ATE187009T1 - Verfahren zur zeitskalenmodifikation von signalen - Google Patents

Verfahren zur zeitskalenmodifikation von signalen

Info

Publication number
ATE187009T1
ATE187009T1 AT92112238T AT92112238T ATE187009T1 AT E187009 T1 ATE187009 T1 AT E187009T1 AT 92112238 T AT92112238 T AT 92112238T AT 92112238 T AT92112238 T AT 92112238T AT E187009 T1 ATE187009 T1 AT E187009T1
Authority
AT
Austria
Prior art keywords
samples
analysis
window
predetermined number
output signal
Prior art date
Application number
AT92112238T
Other languages
English (en)
Inventor
Donald J Hejna Jr
Bruce R Musicus
Andrew S Crowe
Original Assignee
Rolm Systems
Massachusetts Inst Technology
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=24951642&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE187009(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Rolm Systems, Massachusetts Inst Technology filed Critical Rolm Systems
Application granted granted Critical
Publication of ATE187009T1 publication Critical patent/ATE187009T1/de

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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Quality & Reliability (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
AT92112238T 1991-07-23 1992-07-17 Verfahren zur zeitskalenmodifikation von signalen ATE187009T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/734,424 US5175769A (en) 1991-07-23 1991-07-23 Method for time-scale modification of signals

Publications (1)

Publication Number Publication Date
ATE187009T1 true ATE187009T1 (de) 1999-12-15

Family

ID=24951642

Family Applications (1)

Application Number Title Priority Date Filing Date
AT92112238T ATE187009T1 (de) 1991-07-23 1992-07-17 Verfahren zur zeitskalenmodifikation von signalen

Country Status (5)

Country Link
US (1) US5175769A (de)
EP (1) EP0525544B1 (de)
AT (1) ATE187009T1 (de)
DE (1) DE69230324T2 (de)
WO (1) WO1993002446A1 (de)

