BRPI0813334A2 - Derivação híbrida de canais de áudio de som surround pela combinação de forma controlável de componentes de sinal de ambiente e decodificado com matriz. - Google Patents
Derivação híbrida de canais de áudio de som surround pela combinação de forma controlável de componentes de sinal de ambiente e decodificado com matriz.Info
- Publication number
- BRPI0813334A2 BRPI0813334A2 BRPI0813334-4A2A BRPI0813334A BRPI0813334A2 BR PI0813334 A2 BRPI0813334 A2 BR PI0813334A2 BR PI0813334 A BRPI0813334 A BR PI0813334A BR PI0813334 A2 BRPI0813334 A2 BR PI0813334A2
- Authority
- BR
- Brazil
- Prior art keywords
- signal components
- controlable
- signified
- derivation
- hybrid
- Prior art date
Links
- 238000009795 derivation Methods 0.000 title 1
- 230000007613 environmental effect Effects 0.000 title 1
- 230000005236 sound signal Effects 0.000 abstract 4
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S1/00—Two-channel systems
- H04S1/007—Two-channel systems in which the audio signals are in digital form
-
- 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
-
- 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
- H04S2420/11—Application of ambisonics in stereophonic audio systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
- H04S3/02—Systems employing more than two channels, e.g. quadraphonic of the matrix type, i.e. in which input signals are combined algebraically, e.g. after having been phase shifted with respect to each other
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Multimedia (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Mathematical Physics (AREA)
- Computational Linguistics (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Stereophonic System (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US93378907P | 2007-06-08 | 2007-06-08 | |
PCT/US2008/007128 WO2008153944A1 (en) | 2007-06-08 | 2008-06-06 | Hybrid derivation of surround sound audio channels by controllably combining ambience and matrix-decoded signal components |
Publications (1)
Publication Number | Publication Date |
---|---|
BRPI0813334A2 true BRPI0813334A2 (pt) | 2014-12-23 |
Family
ID=39743799
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BRPI0813334-4A2A BRPI0813334A2 (pt) | 2007-06-08 | 2008-06-06 | Derivação híbrida de canais de áudio de som surround pela combinação de forma controlável de componentes de sinal de ambiente e decodificado com matriz. |
Country Status (11)
Country | Link |
---|---|
US (1) | US9185507B2 (pt) |
EP (1) | EP2162882B1 (pt) |
JP (1) | JP5021809B2 (pt) |
CN (1) | CN101681625B (pt) |
AT (1) | ATE493731T1 (pt) |
BR (1) | BRPI0813334A2 (pt) |
DE (1) | DE602008004252D1 (pt) |
ES (1) | ES2358786T3 (pt) |
RU (1) | RU2422922C1 (pt) |
TW (1) | TWI527473B (pt) |
WO (1) | WO2008153944A1 (pt) |
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ATE447224T1 (de) * | 2006-03-13 | 2009-11-15 | France Telecom | Gemeinsame schallsynthese und -spatialisierung |
DE602007007457D1 (de) * | 2006-03-13 | 2010-08-12 | Dolby Lab Licensing Corp | Ableitung von mittelkanalton |
US7876615B2 (en) | 2007-11-14 | 2011-01-25 | Jonker Llc | Method of operating integrated circuit embedded with non-volatile programmable memory having variable coupling related application data |
US8580622B2 (en) | 2007-11-14 | 2013-11-12 | Invensas Corporation | Method of making integrated circuit embedded with non-volatile programmable memory having variable coupling |
CN102017402B (zh) | 2007-12-21 | 2015-01-07 | Dts有限责任公司 | 用于调节音频信号的感知响度的系统 |
TWI413109B (zh) | 2008-10-01 | 2013-10-21 | Dolby Lab Licensing Corp | 用於上混系統之解相關器 |
