CN101107826B - 通信系统中使用导频信号的接收增益控制方法和系统 - Google Patents
通信系统中使用导频信号的接收增益控制方法和系统 Download PDFInfo
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- CN101107826B CN101107826B CN2005800326522A CN200580032652A CN101107826B CN 101107826 B CN101107826 B CN 101107826B CN 2005800326522 A CN2005800326522 A CN 2005800326522A CN 200580032652 A CN200580032652 A CN 200580032652A CN 101107826 B CN101107826 B CN 101107826B
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- 238000004891 communication Methods 0.000 title claims description 21
- 238000000034 method Methods 0.000 claims abstract description 30
- 230000001105 regulatory effect Effects 0.000 claims description 15
- 238000009795 derivation Methods 0.000 claims 4
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 claims 1
- 230000008859 change Effects 0.000 description 5
- 208000021907 Central cloudy dystrophy of François Diseases 0.000 description 4
- 230000001276 controlling effect Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000005562 fading Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 108010003272 Hyaluronate lyase Proteins 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
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- 238000012544 monitoring process Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/3052—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver
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- 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
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- Engineering & Computer Science (AREA)
- Quality & Reliability (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Control Of Amplification And Gain Control (AREA)
- Circuits Of Receivers In General (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
Abstract
Description
Claims (21)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US61344704P | 2004-09-27 | 2004-09-27 | |
US60/613,447 | 2004-09-27 | ||
US11/203,261 US7480498B2 (en) | 2004-09-27 | 2005-08-12 | Receiver gain control using a pilot signal |
US11/203,261 | 2005-08-12 | ||
PCT/US2005/032949 WO2006036573A2 (en) | 2004-09-27 | 2005-09-13 | Receiver gain control using a pilot signal |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101107826A CN101107826A (zh) | 2008-01-16 |
CN101107826B true CN101107826B (zh) | 2012-05-30 |
Family
ID=36099873
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2005800326522A Active CN101107826B (zh) | 2004-09-27 | 2005-09-13 | 通信系统中使用导频信号的接收增益控制方法和系统 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7480498B2 (zh) |
EP (1) | EP1794892B1 (zh) |
CN (1) | CN101107826B (zh) |
WO (1) | WO2006036573A2 (zh) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100306286B1 (ko) * | 1998-08-04 | 2001-09-29 | 윤종용 | 부호분할 다중접속 통신시스템의 채널 통신 장치 및 방법 |
JP2009518989A (ja) * | 2005-12-12 | 2009-05-07 | エヌエックスピー ビー ヴィ | メディアアクセス制御デバイスから物理層を経てアンテナにデータを伝送する方法およびシステム |
US7893873B2 (en) * | 2005-12-20 | 2011-02-22 | Qualcomm Incorporated | Methods and systems for providing enhanced position location in wireless communications |
JPWO2007105765A1 (ja) * | 2006-03-15 | 2009-07-30 | パナソニック株式会社 | 無線送信装置及び無線送信方法 |
EP1919102A1 (en) * | 2006-10-30 | 2008-05-07 | Mitsubishi Electric Information Technology Centre Europe B.V. | Method for transmission in a TDD system with a variable length guard period |
US8634766B2 (en) | 2010-02-16 | 2014-01-21 | Andrew Llc | Gain measurement and monitoring for wireless communication systems |
JP5423505B2 (ja) * | 2010-03-17 | 2014-02-19 | 富士通株式会社 | 無線基地局及び通信方法 |
US9414372B2 (en) * | 2012-03-16 | 2016-08-09 | Qualcomm Incorporated | Digital filter control for filter tracking speedup |
CN104124986B (zh) * | 2013-04-24 | 2016-12-28 | 晨星半导体股份有限公司 | 无线信号接收器及其信号处理方法 |
CN118005587A (zh) * | 2017-09-08 | 2024-05-10 | 默克专利有限公司 | 用于电子器件的材料 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1185063A (zh) * | 1996-03-29 | 1998-06-17 | 摩托罗拉公司 | 扩频通信系统中解调和功率控制码元检测的方法和设备 |
CN1383634A (zh) * | 2000-06-21 | 2002-12-04 | 三星电子株式会社 | 移动通信系统中向移动台报告服务负载的设备和方法 |
US20030194029A1 (en) * | 1999-06-23 | 2003-10-16 | Heinonen Jari M. | Automatic gain control methods and apparatus suitable for use in OFDM receivers |
US20040066802A1 (en) * | 2002-10-08 | 2004-04-08 | Samsung Electronics Co., Ltd. | Apparatus and method for guard interval inserting/removing in an OFDM communication system |
US20040161046A1 (en) * | 2002-12-23 | 2004-08-19 | International Business Machines Corporation | Acquisition and adjustment of gain, receiver clock frequency, and symbol timing in an OFDM radio receiver |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2243733A (en) * | 1990-05-01 | 1991-11-06 | Orbitel Mobile Communications | Gain control based on average amplitude of i/p signal |
FI87287C (fi) * | 1991-01-15 | 1992-12-10 | Nokia Mobile Phones Ltd | Foerstaerkningsreglering av en agc-foerstaerkare i ett pao tidsmultiplexering baserat radiotelefonsystem |
US5771461A (en) * | 1996-06-28 | 1998-06-23 | Motorola, Inc. | Method and apparatus for power control of a first channel based on a signal quality of a second channel |
DE69920737T2 (de) * | 1998-11-03 | 2005-10-13 | Broadcom Corp., Irvine | Qam/vsb zweimodenempfänger |
US6563891B1 (en) * | 1998-11-24 | 2003-05-13 | Telefonaktiebolaget L M Ericsson (Publ) | Automatic gain control for slotted mode operation |
US20020054583A1 (en) * | 2000-10-10 | 2002-05-09 | Interdigital Technology Corporation | Automatic gain control for a time division duplex receiver |
GB2377128B (en) * | 2001-06-29 | 2004-09-08 | Nokia Corp | Automatic gain control |
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2005
- 2005-08-12 US US11/203,261 patent/US7480498B2/en active Active
- 2005-09-13 WO PCT/US2005/032949 patent/WO2006036573A2/en active Application Filing
- 2005-09-13 EP EP05796673A patent/EP1794892B1/en active Active
- 2005-09-13 CN CN2005800326522A patent/CN101107826B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1185063A (zh) * | 1996-03-29 | 1998-06-17 | 摩托罗拉公司 | 扩频通信系统中解调和功率控制码元检测的方法和设备 |
US20030194029A1 (en) * | 1999-06-23 | 2003-10-16 | Heinonen Jari M. | Automatic gain control methods and apparatus suitable for use in OFDM receivers |
CN1383634A (zh) * | 2000-06-21 | 2002-12-04 | 三星电子株式会社 | 移动通信系统中向移动台报告服务负载的设备和方法 |
US20040066802A1 (en) * | 2002-10-08 | 2004-04-08 | Samsung Electronics Co., Ltd. | Apparatus and method for guard interval inserting/removing in an OFDM communication system |
US20040161046A1 (en) * | 2002-12-23 | 2004-08-19 | International Business Machines Corporation | Acquisition and adjustment of gain, receiver clock frequency, and symbol timing in an OFDM radio receiver |
Also Published As
Publication number | Publication date |
---|---|
US7480498B2 (en) | 2009-01-20 |
WO2006036573A2 (en) | 2006-04-06 |
CN101107826A (zh) | 2008-01-16 |
EP1794892B1 (en) | 2012-07-11 |
US20060068732A1 (en) | 2006-03-30 |
EP1794892A2 (en) | 2007-06-13 |
EP1794892A4 (en) | 2010-03-31 |
WO2006036573A3 (en) | 2006-06-15 |
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Owner name: CISCO TECHNOLOGY COMPANY Free format text: FORMER OWNER: CISCO - NAVINI NETWORKS CO., LTD. Effective date: 20090807 Owner name: CISCO - NAVINI NET CO.,LTD. Free format text: FORMER OWNER: NAWEINI NETWORK TECHNOLOGY CO.,LTD. Effective date: 20090807 |
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Effective date of registration: 20090807 Address after: California, USA Applicant after: Cisco Technology, Inc. Address before: California, USA Applicant before: CISCO Naweini Network Co.,Ltd. Effective date of registration: 20090807 Address after: Texas USA Applicant after: CISCO Naweini network Co. Address before: Texas USA Applicant before: Navini Networks, Inc. |
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