Families Citing this family (131)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69231266T2 (de) * 1991-08-09 2001-03-15 Koninklijke Philips Electronics N.V., Eindhoven Verfahren und Gerät zur Manipulation der Dauer eines physikalischen Audiosignals und eine Darstellung eines solchen physikalischen Audiosignals enthaltendes Speichermedium
EP0527527B1 (de) * 1991-08-09 1999-01-20 Koninklijke Philips Electronics N.V. Verfahren und Apparat zur Handhabung von Höhe und Dauer eines physikalischen Audiosignals
DE4227826C2 (de) * 1991-08-23 1999-07-22 Hitachi Ltd Digitales Verarbeitungsgerät für akustische Signale
DE69428612T2 (de) * 1993-01-25 2002-07-11 Matsushita Electric Industrial Co., Ltd. Verfahren und Vorrichtung zur Durchführung einer Zeitskalenmodifikation von Sprachsignalen
US5649050A (en) * 1993-03-15 1997-07-15 Digital Voice Systems, Inc. Apparatus and method for maintaining data rate integrity of a signal despite mismatch of readiness between sequential transmission line components
US5285499A (en) * 1993-04-27 1994-02-08 Signal Science, Inc. Ultrasonic frequency expansion processor
JPH0736776A (ja) * 1993-07-23 1995-02-07 Reader Denshi Kk 線形フィルタ処理した複合信号の発生装置及び発生方法
SE516521C2 (sv) * 1993-11-25 2002-01-22 Telia Ab Anordning och förfarande vid talsyntes
US5717823A (en) * 1994-04-14 1998-02-10 Lucent Technologies Inc. Speech-rate modification for linear-prediction based analysis-by-synthesis speech coders
US5491774A (en) * 1994-04-19 1996-02-13 Comp General Corporation Handheld record and playback device with flash memory
US5787387A (en) * 1994-07-11 1998-07-28 Voxware, Inc. Harmonic adaptive speech coding method and system
DE4425767C2 (de) * 1994-07-21 1997-05-28 Rainer Dipl Ing Hettrich Verfahren zur Wiedergabe von Signalen mit veränderter Geschwindigkeit
JP3093113B2 (ja) * 1994-09-21 2000-10-03 日本アイ・ビー・エム株式会社 音声合成方法及びシステム
US5920842A (en) 1994-10-12 1999-07-06 Pixel Instruments Signal synchronization
JP3328080B2 (ja) * 1994-11-22 2002-09-24 沖電気工業株式会社 コード励振線形予測復号器
US5727125A (en) * 1994-12-05 1998-03-10 Motorola, Inc. Method and apparatus for synthesis of speech excitation waveforms
US5694521A (en) * 1995-01-11 1997-12-02 Rockwell International Corporation Variable speed playback system
US5920840A (en) * 1995-02-28 1999-07-06 Motorola, Inc. Communication system and method using a speaker dependent time-scaling technique
KR19980702591A (ko) * 1995-02-28 1998-07-15 다니엘 케이. 니콜스 통신 시스템에서의 음성 압축 방법 및 장치
US5668923A (en) * 1995-02-28 1997-09-16 Motorola, Inc. Voice messaging system and method making efficient use of orthogonal modulation components
US5828995A (en) * 1995-02-28 1998-10-27 Motorola, Inc. Method and apparatus for intelligible fast forward and reverse playback of time-scale compressed voice messages
JPH11506575A (ja) 1995-03-07 1999-06-08 インターバル リサーチ コーポレイション 情報の選択記憶システム及び方法
NZ304418A (en) * 1995-04-12 1998-02-26 British Telecomm Extension and combination of digitised speech waveforms for speech synthesis
US5842172A (en) * 1995-04-21 1998-11-24 Tensortech Corporation Method and apparatus for modifying the play time of digital audio tracks
US5832442A (en) * 1995-06-23 1998-11-03 Electronics Research & Service Organization High-effeciency algorithms using minimum mean absolute error splicing for pitch and rate modification of audio signals
US6366887B1 (en) * 1995-08-16 2002-04-02 The United States Of America As Represented By The Secretary Of The Navy Signal transformation for aural classification
GB2305830B (en) * 1995-09-30 1999-09-22 Ibm Voice processing system and method
JPH09198089A (ja) * 1996-01-19 1997-07-31 Matsushita Electric Ind Co Ltd 再生速度変換装置
US5806023A (en) * 1996-02-23 1998-09-08 Motorola, Inc. Method and apparatus for time-scale modification of a signal
US5749064A (en) * 1996-03-01 1998-05-05 Texas Instruments Incorporated Method and system for time scale modification utilizing feature vectors about zero crossing points
US5828994A (en) * 1996-06-05 1998-10-27 Interval Research Corporation Non-uniform time scale modification of recorded audio
US5751901A (en) 1996-07-31 1998-05-12 Qualcomm Incorporated Method for searching an excitation codebook in a code excited linear prediction (CELP) coder
US6049766A (en) * 1996-11-07 2000-04-11 Creative Technology Ltd. Time-domain time/pitch scaling of speech or audio signals with transient handling
US6178405B1 (en) 1996-11-18 2001-01-23 Innomedia Pte Ltd. Concatenation compression method
US6263507B1 (en) 1996-12-05 2001-07-17 Interval Research Corporation Browser for use in navigating a body of information, with particular application to browsing information represented by audiovisual data
US5893062A (en) 1996-12-05 1999-04-06 Interval Research Corporation Variable rate video playback with synchronized audio
US6092059A (en) * 1996-12-27 2000-07-18 Cognex Corporation Automatic classifier for real time inspection and classification
JPH10187188A (ja) * 1996-12-27 1998-07-14 Shinano Kenshi Co Ltd 音声再生方法と音声再生装置
US6073100A (en) * 1997-03-31 2000-06-06 Goodridge, Jr.; Alan G Method and apparatus for synthesizing signals using transform-domain match-output extension
US5884268A (en) * 1997-06-27 1999-03-16 Motorola, Inc. Method and apparatus for reducing artifacts that result from time compressing and decompressing speech
US6182042B1 (en) 1998-07-07 2001-01-30 Creative Technology Ltd. Sound modification employing spectral warping techniques
US6622171B2 (en) * 1998-09-15 2003-09-16 Microsoft Corporation Multimedia timeline modification in networked client/server systems
US6292454B1 (en) * 1998-10-08 2001-09-18 Sony Corporation Apparatus and method for implementing a variable-speed audio data playback system
