MX2012010440A - Procesador de señal, proveedor de ventana, señal de medios codificada, metodo para procesar una señal y metodo para proporcionar una ventana. - Google Patents
Procesador de señal, proveedor de ventana, señal de medios codificada, metodo para procesar una señal y metodo para proporcionar una ventana.Info
- Publication number
- MX2012010440A MX2012010440A MX2012010440A MX2012010440A MX2012010440A MX 2012010440 A MX2012010440 A MX 2012010440A MX 2012010440 A MX2012010440 A MX 2012010440A MX 2012010440 A MX2012010440 A MX 2012010440A MX 2012010440 A MX2012010440 A MX 2012010440A
- Authority
- MX
- Mexico
- Prior art keywords
- window
- signal
- providing
- processing
- provider
- Prior art date
Links
Classifications
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
- H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
- G06F17/10—Complex mathematical operations
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
- G10L25/45—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of analysis window
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
- G10L19/0212—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 orthogonal transformation
Abstract
Un procesador de señal para proporcionar una versión procesada de una señal de entrada en dependencia de la señal de entrada comprende una ventana configurada para observar una porción de la señal de entrada, o de una versión pre-procesada de la misma, en dependencia de una ventana de procesamiento de señal descrita por los valores de ventana de procesamiento de señal para una pluralidad de valores índice del valor de ventana, para obtener la versión procesada de la señal de entrada. El procesador de señal también comprende un proveedor de ventana para proporcionar los valores de ventana de procesamiento de señal para una pluralidad de valores índice del valor de ventana en dependencia de uno o más parámetros de forma de ventana.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US31277510P | 2010-03-11 | 2010-03-11 | |
| EP10175141A EP2372703A1 (en) | 2010-03-11 | 2010-09-02 | Signal processor, window provider, encoded media signal, method for processing a signal and method for providing a window |
| PCT/EP2011/053491 WO2011110572A1 (en) | 2010-03-11 | 2011-03-08 | Signal processor, window provider, encoded media signal, method for processing a signal and method for providing a window |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| MX2012010440A true MX2012010440A (es) | 2012-12-05 |
Family
ID=43827399
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MX2012010320A MX2012010320A (es) | 2010-03-11 | 2011-03-08 | Procesador de señal, proveedor de ventana, señal de medios codificada, metodo para procesar una señal y metodo para proporcionar una ventana. |
| MX2012010440A MX2012010440A (es) | 2010-03-11 | 2011-03-08 | Procesador de señal, proveedor de ventana, señal de medios codificada, metodo para procesar una señal y metodo para proporcionar una ventana. |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MX2012010320A MX2012010320A (es) | 2010-03-11 | 2011-03-08 | Procesador de señal, proveedor de ventana, señal de medios codificada, metodo para procesar una señal y metodo para proporcionar una ventana. |
Country Status (14)
| Country | Link |
|---|---|
| US (2) | US8907822B2 (es) |
| EP (5) | EP2372703A1 (es) |
| JP (2) | JP5809645B2 (es) |
| KR (2) | KR101445290B1 (es) |
| CN (2) | CN102893328B (es) |
| AU (2) | AU2011226118B2 (es) |
| BR (2) | BR112012022898B1 (es) |
| CA (2) | CA2792453C (es) |
| ES (3) | ES2691479T3 (es) |
| HK (2) | HK1231625A1 (es) |
| MX (2) | MX2012010320A (es) |
| PL (1) | PL2545549T3 (es) |
| RU (2) | RU2616863C2 (es) |
| WO (2) | WO2011110569A1 (es) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8538042B2 (en) * | 2009-08-11 | 2013-09-17 | Dts Llc | System for increasing perceived loudness of speakers |
