AU480319B2 - - Google Patents

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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 (cg-RX-API-DMAC7.html)
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 (cg-RX-API-DMAC7.html)
JP (1) JPS49114822A (cg-RX-API-DMAC7.html)
AU (1) AU6529974A (cg-RX-API-DMAC7.html)
BE (1) BE810976A (cg-RX-API-DMAC7.html)
CA (1) CA1009777A (cg-RX-API-DMAC7.html)
DE (1) DE2405349A1 (cg-RX-API-DMAC7.html)
FR (1) FR2217873B1 (cg-RX-API-DMAC7.html)
GB (1) GB1434483A (cg-RX-API-DMAC7.html)
IT (1) IT1004926B (cg-RX-API-DMAC7.html)
NL (1) NL7401819A (cg-RX-API-DMAC7.html)
SE (1) SE410931B (cg-RX-API-DMAC7.html)

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 (cg-RX-API-DMAC7.html) * 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 (cg-RX-API-DMAC7.html) * 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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