PL2545549T3 - Procesor sygnałowy i sposób przetwarzania sygnału - Google Patents

Procesor sygnałowy i sposób przetwarzania sygnału

Info

Publication number
PL2545549T3
PL2545549T3 PL11707660T PL11707660T PL2545549T3 PL 2545549 T3 PL2545549 T3 PL 2545549T3 PL 11707660 T PL11707660 T PL 11707660T PL 11707660 T PL11707660 T PL 11707660T PL 2545549 T3 PL2545549 T3 PL 2545549T3
Authority
PL
Poland
Prior art keywords
signal
processing
signal processor
processor
Prior art date
Application number
PL11707660T
Other languages
English (en)
Inventor
Christian Helmrich
Ralf Geiger
Original Assignee
Fraunhofer Ges Forschung
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fraunhofer Ges Forschung filed Critical Fraunhofer Ges Forschung
Publication of PL2545549T3 publication Critical patent/PL2545549T3/pl

Links

Classifications

    • 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
    • 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
    • G06—COMPUTING OR CALCULATING; 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
    • 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
    • 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
    • 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 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
    • G10L19/0212—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Multimedia (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Data Mining & Analysis (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Algebra (AREA)
  • Pure & Applied Mathematics (AREA)
  • Databases & Information Systems (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Complex Calculations (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
PL11707660T 2010-03-11 2011-03-08 Procesor sygnałowy i sposób przetwarzania sygnału PL2545549T3 (pl)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US31277510P 2010-03-11 2010-03-11
EP10175142A EP2372704A1 (en) 2010-03-11 2010-09-02 Signal processor and method for processing a signal
EP11707660.4A EP2545549B1 (en) 2010-03-11 2011-03-08 Signal processor and method for processing a signal
PCT/EP2011/053484 WO2011110569A1 (en) 2010-03-11 2011-03-08 Signal processor and method for processing a signal

Publications (1)

Publication Number Publication Date
PL2545549T3 true PL2545549T3 (pl) 2015-03-31

Family

ID=43827399

Family Applications (1)

Application Number Title Priority Date Filing Date
PL11707660T PL2545549T3 (pl) 2010-03-11 2011-03-08 Procesor sygnałowy i sposób przetwarzania sygnału

Country Status (13)

Country Link
US (2) US9252803B2 (pl)
EP (5) EP2372703A1 (pl)
JP (2) JP5809645B2 (pl)
KR (2) KR101445290B1 (pl)
CN (2) CN102893328B (pl)
AU (2) AU2011226121B2 (pl)
BR (1) BR112012022898B1 (pl)
CA (2) CA2792453C (pl)
ES (3) ES2526774T3 (pl)
MX (2) MX2012010440A (pl)
PL (1) PL2545549T3 (pl)
RU (2) RU2616863C2 (pl)
WO (2) WO2011110572A1 (pl)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
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
WO2015025052A1 (en) * 2013-08-23 2015-02-26 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for processing an audio signal using an aliasing error signal
US9479272B2 (en) 2014-05-14 2016-10-25 Samsung Electronics Co., Ltd Method and apparatus for processing a transmission signal in communication system
CN107072627B (zh) * 2014-10-20 2020-10-16 皇家飞利浦有限公司 用于针对心脏和肺图像的光子计数ct的心脏重建
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
KR102784793B1 (ko) * 2020-08-06 2025-03-21 라인플러스 주식회사 딥러닝을 이용한 시간 및 주파수 분석 기반의 노이즈 제거 방법 및 장치
DE112022007315T5 (de) * 2022-08-02 2025-04-03 Mitsubishi Electric Corporation Signalverarbeitungseinrichtung und signalverarbeitungsverfahren
CN117242517A (zh) * 2023-08-09 2023-12-15 北京小米移动软件有限公司 音频信号处理方法及装置、通信设备、通信系统、存储介质

Family Cites Families (31)

* Cited by examiner, † Cited by third party
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
WO2002037688A1 (en) * 2000-11-03 2002-05-10 Koninklijke Philips Electronics N.V. Parametric coding of audio signals
JP4290997B2 (ja) * 2001-05-10 2009-07-08 ドルビー・ラボラトリーズ・ライセンシング・コーポレーション プレノイズの縮減による低ビットレートオーディオコーディングにおけるトランジエント効率の改善
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
US7587313B2 (en) 2004-03-17 2009-09-08 Koninklijke Philips Electronics N.V. Audio coding
EP1852851A1 (en) * 2004-04-01 2007-11-07 Beijing Media Works Co., Ltd An enhanced audio encoding/decoding device and method
EP1873753A1 (en) * 2004-04-01 2008-01-02 Beijing Media Works Co., Ltd 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
KR101290394B1 (ko) * 2007-10-17 2013-07-26 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 다운믹스를 이용한 오디오 코딩
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

Also Published As

Publication number Publication date
EP2545549B1 (en) 2014-10-01
KR20130007601A (ko) 2013-01-18
ES2526774T3 (es) 2015-01-15
US20130241750A1 (en) 2013-09-19
JP5706917B2 (ja) 2015-04-22
BR112012022898A2 (pt) 2018-09-18
JP5809645B2 (ja) 2015-11-11
KR101445290B1 (ko) 2014-09-29
CN102893329A (zh) 2013-01-23
RU2012143352A (ru) 2014-04-27
CA2792454A1 (en) 2011-09-15
ES2601847T3 (es) 2017-02-16
US8907822B2 (en) 2014-12-09
MX2012010440A (es) 2012-12-05
RU2012143351A (ru) 2014-04-20
EP3096317B1 (en) 2018-08-01
WO2011110569A1 (en) 2011-09-15
CA2792453C (en) 2016-05-31
RU2611986C2 (ru) 2017-03-01
US9252803B2 (en) 2016-02-02
ES2691479T3 (es) 2018-11-27
EP2545549A1 (en) 2013-01-16
CN102893328B (zh) 2014-12-10
CN102893329B (zh) 2015-04-08
EP2372704A1 (en) 2011-10-05
CN102893328A (zh) 2013-01-23
KR101445292B1 (ko) 2014-09-29
MX2012010320A (es) 2012-11-23
AU2011226121B2 (en) 2014-08-28
BR112012022898B1 (pt) 2021-02-02
JP2013522657A (ja) 2013-06-13
WO2011110572A1 (en) 2011-09-15
AU2011226118B2 (en) 2014-08-28
RU2616863C2 (ru) 2017-04-18
EP3096317A1 (en) 2016-11-23
AU2011226118A1 (en) 2012-10-25
JP2013531264A (ja) 2013-08-01
HK1231625A1 (en) 2017-12-22
CA2792454C (en) 2018-01-16
US20130246492A1 (en) 2013-09-19
EP2545550B1 (en) 2016-09-07
BR112012022899A2 (en) 2018-06-05
EP2372703A1 (en) 2011-10-05
AU2011226121A1 (en) 2012-10-25
EP2545550A1 (en) 2013-01-16
HK1181179A1 (en) 2014-03-07
KR20130007603A (ko) 2013-01-18
CA2792453A1 (en) 2011-09-15

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