DE2860220D1 - Method and system for speech data compression - Google Patents

Method and system for speech data compression

Info

Publication number
DE2860220D1
DE2860220D1 DE7878430022T DE2860220T DE2860220D1 DE 2860220 D1 DE2860220 D1 DE 2860220D1 DE 7878430022 T DE7878430022 T DE 7878430022T DE 2860220 T DE2860220 T DE 2860220T DE 2860220 D1 DE2860220 D1 DE 2860220D1
Authority
DE
Germany
Prior art keywords
data compression
speech data
speech
compression
data
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
DE7878430022T
Other languages
English (en)
Inventor
Daniel Jacques Esteban
Claude Robert Galand
Daniel Mauduit
Jean Menez
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
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 International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of DE2860220D1 publication Critical patent/DE2860220D1/de
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/66—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission
    • H04B1/667—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission using a division in frequency subbands
DE7878430022T 1977-12-23 1978-12-08 Method and system for speech data compression Expired DE2860220D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7739912A FR2412987A1 (fr) 1977-12-23 1977-12-23 Procede de compression de donnees relatives au signal vocal et dispositif mettant en oeuvre ledit procede

Publications (1)

Publication Number Publication Date
DE2860220D1 true DE2860220D1 (en) 1981-01-22

Family

ID=9199602

Family Applications (1)

Application Number Title Priority Date Filing Date
DE7878430022T Expired DE2860220D1 (en) 1977-12-23 1978-12-08 Method and system for speech data compression

Country Status (5)

Country Link
US (1) US4216354A (de)
EP (1) EP0002998B1 (de)
JP (1) JPS5488011A (de)
DE (1) DE2860220D1 (de)
FR (1) FR2412987A1 (de)