US8203861B2 (en) | 2008-12-30 | 2012-06-19 | Invensas Corporation | Non-volatile one-time—programmable and multiple-time programmable memory configuration circuit |
WO2010091736A1 (en) * | 2009-02-13 | 2010-08-19 | Nokia Corporation | Ambience coding and decoding for audio applications |
CN101848412B (zh) | 2009-03-25 | 2012-03-21 | 华为技术有限公司 | 通道间延迟估计的方法及其装置和编码器 |
KR20120028915A (ko) * | 2009-05-11 | 2012-03-23 | 아키타 블루, 인크. | 임의의 신호의 쌍으로부터 공통 및 고유 구성요소의 추출 |
US8538042B2 (en) | 2009-08-11 | 2013-09-17 | Dts Llc | System for increasing perceived loudness of speakers |
US8831934B2 (en) * | 2009-10-27 | 2014-09-09 | Phonak Ag | Speech enhancement method and system |
US8786852B2 (en) | 2009-12-02 | 2014-07-22 | Lawrence Livermore National Security, Llc | Nanoscale array structures suitable for surface enhanced raman scattering and methods related thereto |
TWI444989B (zh) | 2010-01-22 | 2014-07-11 | Dolby Lab Licensing Corp | 針對改良多通道上混使用多通道解相關之技術 |
EP2523473A1 (en) * | 2011-05-11 | 2012-11-14 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for generating an output signal employing a decomposer |
CA2848275C (en) | 2012-01-20 | 2016-03-08 | Sascha Disch | Apparatus and method for audio encoding and decoding employing sinusoidal substitution |
US9986356B2 (en) * | 2012-02-15 | 2018-05-29 | Harman International Industries, Incorporated | Audio surround processing system |
US9395304B2 (en) | 2012-03-01 | 2016-07-19 | Lawrence Livermore National Security, Llc | Nanoscale structures on optical fiber for surface enhanced Raman scattering and methods related thereto |
US9312829B2 (en) | 2012-04-12 | 2016-04-12 | Dts Llc | System for adjusting loudness of audio signals in real time |
WO2014035902A2 (en) * | 2012-08-31 | 2014-03-06 | Dolby Laboratories Licensing Corporation | Reflected and direct rendering of upmixed content to individually addressable drivers |
KR101729930B1 (ko) | 2013-02-14 | 2017-04-25 | 돌비 레버러토리즈 라이쎈싱 코오포레이션 | 업믹스된 오디오 신호들의 채널간 코히어런스를 제어하기 위한 방법 |
US9830917B2 (en) | 2013-02-14 | 2017-11-28 | Dolby Laboratories Licensing Corporation | Methods for audio signal transient detection and decorrelation control |
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 |
EP3515055A1 (en) | 2013-03-15 | 2019-07-24 | Dolby Laboratories Licensing Corp. | Normalization of soundfield orientations based on auditory scene analysis |
RU2712814C2 (ru) | 2013-04-05 | 2020-01-31 | Долби Лабораторис Лайсэнзин Корпорейшн | Система компандирования и способ для снижения шума квантования с использованием усовершенствованного спектрального расширения |
WO2014175075A1 (ja) * | 2013-04-26 | 2014-10-30 | ソニー株式会社 | 音声処理装置および方法、並びにプログラム |
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 |
BR112016006832B1 (pt) | 2013-10-03 | 2022-05-10 | Dolby Laboratories Licensing Corporation | Método para derivar m sinais de áudio difusos a partir de n sinais de áudio para a apresentação de um campo sonoro difuso, aparelho e meio não transitório |
JP5981408B2 (ja) * | 2013-10-29 | 2016-08-31 | 株式会社Nttドコモ | 音声信号処理装置、音声信号処理方法、及び音声信号処理プログラム |
DE202014010599U1 (de) * | 2014-01-05 | 2016-02-02 | Kronoton Gmbh | Gerät mit Lautsprechern |
EP2980789A1 (en) * | 2014-07-30 | 2016-02-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for enhancing an audio signal, sound enhancing system |
TWI615040B (zh) * | 2016-06-08 | 2018-02-11 | 視訊聮合科技股份有限公司 | 多功能模組式音箱 |
CN109640242B (zh) * | 2018-12-11 | 2020-05-12 | 电子科技大学 | 音频源分量及环境分量提取方法 |
US11656848B2 (en) * | 2019-09-18 | 2023-05-23 | Stmicroelectronics International N.V. | High throughput parallel architecture for recursive sinusoid synthesizer |
