PL4231295T3 - Sposób dekodowania powiększania szerokości pasma audio oraz program komputerowy - Google Patents
Sposób dekodowania powiększania szerokości pasma audio oraz program komputerowyInfo
- Publication number
- PL4231295T3 PL4231295T3 PL23180369.3T PL23180369T PL4231295T3 PL 4231295 T3 PL4231295 T3 PL 4231295T3 PL 23180369 T PL23180369 T PL 23180369T PL 4231295 T3 PL4231295 T3 PL 4231295T3
- Authority
- PL
- Poland
- Prior art keywords
- computer program
- decoding method
- bandwidth extension
- audio bandwidth
- extension decoding
- Prior art date
Links
- 238000004590 computer program Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
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
- G10L19/26—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
- G10L19/02—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
- 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
-
- 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
- G10L21/04—Time compression or expansion
-
- 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)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Signal Processing (AREA)
- Computational Linguistics (AREA)
- Quality & Reliability (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Circuits Of Receivers In General (AREA)
- Stereophonic System (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
- Circuit For Audible Band Transducer (AREA)
- Amplifiers (AREA)
- Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12255208P | 2008-12-15 | 2008-12-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL4231295T3 true PL4231295T3 (pl) | 2024-05-06 |
Family
ID=42104496
Family Applications (12)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL23180084.8T PL4231291T3 (pl) | 2008-12-15 | 2009-12-11 | Dekoder powiększania szerokości pasma audio, powiązany sposób oraz program komputerowy |
| PL23180369.3T PL4231295T3 (pl) | 2008-12-15 | 2009-12-11 | Sposób dekodowania powiększania szerokości pasma audio oraz program komputerowy |
| PL23180373.5T PL4224474T3 (pl) | 2008-12-15 | 2009-12-11 | Dekoder powiększania szerokości pasma audio, powiązany sposób oraz program komputerowy |
| PL15167199T PL2945159T3 (pl) | 2008-12-15 | 2009-12-11 | Koder audio i dekoder powiększania szerokości pasma |
| PL23180367.7T PL4231294T3 (pl) | 2008-12-15 | 2009-12-11 | Dekoder powiększania szerokości pasma audio |
| PL22166970.8T PL4053838T3 (pl) | 2008-12-15 | 2009-12-11 | Dekoder powiększania szerokości pasma audio, powiązany sposób oraz program komputerowy |
| PL09797003T PL2359366T3 (pl) | 2008-12-15 | 2009-12-11 | Koder audio i dekoder powiększania szerokości pasma |
| PL23180085.5T PL4231292T3 (pl) | 2008-12-15 | 2009-12-11 | Dekoder powiększania szerokości pasma audio, powiązany sposób oraz program komputerowy |
| PL23180061.6T PL4231290T3 (pl) | 2008-12-15 | 2009-12-11 | Dekoder powiększania szerokości pasma audio, powiązany sposób oraz program komputerowy |
| PL23180365.1T PL4231293T3 (pl) | 2008-12-15 | 2009-12-11 | Dekoder powiększania szerokości pasma audio, powiązany sposób oraz program komputerowy |
| PL23180374.3T PL4224475T3 (pl) | 2008-12-15 | 2009-12-11 | Dekoder powiększania szerokości pasma audio, powiązany sposób oraz program komputerowy |
| PL18151917.4T PL3364414T3 (pl) | 2008-12-15 | 2009-12-11 | Dekoder powiększania szerokości pasma audio, powiązany sposób oraz program komputerowy |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL23180084.8T PL4231291T3 (pl) | 2008-12-15 | 2009-12-11 | Dekoder powiększania szerokości pasma audio, powiązany sposób oraz program komputerowy |
Family Applications After (10)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL23180373.5T PL4224474T3 (pl) | 2008-12-15 | 2009-12-11 | Dekoder powiększania szerokości pasma audio, powiązany sposób oraz program komputerowy |
| PL15167199T PL2945159T3 (pl) | 2008-12-15 | 2009-12-11 | Koder audio i dekoder powiększania szerokości pasma |
| PL23180367.7T PL4231294T3 (pl) | 2008-12-15 | 2009-12-11 | Dekoder powiększania szerokości pasma audio |
| PL22166970.8T PL4053838T3 (pl) | 2008-12-15 | 2009-12-11 | Dekoder powiększania szerokości pasma audio, powiązany sposób oraz program komputerowy |
| PL09797003T PL2359366T3 (pl) | 2008-12-15 | 2009-12-11 | Koder audio i dekoder powiększania szerokości pasma |
| PL23180085.5T PL4231292T3 (pl) | 2008-12-15 | 2009-12-11 | Dekoder powiększania szerokości pasma audio, powiązany sposób oraz program komputerowy |
| PL23180061.6T PL4231290T3 (pl) | 2008-12-15 | 2009-12-11 | Dekoder powiększania szerokości pasma audio, powiązany sposób oraz program komputerowy |
| PL23180365.1T PL4231293T3 (pl) | 2008-12-15 | 2009-12-11 | Dekoder powiększania szerokości pasma audio, powiązany sposób oraz program komputerowy |
| PL23180374.3T PL4224475T3 (pl) | 2008-12-15 | 2009-12-11 | Dekoder powiększania szerokości pasma audio, powiązany sposób oraz program komputerowy |
| PL18151917.4T PL3364414T3 (pl) | 2008-12-15 | 2009-12-11 | Dekoder powiększania szerokości pasma audio, powiązany sposób oraz program komputerowy |
Country Status (17)
| Country | Link |
|---|---|
| US (13) | US8401862B2 (pl) |
| EP (12) | EP4231293B1 (pl) |
| JP (3) | JP2012512437A (pl) |
| KR (2) | KR101369267B1 (pl) |
| CN (1) | CN102246231B (pl) |
| AU (1) | AU2009328247B9 (pl) |
| BR (2) | BR122015019030B1 (pl) |
| CA (5) | CA2989886C (pl) |
| DK (1) | DK3364414T3 (pl) |
| ES (10) | ES2613941T3 (pl) |
| HK (2) | HK1217810A1 (pl) |
| HU (9) | HUE064775T2 (pl) |
| MX (1) | MX2011006163A (pl) |
| PL (12) | PL4231291T3 (pl) |
| PT (3) | PT3364414T (pl) |
| TR (1) | TR201808500T4 (pl) |
| WO (1) | WO2010069885A1 (pl) |
Families Citing this family (45)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6992481B2 (en) | 2003-05-29 | 2006-01-31 | Timex Group B. V. | Method for compensating for predictable generated signals in an electronic device |
| PL4231291T3 (pl) * | 2008-12-15 | 2024-04-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Dekoder powiększania szerokości pasma audio, powiązany sposób oraz program komputerowy |
| EP3723090B1 (en) | 2009-10-21 | 2021-12-15 | Dolby International AB | Oversampling in a combined transposer filter bank |
| PL2545551T3 (pl) | 2010-03-09 | 2018-03-30 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Poprawiona charakterystyka amplitudowa i zrównanie czasowe w powiększaniu szerokości pasma na bazie wokodera fazowego dla sygnałów audio |
| RU2591012C2 (ru) | 2010-03-09 | 2016-07-10 | Фраунхофер-Гезелльшафт цур Фёрдерунг дер ангевандтен Форшунг Е.Ф. | Устройство и способ обработки переходных процессов для аудио сигналов с изменением скорости воспроизведения или высоты тона |
| CA2792452C (en) | 2010-03-09 | 2018-01-16 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Apparatus and method for processing an input audio signal using cascaded filterbanks |
| FR2961938B1 (fr) * | 2010-06-25 | 2013-03-01 | Inst Nat Rech Inf Automat | Synthetiseur numerique audio ameliore |
| US8560330B2 (en) * | 2010-07-19 | 2013-10-15 | Futurewei Technologies, Inc. | Energy envelope perceptual correction for high band coding |
| CN103548077B (zh) | 2011-05-19 | 2016-02-10 | 杜比实验室特许公司 | 参数化音频编译码方案的取证检测 |
| US20130006644A1 (en) * | 2011-06-30 | 2013-01-03 | Zte Corporation | Method and device for spectral band replication, and method and system for audio decoding |
| US9173025B2 (en) | 2012-02-08 | 2015-10-27 | Dolby Laboratories Licensing Corporation | Combined suppression of noise, echo, and out-of-location signals |
| CN104718572B (zh) * | 2012-06-04 | 2018-07-31 | 三星电子株式会社 | 音频编码方法和装置、音频解码方法和装置及采用该方法和装置的多媒体装置 |
| KR101990884B1 (ko) * | 2012-09-04 | 2019-06-19 | 에스케이 텔레콤주식회사 | 이종망 간의 통신품질 향상 방법 및 장치 |
| EP2709106A1 (en) | 2012-09-17 | 2014-03-19 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for generating a bandwidth extended signal from a bandwidth limited audio signal |
| US9258428B2 (en) * | 2012-12-18 | 2016-02-09 | Cisco Technology, Inc. | Audio bandwidth extension for conferencing |
| EP2950308B1 (en) * | 2013-01-22 | 2020-02-19 | Panasonic Corporation | Bandwidth expansion parameter-generator, encoder, decoder, bandwidth expansion parameter-generating method, encoding method, and decoding method |
| AU2014211479B2 (en) * | 2013-01-29 | 2017-02-23 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Audio encoder, audio decoder, method for providing an encoded audio information, method for providing a decoded audio information, computer program and encoded representation using a signal-adaptive bandwidth extension |
| BR112015017632B1 (pt) | 2013-01-29 | 2022-06-07 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V. | Aparelho e método para gerar um sinal melhorado da frequência utilizando nivelamento temporal de sub-bandas |
| CN103971694B (zh) * | 2013-01-29 | 2016-12-28 | 华为技术有限公司 | 带宽扩展频带信号的预测方法、解码设备 |
| ES2688134T3 (es) | 2013-04-05 | 2018-10-31 | Dolby International Ab | Codificador y decodificador de audio para codificación de forma de onda intercalada |
| CN104217727B (zh) * | 2013-05-31 | 2017-07-21 | 华为技术有限公司 | 信号解码方法及设备 |
| EP2830061A1 (en) | 2013-07-22 | 2015-01-28 | Fraunhofer Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for encoding and decoding an encoded audio signal using temporal noise/patch shaping |
| US10083708B2 (en) * | 2013-10-11 | 2018-09-25 | Qualcomm Incorporated | Estimation of mixing factors to generate high-band excitation signal |
| EP2871641A1 (en) * | 2013-11-12 | 2015-05-13 | Dialog Semiconductor B.V. | Enhancement of narrowband audio signals using a single sideband AM modulation |
| CA3162763A1 (en) * | 2013-12-27 | 2015-07-02 | Sony Corporation | Decoding apparatus and method, and program |
| EP3092640B1 (en) * | 2014-01-07 | 2018-06-27 | Harman International Industries, Incorporated | Signal quality-based enhancement and compensation of compressed audio signals |
| FR3017484A1 (fr) * | 2014-02-07 | 2015-08-14 | Orange | Extension amelioree de bande de frequence dans un decodeur de signaux audiofrequences |
| RU2689181C2 (ru) * | 2014-03-31 | 2019-05-24 | Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. | Кодер, декодер, способ кодирования, способ декодирования и программа |
| US9984699B2 (en) * | 2014-06-26 | 2018-05-29 | Qualcomm Incorporated | High-band signal coding using mismatched frequency ranges |
| EP2963649A1 (en) * | 2014-07-01 | 2016-01-06 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audio processor and method for processing an audio signal using horizontal phase correction |
| JP2016038435A (ja) * | 2014-08-06 | 2016-03-22 | 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 |
| US9875756B2 (en) * | 2014-12-16 | 2018-01-23 | Psyx Research, Inc. | System and method for artifact masking |
| US10847170B2 (en) | 2015-06-18 | 2020-11-24 | Qualcomm Incorporated | Device and method for generating a high-band signal from non-linearly processed sub-ranges |
| KR101677137B1 (ko) * | 2015-07-17 | 2016-11-17 | 국방과학연구소 | 변조 스펙트로그램을 이용한 수중 방사체의 데몬 및 lofar 특징을 동시 추출하는 방법 및 장치 |
| EP3182411A1 (en) * | 2015-12-14 | 2017-06-21 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for processing an encoded audio signal |
| EP3182410A3 (en) * | 2015-12-18 | 2017-11-01 | Dolby International AB | Enhanced block switching and bit allocation for improved transform audio coding |
| JP6790114B2 (ja) * | 2016-03-18 | 2020-11-25 | フラウンホッファー−ゲゼルシャフト ツァ フェルダールング デァ アンゲヴァンテン フォアシュンク エー．ファオ | 音声スペクトログラムに基づく構造テンソルを使用して位相情報を復元することによるエンコーディング |
| TWI807562B (zh) | 2017-03-23 | 2023-07-01 | 瑞典商都比國際公司 | 用於音訊信號之高頻重建的諧波轉置器的回溯相容整合 |
| EP3382704A1 (en) | 2017-03-31 | 2018-10-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for determining a predetermined characteristic related to a spectral enhancement processing of an audio signal |
| GB2562253B (en) * | 2017-05-09 | 2021-11-03 | Imagination Tech Ltd | Efficient detection of ranging code correlation function of a GNSS signal |
| EP3435376B1 (en) * | 2017-07-28 | 2020-01-22 | Fujitsu Limited | Audio encoding apparatus and audio encoding method |
| CN109729585B (zh) * | 2017-10-27 | 2022-04-15 | 成都鼎桥通信技术有限公司 | 网络处理方法和装置 |
| US11158297B2 (en) * | 2020-01-13 | 2021-10-26 | International Business Machines Corporation | Timbre creation system |
| EP4211701A1 (en) * | 2020-09-09 | 2023-07-19 | Sparrow Acoustics Inc. | Method and system for performing time-domain processing of a waveform signal |
| US20230110255A1 (en) * | 2021-10-12 | 2023-04-13 | Zoom Video Communications, Inc. | Audio super resolution |
Family Cites Families (45)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2512908A (en) | 1947-10-16 | 1950-06-27 | Mina M Arndt | Telephone switchboard mounting plate with plug-in components |
| US5455888A (en) | 1992-12-04 | 1995-10-03 | Northern Telecom Limited | Speech bandwidth extension method and apparatus |
| CN1126264C (zh) | 1996-02-08 | 2003-10-29 | 松下电器产业株式会社 | 宽频带声音信号编码装置和宽频带声音信号编码解码装置 |
| JPH10124088A (ja) | 1996-10-24 | 1998-05-15 | Sony Corp | 音声帯域幅拡張装置及び方法 |
| SE512719C2 (sv) * | 1997-06-10 | 2000-05-02 | Lars Gustaf Liljeryd | En metod och anordning för reduktion av dataflöde baserad på harmonisk bandbreddsexpansion |
| US6549884B1 (en) * | 1999-09-21 | 2003-04-15 | Creative Technology Ltd. | Phase-vocoder pitch-shifting |
| US7742927B2 (en) * | 2000-04-18 | 2010-06-22 | France Telecom | Spectral enhancing method and device |
| SE0001926D0 (sv) * | 2000-05-23 | 2000-05-23 | Lars Liljeryd | Improved spectral translation/folding in the subband domain |
| SE0004187D0 (sv) * | 2000-11-15 | 2000-11-15 | Coding Technologies Sweden Ab | Enhancing the performance of coding systems that use high frequency reconstruction methods |
| JP2003108197A (ja) * | 2001-07-13 | 2003-04-11 | Matsushita Electric Ind Co Ltd | オーディオ信号復号化装置およびオーディオ信号符号化装置 |
| CN1272911C (zh) * | 2001-07-13 | 2006-08-30 | 松下电器产业株式会社 | 音频信号解码装置及音频信号编码装置 |
| US6895375B2 (en) | 2001-10-04 | 2005-05-17 | At&T Corp. | System for bandwidth extension of Narrow-band speech |
| WO2003046891A1 (en) | 2001-11-29 | 2003-06-05 | Coding Technologies Ab | Methods for improving high frequency reconstruction |
| US20040002844A1 (en) | 2002-06-27 | 2004-01-01 | Jess Jochen A.G. | System and method for statistical modeling and statistical timing analysis of integrated circuits |
| US8090577B2 (en) | 2002-08-08 | 2012-01-03 | Qualcomm Incorported | Bandwidth-adaptive quantization |
| JP3861770B2 (ja) | 2002-08-21 | 2006-12-20 | ソニー株式会社 | 信号符号化装置及び方法、信号復号装置及び方法、並びにプログラム及び記録媒体 |
| DE10328777A1 (de) | 2003-06-25 | 2005-01-27 | Coding Technologies Ab | Vorrichtung und Verfahren zum Codieren eines Audiosignals und Vorrichtung und Verfahren zum Decodieren eines codierten Audiosignals |
| DE602004032587D1 (de) * | 2003-09-16 | 2011-06-16 | Panasonic Corp | Codierungsvorrichtung und Decodierungsvorrichtung |
| DE10345995B4 (de) | 2003-10-02 | 2005-07-07 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung und Verfahren zum Verarbeiten eines Signals mit einer Sequenz von diskreten Werten |
| DE10345996A1 (de) | 2003-10-02 | 2005-04-28 | Fraunhofer Ges Forschung | Vorrichtung und Verfahren zum Verarbeiten von wenigstens zwei Eingangswerten |
| JP4254479B2 (ja) * | 2003-10-27 | 2009-04-15 | ヤマハ株式会社 | オーディオ帯域拡張再生装置 |
| DE102004046746B4 (de) * | 2004-09-27 | 2007-03-01 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Verfahren zum Synchronisieren von Zusatzdaten und Basisdaten |
| WO2006049205A1 (ja) * | 2004-11-05 | 2006-05-11 | Matsushita Electric Industrial Co., Ltd. | スケーラブル復号化装置およびスケーラブル符号化装置 |
| ATE429011T1 (de) * | 2005-01-31 | 2009-05-15 | Harman Becker Automotive Sys | Bandbreitenerweiterung eines schmalbandigen akustischen signals |
| JP4604864B2 (ja) | 2005-06-14 | 2011-01-05 | 沖電気工業株式会社 | 帯域拡張装置及び不足帯域信号生成器 |
| US7953605B2 (en) * | 2005-10-07 | 2011-05-31 | Deepen Sinha | Method and apparatus for audio encoding and decoding using wideband psychoacoustic modeling and bandwidth extension |
| US7953604B2 (en) * | 2006-01-20 | 2011-05-31 | Microsoft Corporation | Shape and scale parameters for extended-band frequency coding |
| US20080004866A1 (en) * | 2006-06-30 | 2008-01-03 | Nokia Corporation | Artificial Bandwidth Expansion Method For A Multichannel Signal |
| EP4325723A3 (en) * | 2006-10-25 | 2024-04-17 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for generating time-domain audio samples |
| JP2008158300A (ja) * | 2006-12-25 | 2008-07-10 | Sony Corp | 信号処理装置、信号処理方法、再生装置、再生方法、電子機器 |
| US7912729B2 (en) * | 2007-02-23 | 2011-03-22 | Qnx Software Systems Co. | High-frequency bandwidth extension in the time domain |
| DE102008015702B4 (de) | 2008-01-31 | 2010-03-11 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung und Verfahren zur Bandbreitenerweiterung eines Audiosignals |
| EP2296145B1 (en) * | 2008-03-10 | 2019-05-22 | Fraunhofer-Gesellschaft zur Förderung der Angewandten Forschung e.V. | Device and method for manipulating an audio signal having a transient event |
| US7977562B2 (en) * | 2008-06-20 | 2011-07-12 | Microsoft Corporation | Synthesized singing voice waveform generator |
| US8880410B2 (en) * | 2008-07-11 | 2014-11-04 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Apparatus and method for generating a bandwidth extended signal |
| RU2491658C2 (ru) * | 2008-07-11 | 2013-08-27 | Фраунхофер-Гезелльшафт цур Фёрдерунг дер ангевандтен Форшунг Е.Ф. | Синтезатор аудиосигнала и кодирующее устройство аудиосигнала |
| EP2169665B1 (en) * | 2008-09-25 | 2018-05-02 | LG Electronics Inc. | A method and an apparatus for processing a signal |
| US8831958B2 (en) * | 2008-09-25 | 2014-09-09 | Lg Electronics Inc. | Method and an apparatus for a bandwidth extension using different schemes |
| PL4231291T3 (pl) * | 2008-12-15 | 2024-04-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Dekoder powiększania szerokości pasma audio, powiązany sposób oraz program komputerowy |
| CA3076203C (en) * | 2009-01-28 | 2021-03-16 | Dolby International Ab | Improved harmonic transposition |
| EP3723090B1 (en) * | 2009-10-21 | 2021-12-15 | Dolby International AB | Oversampling in a combined transposer filter bank |
| EP2581905B1 (en) * | 2010-06-09 | 2016-01-06 | Panasonic Intellectual Property Corporation of America | Bandwidth extension method, bandwidth extension apparatus, program, integrated circuit, and audio decoding apparatus |
| MX336518B (es) | 2011-02-25 | 2016-01-22 | Polyline Piping Systems Pty Ltd | Planta movil de extrusion de plasticos. |
| CN105976830B (zh) * | 2013-01-11 | 2019-09-20 | 华为技术有限公司 | 音频信号编码和解码方法、音频信号编码和解码装置 |
| US9666202B2 (en) * | 2013-09-10 | 2017-05-30 | Huawei Technologies Co., Ltd. | Adaptive bandwidth extension and apparatus for the same |
-
2009
- 2009-12-11 PL PL23180084.8T patent/PL4231291T3/pl unknown
- 2009-12-11 PL PL23180369.3T patent/PL4231295T3/pl unknown
- 2009-12-11 BR BR122015019030A patent/BR122015019030B1/pt active IP Right Grant
- 2009-12-11 EP EP23180365.1A patent/EP4231293B1/en active Active
- 2009-12-11 CA CA2989886A patent/CA2989886C/en active Active
- 2009-12-11 MX MX2011006163A patent/MX2011006163A/es active IP Right Grant
- 2009-12-11 PL PL23180373.5T patent/PL4224474T3/pl unknown