Families Citing this family (84)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1123955A (en) * 1978-03-30 1982-05-18 Tetsu Taguchi Speech analysis and synthesis apparatus
US4330689A (en) * 1980-01-28 1982-05-18 The United States Of America As Represented By The Secretary Of The Navy Multirate digital voice communication processor
US4328395A (en) * 1980-02-04 1982-05-04 Texas Instruments Incorporated Speech synthesis system with variable interpolation capability
US4441201A (en) * 1980-02-04 1984-04-03 Texas Instruments Incorporated Speech synthesis system utilizing variable frame rate
US4419540A (en) * 1980-02-04 1983-12-06 Texas Instruments Incorporated Speech synthesis system with variable interpolation capability
US4359608A (en) * 1980-08-26 1982-11-16 The United States Of America As Represented By The United States Department Of Energy Adaptive sampler
JPS5755635A (en) * 1980-09-20 1982-04-02 Sony Corp Transmitting method for digital picture signal
US4386237A (en) * 1980-12-22 1983-05-31 Intelsat NIC Processor using variable precision block quantization
EP0059294B1 (de) * 1981-02-27 1984-11-21 International Business Machines Corporation Übertragungsverfahren und Einrichtung zur Ausführung des Verfahrens
DE3171990D1 (en) * 1981-04-30 1985-10-03 Ibm Speech coding methods and apparatus for carrying out the method
US4417102A (en) * 1981-06-04 1983-11-22 Bell Telephone Laboratories, Incorporated Noise and bit rate reduction arrangements
DE3174560D1 (en) * 1981-07-28 1986-06-12 Ibm Transmission method for voice and digital data and arrangement for carrying out said method
EP0070948B1 (de) * 1981-07-28 1985-07-10 International Business Machines Corporation Sprachkodierungsverfahren und Ausführungsanordnung für das genannte Verfahren
US4441200A (en) * 1981-10-08 1984-04-03 Motorola Inc. Digital voice processing system
JPS5921039B2 (ja) * 1981-11-04 1984-05-17 日本電信電話株式会社 適応予測符号化方式
US4541012A (en) * 1982-01-04 1985-09-10 Compression Labs, Inc. Video bandwidth reduction system employing interframe block differencing and transform domain coding
DE3267481D1 (en) * 1982-02-09 1986-01-02 Ibm Method for multi-speed digital transmission and apparatus for carrying out said method
GB2117608B (en) * 1982-02-17 1986-07-30 Gen Electric Co Plc Speech signal transmission system
DE3270212D1 (en) * 1982-04-30 1986-05-07 Ibm Digital coding method and device for carrying out the method
US4520499A (en) * 1982-06-25 1985-05-28 Milton Bradley Company Combination speech synthesis and recognition apparatus
US4516258A (en) * 1982-06-30 1985-05-07 At&T Bell Laboratories Bit allocation generator for adaptive transform coder
US4535472A (en) * 1982-11-05 1985-08-13 At&T Bell Laboratories Adaptive bit allocator
DE3276651D1 (en) * 1982-11-26 1987-07-30 Ibm Speech signal coding method and apparatus
JP2648138B2 (ja) * 1983-04-12 1997-08-27 エイ・ティ・アンド・ティ・コーポレーション 音声パターンを圧縮する方法
CA1253255A (en) * 1983-05-16 1989-04-25 Nec Corporation System for simultaneously coding and decoding a plurality of signals
EP0139803B1 (de) * 1983-10-28 1987-10-14 International Business Machines Corporation Verfahren zur Wiederherstellung von verlorengegangenen Informationen in einem digitalen Sprachübertragungssystem und Übertragungssystem welches dieses Verfahren anwendet
US4692909A (en) * 1984-06-29 1987-09-08 Amoco Corporation Adaptive seismic signal processor
GB8421498D0 (en) * 1984-08-24 1984-09-26 British Telecomm Frequency domain speech coding
US4675863A (en) 1985-03-20 1987-06-23 International Mobile Machines Corp. Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels
US5067158A (en) * 1985-06-11 1991-11-19 Texas Instruments Incorporated Linear predictive residual representation via non-iterative spectral reconstruction
IL76283A0 (en) * 1985-09-03 1986-01-31 Ibm Process and system for coding signals
EP0224626B1 (de) * 1985-10-30 1990-01-31 International Business Machines Corporation Synchronisiertes System für mehrere Signalprozessoren
US4920534A (en) * 1986-02-28 1990-04-24 At&T Bell Laboratories System for controllably eliminating bits from packet information field based on indicator in header and amount of data in packet buffer
JPS62234435A (ja) * 1986-04-04 1987-10-14 Kokusai Denshin Denwa Co Ltd <Kdd> 符号化音声の復号化方式
EP0243562B1 (de) * 1986-04-30 1992-01-29 International Business Machines Corporation Sprachkodierungsverfahren und Einrichtung zur Ausführung dieses Verfahrens
US4899384A (en) * 1986-08-25 1990-02-06 Ibm Corporation Table controlled dynamic bit allocation in a variable rate sub-band speech coder
DE3785189T2 (de) * 1987-04-22 1993-10-07 Ibm Verfahren und Einrichtung zur Veränderung von Sprachgeschwindigkeit.
US4802171A (en) * 1987-06-04 1989-01-31 Motorola, Inc. Method for error correction in digitally encoded speech
US4831624A (en) * 1987-06-04 1989-05-16 Motorola, Inc. Error detection method for sub-band coding
US4805193A (en) * 1987-06-04 1989-02-14 Motorola, Inc. Protection of energy information in sub-band coding
US4815134A (en) * 1987-09-08 1989-03-21 Texas Instruments Incorporated Very low rate speech encoder and decoder
US4890326A (en) * 1988-03-03 1989-12-26 Rubiyat Software, Inc. Method for compressing data
IL89672A (en) * 1988-04-29 1994-04-12 Motorola Inc Spectral efficient method of transmitting information signal