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JPS6193100A (ja) | 1984-10-02 | 1986-05-12 | 極東開発工業株式会社 | 貯蔵タンクの収容液種判別装置 |
JPS6193100U (pt) * | 1984-11-22 | 1986-06-16 | ||
JP2512038B2 (ja) | 1987-12-01 | 1996-07-03 | 松下電器産業株式会社 | 音場再生装置 |
CN1046801A (zh) * | 1989-04-27 | 1990-11-07 | 深圳大学视听技术研究所 | 电影立体声解码及处理方法 |
US5251260A (en) * | 1991-08-07 | 1993-10-05 | Hughes Aircraft Company | Audio surround system with stereo enhancement and directivity servos |
JP2660614B2 (ja) | 1991-08-21 | 1997-10-08 | 日野自動車工業株式会社 | クレーンを搭載したトラックの支持装置 |
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EP1386312B1 (en) | 2001-05-10 | 2008-02-20 | Dolby Laboratories Licensing Corporation | Improving transient performance of low bit rate audio coding systems by reducing pre-noise |
CN1320844C (zh) * | 2001-12-05 | 2007-06-06 | 皇家飞利浦电子股份有限公司 | 用于增强立体声信号的电路和方法 |
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US7508947B2 (en) | 2004-08-03 | 2009-03-24 | Dolby Laboratories Licensing Corporation | Method for combining audio signals using auditory scene analysis |
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AU2006255662B2 (en) | 2005-06-03 | 2012-08-23 | Dolby Laboratories Licensing Corporation | Apparatus and method for encoding audio signals with decoding instructions |
JP2007028065A (ja) * | 2005-07-14 | 2007-02-01 | Victor Co Of Japan Ltd | サラウンド再生装置 |
TWI396188B (zh) | 2005-08-02 | 2013-05-11 | Dolby Lab Licensing Corp | 依聆聽事件之函數控制空間音訊編碼參數的技術 |
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US8345899B2 (en) * | 2006-05-17 | 2013-01-01 | Creative Technology Ltd | Phase-amplitude matrixed surround decoder |
US8213623B2 (en) * | 2007-01-12 | 2012-07-03 | Illusonic Gmbh | Method to generate an output audio signal from two or more input audio signals |
-
2008
- 2008-06-06 CN CN2008800188969A patent/CN101681625B/zh not_active Expired - Fee Related
- 2008-06-06 AT AT08768203T patent/ATE493731T1/de not_active IP Right Cessation
- 2008-06-06 JP JP2010511203A patent/JP5021809B2/ja not_active Expired - Fee Related
- 2008-06-06 ES ES08768203T patent/ES2358786T3/es active Active
- 2008-06-06 BR BRPI0813334-4A2A patent/BRPI0813334A2/pt not_active IP Right Cessation
- 2008-06-06 EP EP08768203A patent/EP2162882B1/en not_active Not-in-force
- 2008-06-06 TW TW097121163A patent/TWI527473B/zh not_active IP Right Cessation
- 2008-06-06 DE DE602008004252T patent/DE602008004252D1/de active Active
- 2008-06-06 RU RU2009149399/09A patent/RU2422922C1/ru not_active IP Right Cessation
- 2008-06-06 US US12/663,276 patent/US9185507B2/en not_active Expired - Fee Related
- 2008-06-06 WO PCT/US2008/007128 patent/WO2008153944A1/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
EP2162882B1 (en) | 2010-12-29 |
CN101681625B (zh) | 2012-11-07 |
TWI527473B (zh) | 2016-03-21 |
TW200911006A (en) | 2009-03-01 |
CN101681625A (zh) | 2010-03-24 |
ES2358786T3 (es) | 2011-05-13 |
DE602008004252D1 (de) | 2011-02-10 |
WO2008153944A1 (en) | 2008-12-18 |
RU2422922C1 (ru) | 2011-06-27 |
ATE493731T1 (de) | 2011-01-15 |
US9185507B2 (en) | 2015-11-10 |
JP2010529780A (ja) | 2010-08-26 |
US20100177903A1 (en) | 2010-07-15 |
EP2162882A1 (en) | 2010-03-17 |
JP5021809B2 (ja) | 2012-09-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B08F | Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette] | ||
B08K | Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette] |
Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2465 DE 03-04-2018 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013. |