ZA200901650B - Analysis filterbank synthesis filterbank, encoder, decoder, mixer and conferencing system - Google Patents

Analysis filterbank synthesis filterbank, encoder, decoder, mixer and conferencing system

Info

Publication number
ZA200901650B
ZA200901650B ZA200901650A ZA200901650A ZA200901650B ZA 200901650 B ZA200901650 B ZA 200901650B ZA 200901650 A ZA200901650 A ZA 200901650A ZA 200901650 A ZA200901650 A ZA 200901650A ZA 200901650 B ZA200901650 B ZA 200901650B
Authority
ZA
South Africa
Prior art keywords
input
frame
filterbank
windowed
decoder
Prior art date
Application number
ZA200901650A
Other languages
English (en)
Inventor
Bernhard Grill
Markus Schnell
Ralf Geiger
Gerhard Schuller
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 ZA200901650B publication Critical patent/ZA200901650B/xx

Links

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
    • 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
    • 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
    • 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
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • G10L19/12—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a code excitation, e.g. in code excited linear prediction [CELP] vocoders
    • G10L19/135—Vector sum excited linear prediction [VSELP]

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
  • Facsimile Transmission Control (AREA)
  • Telephonic Communication Services (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Complex Calculations (AREA)
  • Image Processing (AREA)
  • Noise Elimination (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
ZA200901650A 2006-10-18 2009-03-09 Analysis filterbank synthesis filterbank, encoder, decoder, mixer and conferencing system ZA200901650B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US86203206P 2006-10-18 2006-10-18
US11/744,641 US8036903B2 (en) 2006-10-18 2007-05-04 Analysis filterbank, synthesis filterbank, encoder, de-coder, mixer and conferencing system
PCT/EP2007/007553 WO2008046468A2 (en) 2006-10-18 2007-08-29 Analysis filterbank, synthesis filterbank, encoder, decoder, mixer and conferencing system

Publications (1)

Publication Number Publication Date
ZA200901650B true ZA200901650B (en) 2010-03-31

Family

ID=38904615

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200901650A ZA200901650B (en) 2006-10-18 2009-03-09 Analysis filterbank synthesis filterbank, encoder, decoder, mixer and conferencing system

Country Status (21)

Country Link
US (6) US8036903B2 (de)
EP (5) EP2113911B1 (de)
JP (5) JP5546863B2 (de)
KR (3) KR101162462B1 (de)
CN (4) CN102243875B (de)
AT (3) ATE539432T1 (de)
AU (3) AU2007312696B2 (de)
BR (2) BR122019020171B1 (de)
CA (3) CA2667059C (de)
ES (5) ES2531568T3 (de)
IL (4) IL197757A (de)
MX (1) MX2009004046A (de)
MY (4) MY164995A (de)
NO (5) NO342445B1 (de)
PL (5) PL2113910T3 (de)
PT (1) PT2884490T (de)
RU (1) RU2426178C2 (de)
SG (2) SG174836A1 (de)
TW (1) TWI355647B (de)
WO (1) WO2008046468A2 (de)
ZA (1) ZA200901650B (de)