US4979188A (en) * 1988-04-29 1990-12-18 Motorola, Inc. Spectrally efficient method for communicating an information signal
US4964166A (en) * 1988-05-26 1990-10-16 Pacific Communication Science, Inc. Adaptive transform coder having minimal bit allocation processing
USRE40280E1 (en) 1988-12-30 2008-04-29 Lucent Technologies Inc. Rate loop processor for perceptual encoder/decoder
US5222189A (en) * 1989-01-27 1993-06-22 Dolby Laboratories Licensing Corporation Low time-delay transform coder, decoder, and encoder/decoder for high-quality audio
US5752225A (en) * 1989-01-27 1998-05-12 Dolby Laboratories Licensing Corporation Method and apparatus for split-band encoding and split-band decoding of audio information using adaptive bit allocation to adjacent subbands
US5253275A (en) 1991-01-07 1993-10-12 H. Lee Browne Audio and video transmission and receiving system
EP0559348A3 (de) * 1992-03-02 1993-11-03 AT&T Corp. Rateurregelschleifenprozessor für einen wahrnehmungsgebundenen Koder/Dekoder
JPH06291672A (ja) * 1992-03-13 1994-10-18 Matsushita Electric Ind Co Ltd 帯域分割符号化装置
US5408580A (en) * 1992-09-21 1995-04-18 Aware, Inc. Audio compression system employing multi-rate signal analysis
US6252909B1 (en) * 1992-09-21 2001-06-26 Aware, Inc. Multi-carrier transmission system utilizing channels of different bandwidth
US5517511A (en) * 1992-11-30 1996-05-14 Digital Voice Systems, Inc. Digital transmission of acoustic signals over a noisy communication channel
JPH06202694A (ja) * 1992-12-25 1994-07-22 Takayama:Kk 音声圧縮方法
US7082106B2 (en) 1993-01-08 2006-07-25 Multi-Tech Systems, Inc. Computer-based multi-media communications system and method
JPH07123242B2 (ja) * 1993-07-06 1995-12-25 日本電気株式会社 音声信号復号化装置
US5546383A (en) 1993-09-30 1996-08-13 Cooley; David M. Modularly clustered radiotelephone system
BE1007616A3 (nl) * 1993-10-11 1995-08-22 Philips Electronics Nv Transmissiesysteem met vereenvoudigde broncodering.
EP0878790A1 (de) * 1997-05-15 1998-11-18 Hewlett-Packard Company Sprachkodiersystem und Verfahren
FR2781944B1 (fr) * 1998-07-29 2001-10-05 Inst Francais Du Petrole Methode pour realiser une compression sans pertes de signaux a grande dynamique en vue de leur transmission
SE9903553D0 (sv) 1999-01-27 1999-10-01 Lars Liljeryd Enhancing percepptual performance of SBR and related coding methods by adaptive noise addition (ANA) and noise substitution limiting (NSL)
SE0001926D0 (sv) 2000-05-23 2000-05-23 Lars Liljeryd Improved spectral translation/folding in the subband domain
US6757648B2 (en) 2001-06-28 2004-06-29 Microsoft Corporation Techniques for quantization of spectral data in transcoding
JP4063508B2 (ja) * 2001-07-04 2008-03-19 日本電気株式会社 ビットレート変換装置およびビットレート変換方法
SE0202159D0 (sv) 2001-07-10 2002-07-09 Coding Technologies Sweden Ab Efficientand scalable parametric stereo coding for low bitrate applications
US8605911B2 (en) 2001-07-10 2013-12-10 Dolby International Ab Efficient and scalable parametric stereo coding for low bitrate audio coding applications
EP1423847B1 (de) 2001-11-29 2005-02-02 Coding Technologies AB Wiederherstellung von hochfrequenzkomponenten
SE0202770D0 (sv) 2002-09-18 2002-09-18 Coding Technologies Sweden Ab Method for reduction of aliasing introduces by spectral envelope adjustment in real-valued filterbanks
US20050232497A1 (en) * 2004-04-15 2005-10-20 Microsoft Corporation High-fidelity transcoding
FI20065474L (fi) * 2006-07-04 2008-01-05 Head Inhimillinen Tekijae Oy Menetelmä ääni-informaation käsittelemiseksi
US8239190B2 (en) * 2006-08-22 2012-08-07 Qualcomm Incorporated Time-warping frames of wideband vocoder
US8457958B2 (en) 2007-11-09 2013-06-04 Microsoft Corporation Audio transcoder using encoder-generated side information to transcode to target bit-rate
US8164862B2 (en) * 2008-04-02 2012-04-24 Headway Technologies, Inc. Seed layer for TMR or CPP-GMR sensor
US8396114B2 (en) * 2009-01-29 2013-03-12 Microsoft Corporation Multiple bit rate video encoding using variable bit rate and dynamic resolution for adaptive video streaming
US8311115B2 (en) * 2009-01-29 2012-11-13 Microsoft Corporation Video encoding using previously calculated motion information
US8270473B2 (en) * 2009-06-12 2012-09-18 Microsoft Corporation Motion based dynamic resolution multiple bit rate video encoding
US8705616B2 (en) 2010-06-11 2014-04-22 Microsoft Corporation Parallel multiple bitrate video encoding to reduce latency and dependences between groups of pictures
EP2671323B1 (de) * 2011-02-01 2016-10-05 Huawei Technologies Co., Ltd. Verfahren und vorrichtung zur bereitstellung von signalverarbeitungskoeffizienten
US9591318B2 (en) 2011-09-16 2017-03-07 Microsoft Technology Licensing, Llc Multi-layer encoding and decoding
US11089343B2 (en) 2012-01-11 2021-08-10 Microsoft Technology Licensing, Llc Capability advertisement, configuration and control for video coding and decoding
US11714127B2 (en) 2018-06-12 2023-08-01 International Business Machines Corporation On-chip spread spectrum characterization
US11146307B1 (en) * 2020-04-13 2021-10-12 International Business Machines Corporation Detecting distortion in spread spectrum signals
US11693446B2 (en) 2021-10-20 2023-07-04 International Business Machines Corporation On-chip spread spectrum synchronization between spread spectrum sources

