AU480319B2 - - Google Patents

Info

Publication number
AU480319B2
AU480319B2 AU65299/74A AU6529974A AU480319B2 AU 480319 B2 AU480319 B2 AU 480319B2 AU 65299/74 A AU65299/74 A AU 65299/74A AU 6529974 A AU6529974 A AU 6529974A AU 480319 B2 AU480319 B2 AU 480319B2
Authority
AU
Australia
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.)
Active
Application number
AU65299/74A
Other languages
English (en)
Other versions
AU6529974A (en
Publication of AU480319B2 publication Critical patent/AU480319B2/en
Priority claimed from US00331735A external-priority patent/US3832491A/en
Application filed filed Critical
Publication of AU6529974A publication Critical patent/AU6529974A/en
Expired legal-status Critical Current

Links

AU65299/74A 1973-02-13 1974-02-06 A digital voice switch Expired AU6529974A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00331735A US3832491A (en) 1973-02-13 1973-02-13 Digital voice switch with an adaptive digitally-controlled threshold

Publications (2)

Publication Number Publication Date
AU480319B2 true AU480319B2 (enExample)
AU6529974A AU6529974A (en) 1975-08-07

Family

ID=23295160

Family Applications (1)

Application Number Title Priority Date Filing Date
AU65299/74A Expired AU6529974A (en) 1973-02-13 1974-02-06 A digital voice switch

Country Status (11)

Country Link
US (1) US3832491A (enExample)
JP (1) JPS49114822A (enExample)
AU (1) AU6529974A (enExample)
BE (1) BE810976A (enExample)
CA (1) CA1009777A (enExample)
DE (1) DE2405349A1 (enExample)
FR (1) FR2217873B1 (enExample)
GB (1) GB1434483A (enExample)
IT (1) IT1004926B (enExample)
NL (1) NL7401819A (enExample)
SE (1) SE410931B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU627896B2 (en) * 1989-06-29 1992-09-03 Mitsubishi Denki Kabushiki Kaisha Speech detector with improved line-fault immunity

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2255762B1 (enExample) * 1973-12-21 1976-07-23 Ibm France
US3882458A (en) * 1974-03-27 1975-05-06 Gen Electric Voice operated switch including apparatus for establishing a variable threshold noise level
NO134477C (enExample) * 1974-10-29 1976-10-13 Manus Max
US3953676A (en) * 1974-12-12 1976-04-27 Northern Electric Company, Limited Digital control of a loudspeaking telephone system
US4008375A (en) * 1975-08-21 1977-02-15 Communications Satellite Corporation (Comsat) Digital voice switch for single or multiple channel applications
US4052568A (en) * 1976-04-23 1977-10-04 Communications Satellite Corporation Digital voice switch
SE399502B (sv) * 1976-06-08 1978-02-13 Karlsson Lars Percy For telefonanleggningar med hogtalarforsedda telefonapparater avsedd styranordning
US4131765A (en) * 1976-08-09 1978-12-26 Kahn Leonard R Method and means for improving the spectrum utilization of communications channels
US4130739A (en) * 1977-06-09 1978-12-19 International Business Machines Corporation Circuitry for compression of silence in dictation speech recording
CA1130920A (en) * 1979-03-05 1982-08-31 William G. Crouse Speech detector with variable threshold
US4351983A (en) * 1979-03-05 1982-09-28 International Business Machines Corp. Speech detector with variable threshold
FR2466825A1 (fr) * 1979-09-28 1981-04-10 Thomson Csf Dispositif de detection de signaux vocaux et systeme d'alternat comportant un tel dispositif
US4352957A (en) * 1980-03-17 1982-10-05 Storage Technology Corporation Speech detector circuit with associated gain control for a tasi system
US4365112A (en) * 1980-03-17 1982-12-21 Storage Technology Corporation Speech detector circuit for a TASI system
US4357491A (en) * 1980-09-16 1982-11-02 Northern Telecom Limited Method of and apparatus for detecting speech in a voice channel signal
DE3236000A1 (de) * 1982-09-29 1984-03-29 Blaupunkt-Werke Gmbh, 3200 Hildesheim Verfahren zum klassifizieren von audiosignalen
JPS5979300A (ja) * 1982-10-28 1984-05-08 電子計算機基本技術研究組合 認識装置
JPS60181798A (ja) * 1984-02-28 1985-09-17 電子計算機基本技術研究組合 音声認識装置
JP2551050B2 (ja) * 1987-11-13 1996-11-06 ソニー株式会社 有音無音判定回路
IL84902A (en) * 1987-12-21 1991-12-15 D S P Group Israel Ltd Digital autocorrelation system for detecting speech in noisy audio signal
CA2040025A1 (en) * 1990-04-09 1991-10-10 Hideki Satoh Speech detection apparatus with influence of input level and noise reduced
JP2518765B2 (ja) * 1991-05-31 1996-07-31 国際電気株式会社 音声符号化通信方式及びその装置
US6381568B1 (en) 1999-05-05 2002-04-30 The United States Of America As Represented By The National Security Agency Method of transmitting speech using discontinuous transmission and comfort noise
KR20100106738A (ko) * 2009-03-24 2010-10-04 주식회사 팬택 마이크를 이용한 바람 인식 방법 및 시스템
CN102376303B (zh) * 2010-08-13 2014-03-12 国基电子（上海）有限公司 录音设备及利用该录音设备进行声音处理与录入的方法
EP2552172A1 (en) * 2011-07-29 2013-01-30 ST-Ericsson SA Control of the transmission of a voice signal over a bluetooth® radio link
WO2014202672A2 (en) 2013-06-21 2014-12-24 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Time scaler, audio decoder, method and a computer program using a quality control
CN105518778B (zh) 2013-06-21 2019-09-13 弗劳恩霍夫应用研究促进协会 抖动缓冲器控制器、音频解码器、方法及计算机可读存储介质

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2958733A (en) * 1958-12-23 1960-11-01 Bell Telephone Labor Inc Transmission control in a two way communication system
US3424869A (en) * 1965-06-15 1969-01-28 Bell Telephone Labor Inc Digital speech interpolation communication system
US3520999A (en) * 1967-03-27 1970-07-21 Bell Telephone Labor Inc Digital speech detection system
US3555192A (en) * 1969-07-08 1971-01-12 Nasa Audio signal processor
US3712959A (en) * 1969-07-14 1973-01-23 Communications Satellite Corp Method and apparatus for detecting speech signals in the presence of noise

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU627896B2 (en) * 1989-06-29 1992-09-03 Mitsubishi Denki Kabushiki Kaisha Speech detector with improved line-fault immunity

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