TW200713863A - Method and apparatus for monitoring a discontinuous transmission state of a communication signal - Google Patents
Method and apparatus for monitoring a discontinuous transmission state of a communication signalInfo
- Publication number
- TW200713863A TW200713863A TW095140331A TW95140331A TW200713863A TW 200713863 A TW200713863 A TW 200713863A TW 095140331 A TW095140331 A TW 095140331A TW 95140331 A TW95140331 A TW 95140331A TW 200713863 A TW200713863 A TW 200713863A
- Authority
- TW
- Taiwan
- Prior art keywords
- timeslots
- power estimate
- signal
- signal power
- monitoring
- Prior art date
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
- H04B1/69—Spread spectrum techniques
- H04B1/707—Spread spectrum techniques using direct sequence modulation
- H04B1/7097—Interference-related aspects
- H04B1/71—Interference-related aspects the interference being narrowband interference
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/08—Access point devices
-
- 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
- H04B1/69—Spread spectrum techniques
- H04B1/707—Spread spectrum techniques using direct sequence modulation
- H04B1/709—Correlator structure
- H04B1/7093—Matched filter type
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/309—Measuring or estimating channel quality parameters
- H04B17/318—Received signal strength
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/204—Multiple access
- H04B7/216—Code division or spread-spectrum multiple access [CDMA, SSMA]
-
- 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
- H04B1/69—Spread spectrum techniques
- H04B1/707—Spread spectrum techniques using direct sequence modulation
- H04B1/7097—Interference-related aspects
- H04B1/7103—Interference-related aspects the interference being multiple access interference
- H04B1/7105—Joint detection techniques, e.g. linear detectors
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0036—Systems modifying transmission characteristics according to link quality, e.g. power backoff arrangements specific to the receiver
- H04L1/0039—Systems modifying transmission characteristics according to link quality, e.g. power backoff arrangements specific to the receiver other detection of signalling, e.g. detection of TFCI explicit signalling
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US32569201P | 2001-09-28 | 2001-09-28 | |
US10/196,857 US7180881B2 (en) | 2001-09-28 | 2002-07-16 | Burst detector |
Publications (1)
Publication Number | Publication Date |
---|---|
TW200713863A true TW200713863A (en) | 2007-04-01 |
Family
ID=26892311
Family Applications (7)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW091122336A TWI231115B (en) | 2001-09-28 | 2002-09-27 | Burst detector |
TW094134540A TWI271948B (en) | 2001-09-28 | 2002-09-27 | Method and apparatus for monitoring a discontinuous transmission state of a communication signal |
TW092127575A TWI258273B (en) | 2001-09-28 | 2002-09-27 | Burst detector |
TW091215346U TW595843U (en) | 2001-09-28 | 2002-09-27 | User equipment burst detector |
TW091215345U TW581367U (en) | 2001-09-28 | 2002-09-27 | Base station burst detector |
TW095147531A TW200737761A (en) | 2001-09-28 | 2002-09-27 | Method and apparatus for monitoring a discontinuous transmission state of a communication signal |
TW095140331A TW200713863A (en) | 2001-09-28 | 2002-09-27 | Method and apparatus for monitoring a discontinuous transmission state of a communication signal |
Family Applications Before (6)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW091122336A TWI231115B (en) | 2001-09-28 | 2002-09-27 | Burst detector |
TW094134540A TWI271948B (en) | 2001-09-28 | 2002-09-27 | Method and apparatus for monitoring a discontinuous transmission state of a communication signal |