US6665751B1 (en) * 1999-04-17 2003-12-16 International Business Machines Corporation Streaming media player varying a play speed from an original to a maximum allowable slowdown proportionally in accordance with a buffer state
US6625656B2 (en) * 1999-05-04 2003-09-23 Enounce, Incorporated Method and apparatus for continuous playback or distribution of information including audio-visual streamed multimedia
US6625655B2 (en) * 1999-05-04 2003-09-23 Enounce, Incorporated Method and apparatus for providing continuous playback or distribution of audio and audio-visual streamed multimedia reveived over networks having non-deterministic delays
GB9911737D0 (en) * 1999-05-21 1999-07-21 Philips Electronics Nv Audio signal time scale modification
US6934759B2 (en) * 1999-05-26 2005-08-23 Enounce, Inc. Method and apparatus for user-time-alignment for broadcast works
AU5140200A (en) 1999-05-26 2000-12-18 Enounce, Incorporated Method and apparatus for controlling time-scale modification during multi-media broadcasts
US7155735B1 (en) 1999-10-08 2006-12-26 Vulcan Patents Llc System and method for the broadcast dissemination of time-ordered data
US6496794B1 (en) * 1999-11-22 2002-12-17 Motorola, Inc. Method and apparatus for seamless multi-rate speech coding
US6757682B1 (en) 2000-01-28 2004-06-29 Interval Research Corporation Alerting users to items of current interest
US7302490B1 (en) 2000-05-03 2007-11-27 Microsoft Corporation Media file format to support switching between multiple timeline-altered media streams
US6718309B1 (en) 2000-07-26 2004-04-06 Ssi Corporation Continuously variable time scale modification of digital audio signals
JP2002217740A (ja) * 2001-01-19 2002-08-02 Sakai Yasue 圧縮方法及び装置、伸長方法及び装置、圧縮伸長システム、記録媒体
US20020133334A1 (en) * 2001-02-02 2002-09-19 Geert Coorman Time scale modification of digitally sampled waveforms in the time domain
US7711123B2 (en) * 2001-04-13 2010-05-04 Dolby Laboratories Licensing Corporation Segmenting audio signals into auditory events
MXPA03009357A (es) * 2001-04-13 2004-02-18 Dolby Lab Licensing Corp Escalamiento en el tiempo y escalamiento en el tono de alta calidad de senales de audio.
US7461002B2 (en) * 2001-04-13 2008-12-02 Dolby Laboratories Licensing Corporation Method for time aligning audio signals using characterizations based on auditory events
US7610205B2 (en) * 2002-02-12 2009-10-27 Dolby Laboratories Licensing Corporation High quality time-scaling and pitch-scaling of audio signals
US7283954B2 (en) * 2001-04-13 2007-10-16 Dolby Laboratories Licensing Corporation Comparing audio using characterizations based on auditory events
AU2002248431B2 (en) * 2001-04-13 2008-11-13 Dolby Laboratories Licensing Corporation High quality time-scaling and pitch-scaling of audio signals
US20020194608A1 (en) * 2001-04-26 2002-12-19 Goldhor Richard S. Method and apparatus for a playback enhancement system implementing a "Say Again" feature
EP1386312B1 (de) * 2001-05-10 2008-02-20 Dolby Laboratories Licensing Corporation Verbesserung der transientenleistung bei kodierern mit niedriger bitrate durch unterdrückung des vorgeräusches
JP4272050B2 (ja) * 2001-05-25 2009-06-03 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 オーディトリーイベントに基づく特徴付けを使ったオーディオの比較
MXPA03010751A (es) * 2001-05-25 2005-03-07 Dolby Lab Licensing Corp Segmentacion de senales de audio en eventos auditivos.
US7171367B2 (en) * 2001-12-05 2007-01-30 Ssi Corporation Digital audio with parameters for real-time time scaling
KR100445342B1 (ko) * 2001-12-06 2004-08-25 박규식 듀얼 에스오엘에이 알고리듬을 이용한 음성속도변환방법및 시스템
US20030205124A1 (en) * 2002-05-01 2003-11-06 Foote Jonathan T. Method and system for retrieving and sequencing music by rhythmic similarity
US20050273321A1 (en) * 2002-08-08 2005-12-08 Choi Won Y Audio signal time-scale modification method using variable length synthesis and reduced cross-correlation computations
US7764758B2 (en) * 2003-01-30 2010-07-27 Lsi Corporation Apparatus and/or method for variable data rate conversion
US8340972B2 (en) * 2003-06-27 2012-12-25 Motorola Mobility Llc Psychoacoustic method and system to impose a preferred talking rate through auditory feedback rate adjustment
US6999922B2 (en) * 2003-06-27 2006-02-14 Motorola, Inc. Synchronization and overlap method and system for single buffer speech compression and expansion
TWI259994B (en) * 2003-07-21 2006-08-11 Ali Corp Adaptive multiple levels step-sized method for time scaling
JP2005070430A (ja) * 2003-08-25 2005-03-17 Alpine Electronics Inc 音声出力装置および方法
ATE447226T1 (de) * 2004-01-28 2009-11-15 Koninkl Philips Electronics Nv Verfahren und vorrichtung zur zeitskalierung eines signals
CA2992097C (en) 2004-03-01 2018-09-11 Dolby Laboratories Licensing Corporation Reconstructing audio signals with multiple decorrelation techniques and differentially coded parameters
US20050249080A1 (en) * 2004-05-07 2005-11-10 Fuji Xerox Co., Ltd. Method and system for harvesting a media stream
US7508947B2 (en) 2004-08-03 2009-03-24 Dolby Laboratories Licensing Corporation Method for combining audio signals using auditory scene analysis
US20060149535A1 (en) * 2004-12-30 2006-07-06 Lg Electronics Inc. Method for controlling speed of audio signals
US7676362B2 (en) * 2004-12-31 2010-03-09 Motorola, Inc. Method and apparatus for enhancing loudness of a speech signal
US8280730B2 (en) 2005-05-25 2012-10-02 Motorola Mobility Llc Method and apparatus of increasing speech intelligibility in noisy environments
MX2007015118A (es) 2005-06-03 2008-02-14 Dolby Lab Licensing Corp Aparato y metodo para codificacion de senales de audio con instrucciones de decodificacion.
US8155972B2 (en) * 2005-10-05 2012-04-10 Texas Instruments Incorporated Seamless audio speed change based on time scale modification
US7957960B2 (en) * 2005-10-20 2011-06-07 Broadcom Corporation Audio time scale modification using decimation-based synchronized overlap-add algorithm
US8345890B2 (en) * 2006-01-05 2013-01-01 Audience, Inc. System and method for utilizing inter-microphone level differences for speech enhancement
US8204252B1 (en) 2006-10-10 2012-06-19 Audience, Inc. System and method for providing close microphone adaptive array processing
US9185487B2 (en) * 2006-01-30 2015-11-10 Audience, Inc. System and method for providing noise suppression utilizing null processing noise subtraction
US8744844B2 (en) 2007-07-06 2014-06-03 Audience, Inc. System and method for adaptive intelligent noise suppression
US8194880B2 (en) * 2006-01-30 2012-06-05 Audience, Inc. System and method for utilizing omni-directional microphones for speech enhancement
DE602007011594D1 (de) 2006-04-27 2011-02-10 Dolby Lab Licensing Corp Tonverstärkungsregelung mit erfassung von publikumsereignissen auf der basis von spezifischer lautstärke
CA2650419A1 (en) * 2006-04-27 2007-11-08 Technologies Humanware Canada Inc. Method for the time scaling of an audio signal
US8849231B1 (en) 2007-08-08 2014-09-30 Audience, Inc. System and method for adaptive power control
US8949120B1 (en) 2006-05-25 2015-02-03 Audience, Inc. Adaptive noise cancelation
US8150065B2 (en) * 2006-05-25 2012-04-03 Audience, Inc. System and method for processing an audio signal
US8204253B1 (en) 2008-06-30 2012-06-19 Audience, Inc. Self calibration of audio device
US8934641B2 (en) 2006-05-25 2015-01-13 Audience, Inc. Systems and methods for reconstructing decomposed audio signals
US20120051561A1 (en) * 2006-12-05 2012-03-01 Cohen Alexander J Audio/sound information system and method
US20080130908A1 (en) * 2006-12-05 2008-06-05 Searete Llc, A Limited Liability Corporation Of The State Of Delaware Selective audio/sound aspects
TWI312500B (en) * 2006-12-08 2009-07-21 Micro Star Int Co Ltd Method of varying speech speed
US8259926B1 (en) 2007-02-23 2012-09-04 Audience, Inc. System and method for 2-channel and 3-channel acoustic echo cancellation
US8189766B1 (en) 2007-07-26 2012-05-29 Audience, Inc. System and method for blind subband acoustic echo cancellation postfiltering
US8050934B2 (en) * 2007-11-29 2011-11-01 Texas Instruments Incorporated Local pitch control based on seamless time scale modification and synchronized sampling rate conversion
US8180064B1 (en) 2007-12-21 2012-05-15 Audience, Inc. System and method for providing voice equalization
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
US8143620B1 (en) 2007-12-21 2012-03-27 Audience, Inc. System and method for adaptive classification of audio sources
US8194882B2 (en) 2008-02-29 2012-06-05 Audience, Inc. System and method for providing single microphone noise suppression fallback
US8355511B2 (en) 2008-03-18 2013-01-15 Audience, Inc. System and method for envelope-based acoustic echo cancellation
CN101290775B (zh) * 2008-06-25 2011-09-14 无锡中星微电子有限公司 一种快速实现语音信号变速的方法
US8521530B1 (en) 2008-06-30 2013-08-27 Audience, Inc. System and method for enhancing a monaural audio signal
US8774423B1 (en) 2008-06-30 2014-07-08 Audience, Inc. System and method for controlling adaptivity of signal modification using a phantom coefficient
US20100169105A1 (en) * 2008-12-29 2010-07-01 Youngtack Shim Discrete time expansion systems and methods
ITGE20090037A1 (it) 2009-06-08 2010-12-09 Linear Srl Metodo e dispositivo di modifica della velocita' di riproduzione di segnali audio-video
US8538042B2 (en) 2009-08-11 2013-09-17 Dts Llc System for increasing perceived loudness of speakers
US8204742B2 (en) * 2009-09-14 2012-06-19 Srs Labs, Inc. System for processing an audio signal to enhance speech intelligibility
GB0920729D0 (en) * 2009-11-26 2010-01-13 Icera Inc Signal fading
CN102117613B (zh) * 2009-12-31 2012-12-12 展讯通信（上海）有限公司 数字音频变速处理方法及其设备
US9008329B1 (en) 2010-01-26 2015-04-14 Audience, Inc. Noise reduction using multi-feature cluster tracker
US8996389B2 (en) * 2011-06-14 2015-03-31 Polycom, Inc. Artifact reduction in time compression
US9117455B2 (en) 2011-07-29 2015-08-25 Dts Llc Adaptive voice intelligibility processor
US9312829B2 (en) 2012-04-12 2016-04-12 Dts Llc System for adjusting loudness of audio signals in real time
US9640194B1 (en) 2012-10-04 2017-05-02 Knowles Electronics, Llc Noise suppression for speech processing based on machine-learning mask estimation
KR101953613B1 (ko) 2013-06-21 2019-03-04 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 지터 버퍼 제어부, 오디오 디코더, 방법 및 컴퓨터 프로그램
CN105474313B (zh) 2013-06-21 2019-09-06 弗劳恩霍夫应用研究促进协会 时间缩放器、音频解码器、方法和计算机可读存储介质
US9536540B2 (en) 2013-07-19 2017-01-03 Knowles Electronics, Llc Speech signal separation and synthesis based on auditory scene analysis and speech modeling
CN106797512B (zh) 2014-08-28 2019-10-25 美商楼氏电子有限公司 多源噪声抑制的方法、系统和非瞬时计算机可读存储介质
US9756281B2 (en) 2016-02-05 2017-09-05 Gopro, Inc. Apparatus and method for audio based video synchronization
US9697849B1 (en) 2016-07-25 2017-07-04 Gopro, Inc. Systems and methods for audio based synchronization using energy vectors
US9640159B1 (en) * 2016-08-25 2017-05-02 Gopro, Inc. Systems and methods for audio based synchronization using sound harmonics
US9653095B1 (en) 2016-08-30 2017-05-16 Gopro, Inc. Systems and methods for determining a repeatogram in a music composition using audio features
US9916822B1 (en) 2016-10-07 2018-03-13 Gopro, Inc. Systems and methods for audio remixing using repeated segments

