CN1308790A - 码分多址通信系统中的搜索窗延迟跟踪 - Google Patents
码分多址通信系统中的搜索窗延迟跟踪 Download PDFInfo
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- CN1308790A CN1308790A CN99808191A CN99808191A CN1308790A CN 1308790 A CN1308790 A CN 1308790A CN 99808191 A CN99808191 A CN 99808191A CN 99808191 A CN99808191 A CN 99808191A CN 1308790 A CN1308790 A CN 1308790A
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- 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
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- 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
- H04B1/7073—Synchronisation aspects
- H04B1/7085—Synchronisation aspects using a code tracking loop, e.g. a delay-locked loop
-
- 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
- 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
- H04B1/7115—Constructive combining of multi-path signals, i.e. RAKE receivers
- H04B1/7117—Selection, re-selection, allocation or re-allocation of paths to fingers, e.g. timing offset control of allocated fingers
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Noise Elimination (AREA)
Abstract
Description
Claims (41)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/070778 | 1998-05-01 | ||
US09/070,778 US6370397B1 (en) | 1998-05-01 | 1998-05-01 | Search window delay tracking in code division multiple access communication systems |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1308790A true CN1308790A (zh) | 2001-08-15 |
CN1135725C CN1135725C (zh) | 2004-01-21 |
Family
ID=22097337
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB998081914A Expired - Fee Related CN1135725C (zh) | 1998-05-01 | 1999-04-29 | 在码分多址通信系统中用于搜索窗延迟跟踪的方法和设备 |
Country Status (11)
Country | Link |
---|---|
US (1) | US6370397B1 (zh) |
EP (1) | EP1082820B1 (zh) |
JP (1) | JP4242563B2 (zh) |
KR (1) | KR100689993B1 (zh) |
CN (1) | CN1135725C (zh) |
AR (1) | AR016244A1 (zh) |
AU (1) | AU755811B2 (zh) |
CA (1) | CA2330926C (zh) |
DE (1) | DE69932929T2 (zh) |
TW (1) | TW428375B (zh) |
WO (1) | WO1999057819A1 (zh) |
Cited By (7)
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CN100364248C (zh) * | 2003-11-28 | 2008-01-23 | 乐金电子(中国)研究开发中心有限公司 | 一种从多重路径中选择便携式终端机同步路径的方法 |
CN1897472B (zh) * | 2005-07-13 | 2010-05-05 | 财团法人工业技术研究院 | 无线通讯系统时序搜索区间的区间位置及大小的调整方法 |
CN101873151A (zh) * | 2010-06-24 | 2010-10-27 | 中兴通讯股份有限公司 | 固定搜索窗模式下搜索窗中心设置的方法及装置 |
CN101160895B (zh) * | 2005-03-10 | 2013-03-20 | 高通股份有限公司 | 用于确定通信信道位置的方法和设备 |
CN104092640A (zh) * | 2014-06-19 | 2014-10-08 | 北京交通大学 | 一种ofdm系统下定时误差估计的方法 |
CN105895114A (zh) * | 2016-03-22 | 2016-08-24 | 南京大学 | 一种基于脉冲响应的房间声传播路径分离方法 |
CN108880661A (zh) * | 2018-07-02 | 2018-11-23 | 成都国恒空间技术工程有限公司 | 一种非相干门限判决帧同步方法 |
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1999
- 1999-04-07 TW TW088105529A patent/TW428375B/zh not_active IP Right Cessation
- 1999-04-29 JP JP2000547705A patent/JP4242563B2/ja not_active Expired - Fee Related
- 1999-04-29 WO PCT/SE1999/000709 patent/WO1999057819A1/en active IP Right Grant
- 1999-04-29 KR KR1020007012168A patent/KR100689993B1/ko not_active IP Right Cessation
- 1999-04-29 CN CNB998081914A patent/CN1135725C/zh not_active Expired - Fee Related
- 1999-04-29 AU AU43026/99A patent/AU755811B2/en not_active Ceased
- 1999-04-29 EP EP99948574A patent/EP1082820B1/en not_active Expired - Lifetime
- 1999-04-29 DE DE69932929T patent/DE69932929T2/de not_active Expired - Lifetime
- 1999-04-29 CA CA002330926A patent/CA2330926C/en not_active Expired - Fee Related
- 1999-04-30 AR ARP990102034A patent/AR016244A1/es not_active Application Discontinuation
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
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CN100364248C (zh) * | 2003-11-28 | 2008-01-23 | 乐金电子(中国)研究开发中心有限公司 | 一种从多重路径中选择便携式终端机同步路径的方法 |
CN101160895B (zh) * | 2005-03-10 | 2013-03-20 | 高通股份有限公司 | 用于确定通信信道位置的方法和设备 |
CN1897472B (zh) * | 2005-07-13 | 2010-05-05 | 财团法人工业技术研究院 | 无线通讯系统时序搜索区间的区间位置及大小的调整方法 |
CN101873151A (zh) * | 2010-06-24 | 2010-10-27 | 中兴通讯股份有限公司 | 固定搜索窗模式下搜索窗中心设置的方法及装置 |
CN101873151B (zh) * | 2010-06-24 | 2014-04-30 | 中兴通讯股份有限公司 | 固定搜索窗模式下搜索窗中心设置的方法及装置 |
CN104092640A (zh) * | 2014-06-19 | 2014-10-08 | 北京交通大学 | 一种ofdm系统下定时误差估计的方法 |
CN104092640B (zh) * | 2014-06-19 | 2018-03-23 | 北京交通大学 | 一种ofdm系统下定时误差估计的方法 |
CN105895114A (zh) * | 2016-03-22 | 2016-08-24 | 南京大学 | 一种基于脉冲响应的房间声传播路径分离方法 |
CN105895114B (zh) * | 2016-03-22 | 2019-09-27 | 南京大学 | 一种基于脉冲响应的房间声传播路径分离方法 |
CN108880661A (zh) * | 2018-07-02 | 2018-11-23 | 成都国恒空间技术工程有限公司 | 一种非相干门限判决帧同步方法 |
CN108880661B (zh) * | 2018-07-02 | 2020-09-04 | 成都国恒空间技术工程有限公司 | 一种非相干门限判决帧同步方法、装置及其可读存储介质 |
Also Published As
Publication number | Publication date |
---|---|
DE69932929T2 (de) | 2007-04-19 |
JP2002514032A (ja) | 2002-05-14 |
KR100689993B1 (ko) | 2007-03-08 |
AR016244A1 (es) | 2001-06-20 |
CA2330926A1 (en) | 1999-11-11 |
AU755811B2 (en) | 2002-12-19 |
CN1135725C (zh) | 2004-01-21 |
TW428375B (en) | 2001-04-01 |
KR20010043229A (ko) | 2001-05-25 |
EP1082820B1 (en) | 2006-08-23 |
DE69932929D1 (de) | 2006-10-05 |
US6370397B1 (en) | 2002-04-09 |
EP1082820A1 (en) | 2001-03-14 |
CA2330926C (en) | 2010-02-02 |
WO1999057819A1 (en) | 1999-11-11 |
AU4302699A (en) | 1999-11-23 |
JP4242563B2 (ja) | 2009-03-25 |
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