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2949505A (en) * 1957-08-14 1960-08-16 Bell Telephone Labor Inc Reduced bandwith transmission system
FR2191797A5 (de) * 1972-06-27 1974-02-01 Thomson Csf
FR2238412A5 (de) * 1973-07-20 1975-02-14 Trt Telecom Radio Electr

Also Published As

Publication number Publication date
EP0002998B1 (de) 1980-10-15
JPS5488011A (en) 1979-07-12
JPS6161305B2 (de) 1986-12-25
US4216354A (en) 1980-08-05
FR2412987A1 (fr) 1979-07-20
FR2412987B1 (de) 1980-08-22
EP0002998A1 (de) 1979-07-11

Similar Documents

Publication Publication Date Title
DE2860220D1 (en) Method and system for speech data compression
DE3174926D1 (en) Method and system for cataloging data sets
JPS5388533A (en) Data compressing system
IL54649A0 (en) Apparatus and method for speech recognition
AU519184B2 (en) Crytographic apparatus and method
JPS5393733A (en) Method of storing system log data
IL49866A (en) Method and system for speech analysis and synthesis
GB2004103B (en) Banking apparatus and method
JPS53124910A (en) System for and method of coding peak data
JPS5711578A (en) Method and device for expanding compression image data
GB2088927B (en) Well system and method
DE2964795D1 (en) Apparatus and method for compressing data
DE2965119D1 (en) Keyboard verification system and method
JPS5236901A (en) Data transmission method and system
JPS53114974A (en) Method and apparatus for making nonnwoven structure
GB2011297B (en) Roller-dies-processing method and apparatus
JPS53135057A (en) Freezeedrying method using micowave and apparatus therefor
GB2009152B (en) Method for producing moranoline and n-methylmoranoline
DE2964178D1 (en) Time compression system for speech signals
AU3750478A (en) Goods-handling method and apparatus
JPS5452659A (en) Pressure apparatus and method therefor
JPS5614362A (en) Data utilization method and apparatus
JPS5425732A (en) Method and apparatus for resynchronizing visuallindication and audiooprogramm
JPS5463857A (en) Method and device for discriminating digital data
JPS5396689A (en) Device for and method of reforming data

Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee