ATE282909T1 - Methode und apparat zum bearbeiten eines intermittierten pilot kanals - Google Patents
Methode und apparat zum bearbeiten eines intermittierten pilot kanalsInfo
- Publication number
- ATE282909T1 ATE282909T1 AT00926267T AT00926267T ATE282909T1 AT E282909 T1 ATE282909 T1 AT E282909T1 AT 00926267 T AT00926267 T AT 00926267T AT 00926267 T AT00926267 T AT 00926267T AT E282909 T1 ATE282909 T1 AT E282909T1
- Authority
- AT
- Austria
- Prior art keywords
- pilot channel
- symbols
- sign
- information
- punctured
- 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
- H04B1/709—Correlator structure
- H04B1/7093—Matched filter type
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
- H04W52/04—Transmission power control [TPC]
- H04W52/18—TPC being performed according to specific parameters
- H04W52/20—TPC being performed according to specific parameters using error rate
-
- 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
- H04B1/711—Interference-related aspects the interference being multi-path interference
- H04B1/7113—Determination of path profile
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B2201/00—Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
- H04B2201/69—Orthogonal indexing scheme relating to spread spectrum techniques in general
- H04B2201/707—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
- H04B2201/70701—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation featuring pilot assisted reception
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0014—Carrier regulation
- H04L2027/0044—Control loops for carrier regulation
- H04L2027/0046—Open loops
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0014—Carrier regulation
- H04L2027/0044—Control loops for carrier regulation
- H04L2027/0063—Elements of loops
- H04L2027/0065—Frequency error detectors
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0014—Carrier regulation
- H04L2027/0083—Signalling arrangements
- H04L2027/0089—In-band signals
- H04L2027/0093—Intermittant signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0202—Channel estimation
- H04L25/0224—Channel estimation using sounding signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
- H04W52/04—Transmission power control [TPC]
- H04W52/06—TPC algorithms
- H04W52/14—Separate analysis of uplink or downlink
- H04W52/143—Downlink power control
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Stereo-Broadcasting Methods (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
- Circuits Of Receivers In General (AREA)
- Management Or Editing Of Information On Record Carriers (AREA)
- Editing Of Facsimile Originals (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/298,394 US6304563B1 (en) | 1999-04-23 | 1999-04-23 | Method and apparatus for processing a punctured pilot channel |
| PCT/US2000/010855 WO2000065749A1 (en) | 1999-04-23 | 2000-04-21 | Method and apparatus for processing a punctured pilot channel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE282909T1 true ATE282909T1 (de) | 2004-12-15 |
Family
ID=23150316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT00926267T ATE282909T1 (de) | 1999-04-23 | 2000-04-21 | Methode und apparat zum bearbeiten eines intermittierten pilot kanals |
Country Status (12)
| Country | Link |
|---|---|
| US (2) | US6304563B1 (de) |
| EP (1) | EP1186116B1 (de) |
| JP (1) | JP4510302B2 (de) |
| KR (2) | KR100868402B1 (de) |
| CN (1) | CN1172455C (de) |
| AT (1) | ATE282909T1 (de) |
| AU (1) | AU4482500A (de) |
| BR (1) | BR0009924A (de) |
| DE (1) | DE60015969T2 (de) |
| HK (1) | HK1043889B (de) |
| TW (1) | TW499801B (de) |
| WO (1) | WO2000065749A1 (de) |
Families Citing this family (52)
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| US6865173B1 (en) * | 1998-07-13 | 2005-03-08 | Infineon Technologies North America Corp. | Method and apparatus for performing an interfrequency search |
| JP3295037B2 (ja) * | 1998-07-22 | 2002-06-24 | 沖電気工業株式会社 | 伝搬路推定方法及び装置、並びに伝搬路推定システム |
| PT1101294E (pt) * | 1998-07-28 | 2011-03-15 | Samsung Electronics Co Ltd | Transmissão descontínua num estado de manutenção do canal de controlo num sistema de comunicações cdma |
| KR100401211B1 (ko) * | 1998-09-03 | 2004-03-30 | 삼성전자주식회사 | 부호분할다중접속통신시스템에서역방향파일럿신호의통신장치및방법 |
| EP1065800A1 (de) * | 1999-07-02 | 2001-01-03 | Lucent Technologies Inc. | CDMA-System mit verbesserten Pilot-Kanälen |
| US6631125B1 (en) * | 1999-10-20 | 2003-10-07 | Nokia Corporation | Channel set-up in wideband, code division multiple access systems |
| US6967998B1 (en) * | 1999-11-12 | 2005-11-22 | Qualcomm Incorporated | Method and apparatus for monitoring transmission quality |
| US6542756B1 (en) * | 2000-02-29 | 2003-04-01 | Lucent Technologies Inc. | Method for detecting forward link power control bits in a communication system |
| US6690713B1 (en) * | 2000-06-19 | 2004-02-10 | Lucent Technologies Inc. | Tracking loop for a code division multiple access (CDMA) system |
| AU2001283124A1 (en) * | 2000-07-31 | 2002-02-13 | Morphics Technology, Inc. | Generic finger architecture for spread spectrum applications |
| US7443826B1 (en) * | 2000-10-04 | 2008-10-28 | Telefonaktiebolaget L M Ericsson (Publ) | Method and apparatus for automatic frequency control in a CDMA receiver |
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| US7263119B1 (en) * | 2001-11-29 | 2007-08-28 | Marvell International Ltd. | Decoding method and apparatus |
| JP3840412B2 (ja) * | 2001-12-28 | 2006-11-01 | 株式会社日立製作所 | 無線端末装置 |
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| US7372892B2 (en) * | 2002-04-29 | 2008-05-13 | Interdigital Technology Corporation | Simple and robust digital code tracking loop for wireless communication systems |
| US7142865B2 (en) * | 2002-05-31 | 2006-11-28 | Telefonaktie Bolaget Lm Ericsson (Publ) | Transmit power control based on virtual decoding |
| JP2005531202A (ja) | 2002-06-21 | 2005-10-13 | ワイデファイ インコーポレイテッド | 無線ローカル・エリア・ネットワーク・リピータ |
| US8885688B2 (en) | 2002-10-01 | 2014-11-11 | Qualcomm Incorporated | Control message management in physical layer repeater |
| KR101012629B1 (ko) | 2002-10-11 | 2011-02-09 | 퀄컴 인코포레이티드 | Wlan 중계기 내에서의 루프 효과의 감소 방법 |
| US8078100B2 (en) | 2002-10-15 | 2011-12-13 | Qualcomm Incorporated | Physical layer repeater with discrete time filter for all-digital detection and delay generation |
| BR0315372A (pt) | 2002-10-15 | 2005-08-23 | Widefi Inc | Repetidor de translação de frequência, e, método para translação de frequência |
| US7230935B2 (en) | 2002-10-24 | 2007-06-12 | Widefi, Inc. | Physical layer repeater with selective use of higher layer functions based on network operating conditions |
| BR0316218A (pt) | 2002-11-15 | 2005-09-27 | Widefi Inc | Método e aparelho para detectar a presença de um sinal em um de pelo menos dois canais de frequência em um repetidor de translação de frequência para uso em uma rede de área local sem fios (wlan) |
| AU2003300938A1 (en) | 2002-12-16 | 2004-07-29 | Widefi, Inc. | Improved wireless network repeater |
| KR20050036521A (ko) * | 2003-10-16 | 2005-04-20 | 삼성전자주식회사 | 주파수도약 직교주파수분할다중화 기반의이동통신시스템에서의 핸드오버 방법 |
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| CN1993904B (zh) | 2004-05-13 | 2011-09-07 | 高通股份有限公司 | 具有用于上行链路及下行链路同步之下行链路检测的非变频中继器 |
| US7187904B2 (en) | 2004-06-03 | 2007-03-06 | Widefi, Inc. | Frequency translating repeater with low cost high performance local oscillator architecture |
| US8009551B2 (en) * | 2004-12-22 | 2011-08-30 | Qualcomm Incorporated | Initial pilot frequency selection |
| WO2006081405A2 (en) | 2005-01-28 | 2006-08-03 | Widefi, Inc. | Physical layer repeater configuration for increasing mino performance |
| US7778311B2 (en) * | 2005-10-04 | 2010-08-17 | Sirf Technology Holdings, Inc. | Bit synchronization for weak navigational satellite signals |
| CN1960354B (zh) | 2006-04-27 | 2012-04-11 | 北京泰美世纪科技有限公司 | 多载波系统中连续导频编码的发送和接收方法及装置 |
| KR101123600B1 (ko) | 2006-09-21 | 2012-03-21 | 퀄컴 인코포레이티드 | 중계기들 사이에서 발진을 완화시키는 방법 및 장치 |
| WO2008057290A1 (en) | 2006-10-26 | 2008-05-15 | Qualcomm Incorporated | Repeater techniques for multiple input multiple output utilizing beam formers |
| US8213526B2 (en) * | 2007-12-13 | 2012-07-03 | Telefonaktiebolaget Lm Ericsson (Publ) | MIMO/transmit diversity channel estimation |
| US7936839B2 (en) * | 2007-12-13 | 2011-05-03 | Telefonaktiebolaget Lm Ericsson (Publ) | MIMO/transmit diversity channel estimation |
| US9059824B2 (en) * | 2009-02-02 | 2015-06-16 | Texas Instruments Incorporated | Joint processing down link coordinated multi-point reference signal support |
| US8243696B2 (en) * | 2009-02-02 | 2012-08-14 | Texas Instruments Incorporated | Joint processing downlink coordinated multi-point reference signal support |
| KR20140122382A (ko) * | 2013-04-10 | 2014-10-20 | 한국전자통신연구원 | 고차변조 ofdm 전송에서 오프셋 보상 장치 및 방법 |
| KR20140125112A (ko) * | 2013-04-18 | 2014-10-28 | 한국전자통신연구원 | 무선 lan 시스템에서 시그널 필드의 채널 정보를 이용하여 채널을 추정하는 방법 및 시스템 |
| US9659350B2 (en) * | 2014-01-31 | 2017-05-23 | Morpho, Inc. | Image processing device and image processing method for image correction, and non-transitory computer readable recording medium thereof |
| DE102014214394A1 (de) * | 2014-07-23 | 2016-01-28 | Robert Bosch Gmbh | Verfahren und Vorrichtung zum Bestimmen einer Frequenzablage eines Radiosignals und Empfangseinrichtung |
| US9503747B2 (en) | 2015-01-28 | 2016-11-22 | Intel Corporation | Threshold filtering of compressed domain data using steering vector |
| US10458217B2 (en) * | 2016-06-01 | 2019-10-29 | Accenture Global Solutions Limited | Real-time engineering analysis based system control |
| KR102722761B1 (ko) * | 2017-02-10 | 2024-10-29 | 삼성전자 주식회사 | 무선 통신 시스템에서 수신 신호를 컴바이닝하는 방법 및 장치 |
| US10530905B1 (en) * | 2019-04-08 | 2020-01-07 | Nxp Usa, Inc. | Frame delimiter detection |
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| US4901307A (en) | 1986-10-17 | 1990-02-13 | Qualcomm, Inc. | Spread spectrum multiple access communication system using satellite or terrestrial repeaters |
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| US5485486A (en) | 1989-11-07 | 1996-01-16 | Qualcomm Incorporated | Method and apparatus for controlling transmission power in a CDMA cellular mobile telephone system |
| US5056109A (en) | 1989-11-07 | 1991-10-08 | Qualcomm, Inc. | Method and apparatus for controlling transmission power in a cdma cellular mobile telephone system |
| US5103459B1 (en) | 1990-06-25 | 1999-07-06 | Qualcomm Inc | System and method for generating signal waveforms in a cdma cellular telephone system |
| US5295153A (en) | 1992-04-13 | 1994-03-15 | Telefonaktiebolaget L M Ericsson | CDMA frequency allocation |
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| JP2732783B2 (ja) * | 1993-08-31 | 1998-03-30 | 沖電気工業株式会社 | 符号分割多元接続復調装置 |
| WO1995007576A2 (en) | 1993-09-10 | 1995-03-16 | Amati Communications Corporation | Digital sound broadcasting using a dedicated control channel |
| KR960003102B1 (ko) | 1993-12-01 | 1996-03-04 | 재단법인 한국전자통신연구소 | 씨.디.엠.에이(cdma) 이동통신 기지국 변조장치의 채널 변조회로 및 그를 이용한 변조장치 |
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| US5680395A (en) * | 1995-08-15 | 1997-10-21 | Qualcomm Incorporated | Method and apparatus for time division duplex pilot signal generation |
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| FI106666B (fi) * | 1997-01-24 | 2001-03-15 | Nokia Networks Oy | Tehonsäätömenetelmä epäjatkuvaan lähetykseen |
| US5943331A (en) * | 1997-02-28 | 1999-08-24 | Interdigital Technology Corporation | Orthogonal code synchronization system and method for spread spectrum CDMA communications |
| DE69824802T2 (de) | 1997-08-18 | 2005-07-14 | Samsung Electronics Co., Ltd., Suwon | Spreizspektrumsignalerzeugungseinrichtung und -verfahren |
| US6285663B1 (en) * | 1998-06-05 | 2001-09-04 | Telefonaktiebolaget Lm Ericsson (Publ) | Increasing performance in communications by embedding one signal in another signal |
| PT1101294E (pt) * | 1998-07-28 | 2011-03-15 | Samsung Electronics Co Ltd | Transmissão descontínua num estado de manutenção do canal de controlo num sistema de comunicações cdma |
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| US6788685B1 (en) * | 1999-01-28 | 2004-09-07 | Qualcomm, Incorporated | Method and apparatus for controlling transmission power in a CDMA communication system |
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| US6594286B2 (en) * | 1999-08-12 | 2003-07-15 | Qualcomm Incorporated | Method and apparatus for coherent demodulation in communication system employing a potentially gated pilot signal |
-
1999
- 1999-04-23 US US09/298,394 patent/US6304563B1/en not_active Expired - Lifetime
-
2000
- 2000-04-21 WO PCT/US2000/010855 patent/WO2000065749A1/en not_active Ceased
- 2000-04-21 CN CNB008066264A patent/CN1172455C/zh not_active Expired - Fee Related
- 2000-04-21 KR KR1020077004546A patent/KR100868402B1/ko not_active Expired - Fee Related
- 2000-04-21 JP JP2000614583A patent/JP4510302B2/ja not_active Expired - Fee Related
- 2000-04-21 AU AU44825/00A patent/AU4482500A/en not_active Abandoned
- 2000-04-21 HK HK02105486.8A patent/HK1043889B/zh not_active IP Right Cessation
- 2000-04-21 EP EP00926267A patent/EP1186116B1/de not_active Expired - Lifetime
- 2000-04-21 BR BR0009924-4A patent/BR0009924A/pt not_active IP Right Cessation
- 2000-04-21 AT AT00926267T patent/ATE282909T1/de not_active IP Right Cessation
- 2000-04-21 DE DE60015969T patent/DE60015969T2/de not_active Expired - Lifetime
- 2000-04-21 KR KR1020017013558A patent/KR100871353B1/ko not_active Expired - Fee Related
- 2000-04-24 TW TW089107697A patent/TW499801B/zh active
-
2001
- 2001-08-20 US US09/934,091 patent/US7471657B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP2002543664A (ja) | 2002-12-17 |
| KR20070033478A (ko) | 2007-03-26 |
| AU4482500A (en) | 2000-11-10 |
| US7471657B2 (en) | 2008-12-30 |
| HK1043889B (zh) | 2005-05-13 |
| BR0009924A (pt) | 2002-12-31 |
| CN1348640A (zh) | 2002-05-08 |
| US20020009064A1 (en) | 2002-01-24 |
| EP1186116B1 (de) | 2004-11-17 |
| TW499801B (en) | 2002-08-21 |
| KR100868402B1 (ko) | 2008-11-11 |
| DE60015969T2 (de) | 2005-11-10 |
| EP1186116A1 (de) | 2002-03-13 |
| KR20010109358A (ko) | 2001-12-08 |
| DE60015969D1 (de) | 2004-12-23 |
| CN1172455C (zh) | 2004-10-20 |
| US6304563B1 (en) | 2001-10-16 |
| HK1043889A1 (en) | 2002-09-27 |
| KR100871353B1 (ko) | 2008-12-02 |
| WO2000065749A1 (en) | 2000-11-02 |
| JP4510302B2 (ja) | 2010-07-21 |
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