Families Citing this family (47)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7422840B2 (en) * 2004-11-12 2008-09-09 E.I. Du Pont De Nemours And Company Apparatus and process for forming a printing form having a cylindrical support
US7916711B2 (en) * 2005-03-24 2011-03-29 Siport, Inc. Systems and methods for saving power in a digital broadcast receiver
GB2439685B (en) 2005-03-24 2010-04-28 Siport Inc Low power digital media broadcast receiver with time division
US7945233B2 (en) * 2005-06-16 2011-05-17 Siport, Inc. Systems and methods for dynamically controlling a tuner
US8335484B1 (en) 2005-07-29 2012-12-18 Siport, Inc. Systems and methods for dynamically controlling an analog-to-digital converter
USRE50158E1 (en) 2006-10-25 2024-10-01 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Apparatus and method for generating audio subband values and apparatus and method for generating time-domain audio samples
HUE068022T2 (hu) 2006-10-25 2024-12-28 Fraunhofer Ges Forschung Eljárás audiójel feldolgozására
BRPI0718738B1 (pt) * 2006-12-12 2023-05-16 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. Codificador, decodificador e métodos para codificação e decodificação de segmentos de dados representando uma corrente de dados de domínio de tempo
US8015368B2 (en) 2007-04-20 2011-09-06 Siport, Inc. Processor extensions for accelerating spectral band replication
US8199769B2 (en) 2007-05-25 2012-06-12 Siport, Inc. Timeslot scheduling in digital audio and hybrid audio radio systems
US20090099844A1 (en) * 2007-10-16 2009-04-16 Qualcomm Incorporated Efficient implementation of analysis and synthesis filterbanks for mpeg aac and mpeg aac eld encoders/decoders
US9275648B2 (en) * 2007-12-18 2016-03-01 Lg Electronics Inc. Method and apparatus for processing audio signal using spectral data of audio signal
ES2753899T3 (es) * 2008-03-04 2020-04-14 Fraunhofer Ges Forschung Mezclado de trenes de datos de entrada y generación de un tren de datos de salida a partir de los mismos
KR101400588B1 (ko) 2008-07-11 2014-05-28 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 시간 워프 활성 신호의 제공 및 이를 이용한 오디오 신호의 인코딩
TWI559786B (zh) * 2008-09-03 2016-11-21 杜比實驗室特許公司 增進多聲道之再生
CA2750795C (en) 2009-01-28 2015-05-26 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Audio encoder, audio decoder, encoded audio information, methods for encoding and decoding an audio signal and computer program
TWI618351B (zh) 2009-02-18 2018-03-11 杜比國際公司 用於高頻重建之複指數調變濾波器組
US8320823B2 (en) * 2009-05-04 2012-11-27 Siport, Inc. Digital radio broadcast transmission using a table of contents
US8971551B2 (en) 2009-09-18 2015-03-03 Dolby International Ab Virtual bass synthesis using harmonic transposition
US8831318B2 (en) * 2009-07-06 2014-09-09 The Board Of Trustees Of The University Of Illinois Auto-calibrating parallel MRI technique with distortion-optimal image reconstruction
CN102668374B (zh) * 2009-10-09 2015-09-09 Dts（英属维尔京群岛）有限公司 音频录音的自适应动态范围增强
PL2489041T3 (pl) * 2009-10-15 2020-11-02 Voiceage Corporation Jednoczesne kształtowanie szumu w dziedzinie czasu i w dziedzinie częstotliwości dla przekształcenia tdac
EP2372703A1 (de) * 2010-03-11 2011-10-05 Fraunhofer-Gesellschaft zur Förderung der Angewandten Forschung e.V. Signalprozessor, Fensterlieferant, codiertes Mediensignal, Verfahren zur Verarbeitung eines Signals und Verfahren zur Bereitstellung eines Fensters
BR122021003887B1 (pt) 2010-08-12 2021-08-24 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E. V. Reamostrar sinais de saída de codecs de áudio com base em qmf
US8489053B2 (en) 2011-01-16 2013-07-16 Siport, Inc. Compensation of local oscillator phase jitter
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
PL2676268T3 (pl) 2011-02-14 2015-05-29 Fraunhofer Ges Forschung Urządzenie i sposób przetwarzania zdekodowanego sygnału audio w domenie widmowej
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
RU2586597C2 (ru) 2011-02-14 2016-06-10 Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. Кодирование и декодирование позиций импульсов дорожек аудиосигнала
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
EP3154057B1 (de) * 2011-04-05 2018-10-17 Nippon Telegraph And Telephone Corporation Dekodierung eines akustischen signals
JP5714180B2 (ja) 2011-05-19 2015-05-07 ドルビー ラボラトリーズ ライセンシング コーポレイション パラメトリックオーディオコーディング方式の鑑識検出
EP2898506B1 (de) * 2012-09-21 2018-01-17 Dolby Laboratories Licensing Corporation Geschichteter ansatz für räumliche audiocodierung
EP2907324B1 (de) * 2012-10-15 2016-11-09 Dolby International AB System und verfahren zur reduzierung der latenzzeit in transposerbasierten virtuellen basssystemen
JP6531103B2 (ja) * 2013-09-12 2019-06-12 ドルビー・インターナショナル・アーベー Ｑｍｆベースの処理データの時間整列
DE102014214143B4 (de) 2014-03-14 2015-12-31 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Verarbeiten eines Signals im Frequenzbereich
EP2980791A1 (de) 2014-07-28 2016-02-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Prozessor, Verfahren und Computerprogramm zur Verarbeitung eines Audiosignals mittels verkürzter Überlappungsabschnitte von Analyse oder Synthesefenstern
CN104732979A (zh) * 2015-03-24 2015-06-24 无锡天脉聚源传媒科技有限公司 一种音频数据的处理方法及装置
CN106297813A (zh) 2015-05-28 2017-01-04 杜比实验室特许公司 分离的音频分析和处理
EP3107096A1 (de) 2015-06-16 2016-12-21 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verkleinerte decodierung
WO2017050398A1 (en) * 2015-09-25 2017-03-30 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Encoder, decoder and methods for signal-adaptive switching of the overlap ratio in audio transform coding
US10762911B2 (en) * 2015-12-01 2020-09-01 Ati Technologies Ulc Audio encoding using video information
JP2018101826A (ja) * 2016-12-19 2018-06-28 株式会社Ｃｒｉ・ミドルウェア 音声通話システム、音声通話方法およびプログラム
US10991355B2 (en) * 2019-02-18 2021-04-27 Bose Corporation Dynamic sound masking based on monitoring biosignals and environmental noises
US11282492B2 (en) 2019-02-18 2022-03-22 Bose Corporation Smart-safe masking and alerting system
US11071843B2 (en) 2019-02-18 2021-07-27 Bose Corporation Dynamic masking depending on source of snoring
US12512713B2 (en) 2021-10-22 2025-12-30 Nidec Motor Corporation Motor magnetic composite encoder