- 2009-12-11 PL PL15167199T patent/PL2945159T3/pl unknown
- 2009-12-11 PT PT181519174T patent/PT3364414T/pt unknown
- 2009-12-11 PL PL23180367.7T patent/PL4231294T3/pl unknown
- 2009-12-11 EP EP23180085.5A patent/EP4231292B1/en active Active
- 2009-12-11 ES ES09797003.2T patent/ES2613941T3/es active Active
- 2009-12-11 CA CA2746837A patent/CA2746837C/en active Active
- 2009-12-11 EP EP22166970.8A patent/EP4053838B1/en active Active
- 2009-12-11 HU HUE23180085A patent/HUE064775T2/hu unknown
- 2009-12-11 ES ES18151917T patent/ES2921059T3/es active Active
- 2009-12-11 PL PL22166970.8T patent/PL4053838T3/pl unknown
- 2009-12-11 PL PL09797003T patent/PL2359366T3/pl unknown
- 2009-12-11 HU HUE23180061A patent/HUE064773T2/hu unknown
- 2009-12-11 PL PL23180085.5T patent/PL4231292T3/pl unknown
- 2009-12-11 PL PL23180061.6T patent/PL4231290T3/pl unknown
- 2009-12-11 JP JP2011541363A patent/JP2012512437A/ja active Pending
- 2009-12-11 AU AU2009328247A patent/AU2009328247B9/en active Active
- 2009-12-11 EP EP15167199.7A patent/EP2945159B1/en active Active
- 2009-12-11 HU HUE23180367A patent/HUE064771T2/hu unknown
- 2009-12-11 ES ES23180365T patent/ES2968852T3/es active Active
- 2009-12-11 KR KR1020117013743A patent/KR101369267B1/ko active IP Right Grant
- 2009-12-11 PT PT97970032T patent/PT2359366T/pt unknown
- 2009-12-11 CN CN2009801504421A patent/CN102246231B/zh active Active
- 2009-12-11 ES ES23180061T patent/ES2968884T3/es active Active
- 2009-12-11 CA CA2908847A patent/CA2908847C/en active Active
- 2009-12-11 HU HUE23180374A patent/HUE064767T2/hu unknown
- 2009-12-11 KR KR1020137031107A patent/KR101424944B1/ko active IP Right Grant
- 2009-12-11 EP EP23180374.3A patent/EP4224475B1/en active Active
- 2009-12-11 HU HUE22166970A patent/HUE064620T2/hu unknown
- 2009-12-11 EP EP09797003.2A patent/EP2359366B1/en active Active
- 2009-12-11 PL PL23180365.1T patent/PL4231293T3/pl unknown
- 2009-12-11 ES ES23180373T patent/ES2974285T3/es active Active
- 2009-12-11 ES ES23180374T patent/ES2966659T3/es active Active
- 2009-12-11 WO PCT/EP2009/066980 patent/WO2010069885A1/en active Application Filing
- 2009-12-11 HU HUE23180373A patent/HUE064653T2/hu unknown
- 2009-12-11 PL PL23180374.3T patent/PL4224475T3/pl unknown
- 2009-12-11 EP EP23180084.8A patent/EP4231291B1/en active Active
- 2009-12-11 HU HUE23180365A patent/HUE064777T2/hu unknown
- 2009-12-11 CA CA2908550A patent/CA2908550C/en active Active
- 2009-12-11 HU HUE23180084A patent/HUE064774T2/hu unknown
- 2009-12-11 ES ES22166970T patent/ES2951163T3/es active Active
- 2009-12-11 EP EP23180367.7A patent/EP4231294B1/en active Active
- 2009-12-11 TR TR2018/08500T patent/TR201808500T4/tr unknown
- 2009-12-11 DK DK18151917.4T patent/DK3364414T3/da active
- 2009-12-11 HU HUE23180369A patent/HUE065515T2/hu unknown
- 2009-12-11 PT PT151671997T patent/PT2945159T/pt unknown
- 2009-12-11 EP EP18151917.4A patent/EP3364414B1/en active Active
- 2009-12-11 BR BRPI0917762-0A patent/BRPI0917762B1/pt active IP Right Grant
- 2009-12-11 EP EP23180369.3A patent/EP4231295B1/en active Active
- 2009-12-11 ES ES15167199.7T patent/ES2674386T3/es active Active
- 2009-12-11 ES ES23180085T patent/ES2968886T3/es active Active
- 2009-12-11 ES ES23180084T patent/ES2968885T3/es active Active
- 2009-12-11 EP EP23180061.6A patent/EP4231290B1/en active Active
- 2009-12-11 EP EP23180373.5A patent/EP4224474B1/en active Active
- 2009-12-11 CA CA2908576A patent/CA2908576C/en active Active
- 2009-12-11 PL PL18151917.4T patent/PL3364414T3/pl unknown
-
2011
- 2011-06-13 US US13/158,547 patent/US8401862B2/en active Active
-
2012
- 2012-02-21 HK HK16105619.2A patent/HK1217810A1/zh unknown
- 2012-12-03 US US13/691,950 patent/US9058802B2/en active Active
-
2014
- 2014-03-12 JP JP2014048421A patent/JP5970014B2/ja active Active
-
2015
- 2015-05-12 US US14/709,804 patent/US10229696B2/en active Active
- 2015-06-18 JP JP2015123018A patent/JP6076407B2/ja active Active
-
2019
- 2019-01-29 HK HK19101512.6A patent/HK1259024A1/zh unknown
- 2019-01-29 US US16/260,487 patent/US10937437B2/en active Active
-
2021
- 2021-01-27 US US17/159,331 patent/US11594237B2/en active Active
-
2022
- 2022-10-14 US US17/965,824 patent/US11670316B2/en active Active
- 2022-10-14 US US17/965,826 patent/US11741978B2/en active Active
- 2022-10-14 US US17/965,830 patent/US11705146B2/en active Active
- 2022-10-14 US US17/965,825 patent/US11646043B2/en active Active
- 2022-10-14 US US17/965,829 patent/US11631418B2/en active Active
- 2022-10-14 US US17/965,827 patent/US11664039B2/en active Active
- 2022-10-14 US US17/965,823 patent/US11626124B2/en active Active
-
2023
- 2023-07-14 US US18/221,964 patent/US20230377590A1/en active Pending
Also Published As
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| PL4231295T3 (pl) | Sposób dekodowania powiększania szerokości pasma audio oraz program komputerowy | |
| FI3751564T3 (fi) | Audiokooderi, audiokoodausmenetelmä ja tietokoneohjelma | |
| EP2491556C0 (en) | AUDIO SIGNAL DECODER, CORRESPONDING METHOD AND COMPUTER POGRAM | |
| PL3246918T3 (pl) | Dekoder audio, sposób dekodowania sygnału audio oraz program komputerowy | |
| PL2214164T3 (pl) | Dekoder audio, sposoby dekodowania sygnału audio i program komputerowy | |
| EP2207166A4 (en) | METHOD AND DEVICE FOR AUDIO DECODING | |
| EP2327271A4 (en) | SOUND LIBRARY AND METHOD | |
| PL2581905T3 (pl) | Sposób rozszerzania pasma częstotliwości, urządzenie do rozszerzania pasma częstotliwości, program, układ scalony oraz urządzenie dekodujące audio | |
| TWI371930B (en) | Decoding apparatus, decoding method and program | |
| EP2116997A4 (en) | AUDIO DECODING DEVICE AND AUDIO DECODING METHOD | |
| EP2431971A4 (en) | TONING CODING METHOD AND TONDER CODE | |
| EP2249503A4 (en) | DECODING DEVICE, DECODING METHOD AND PROGRAM THEREFOR | |
| EP2605240A4 (en) | AUDIO DECODING DEVICE, AUDIO DECODING METHOD, AUDIO DECODING PROGRAM, AUDIO ENCODING DEVICE, AUDIO ENCODING METHOD, AND AUDIO CODING PROGRAM | |
| GB2469955B (en) | Data compression/decompression method,and compression/decompression program | |
| EP2645366A4 (en) | AUDIO CODING DEVICE, METHOD AND PROGRAM, AND AUDIO CODING DEVICE, METHOD AND PROGRAM | |
| GB2487499B (en) | Method of comparing audio data | |
| EP2302945A4 (en) | DATA STRUCTURE AND REPRODUCTION DEVICE, METHOD AND PROGRAM | |
| EP2040252A4 (en) | AUDIO CODING DEVICE, AUDIO CODING METHOD, AND PROGRAM THEREOF |