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE392049C (de) * 1919-11-15 1924-03-15 Armand Nihoul Verfahren zur Herstellung eines Farbstoffes
US3104284A (en) * 1961-12-29 1963-09-17 Ibm Time duration modification of audio waveforms
US3462555A (en) * 1966-03-23 1969-08-19 Bell Telephone Labor Inc Reduction of distortion in speech signal time compression systems
US3786195A (en) * 1971-08-13 1974-01-15 Dc Dt Liquidating Partnership Variable delay line signal processor for sound reproduction
US3949175A (en) * 1973-09-28 1976-04-06 Hitachi, Ltd. Audio signal time-duration converter
US4020291A (en) * 1974-08-23 1977-04-26 Victor Company Of Japan, Limited System for time compression and expansion of audio signals
US4246617A (en) * 1979-07-30 1981-01-20 Massachusetts Institute Of Technology Digital system for changing the rate of recorded speech
US4356353A (en) * 1980-11-21 1982-10-26 Bell Telephone Laboratories, Incorporated SAW-Implemented time compandor
US4937873A (en) * 1985-03-18 1990-06-26 Massachusetts Institute Of Technology Computationally efficient sine wave synthesis for acoustic waveform processing
US4885790A (en) * 1985-03-18 1989-12-05 Massachusetts Institute Of Technology Processing of acoustic waveforms
US4852168A (en) * 1986-11-18 1989-07-25 Sprague Richard P Compression of stored waveforms for artificial speech
JP2884163B2 (ja) * 1987-02-20 1999-04-19 富士通株式会社 符号化伝送装置
IL84902A (en) * 1987-12-21 1991-12-15 D S P Group Israel Ltd Digital autocorrelation system for detecting speech in noisy audio signal
EP0392049B1 (de) * 1989-04-12 1994-01-12 Siemens Aktiengesellschaft Verfahren zur Dehnung oder Raffung eines Zeitsignals
US5081681B1 (en) * 1989-11-30 1995-08-15 Digital Voice Systems Inc Method and apparatus for phase synthesis for speech processing