Family Cites Families (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5297236A (en) * 1989-01-27 1994-03-22 Dolby Laboratories Licensing Corporation Low computational-complexity digital filter bank for encoder, decoder, and encoder/decoder
CN1062963C (zh) * 1990-04-12 2001-03-07 多尔拜实验特许公司 用于产生高质量声音信号的解码器和编码器
US5869819A (en) * 1994-08-17 1999-02-09 Metrologic Instuments Inc. Internet-based system and method for tracking objects bearing URL-encoded bar code symbols
US5408580A (en) * 1992-09-21 1995-04-18 Aware, Inc. Audio compression system employing multi-rate signal analysis
FI935609L (fi) 1992-12-18 1994-06-19 Lonza Ag Dihydrofuroimidatsolijohdannaisten asymmetrinen hydraus
JP3531177B2 (ja) * 1993-03-11 2004-05-24 ソニー株式会社 圧縮データ記録装置及び方法、圧縮データ再生方法
US5570363A (en) 1994-09-30 1996-10-29 Intel Corporation Transform based scalable audio compression algorithms and low cost audio multi-point conferencing systems
US5867819A (en) 1995-09-29 1999-02-02 Nippon Steel Corporation Audio decoder
US5890106A (en) * 1996-03-19 1999-03-30 Dolby Laboratories Licensing Corporation Analysis-/synthesis-filtering system with efficient oddly-stacked singleband filter bank using time-domain aliasing cancellation
US5848391A (en) * 1996-07-11 1998-12-08 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. Method subband of coding and decoding audio signals using variable length windows
SG54379A1 (en) * 1996-10-24 1998-11-16 Sgs Thomson Microelectronics A Audio decoder with an adaptive frequency domain downmixer
US5946352A (en) * 1997-05-02 1999-08-31 Texas Instruments Incorporated Method and apparatus for downmixing decoded data streams in the frequency domain prior to conversion to the time domain
JP4174859B2 (ja) * 1998-07-15 2008-11-05 ヤマハ株式会社 デジタルオーディオ信号のミキシング方法およびミキシング装置
US6226608B1 (en) * 1999-01-28 2001-05-01 Dolby Laboratories Licensing Corporation Data framing for adaptive-block-length coding system
JP2000267682A (ja) * 1999-03-19 2000-09-29 Victor Co Of Japan Ltd 畳み込み演算装置
US6687663B1 (en) 1999-06-25 2004-02-03 Lake Technology Limited Audio processing method and apparatus
JP3518737B2 (ja) * 1999-10-25 2004-04-12 日本ビクター株式会社 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信号記録媒体
JP2001134274A (ja) * 1999-11-04 2001-05-18 Sony Corp ディジタル信号処理装置および処理方法、ディジタル信号記録装置および記録方法、並びに記録媒体
FR2802329B1 (fr) 1999-12-08 2003-03-28 France Telecom Procede de traitement d'au moins un flux binaire audio code organise sous la forme de trames
SE0001926D0 (sv) * 2000-05-23 2000-05-23 Lars Liljeryd Improved spectral translation/folding in the subband domain
US6718300B1 (en) * 2000-06-02 2004-04-06 Agere Systems Inc. Method and apparatus for reducing aliasing in cascaded filter banks
US6707869B1 (en) * 2000-12-28 2004-03-16 Nortel Networks Limited Signal-processing apparatus with a filter of flexible window design
US6963842B2 (en) 2001-09-05 2005-11-08 Creative Technology Ltd. Efficient system and method for converting between different transform-domain signal representations
AU2003249443A1 (en) * 2002-09-17 2004-04-08 Koninklijke Philips Electronics N.V. Method for controlling duration in speech synthesis
JP2004184536A (ja) * 2002-11-29 2004-07-02 Mitsubishi Electric Corp 畳み込み演算装置及び畳み込み演算プログラム
US7318027B2 (en) 2003-02-06 2008-01-08 Dolby Laboratories Licensing Corporation Conversion of synthesized spectral components for encoding and low-complexity transcoding
US6982377B2 (en) * 2003-12-18 2006-01-03 Texas Instruments Incorporated Time-scale modification of music signals based on polyphase filterbanks and constrained time-domain processing
US7516064B2 (en) * 2004-02-19 2009-04-07 Dolby Laboratories Licensing Corporation Adaptive hybrid transform for signal analysis and synthesis
US7639823B2 (en) * 2004-03-03 2009-12-29 Agere Systems Inc. Audio mixing using magnitude equalization
WO2005091275A1 (en) * 2004-03-17 2005-09-29 Koninklijke Philips Electronics N.V. Audio coding
US7630902B2 (en) * 2004-09-17 2009-12-08 Digital Rise Technology Co., Ltd. Apparatus and methods for digital audio coding using codebook application ranges
KR20070068424A (ko) * 2004-10-26 2007-06-29 마츠시타 덴끼 산교 가부시키가이샤 음성 부호화 장치 및 음성 부호화 방법
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
GB2426168B (en) * 2005-05-09 2008-08-27 Sony Comp Entertainment Europe Audio processing

