BRPI1005311A2 - equipamento, método e programa de compurador para manipular um sinal de áudio cpmpreendendo um evento tranciente - Google Patents
equipamento, método e programa de compurador para manipular um sinal de áudio cpmpreendendo um evento trancienteInfo
- Publication number
- BRPI1005311A2 BRPI1005311A2 BRPI1005311A BRPI1005311A BRPI1005311A2 BR PI1005311 A2 BRPI1005311 A2 BR PI1005311A2 BR PI1005311 A BRPI1005311 A BR PI1005311A BR PI1005311 A BRPI1005311 A BR PI1005311A BR PI1005311 A2 BRPI1005311 A2 BR PI1005311A2
- Authority
- BR
- Brazil
- Prior art keywords
- manipulating
- program
- audio signal
- computer equipment
- transient event
- Prior art date
Links
- 230000005236 sound signal Effects 0.000 title 1
- 230000001052 transient effect Effects 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
- G10L19/02—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
- G10L21/04—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
-
- 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
- G10L19/025—Detection of transients or attacks for time/frequency resolution switching
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Multimedia (AREA)
- Computational Linguistics (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Acoustics & Sound (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Quality & Reliability (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
- Stereophonic System (AREA)
- Circuit For Audible Band Transducer (AREA)
- Television Signal Processing For Recording (AREA)
- Studio Devices (AREA)
- Studio Circuits (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Amplifiers (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Applications Claiming Priority (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US14875909P | 2009-01-30 | 2009-01-30 | |
| US61/148,759 | 2009-01-30 | ||
| US23156309P | 2009-08-05 | 2009-08-05 | |
| US61/231,563 | 2009-08-05 | ||
| EP09012410.8 | 2009-09-30 | ||
| EP09012410A EP2214165A3 (en) | 2009-01-30 | 2009-09-30 | Apparatus, method and computer program for manipulating an audio signal comprising a transient event |
| PCT/EP2010/050042 WO2010086194A2 (en) | 2009-01-30 | 2010-01-05 | Apparatus, method and computer program for manipulating an audio signal comprising a transient event |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| BRPI1005311A2 true BRPI1005311A2 (pt) | 2018-03-27 |
| BRPI1005311B1 BRPI1005311B1 (pt) | 2020-12-01 |
Family
ID=42040618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BRPI1005311-5A BRPI1005311B1 (pt) | 2009-01-30 | 2010-01-05 | Equipamento e método para manipular um sinal de áudio compreendendo um evento transiente |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US9230557B2 (pt) |
| EP (2) | EP2214165A3 (pt) |
| JP (1) | JP5325307B2 (pt) |
| KR (1) | KR101317479B1 (pt) |
| CN (1) | CN102341847B (pt) |
| AR (1) | AR075164A1 (pt) |
| AU (1) | AU2010209943B2 (pt) |
| BR (1) | BRPI1005311B1 (pt) |
| CA (1) | CA2751205C (pt) |
| ES (1) | ES2566927T3 (pt) |
| MX (1) | MX2011008004A (pt) |
| RU (1) | RU2543309C2 (pt) |
| TW (1) | TWI493541B (pt) |
| WO (1) | WO2010086194A2 (pt) |
Families Citing this family (44)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2493618C2 (ru) | 2009-01-28 | 2013-09-20 | Долби Интернешнл Аб | Усовершенствованное гармоническое преобразование |
| PL3751570T3 (pl) | 2009-01-28 | 2022-03-07 | Dolby International Ab | Ulepszona transpozycja harmonicznych |
| JP5433022B2 (ja) | 2009-09-18 | 2014-03-05 | ドルビー インターナショナル アーベー | 高調波転換 |
| 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 |
| AU2011226208B2 (en) * | 2010-03-09 | 2013-12-19 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Apparatus and method for handling transient sound events in audio signals when changing the replay speed or pitch |
| PT2545551T (pt) | 2010-03-09 | 2018-01-03 | Fraunhofer Ges Forschung | Resposta de magnitude aperfeiçoada e alinhamento temporal de um vocoder de fase com base no método de extensão de largura de banda para sinais de áudio |
| IL313284B2 (en) | 2010-09-16 | 2025-05-01 | Dolby Int Ab | Method and system for cross product enhanced subband block based harmonic transposition |
| CN103493129B (zh) | 2011-02-14 | 2016-08-10 | 弗劳恩霍夫应用研究促进协会 | 用于使用瞬态检测及质量结果将音频信号的部分编码的装置与方法 |
| TWI488177B (zh) | 2011-02-14 | 2015-06-11 | Fraunhofer Ges Forschung | 使用頻譜域雜訊整形之基於線性預測的編碼方案 |
| JP6110314B2 (ja) | 2011-02-14 | 2017-04-05 | 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 | 整列したルックアヘッド部分を用いてオーディオ信号を符号化及び復号するための装置並びに方法 |
| CN102959620B (zh) | 2011-02-14 | 2015-05-13 | 弗兰霍菲尔运输应用研究公司 | 利用重迭变换的信息信号表示 |
| PL2676268T3 (pl) | 2011-02-14 | 2015-05-29 | Fraunhofer Ges Forschung | Urządzenie i sposób przetwarzania zdekodowanego sygnału audio w domenie widmowej |
| TWI488176B (zh) | 2011-02-14 | 2015-06-11 | Fraunhofer Ges Forschung | 音訊信號音軌脈衝位置之編碼與解碼技術 |
| KR101551046B1 (ko) | 2011-02-14 | 2015-09-07 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 저-지연 통합 스피치 및 오디오 코딩에서 에러 은닉을 위한 장치 및 방법 |
| RU2586597C2 (ru) | 2011-02-14 | 2016-06-10 | Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. | Кодирование и декодирование позиций импульсов дорожек аудиосигнала |
| CN103534754B (zh) | 2011-02-14 | 2015-09-30 | 弗兰霍菲尔运输应用研究公司 | 在不活动阶段期间利用噪声合成的音频编解码器 |
| JP5633431B2 (ja) * | 2011-03-02 | 2014-12-03 | 富士通株式会社 | オーディオ符号化装置、オーディオ符号化方法及びオーディオ符号化用コンピュータプログラム |
| JP6009547B2 (ja) | 2011-05-26 | 2016-10-19 | コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． | オーディオ・システム及びオーディオ・システムのための方法 |
| JP6118522B2 (ja) * | 2012-08-22 | 2017-04-19 | Ｐｉｏｎｅｅｒ ＤＪ株式会社 | タイムスケーリング方法、ピッチシフト方法、オーディオデータ処理装置およびプログラム |
| TWI618050B (zh) | 2013-02-14 | 2018-03-11 | 杜比實驗室特許公司 | 用於音訊處理系統中之訊號去相關的方法及設備 |
| US9830917B2 (en) * | 2013-02-14 | 2017-11-28 | Dolby Laboratories Licensing Corporation | Methods for audio signal transient detection and decorrelation control |
| JP6305694B2 (ja) * | 2013-05-31 | 2018-04-04 | クラリオン株式会社 | 信号処理装置及び信号処理方法 |
| CN105408955B (zh) | 2013-07-29 | 2019-11-05 | 杜比实验室特许公司 | 用于降低去相关器电路中瞬态信号的时间伪差的系统和方法 |
| CN103440871B (zh) * | 2013-08-21 | 2016-04-13 | 大连理工大学 | 一种语音中瞬态噪声抑制的方法 |
| CN103456310B (zh) * | 2013-08-28 | 2017-02-22 | 大连理工大学 | 一种基于谱估计的瞬态噪声抑制方法 |
| WO2015072883A1 (en) * | 2013-11-18 | 2015-05-21 | Baker Hughes Incorporated | Methods of transient em data compression |
| CN104681034A (zh) * | 2013-11-27 | 2015-06-03 | 杜比实验室特许公司 | 音频信号处理 |
| KR101861787B1 (ko) * | 2014-05-01 | 2018-05-28 | 니폰 덴신 덴와 가부시끼가이샤 | 부호화 장치, 복호 장치, 부호화 방법, 복호 방법, 부호화 프로그램, 복호 프로그램, 기록매체 |
| US10127350B2 (en) | 2014-07-03 | 2018-11-13 | Bio-Rad Laboratories, Inc. | Deconstructing overlapped peaks in droplet digital polymerase chain reaction data |
| AU2014401812B2 (en) | 2014-07-22 | 2018-03-01 | Huawei Technologies Co., Ltd. | An apparatus and a method for manipulating an input audio signal |
| 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 |
| US9668074B2 (en) * | 2014-08-01 | 2017-05-30 | Litepoint Corporation | Isolation, extraction and evaluation of transient distortions from a composite signal |
