JP4701344B2 - Ｔｄｄ無線通信の同期追跡を維持するための方法および装置 - Google Patents

Ｔｄｄ無線通信の同期追跡を維持するための方法および装置 Download PDF

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JP4701344B2
JP4701344B2 JP2004563511A JP2004563511A JP4701344B2 JP 4701344 B2 JP4701344 B2 JP 4701344B2 JP 2004563511 A JP2004563511 A JP 2004563511A JP 2004563511 A JP2004563511 A JP 2004563511A JP 4701344 B2 JP4701344 B2 JP 4701344B2
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tdd wireless
local
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JP2006512837A5 (enExample
JP2006512837A (ja
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リァン、ジンシン
ザン、ジーユ
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エスティー‐エリクソン、ソシエテ、アノニム
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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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/04—Speed or phase control by synchronisation signals
    • H04L7/041—Speed or phase control by synchronisation signals using special codes as synchronising signal
    • H04L7/042—Detectors therefor, e.g. correlators, state machines

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Radio Relay Systems (AREA)
JP2004563511A 2002-12-30 2003-12-29 Ｔｄｄ無線通信の同期追跡を維持するための方法および装置 Expired - Fee Related JP4701344B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CNB021604622A CN100438640C (zh) 2002-12-30 2002-12-30 用于tdd无线通信下行同步跟踪的采样方法及其装置
CN02160462.2 2002-12-30
PCT/IB2003/006248 WO2004059864A1 (en) 2002-12-30 2003-12-29 Method and device to maintain synchronization tracking in tdd wireless communication

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JP2006512837A JP2006512837A (ja) 2006-04-13
JP2006512837A5 JP2006512837A5 (enExample) 2010-04-02
JP4701344B2 true JP4701344B2 (ja) 2011-06-15

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JP2004563511A Expired - Fee Related JP4701344B2 (ja) 2002-12-30 2003-12-29 Ｔｄｄ無線通信の同期追跡を維持するための方法および装置

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US (1) US7715510B2 (enExample)
EP (1) EP1582006B1 (enExample)
JP (1) JP4701344B2 (enExample)
CN (1) CN100438640C (enExample)
AT (1) ATE387755T1 (enExample)
AU (1) AU2003285710A1 (enExample)
DE (1) DE60319433T2 (enExample)
WO (1) WO2004059864A1 (enExample)

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JP4579726B2 (ja) 2005-03-14 2010-11-10 株式会社エヌ・ティ・ティ・ドコモ 移動通信端末
CN100377519C (zh) * 2005-06-17 2008-03-26 凯明信息科技股份有限公司 码分多址移动通信系统中用于初始同步的相关方法
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US9071344B2 (en) 2005-08-22 2015-06-30 Qualcomm Incorporated Reverse link interference cancellation
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EP2219293B1 (en) * 2007-11-23 2016-04-13 ZTE Corporation Transmitting diversity and receiver processing method in td-scdma system
KR100893737B1 (ko) * 2007-12-17 2009-04-17 한국전자통신연구원 타이밍 동기 범위 제한을 위한 ｍｂ－ｏｆｄｍ ｕｗｂ시스템에서의 수신 장치 및 방법
US7933256B2 (en) * 2008-02-27 2011-04-26 Qualcomm Incorporated Coherent single antenna interference cancellation for GSM/GPRS/EDGE
US20100046660A1 (en) * 2008-05-13 2010-02-25 Qualcomm Incorporated Interference cancellation under non-stationary conditions
US9408165B2 (en) 2008-06-09 2016-08-02 Qualcomm Incorporated Increasing capacity in wireless communications
US9277487B2 (en) * 2008-08-01 2016-03-01 Qualcomm Incorporated Cell detection with interference cancellation
US9237515B2 (en) 2008-08-01 2016-01-12 Qualcomm Incorporated Successive detection and cancellation for cell pilot detection
US8503591B2 (en) * 2008-08-19 2013-08-06 Qualcomm Incorporated Enhanced geran receiver using channel input beamforming
US8509293B2 (en) * 2008-08-19 2013-08-13 Qualcomm Incorporated Semi-coherent timing propagation for GERAN multislot configurations
EP2226963B1 (en) * 2009-03-04 2013-05-08 Sony Corporation Receiving apparatus and method with non-oversampling analog to digital conversion
US9160577B2 (en) * 2009-04-30 2015-10-13 Qualcomm Incorporated Hybrid SAIC receiver
US8787509B2 (en) 2009-06-04 2014-07-22 Qualcomm Incorporated Iterative interference cancellation receiver
JP2011003970A (ja) * 2009-06-16 2011-01-06 Fujitsu Ltd 受信装置、基地局装置及び同期タイミング検出方法
US8831149B2 (en) 2009-09-03 2014-09-09 Qualcomm Incorporated Symbol estimation methods and apparatuses
US8619928B2 (en) * 2009-09-03 2013-12-31 Qualcomm Incorporated Multi-stage interference suppression
KR101363016B1 (ko) 2009-11-27 2014-02-13 퀄컴 인코포레이티드 무선 통신들에서의 용량 증가
EP2505011B1 (en) 2009-11-27 2019-01-16 Qualcomm Incorporated Increasing capacity in wireless communications
CN101771461A (zh) * 2010-01-18 2010-07-07 北京东方信联科技有限公司 一种td-scdma系统中保持信号同步的方法、装置及系统
US20120069753A1 (en) * 2010-07-08 2012-03-22 Qualcomm Incorporated Channel estimation based on midamble
KR102023373B1 (ko) * 2013-03-11 2019-09-23 삼성전자주식회사 코드 분할 다중 접속 시스템에서의 동기획득 방법 및 장치
JP6868567B2 (ja) * 2015-04-03 2021-05-12 ダリ システムズ カンパニー リミテッド Ｌｔｅ−ｔｄｄアーキテクチャにおけるリンク同期化のための方法およびシステム
CN107272012A (zh) * 2017-07-13 2017-10-20 重庆航天机电设计院 一种激光测距电路
CN113078937B (zh) * 2021-03-19 2023-04-07 四川航天神坤科技有限公司 一种tdd体制下的数据链下行链路的捕获方法及其系统

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US6859899B2 (en) * 2000-05-15 2005-02-22 Texas Instruments Incorporated Method for data packet acquisition using split preamble
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JP4184969B2 (ja) * 2001-11-17 2008-11-19 サムスン エレクトロニクス カンパニー リミテッド 移動通信システムにおけるハンドオーバーのための信号測定装置及び方法
KR100589478B1 (ko) * 2001-11-29 2006-06-14 인터디지탈 테크날러지 코포레이션 시분할 이중 시스템에서의 셀 검색 방법, 노드 비(ｂ) 및사용자 장치
US7006840B2 (en) * 2003-09-30 2006-02-28 Interdigital Technology Corporation Efficient frame tracking in mobile receivers

Also Published As

Publication number Publication date
ATE387755T1 (de) 2008-03-15
CN100438640C (zh) 2008-11-26
EP1582006B1 (en) 2008-02-27
AU2003285710A1 (en) 2004-07-22
JP2006512837A (ja) 2006-04-13
DE60319433D1 (de) 2008-04-10
US7715510B2 (en) 2010-05-11
EP1582006A1 (en) 2005-10-05
DE60319433T2 (de) 2009-02-19
US20060227853A1 (en) 2006-10-12
WO2004059864A1 (en) 2004-07-15
CN1512795A (zh) 2004-07-14

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