Also Published As

Publication number Publication date
WO1993002446A1 (en) 1993-02-04
DE69230324T2 (de) 2000-08-10
EP0525544B1 (de) 1999-11-24
EP0525544A3 (en) 1993-06-30
DE69230324D1 (de) 1999-12-30
US5175769A (en) 1992-12-29
EP0525544A2 (de) 1993-02-03

Similar Documents

Publication Publication Date Title
ATE187009T1 (de) Verfahren zur zeitskalenmodifikation von signalen
DE69122017D1 (de) Verfahren und vorrichtung zur signalerkennung
DE69427131D1 (de) Siebtest zur früherkennung von kolorektalen neoplasien
DE69334290D1 (de) Verfahren und Vorrichtung zur Erkennung und Dekodierung von Streifenkodes
DE3750853D1 (de) Verfahren zur Bildsignalkodierung mittels Orthogonal-Transformation.
DE3878045D1 (de) Verfahren zur auswertung der signalfrequenz und phase und anordnung zur durchfuehrung dieses verfahrens.
FR2456976B1 (fr) Dispositif d'analyse de sonorites
DE60032536D1 (de) Verfahren zur Taktsynchronisierung eines digitalen Signals
DE69221666D1 (de) Verfahren zur Diagnose von Nierenkrankheiten durch Nachweisung von Albuminfragmenten
EA199800072A1 (ru) Способ оценки порового объема формации, занятого углеводородом
DE68914679D1 (de) Verfahren und messinstrument für drei komponenten.
FR2397097A1 (fr) Circuit de detection de la relation entre les frequences de deux signaux
DK0418958T3 (da) Fremgangsmåde og anordning til at konvertere et analogt indgangssignal til styrekoder samt til at syntetisere et tilsvarende udgangssignal under styring af disse styrekoder
DE3585562D1 (de) Verfahren zur optischen untersuchungsanalyse von integrierten schaltungen.
CA2084323A1 (en) Speech signal encoding system capable of transmitting a speech signal at a low bit rate
ATE32790T1 (de) Verfahren zum messen niederfrequenter signalverlaeufe innerhalb integrierter schaltungen mit der elektronensonde.
RU2117306C1 (ru) Способ определения частоты узкополосного сигнала
ATE109933T1 (de) Verfahren zur ermittlung von bewegungsinformationen aus bildsignalen.
DE69403098D1 (de) Verfahren zur Verbesserung der Schätzung der seismischen Laufzeitsgeschwindigkeit durch Fokussierungsanalyse
SU764113A1 (ru) Способ выделени экстремума сигнала
SU1182439A1 (ru) СПОСОБ ИЗМЕРЕНИЯ И РЕГИСТРАЦИИ ФОРМЫ ПЕРИОДИЧЕСКИХ ЭЛЕКТРИЧЕСКИХ СИГНАЛОВ с наложенной на них помехой, заключающийся в накоплении сигналов
SU558413A1 (ru) Устройство поиска д-последовательности
SU566367A1 (ru) Устройство дл оценки качества канала св зи
SU1543318A1 (ru) Устройство дл измерени начальной амплитуды импульсных сигналов дерного магнитного резонанса
SU953713A1 (ru) Фиксатор уровн

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties