NL7401819A - - Google Patents
Info
- Publication number
- NL7401819A NL7401819A NL7401819A NL7401819A NL7401819A NL 7401819 A NL7401819 A NL 7401819A NL 7401819 A NL7401819 A NL 7401819A NL 7401819 A NL7401819 A NL 7401819A NL 7401819 A NL7401819 A NL 7401819A
- Authority
- NL
- Netherlands
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
- G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
- G10L25/78—Detection of presence or absence of voice signals
Landscapes
- Engineering & Computer Science (AREA)
- Computational Linguistics (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)
- Time-Division Multiplex Systems (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
- Radio Relay Systems (AREA)
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 (1)
| Publication Number | Publication Date |
|---|---|
| NL7401819A true NL7401819A (cg-RX-API-DMAC7.html) | 1974-08-15 |
Family
ID=23295160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7401819A NL7401819A (cg-RX-API-DMAC7.html) | 1973-02-13 | 1974-02-11 |
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) |
Families Citing this family (29)
| 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 |
| JPH07113840B2 (ja) * | 1989-06-29 | 1995-12-06 | 三菱電機株式会社 | 音声検出器 |
| 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)
| 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 |
-
1973
- 1973-02-13 US US00331735A patent/US3832491A/en not_active Expired - Lifetime
-
1974
- 1974-01-25 CA CA190,971A patent/CA1009777A/en not_active Expired
- 1974-01-30 GB GB422474A patent/GB1434483A/en not_active Expired
- 1974-02-05 SE SE7401471A patent/SE410931B/xx unknown
- 1974-02-05 DE DE19742405349 patent/DE2405349A1/de not_active Withdrawn
- 1974-02-06 AU AU65299/74A patent/AU6529974A/en not_active Expired
- 1974-02-11 NL NL7401819A patent/NL7401819A/xx not_active Application Discontinuation
- 1974-02-12 IT IT67390/74A patent/IT1004926B/it active
- 1974-02-12 FR FR7404605A patent/FR2217873B1/fr not_active Expired
- 1974-02-13 JP JP49016902A patent/JPS49114822A/ja active Pending
- 1974-02-13 BE BE140862A patent/BE810976A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR2217873B1 (cg-RX-API-DMAC7.html) | 1977-09-30 |
| CA1009777A (en) | 1977-05-03 |
| GB1434483A (en) | 1976-05-05 |
| SE410931B (sv) | 1979-11-12 |
| AU6529974A (en) | 1975-08-07 |
| JPS49114822A (cg-RX-API-DMAC7.html) | 1974-11-01 |
| BE810976A (fr) | 1974-05-29 |
| US3832491A (en) | 1974-08-27 |
| FR2217873A1 (cg-RX-API-DMAC7.html) | 1974-09-06 |
| DE2405349A1 (de) | 1974-08-22 |
| IT1004926B (it) | 1976-07-20 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BV | The patent application has lapsed |