WO1998028734A1 - Method and apparatus for controlling the use of discontinuous transmission in a cellular telephone - Google Patents
Method and apparatus for controlling the use of discontinuous transmission in a cellular telephone Download PDFInfo
- Publication number
- WO1998028734A1 WO1998028734A1 PCT/SE1997/002182 SE9702182W WO9828734A1 WO 1998028734 A1 WO1998028734 A1 WO 1998028734A1 SE 9702182 W SE9702182 W SE 9702182W WO 9828734 A1 WO9828734 A1 WO 9828734A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- cellular telephone
- energy level
- discontinuous transmission
- threshold value
- base station
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/012—Comfort noise or silence coding
Abstract
Description
Claims
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9914457A GB2335336B (en) | 1996-12-21 | 1997-12-19 | Method and apparatus for controlling the use of discontinuous transmission in a cellular telephone |
BR9714067-8A BR9714067A (en) | 1996-12-21 | 1997-12-19 | Process and apparatus for controlling the use of discontinuous transmission on a cell phone. |
AU55816/98A AU729508B2 (en) | 1996-12-21 | 1997-12-19 | Method and apparatus for controlling the use of discontinuous transmission in a cellular telephone |
DE19782187A DE19782187B4 (en) | 1996-12-21 | 1997-12-19 | A method and apparatus for controlling the use of a discontinuous transmission in a cellular telephone |
DE19782187T DE19782187T1 (en) | 1996-12-21 | 1997-12-19 | Method and apparatus for controlling the use of discontinuous transmission in a cellular telephone |
CA002277840A CA2277840A1 (en) | 1996-12-21 | 1997-12-19 | Method and apparatus for controlling the use of discontinuous transmission in a cellular telephone |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/781,887 | 1996-12-21 | ||
US08/781,887 US5737695A (en) | 1996-12-21 | 1996-12-21 | Method and apparatus for controlling the use of discontinuous transmission in a cellular telephone |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1998028734A1 true WO1998028734A1 (en) | 1998-07-02 |
Family
ID=25124278
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/SE1997/002182 WO1998028734A1 (en) | 1996-12-21 | 1997-12-19 | Method and apparatus for controlling the use of discontinuous transmission in a cellular telephone |
Country Status (9)
Country | Link |
---|---|
US (1) | US5737695A (en) |
CN (1) | CN1153188C (en) |
AR (1) | AR010803A1 (en) |
AU (1) | AU729508B2 (en) |
BR (1) | BR9714067A (en) |
CA (1) | CA2277840A1 (en) |
DE (2) | DE19782187T1 (en) |
GB (1) | GB2335336B (en) |
WO (1) | WO1998028734A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2000041419A2 (en) * | 1998-12-30 | 2000-07-13 | Nokia Networks Oy | Control of discontinuous transmission in mobile communication system |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5881373A (en) * | 1996-08-28 | 1999-03-09 | Telefonaktiebolaget Lm Ericsson | Muting a microphone in radiocommunication systems |
US6269331B1 (en) * | 1996-11-14 | 2001-07-31 | Nokia Mobile Phones Limited | Transmission of comfort noise parameters during discontinuous transmission |
EP0867856B1 (en) * | 1997-03-25 | 2005-10-26 | Koninklijke Philips Electronics N.V. | Method and apparatus for vocal activity detection |
US5867574A (en) * | 1997-05-19 | 1999-02-02 | Lucent Technologies Inc. | Voice activity detection system and method |
KR100289284B1 (en) | 1997-12-27 | 2001-05-02 | 박종섭 | Apparatus for controlling forward power of bts of mobile communication system and control method therefor |