Also Published As

Publication number Publication date
KR20090076924A (ko) 2009-07-13
WO2008046468A3 (en) 2008-06-26
ATE539432T1 (de) 2012-01-15
CN102243874A (zh) 2011-11-16
NO342515B1 (no) 2018-06-04
EP2884490A1 (de) 2015-06-17
IL226224A (en) 2016-02-29
EP2113911A3 (de) 2009-11-18
EP2113911B1 (de) 2011-12-28
AU2007312696B2 (en) 2011-04-21
CA2782476C (en) 2016-02-23
JP5859504B2 (ja) 2016-02-10
JP2010507111A (ja) 2010-03-04
NO20170982A1 (no) 2009-05-14
EP2113910B1 (de) 2011-09-21
EP2113910A1 (de) 2009-11-04
RU2009109129A (ru) 2010-11-27
IL226223A0 (en) 2013-06-27
MY155486A (en) 2015-10-30
USRE45294E1 (en) 2014-12-16
CN102243873A (zh) 2011-11-16
IL197757A0 (en) 2009-12-24
HK1128058A1 (en) 2009-10-16
AU2011201331A1 (en) 2011-04-14
JP2013228740A (ja) 2013-11-07
NO342514B1 (no) 2018-06-04
CN102243874B (zh) 2013-04-24
ATE554480T1 (de) 2012-05-15
KR101162462B1 (ko) 2012-07-04
JP5700714B2 (ja) 2015-04-15
PL2378516T3 (pl) 2015-06-30
CN101529502B (zh) 2012-07-25
WO2008046468A2 (en) 2008-04-24
CA2782609C (en) 2016-10-04
JP2014059570A (ja) 2014-04-03
KR20110049886A (ko) 2011-05-12
PL2074615T3 (pl) 2012-10-31
CA2667059A1 (en) 2008-04-24
RU2426178C2 (ru) 2011-08-10
MX2009004046A (es) 2009-04-27
USRE45276E1 (en) 2014-12-02
BRPI0716004A8 (pt) 2019-10-08
MY153289A (en) 2015-01-29
ES2374014T3 (es) 2012-02-13
USRE45526E1 (en) 2015-05-19
NO342516B1 (no) 2018-06-04
BRPI0716004A2 (pt) 2013-07-30
NO20170988A1 (no) 2009-05-14
NO20170986A1 (no) 2009-05-14
HK1138674A1 (en) 2010-08-27
PL2884490T3 (pl) 2016-12-30
IL226224A0 (en) 2013-06-27
PT2884490T (pt) 2016-10-13
NO342476B1 (no) 2018-05-28
BR122019020171B1 (pt) 2021-05-25
NO20170985A1 (no) 2009-05-14
MY155487A (en) 2015-10-30
KR101209410B1 (ko) 2012-12-10
TW200832357A (en) 2008-08-01
IL226225A0 (en) 2013-06-27
IL226223A (en) 2016-02-29
USRE45339E1 (en) 2015-01-13
BRPI0716004B1 (pt) 2020-11-17
AU2011201330B2 (en) 2011-08-25
CN102243873B (zh) 2013-04-24
ES2592253T3 (es) 2016-11-29
AU2007312696A1 (en) 2008-04-24
SG174836A1 (en) 2011-10-28
AU2011201330A1 (en) 2011-04-14
AU2011201331B2 (en) 2012-02-09
PL2113910T3 (pl) 2012-02-29
EP2378516A1 (de) 2011-10-19
CN102243875A (zh) 2011-11-16
EP2074615B1 (de) 2012-04-18
PL2113911T3 (pl) 2012-06-29
JP5700713B2 (ja) 2015-04-15
EP2113911A2 (de) 2009-11-04
IL226225A (en) 2016-02-29
AU2007312696A8 (en) 2009-05-14
JP2012150507A (ja) 2012-08-09
NO342445B1 (no) 2018-05-22
CN102243875B (zh) 2013-04-03
IL197757A (en) 2014-09-30
ES2531568T3 (es) 2015-03-17
US20080097764A1 (en) 2008-04-24
HK1138423A1 (en) 2010-08-20
CA2782476A1 (en) 2008-04-24
USRE45277E1 (en) 2014-12-02
KR20110049885A (ko) 2011-05-12
EP2074615A2 (de) 2009-07-01
HK1163332A1 (en) 2012-09-07
CA2667059C (en) 2014-10-21
JP5520994B2 (ja) 2014-06-11
EP2378516B1 (de) 2015-01-07
CA2782609A1 (en) 2008-04-24
JP5546863B2 (ja) 2014-07-09
ES2380177T3 (es) 2012-05-09
ES2386206T3 (es) 2012-08-13
CN101529502A (zh) 2009-09-09
TWI355647B (en) 2012-01-01
EP2884490B1 (de) 2016-06-29
KR101162455B1 (ko) 2012-07-04
JP2013210656A (ja) 2013-10-10
MY164995A (en) 2018-02-28
NO20091900L (no) 2009-05-14
ATE525720T1 (de) 2011-10-15
US8036903B2 (en) 2011-10-11
SG174835A1 (en) 2011-10-28

Similar Documents

Publication Publication Date Title
IL226223A (en) Filter set system for analysis, filter set for synthesis, encoder, decoder, mixer and conference management
MY148715A (en) Apparatus and method for generating audio subband values and apparatus and method for generating time-domain audio samples
MX350691B (es) Codificador, decodificador y métodos para la adaptación dinámica inversa compatible de la resolución en tiempo/frecuencia en la codificación espacial de objetos de audio.
ATE537537T1 (de) Signalkomprimierungsverfahren und -vorrichtung
MX2013006358A (es) Aparato y metodo para descomponer una señal de entrada utilizando un mezclador descendente.
MX2015010595A (es) Dominio de frecuencia de codificacion de audio que soporta la conmutacion de longitud de transformacion.
MY162251A (en) Audio signal encoder,audio signal decoder,method for providing an encoded representation of an audio content,method for providing a decoded representation of an audio content and computer program for use in low delay applications
DE502006001491D1 (de) Verfahren und vorrichtung zur künstlichen erweiterung der bandbreite von sprachsignalen
GB2493030B (en) Method of sound analysis and associated sound synthesis
DE602007005600D1 (de) Beschleunigter alterungsprozess für akustische instrumente
MX387453B (es) Reducción de solapamiento en dominio de tiempo para bancos de filtros no uniformes que usan análisis espectral seguido por síntesis parcial.
TW200639379A (en) Method and apparatus of signal processing for use in spectrometry using an improved apodization function
ATE472729T1 (de) Verfahren und vorrichtung zur steuerung der lebensmittelsqualität des papiers
ATE359496T1 (de) Messung der wärme erzeugt durch einen chemischen oder biologischen prozess.
Aleksieva PROSODIC FEATURES OF ADVERTISING TEXTS
TW200712945A (en) Patent claim evaluation system and method thereof
TH2501002830A (th) ตัวเข้ารหัสสัญญาณเสียง ตัวถอดรหัสสัญญาณเสียง วิธีการสำหรับการจัดให้มีการแสดงแทนที่ได้รับการเข้ารหัสของเนื้อหาเสียง วิธีการสำหรับการจัดให้มีการแสดงแทนที่ได้รับการถอดรหัสของเนื้อหาเสียงสำหรับใช้ในแอปพลิเคชันแบบการประวิงเวลาต่ำ