TW092127575A TWI258273B (en) | 2001-09-28 | 2002-09-27 | Burst detector |
TW091215346U TW595843U (en) | 2001-09-28 | 2002-09-27 | User equipment burst detector |
TW091215345U TW581367U (en) | 2001-09-28 | 2002-09-27 | Base station burst detector |
TW095147531A TW200737761A (en) | 2001-09-28 | 2002-09-27 | Method and apparatus for monitoring a discontinuous transmission state of a communication signal |
Country Status (13)
Country | Link |
---|---|
US (2) | US7180881B2 (zh) |
EP (2) | EP1876723A3 (zh) |
JP (1) | JP3866712B2 (zh) |
KR (5) | KR200297982Y1 (zh) |
CN (3) | CN1636419A (zh) |
AT (1) | ATE379808T1 (zh) |
AU (1) | AU2002334691A1 (zh) |
CA (2) | CA2615000A1 (zh) |
DE (3) | DE60223833T2 (zh) |
ES (1) | ES2295452T3 (zh) |
NO (1) | NO20041653L (zh) |
TW (7) | TWI231115B (zh) |
WO (1) | WO2003030561A2 (zh) |
Families Citing this family (45)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6396819B1 (en) | 1998-03-21 | 2002-05-28 | Richard D. Fleeter | Low-cost satellite communication system |
US7227884B2 (en) | 2000-02-28 | 2007-06-05 | Aeroastro, Inc. | Spread-spectrum receiver with progressive fourier transform |
US6967970B2 (en) * | 2001-10-19 | 2005-11-22 | Interdigital Technology Corporation | User equipment having improved power savings during full and partial DTX modes of operation |
US7061999B2 (en) * | 2002-02-13 | 2006-06-13 | Ericsson Inc. | Systems and methods for detecting discontinuous transmission (DTX) using cyclic redundancy check results to modify preliminary DTX classification |
KR101006404B1 (ko) * | 2002-03-25 | 2011-01-10 | 인터디지탈 테크날러지 코포레이션 | 통신 신호 수신 방법 |
US6778812B1 (en) * | 2002-05-24 | 2004-08-17 | Interdigital Technology Communication | System and method for call admission control |
ATE364279T1 (de) | 2002-07-31 | 2007-06-15 | Interdigital Tech Corp | Verbesserter cdma-tdd-empfänger |
FR2848360B1 (fr) * | 2002-12-04 | 2005-08-26 | Nortel Networks Ltd | Procede de detection d'un signal et systeme recepteur pour la mise en oeuvre du procede |
FR2848361B1 (fr) * | 2002-12-04 | 2005-02-18 | Nortel Networks Ltd | Procede de detection d'un signal et systeme recepteur pour la mise en oeuvre du procede |
US7440490B2 (en) * | 2002-12-18 | 2008-10-21 | Anna Kidiyarova-Shevchenko | Method and apparatus for multi-user detection using RSFQ successive interference cancellation in CDMA wireless systems |
US7031284B2 (en) * | 2003-03-03 | 2006-04-18 | Interdigital Technology Corporation | Wireless communication method and apparatus for optimizing multi-user detection |
US7555067B2 (en) * | 2003-03-13 | 2009-06-30 | Texas Instruments Incorporated | Method and apparatus for decoder input scaling based on interference estimation in CDMA |
US20040240529A1 (en) * | 2003-05-28 | 2004-12-02 | Leonard Eric David | Discontinuous transmission detection method |
JP3920816B2 (ja) * | 2003-06-27 | 2007-05-30 | 日本無線株式会社 | 無線通信装置 |
US7428260B2 (en) | 2003-10-30 | 2008-09-23 | Marvell World Trade Ltd. | Unified MMSE equalization and multi-user detection approach for use in a CDMA system |
GB0408423D0 (en) * | 2004-04-15 | 2004-05-19 | Nokia Corp | Transmission of services in a wireless communications network |
US7508869B2 (en) * | 2004-05-27 | 2009-03-24 | Lsi Corporation | Apparatus method and system for characterizing a communication channel and increasing data throughput |
US7599344B2 (en) * | 2004-06-08 | 2009-10-06 | Interdigital Technology Corporation | Method and apparatus for reducing multi-user processing in wireless communication systems |
CN100411309C (zh) * | 2004-11-03 | 2008-08-13 | 威盛电子股份有限公司 | 应用于无线电接收器的脉冲串侦测装置与方法 |
US7729456B2 (en) * | 2004-11-17 | 2010-06-01 | Via Technologies, Inc. | Burst detection apparatus and method for radio frequency receivers |