| EP3171362B1 (en) * | 2015-11-19 | 2019-08-28 | Harman Becker Automotive Systems GmbH | Bass enhancement and separation of an audio signal into a harmonic and transient signal component |
| WO2017158105A1 (en) * | 2016-03-18 | 2017-09-21 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Encoding by reconstructing phase information using a structure tensor on audio spectrograms |
| EP3246923A1 (en) * | 2016-05-20 | 2017-11-22 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for processing a multichannel audio signal |
| EP3516534A1 (en) * | 2016-09-23 | 2019-07-31 | Eventide Inc. | Tonal/transient structural separation for audio effects |
| EP3382703A1 (en) * | 2017-03-31 | 2018-10-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and methods for processing an audio signal |
| 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 |
| EP3422580B1 (en) * | 2017-06-28 | 2025-01-01 | Analog Devices, Inc. | Apparatus and methods for clock synchronization and frequency translation |
| US20190074805A1 (en) * | 2017-09-07 | 2019-03-07 | Cirrus Logic International Semiconductor Ltd. | Transient Detection for Speaker Distortion Reduction |
| CN110660400B (zh) | 2018-06-29 | 2022-07-12 | 华为技术有限公司 | 立体声信号的编码、解码方法、编码装置和解码装置 |
| CN110085214B (zh) * | 2019-02-28 | 2021-07-20 | 北京字节跳动网络技术有限公司 | 音频起始点检测方法和装置 |
| CN117059113A (zh) * | 2022-05-05 | 2023-11-14 | 北京字跳网络技术有限公司 | 音频处理方法、装置、设备及存储介质 |
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| FR2006E (fr) | 1903-03-14 | 1903-11-24 | Societe A. Monborne Aine Et Fils | Articulation pour supports de lampes électriques à incandescence et autres applications |
| AU3978595A (en) * | 1994-11-25 | 1996-06-19 | Fink, Flemming K. | Method for transforming a speech signal using a pitch manipulator |
| EP0850472A2 (en) * | 1995-09-05 | 1998-07-01 | LEONHARD, Frank Uldall | Method and system for processing auditory signals |
| SE512719C2 (sv) * | 1997-06-10 | 2000-05-02 | Lars Gustaf Liljeryd | En metod och anordning för reduktion av dataflöde baserad på harmonisk bandbreddsexpansion |
| GB9718026D0 (en) * | 1997-08-27 | 1997-10-29 | Secr Defence | Multi-component signal detection system |
| US20030156624A1 (en) * | 2002-02-08 | 2003-08-21 | Koslar | Signal transmission method with frequency and time spreading |
| US6549884B1 (en) | 1999-09-21 | 2003-04-15 | Creative Technology Ltd. | Phase-vocoder pitch-shifting |
| US6978236B1 (en) * | 1999-10-01 | 2005-12-20 | Coding Technologies Ab | Efficient spectral envelope coding using variable time/frequency resolution and time/frequency switching |
| CA2401896A1 (en) * | 2000-03-23 | 2001-09-27 | Interdigital Technology Corporation | Efficient spreader for spread spectrum communication systems |
| ATE338333T1 (de) * | 2001-04-05 | 2006-09-15 | Koninkl Philips Electronics Nv | Zeitskalenmodifikation von signalen mit spezifischem verfahren je nach ermitteltem signaltyp |
| US7610205B2 (en) * | 2002-02-12 | 2009-10-27 | Dolby Laboratories Licensing Corporation | High quality time-scaling and pitch-scaling of audio signals |
| WO2002093560A1 (en) * | 2001-05-10 | 2002-11-21 | Dolby Laboratories Licensing Corporation | Improving transient performance of low bit rate audio coding systems by reducing pre-noise |
| US6988066B2 (en) * | 2001-10-04 | 2006-01-17 | At&T Corp. | Method of bandwidth extension for narrow-band speech |
| WO2003036620A1 (en) * | 2001-10-26 | 2003-05-01 | Koninklijke Philips Electronics N.V. | Tracking of sinusoidal parameters in an audio coder |
| US6965859B2 (en) * | 2003-02-28 | 2005-11-15 | Xvd Corporation | Method and apparatus for audio compression |
| CN100339886C (zh) * | 2003-04-10 | 2007-09-26 | 联发科技股份有限公司 | 可以检测声音信号的暂态位置的编码器及编码方法 |
| US7148415B2 (en) * | 2004-03-19 | 2006-12-12 | Apple Computer, Inc. | Method and apparatus for evaluating and correcting rhythm in audio data |
| US7876909B2 (en) * | 2004-07-13 | 2011-01-25 | Waves Audio Ltd. | Efficient filter for artificial ambience |
| US7565289B2 (en) * | 2005-09-30 | 2009-07-21 | Apple Inc. | Echo avoidance in audio time stretching |
| DE102006017280A1 (de) | 2006-04-12 | 2007-10-18 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung und Verfahren zum Erzeugen eines Umgebungssignals |
| US8103504B2 (en) * | 2006-08-28 | 2012-01-24 | Victor Company Of Japan, Limited | Electronic appliance and voice signal processing method for use in the same |
| EP1918911A1 (en) * | 2006-11-02 | 2008-05-07 | RWTH Aachen University | Time scale modification of an audio signal |
| CN101308655B (zh) * | 2007-05-16 | 2011-07-06 | 展讯通信（上海）有限公司 | 一种音频编解码方法与装置 |
| US8078456B2 (en) * | 2007-06-06 | 2011-12-13 | Broadcom Corporation | Audio time scale modification algorithm for dynamic playback speed control |
| KR101230480B1 (ko) * | 2008-03-10 | 2013-02-06 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 트랜지언트 이벤트를 갖는 오디오 신호를 조작하기 위한 장치 및 방법 |
-
2009
- 2009-09-30 EP EP09012410A patent/EP2214165A3/en not_active Withdrawn
-
2010
- 2010-01-05 WO PCT/EP2010/050042 patent/WO2010086194A2/en not_active Ceased
- 2010-01-05 JP JP2011546728A patent/JP5325307B2/ja active Active
- 2010-01-05 CN CN201080009914.4A patent/CN102341847B/zh active Active
- 2010-01-05 ES ES10700048.1T patent/ES2566927T3/es active Active
- 2010-01-05 KR KR1020117019695A patent/KR101317479B1/ko active Active
- 2010-01-05 RU RU2011133694/08A patent/RU2543309C2/ru not_active Application Discontinuation
- 2010-01-05 BR BRPI1005311-5A patent/BRPI1005311B1/pt active IP Right Grant
- 2010-01-05 CA CA2751205A patent/CA2751205C/en active Active
- 2010-01-05 AU AU2010209943A patent/AU2010209943B2/en active Active
- 2010-01-05 EP EP10700048.1A patent/EP2392004B1/en active Active
- 2010-01-05 MX MX2011008004A patent/MX2011008004A/es active IP Right Grant
- 2010-01-12 TW TW099100653A patent/TWI493541B/zh active
- 2010-01-26 AR ARP100100166A patent/AR075164A1/es active IP Right Grant
-
2011
- 2011-07-27 US US13/191,780 patent/US9230557B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| WO2010086194A2 (en) | 2010-08-05 |
| HK1162080A1 (zh) | 2012-08-17 |
| CN102341847A (zh) | 2012-02-01 |
| EP2214165A2 (en) | 2010-08-04 |
| EP2392004A2 (en) | 2011-12-07 |
| JP2012516460A (ja) | 2012-07-19 |
| US9230557B2 (en) | 2016-01-05 |
| ES2566927T3 (es) | 2016-04-18 |
| TW201103009A (en) | 2011-01-16 |
| KR101317479B1 (ko) | 2013-10-11 |
| CN102341847B (zh) | 2014-01-08 |
| WO2010086194A3 (en) | 2011-09-29 |
| US20120051549A1 (en) | 2012-03-01 |
| RU2543309C2 (ru) | 2015-02-27 |
| BRPI1005311B1 (pt) | 2020-12-01 |
| EP2392004B1 (en) | 2015-12-30 |
| CA2751205A1 (en) | 2010-08-05 |
| AU2010209943B2 (en) | 2014-05-15 |
| AU2010209943A1 (en) | 2011-08-25 |
| AR075164A1 (es) | 2011-03-16 |
| TWI493541B (zh) | 2015-07-21 |
| MX2011008004A (es) | 2011-08-15 |
| RU2011133694A (ru) | 2013-03-10 |
| EP2214165A3 (en) | 2010-09-15 |
| JP5325307B2 (ja) | 2013-10-23 |
| CA2751205C (en) | 2016-05-17 |
| KR20110119745A (ko) | 2011-11-02 |
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