| US9305031B2 (en) * | 2013-04-17 | 2016-04-05 | International Business Machines Corporation | Exiting windowing early for stream computing |
| US8908796B1 (en) * | 2013-05-15 | 2014-12-09 | University Of South Florida | Orthogonal frequency division multiplexing (OFDM) transmitter and receiver windowing for adjacent channel interference (ACI) suppression and rejection |
| KR101820028B1 (ko) * | 2013-08-23 | 2018-02-28 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에.베. | 오버랩 범위 내의 결합을 사용하여 오디오 신호를 처리하기 위한 장치 및 방법 |
| US9479272B2 (en) | 2014-05-14 | 2016-10-25 | Samsung Electronics Co., Ltd | Method and apparatus for processing a transmission signal in communication system |
| US9775580B2 (en) * | 2014-10-20 | 2017-10-03 | Koninklijke Philips N.V. | Cardiac reconstruction for photon counting CT for heart and lung images |
| TWI681384B (zh) * | 2018-08-01 | 2020-01-01 | 瑞昱半導體股份有限公司 | 音訊處理方法與音訊等化器 |
| CN110889083B (zh) * | 2018-09-10 | 2020-12-22 | 湖南银杏可靠性技术研究所有限公司 | 基于窗谱估计的退化数据一致性检验法 |
| WO2024028966A1 (ja) * | 2022-08-02 | 2024-02-08 | 三菱電機株式会社 | 信号処理装置および信号処理方法 |
Family Cites Families (31)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5109417A (en) | 1989-01-27 | 1992-04-28 | Dolby Laboratories Licensing Corporation | Low bit rate transform coder, decoder, and encoder/decoder for high-quality audio |
| US5142656A (en) | 1989-01-27 | 1992-08-25 | Dolby Laboratories Licensing Corporation | Low bit rate transform coder, decoder, and encoder/decoder for high-quality audio |
| JP3465941B2 (ja) * | 1993-01-07 | 2003-11-10 | 三菱電機株式会社 | ピッチ抽出装置 |
| US6487574B1 (en) * | 1999-02-26 | 2002-11-26 | Microsoft Corp. | System and method for producing modulated complex lapped transforms |
| US6496795B1 (en) * | 1999-05-05 | 2002-12-17 | Microsoft Corporation | Modulated complex lapped transform for integrated signal enhancement and coding |
| US6978236B1 (en) * | 1999-10-01 | 2005-12-20 | Coding Technologies Ab | Efficient spectral envelope coding using variable time/frequency resolution and time/frequency switching |
| BR0107420A (pt) * | 2000-11-03 | 2002-10-08 | Koninkl Philips Electronics Nv | Processos de codificação de um sinal de entrada e de decodificação, sinal modificado modelado, meio de armazenagem, decodificador, reprodutor de áudio, e ,aparelho para codificação de sinais |
| CN1312662C (zh) * | 2001-05-10 | 2007-04-25 | 杜比实验室特许公司 | 通过降低前噪声改善音频编码系统的瞬时性能的方法 |
| FR2824978B1 (fr) | 2001-05-15 | 2003-09-19 | Wavecom Sa | Dispositif et procede de traitement d'un signal audio |
| US6963842B2 (en) * | 2001-09-05 | 2005-11-08 | Creative Technology Ltd. | Efficient system and method for converting between different transform-domain signal representations |
| EP1394772A1 (en) | 2002-08-28 | 2004-03-03 | Deutsche Thomson-Brandt Gmbh | Signaling of window switchings in a MPEG layer 3 audio data stream |
| CA2415105A1 (en) * | 2002-12-24 | 2004-06-24 | Voiceage Corporation | A method and device for robust predictive vector quantization of linear prediction parameters in variable bit rate speech coding |
| US20040162866A1 (en) * | 2003-02-19 | 2004-08-19 | Malvar Henrique S. | System and method for producing fast modulated complex lapped transforms |
| JP2004361731A (ja) | 2003-06-05 | 2004-12-24 | Nec Corp | オーディオ復号装置及びオーディオ復号方法 |
| JP3849679B2 (ja) * | 2003-09-25 | 2006-11-22 | ヤマハ株式会社 | 雑音除去方法、雑音除去装置およびプログラム |
| CN100573666C (zh) * | 2003-11-26 | 2009-12-23 | 联发科技股份有限公司 | 子带分析/合成滤波方法 |
| US6980933B2 (en) * | 2004-01-27 | 2005-12-27 | Dolby Laboratories Licensing Corporation | Coding techniques using estimated spectral magnitude and phase derived from MDCT coefficients |
| US7088276B1 (en) * | 2004-02-13 | 2006-08-08 | Samplify Systems Llc | Enhanced data converters using compression and decompression |
| JP4355745B2 (ja) | 2004-03-17 | 2009-11-04 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | オーディオ符号化 |
| WO2005096273A1 (fr) * | 2004-04-01 | 2005-10-13 | Beijing Media Works Co., Ltd | Ameliorations apportees a un procede et un dispositif de codage/decodage audio |