US20060245364A1 (en) * | 2005-03-29 | 2006-11-02 | Xing Zhu | Bi-directional continuous voice and video quality testing system with TTMF tones |
US7907944B2 (en) * | 2005-07-05 | 2011-03-15 | Atc Technologies, Llc | Methods, apparatus and computer program products for joint decoding of access probes in a CDMA communications system |
US8780944B2 (en) * | 2005-08-26 | 2014-07-15 | Qualcomm Incorporated | Method and apparatus for reliable signaling in wireless communication |
US8948805B2 (en) * | 2005-08-26 | 2015-02-03 | Qualcomm Incorporated | Method and apparatus for reliable transmit power and timing control in wireless communication |
WO2007136415A2 (en) * | 2005-12-30 | 2007-11-29 | Comtech Mobile Datacom Corporation | Mobile satellite communications |
KR101212093B1 (ko) * | 2006-11-01 | 2012-12-13 | 삼성전자주식회사 | 신호수신장치 및 그 신호세기예측방법 |
US7751463B2 (en) * | 2006-12-05 | 2010-07-06 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and apparatus for suppressing interference based on channelization code power estimation with bias removal |
US7881742B2 (en) * | 2007-01-31 | 2011-02-01 | Qualcomm, Incorporated | Method and apparatus for power control during DTX operation |
JP2008283514A (ja) * | 2007-05-11 | 2008-11-20 | Sanyo Electric Co Ltd | 雑音成分推定装置及び受信機 |
ATE494682T1 (de) | 2007-07-24 | 2011-01-15 | Alcatel Lucent | Verfahren und vorrichtung zur erkennung vom beginn eines datenpakets im burstmodus |
CN101360106B (zh) * | 2007-08-02 | 2012-07-25 | 创新音速有限公司 | 无线通讯系统改善连续封包连通功能的方法及其相关装置 |
US8548107B1 (en) * | 2009-01-26 | 2013-10-01 | Comtech Mobile Datacom Corporation | Advanced multi-user detector |
US9106364B1 (en) | 2009-01-26 | 2015-08-11 | Comtech Mobile Datacom Corporation | Signal processing of a high capacity waveform |
EP2242185A1 (en) * | 2009-04-15 | 2010-10-20 | ST-NXP Wireless France | Noise suppression |
US8782482B2 (en) | 2009-07-14 | 2014-07-15 | Intel Corporation | Method and system to improve link budget of a wireless system |
US8675711B1 (en) | 2009-09-25 | 2014-03-18 | Comtech Mobile Datacom Corporation | System and methods for dynamic spread spectrum usage |
WO2011056106A1 (en) * | 2009-11-06 | 2011-05-12 | Telefonaktiebolaget L M Ericsson (Publ) | Processing nodes and methods of estimating interference in a radio telecommunication network |
CN102149121B (zh) * | 2011-03-22 | 2015-05-06 | 中兴通讯股份有限公司 | Td-scdma系统中用户终端检测非连续发射方法及用户终端 |
US8693590B2 (en) | 2012-03-09 | 2014-04-08 | Qualcomm Incorporated | Joint special burst and transport format combination index (TFCI) detection |
US9167522B2 (en) * | 2013-03-21 | 2015-10-20 | Telefonaktiebolaget L M Ericsson (Publ) | Fast detection of discontinuous transmission |
US9480103B2 (en) | 2014-02-14 | 2016-10-25 | Freescale Semiconductor, Inc. | Method of DTX detection in a wireless communication system |
US9414431B2 (en) | 2014-02-14 | 2016-08-09 | Freescale Semiconductor, Inc. | Method of discontinuous transmission detection |
DE102014111735A1 (de) * | 2014-08-18 | 2016-02-18 | Intel IP Corporation | Funkkommunikationseinrichtungen und Verfahren zum Steuern einer Funkkommunikationseinrichtung |
KR200487260Y1 (ko) | 2018-02-26 | 2018-08-29 | 장민철 | 음용구가 넓은 음료 캔 |
KR102458227B1 (ko) * | 2020-07-10 | 2022-10-25 | 국방과학연구소 | 버스트 신호 확인 장치 및 그 방법 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5657422A (en) | 1994-01-28 | 1997-08-12 | Lucent Technologies Inc. | Voice activity detection driven noise remediator |
US5579319A (en) * | 1994-09-22 | 1996-11-26 | Motorola, Inc. | Receiver path selection based on burst-type in a time division multiple access receiver |
US5724657A (en) * | 1995-09-29 | 1998-03-03 | Rockwell International Corporation | Adaptive frequency correction burst detector for GSM handset system |
US5666358A (en) * | 1995-10-16 | 1997-09-09 | General Instrument Corporation Of Delaware | Method and apparatus for supporting TDMA operating over hybrid fiber coaxial (HFC) or other channels |
EP0857400B1 (en) * | 1995-10-24 | 2005-04-13 | General Instrument Corporation | Variable length burst transmission over the physical layer of a multilayer transmission format |
FR2766320B1 (fr) * | 1997-07-15 | 1999-10-15 | Thomson Csf | Procede et dispositif d'analyse des interferences dans un systeme de radiocommunication cellulaire |
US6154659A (en) * | 1997-12-24 | 2000-11-28 | Nortel Networks Limited | Fast forward link power control in a code division multiple access system |
CN1249931C (zh) * | 1998-07-28 | 2006-04-05 | 三星电子株式会社 | 移动通信系统中在控制保持状态下的选通发送设备和方法 |
JP2000165294A (ja) | 1998-11-27 | 2000-06-16 | Anritsu Corp | Cdma復調装置におけるpn同期検出装置 |
US6393276B1 (en) * | 2000-01-12 | 2002-05-21 | Telefonaktiebolaget Lm Ericsson | Mobile station assisted forward link open loop power and rate control in a CDMA system |
JP2001217895A (ja) | 2000-01-28 | 2001-08-10 | Matsushita Electric Ind Co Ltd | マッピング情報判定装置及びマッピング情報判定方法 |
JP3739985B2 (ja) | 2000-01-31 | 2006-01-25 | 富士通株式会社 | 送信機利得安定化装置 |
US6628707B2 (en) * | 2001-05-04 | 2003-09-30 | Radiant Networks Plc | Adaptive equalizer system for short burst modems and link hopping radio networks |
-
2002
- 2002-07-16 US US10/196,857 patent/US7180881B2/en not_active Expired - Fee Related
- 2002-09-26 CA CA002615000A patent/CA2615000A1/en not_active Abandoned
- 2002-09-26 WO PCT/US2002/030661 patent/WO2003030561A2/en active IP Right Grant
- 2002-09-26 CN CNA028190920A patent/CN1636419A/zh active Pending
- 2002-09-26 DE DE60223833T patent/DE60223833T2/de not_active Expired - Lifetime
- 2002-09-26 EP EP07119183A patent/EP1876723A3/en not_active Withdrawn
- 2002-09-26 AT AT02800369T patent/ATE379808T1/de not_active IP Right Cessation
- 2002-09-26 CA CA002461676A patent/CA2461676C/en not_active Expired - Fee Related
- 2002-09-26 ES ES02800369T patent/ES2295452T3/es not_active Expired - Lifetime
- 2002-09-26 EP EP02800369A patent/EP1442360B1/en not_active Expired - Lifetime
- 2002-09-26 AU AU2002334691A patent/AU2002334691A1/en not_active Abandoned
- 2002-09-26 JP JP2003533621A patent/JP3866712B2/ja not_active Expired - Fee Related
- 2002-09-27 TW TW091122336A patent/TWI231115B/zh not_active IP Right Cessation
- 2002-09-27 TW TW094134540A patent/TWI271948B/zh not_active IP Right Cessation
- 2002-09-27 TW TW092127575A patent/TWI258273B/zh not_active IP Right Cessation
- 2002-09-27 TW TW091215346U patent/TW595843U/zh not_active IP Right Cessation
- 2002-09-27 TW TW091215345U patent/TW581367U/zh not_active IP Right Cessation
- 2002-09-27 TW TW095147531A patent/TW200737761A/zh unknown
- 2002-09-27 TW TW095140331A patent/TW200713863A/zh unknown
- 2002-09-28 CN CNU022551727U patent/CN2679949Y/zh not_active Expired - Lifetime
- 2002-09-28 KR KR2020020029106U patent/KR200297982Y1/ko not_active IP Right Cessation
- 2002-09-28 CN CNU022551735U patent/CN2684497Y/zh not_active Expired - Lifetime
- 2002-09-28 DE DE20215026U patent/DE20215026U1/de not_active Expired - Lifetime
- 2002-09-28 DE DE20215025U patent/DE20215025U1/de not_active Expired - Lifetime
- 2002-09-28 KR KR2020020029107U patent/KR200298815Y1/ko not_active IP Right Cessation
-
2003
- 2003-11-19 KR KR10-2003-0082143A patent/KR20030094177A/ko not_active Application Discontinuation
- 2003-11-28 KR KR10-2003-0085688A patent/KR100526658B1/ko not_active IP Right Cessation
-
2004
- 2004-03-23 NO NO20041653A patent/NO20041653L/no not_active Application Discontinuation
-
2005
- 2005-09-28 KR KR1020050090770A patent/KR20050100360A/ko not_active Application Discontinuation
-
2007
- 2007-01-03 US US11/648,931 patent/US20070110006A1/en not_active Abandoned
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