US6353732B1 (en) * | 1998-06-08 | 2002-03-05 | Motorola, Inc. | Method for automatically assisting unaided voice communication |
US6453289B1 (en) | 1998-07-24 | 2002-09-17 | Hughes Electronics Corporation | Method of noise reduction for speech codecs |
US7082113B1 (en) * | 1998-09-18 | 2006-07-25 | Lucent Technologies, Inc. | TDMA communication system and method including discontinuous modulation for reducing adjacent and co-channel interference |
JP3061039B2 (en) * | 1998-10-20 | 2000-07-10 | 日本電気株式会社 | Silence compression code decoding method and apparatus |
JP3451998B2 (en) * | 1999-05-31 | 2003-09-29 | 日本電気株式会社 | Speech encoding / decoding device including non-speech encoding, decoding method, and recording medium recording program |
US6480472B1 (en) * | 1999-07-21 | 2002-11-12 | Qualcomm Incorporated | Mobile station supervision of the forward dedicated control channel when in the discontinuous transmission mode |
US7136630B2 (en) * | 2000-12-22 | 2006-11-14 | Broadcom Corporation | Methods of recording voice signals in a mobile set |
US7161905B1 (en) * | 2001-05-03 | 2007-01-09 | Cisco Technology, Inc. | Method and system for managing time-sensitive packetized data streams at a receiver |
GB2375688B (en) * | 2001-05-14 | 2004-09-29 | Motorola Ltd | Telephone apparatus and a communication method using such apparatus |
JP4656387B2 (en) * | 2004-12-28 | 2011-03-23 | 日本電気株式会社 | Mobile radio communication system and monitoring control method in mobile radio communication system |
KR100651127B1 (en) * | 2006-01-24 | 2006-12-01 | 삼성전자주식회사 | Portable terminal and method capable of controlling action of action object using sound noise level |
FI20060666A0 (en) | 2006-07-07 | 2006-07-07 | Nokia Corp | Procedures and systems for increasing the functionality of discontinuous transmission |
US8498678B2 (en) * | 2007-07-10 | 2013-07-30 | Texas Instruments Incorporated | System and method for reducing power consumption in a wireless device |
WO2009009689A1 (en) * | 2007-07-10 | 2009-01-15 | Texas Instruments Incorporated | System and method for reducing power consumption in a wireless device |
WO2011103924A1 (en) * | 2010-02-25 | 2011-09-01 | Telefonaktiebolaget L M Ericsson (Publ) | Switching off dtx for music |
US8774074B2 (en) | 2011-11-02 | 2014-07-08 | Qualcomm Incorporated | Apparatus and method for adaptively enabling discontinuous transmission (DTX) in a wireless communication system |
US9686815B2 (en) | 2011-11-02 | 2017-06-20 | Qualcomm Incorporated | Devices and methods for managing discontinuous transmission at a wireless access terminal |
US9697837B2 (en) * | 2012-12-17 | 2017-07-04 | Yaron Hefetz | Secured audio channel for voice communication |
US20140278393A1 (en) * | 2013-03-12 | 2014-09-18 | Motorola Mobility Llc | Apparatus and Method for Power Efficient Signal Conditioning for a Voice Recognition System |
CN104766609B (en) * | 2014-11-24 | 2018-06-12 | 霍尼韦尔环境自控产品(天津)有限公司 | A kind of phonetic controller and its voice identification control method |
KR102567387B1 (en) * | 2020-02-19 | 2023-08-17 | 엘지전자 주식회사 | sidelink communication |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4216911A1 (en) * | 1991-05-25 | 1992-11-26 | Motorola Inc | IMPROVEMENT IN LOSS OF ECHO RETURN |
EP0593255A1 (en) * | 1992-10-12 | 1994-04-20 | Nec Corporation | An arrangement for demodulating speech signals discontinuously transmitted from a mobile unit |
JPH07273738A (en) * | 1994-03-28 | 1995-10-20 | Toshiba Corp | Voice transmission control circuit |