| EP1852851A1 (en) * | 2004-04-01 | 2007-11-07 | Beijing Media Works Co., Ltd | An enhanced audio encoding/decoding device and method |
| JP2006243664A (ja) * | 2005-03-07 | 2006-09-14 | Nippon Telegr & Teleph Corp <Ntt> | 信号分離装置、信号分離方法、信号分離プログラム及び記録媒体 |
| US7720677B2 (en) | 2005-11-03 | 2010-05-18 | Coding Technologies Ab | Time warped modified transform coding of audio signals |
| RU2315424C1 (ru) * | 2006-06-06 | 2008-01-20 | Виктор Васильевич Бондаренко | Система связи с высокой скоростью передачи информации сверхширокополосными сигналами |
| US7987089B2 (en) * | 2006-07-31 | 2011-07-26 | Qualcomm Incorporated | Systems and methods for modifying a zero pad region of a windowed frame of an audio signal |
| US8036903B2 (en) * | 2006-10-18 | 2011-10-11 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Analysis filterbank, synthesis filterbank, encoder, de-coder, mixer and conferencing system |
| EP1918911A1 (en) * | 2006-11-02 | 2008-05-07 | RWTH Aachen University | Time scale modification of an audio signal |
| US7522074B2 (en) * | 2007-09-17 | 2009-04-21 | Samplify Systems, Inc. | Enhanced control for compression and decompression of sampled signals |
| BRPI0816557B1 (pt) * | 2007-10-17 | 2020-02-18 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Codificação de áudio usando upmix |
| MY154452A (en) * | 2008-07-11 | 2015-06-15 | Fraunhofer Ges Forschung | An apparatus and a method for decoding an encoded audio signal |
| JP4918074B2 (ja) * | 2008-08-18 | 2012-04-18 | 日本電信電話株式会社 | 符号化装置、符号化方法、符号化プログラム、及び記録媒体 |
-
2010
- 2010-09-02 EP EP10175141A patent/EP2372703A1/en not_active Withdrawn
- 2010-09-02 EP EP10175142A patent/EP2372704A1/en not_active Withdrawn
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2011
- 2011-03-08 WO PCT/EP2011/053484 patent/WO2011110569A1/en active Application Filing
- 2011-03-08 CA CA2792453A patent/CA2792453C/en active Active
- 2011-03-08 KR KR1020127026487A patent/KR101445290B1/ko active IP Right Grant
- 2011-03-08 PL PL11707660T patent/PL2545549T3/pl unknown
- 2011-03-08 CA CA2792454A patent/CA2792454C/en active Active
- 2011-03-08 BR BR112012022898-6A patent/BR112012022898B1/pt active IP Right Grant
- 2011-03-08 WO PCT/EP2011/053491 patent/WO2011110572A1/en active Application Filing
- 2011-03-08 AU AU2011226118A patent/AU2011226118B2/en active Active
- 2011-03-08 MX MX2012010320A patent/MX2012010320A/es active IP Right Grant
- 2011-03-08 EP EP11707661.2A patent/EP2545550B1/en active Active
- 2011-03-08 AU AU2011226121A patent/AU2011226121B2/en active Active
- 2011-03-08 EP EP16177667.9A patent/EP3096317B1/en active Active
- 2011-03-08 EP EP11707660.4A patent/EP2545549B1/en active Active
- 2011-03-08 JP JP2012556496A patent/JP5809645B2/ja active Active
- 2011-03-08 ES ES16177667.9T patent/ES2691479T3/es active Active
- 2011-03-08 MX MX2012010440A patent/MX2012010440A/es active IP Right Grant
- 2011-03-08 ES ES11707660.4T patent/ES2526774T3/es active Active
- 2011-03-08 CN CN201180023295.9A patent/CN102893328B/zh active Active
- 2011-03-08 JP JP2012556493A patent/JP5706917B2/ja active Active
- 2011-03-08 BR BR112012022899A patent/BR112012022899A2/pt not_active Application Discontinuation
- 2011-03-08 CN CN201180023357.6A patent/CN102893329B/zh active Active
- 2011-03-08 KR KR1020127026520A patent/KR101445292B1/ko active IP Right Grant
- 2011-03-08 RU RU2012143352A patent/RU2616863C2/ru active
- 2011-03-08 RU RU2012143351A patent/RU2611986C2/ru not_active Application Discontinuation
- 2011-03-08 ES ES11707661.2T patent/ES2601847T3/es active Active
-
2012
- 2012-09-11 US US13/610,361 patent/US8907822B2/en active Active
- 2012-09-11 US US13/610,352 patent/US9252803B2/en active Active
-
2013
- 2013-07-10 HK HK17105231.9A patent/HK1231625A1/zh unknown
- 2013-07-15 HK HK13108249.7A patent/HK1181179A1/xx unknown
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| FG | Grant or registration |