent/KR102126044B1/ko active Active
- 2015-03-20 KR KR1020207006992A patent/KR102124962B1/ko active Active
- 2015-03-20 EP EP15768907.6A patent/EP3125243B1/en active Active
- 2015-03-24 TW TW114128973A patent/TW202546818A/zh unknown
- 2015-03-24 TW TW111125591A patent/TWI807906B/zh active
- 2015-03-24 TW TW106133758A patent/TWI666632B/zh active
- 2015-03-24 TW TW112119560A patent/TWI894565B/zh active
- 2015-03-24 TW TW109116739A patent/TWI773992B/zh active
- 2015-03-24 TW TW108117901A patent/TWI696994B/zh active
- 2015-03-24 TW TW104109387A patent/TWI608474B/zh active
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2016
- 2016-09-21 PH PH12016501844A patent/PH12016501844B1/en unknown
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2018
- 2018-02-28 AU AU2018201468A patent/AU2018201468B2/en active Active
- 2018-04-27 RU RU2018115787A patent/RU2707722C2/ru active
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2019
- 2019-07-31 US US16/528,163 patent/US11437053B2/en active Active
- 2019-10-31 AU AU2019257487A patent/AU2019257487B2/en active Active
- 2019-10-31 AU AU2019257495A patent/AU2019257495B2/en active Active
- 2019-11-13 RU RU2019136372A patent/RU2718421C1/ru active
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2020
- 2020-03-20 RU RU2020111648A patent/RU2732951C1/ru active
- 2020-09-14 RU RU2020130138A patent/RU2741486C1/ru active
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2021
- 2021-01-18 RU RU2021100857A patent/RU2751150C1/ru active
- 2021-01-29 AU AU2021200607A patent/AU2021200607B2/en active Active
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2022
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2025
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