US5475712A (en) * | 1993-12-10 | 1995-12-12 | Kokusai Electric Co. Ltd. | Voice coding communication system and apparatus therefor |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0656487A (en) * | 1990-12-27 | 1994-03-01 | Sumitomo Metal Ind Ltd | Method for treating converter slag |
JP2518765B2 (en) * | 1991-05-31 | 1996-07-31 | 国際電気株式会社 | Speech coding communication system and device thereof |
US5239557A (en) * | 1992-04-10 | 1993-08-24 | Ericsson/Ge Mobile Communications | Discountinuous CDMA reception |
US5630016A (en) * | 1992-05-28 | 1997-05-13 | Hughes Electronics | Comfort noise generation for digital communication systems |
GB2281680B (en) * | 1993-08-27 | 1998-08-26 | Motorola Inc | A voice activity detector for an echo suppressor and an echo suppressor |
GB2288102B (en) * | 1994-03-23 | 1997-10-08 | Motorola Ltd | Mobile radio with transmit command control and mobile radio system |
US5625687A (en) * | 1995-08-31 | 1997-04-29 | Lucent Technologies Inc. | Arrangement for enhancing the processing of speech signals in digital speech interpolation equipment |
-
1996
- 1996-12-21 US US08/781,887 patent/US5737695A/en not_active Expired - Lifetime
-
1997
- 1997-12-18 AR ARP970105979A patent/AR010803A1/en not_active Application Discontinuation
- 1997-12-19 DE DE19782187T patent/DE19782187T1/en active Pending
- 1997-12-19 AU AU55816/98A patent/AU729508B2/en not_active Expired
- 1997-12-19 CA CA002277840A patent/CA2277840A1/en not_active Abandoned
- 1997-12-19 GB GB9914457A patent/GB2335336B/en not_active Expired - Lifetime
- 1997-12-19 BR BR9714067-8A patent/BR9714067A/en not_active Application Discontinuation
- 1997-12-19 WO PCT/SE1997/002182 patent/WO1998028734A1/en active IP Right Grant
- 1997-12-19 DE DE19782187A patent/DE19782187B4/en not_active Expired - Lifetime
- 1997-12-19 CN CNB971818932A patent/CN1153188C/en not_active Expired - Lifetime
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4216911A1 (en) * | 1991-05-25 | 1992-11-26 | Motorola Inc | IMPROVEMENT IN LOSS OF ECHO RETURN |
EP0593255A1 (en) * | 1992-10-12 | 1994-04-20 | Nec Corporation | An arrangement for demodulating speech signals discontinuously transmitted from a mobile unit |
US5475712A (en) * | 1993-12-10 | 1995-12-12 | Kokusai Electric Co. Ltd. | Voice coding communication system and apparatus therefor |
JPH07273738A (en) * | 1994-03-28 | 1995-10-20 | Toshiba Corp | Voice transmission control circuit |
Non-Patent Citations (2)
Title |
---|
PATENT ABSTRACTS OF JAPAN vol. 096, no. 002 29 February 1996 (1996-02-29) * |
SOUTHCOTT ET AL.: "Voice control of the Pan-European digital mobile radio system", IEEE GLOBAL TELECOMMUNICATIONS CONFERENCE GLOBECOM 1989, vol. 2, 27 November 1989 (1989-11-27) - 30 November 1989 (1989-11-30), DALLAS, TX, US, pages 1070 - 1074, XP000091191 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2000041419A2 (en) * | 1998-12-30 | 2000-07-13 | Nokia Networks Oy | Control of discontinuous transmission in mobile communication system |
WO2000041419A3 (en) * | 1998-12-30 | 2000-11-02 | Nokia Networks Oy | Control of discontinuous transmission in mobile communication system |
Also Published As
Publication number | Publication date |
---|---|
DE19782187T1 (en) | 1999-12-02 |
CA2277840A1 (en) | 1998-07-02 |
CN1247620A (en) | 2000-03-15 |
AU729508B2 (en) | 2001-02-01 |
AU5581698A (en) | 1998-07-17 |
GB2335336A (en) | 1999-09-15 |
CN1153188C (en) | 2004-06-09 |
US5737695A (en) | 1998-04-07 |
BR9714067A (en) | 2000-05-09 |
AR010803A1 (en) | 2000-07-12 |
GB2335336B (en) | 2001-09-05 |
DE19782187B4 (en) | 2007-08-09 |
GB9914457D0 (en) | 1999-08-18 |
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