ATE297076T1 - Umkehr-synschronisierungsverfahren in einem drahtlosen system - Google Patents

Umkehr-synschronisierungsverfahren in einem drahtlosen system

Info

Publication number
ATE297076T1
ATE297076T1 AT00930968T AT00930968T ATE297076T1 AT E297076 T1 ATE297076 T1 AT E297076T1 AT 00930968 T AT00930968 T AT 00930968T AT 00930968 T AT00930968 T AT 00930968T AT E297076 T1 ATE297076 T1 AT E297076T1
Authority
AT
Austria
Prior art keywords
interference free
free window
remote unit
wireless system
synchronization method
Prior art date
Application number
AT00930968T
Other languages
English (en)
Inventor
Daoben Li
Weidong Chen
Haiyang Gao
Shiu Ming Joseph Ho
Yongsheng Zhang
Yuanhua Deng
Original Assignee
Linkair Comm Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Linkair Comm Inc filed Critical Linkair Comm Inc
Application granted granted Critical
Publication of ATE297076T1 publication Critical patent/ATE297076T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/0635—Clock or time synchronisation in a network
    • H04J3/0682—Clock or time synchronisation in a network by delay compensation, e.g. by compensation of propagation delay or variations thereof, by ranging
    • 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
    • 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
    • H04B2201/7097—Direct sequence modulation interference
    • H04B2201/709709—Methods of preventing interference

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Selective Calling Equipment (AREA)
AT00930968T 2000-06-05 2000-06-05 Umkehr-synschronisierungsverfahren in einem drahtlosen system ATE297076T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2000/000141 WO2001095516A1 (en) 2000-06-05 2000-06-05 A reverse synchronization method in a wireless system

Publications (1)

Publication Number Publication Date
ATE297076T1 true ATE297076T1 (de) 2005-06-15

Family

ID=4574665

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00930968T ATE297076T1 (de) 2000-06-05 2000-06-05 Umkehr-synschronisierungsverfahren in einem drahtlosen system

Country Status (7)

Country Link
US (1) US20030076874A1 (de)
EP (1) EP1299960B1 (de)
CN (1) CN1170370C (de)
AT (1) ATE297076T1 (de)
AU (1) AU4909100A (de)
DE (1) DE60020610D1 (de)
WO (1) WO2001095516A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1138428C (zh) * 2001-06-11 2004-02-11 华为技术有限公司 移动通信同步系统的同步码选择方法
CN1722733B (zh) * 2004-07-13 2010-04-14 华为技术有限公司 Iu接口时间调整实现方法
WO2006008788A1 (ja) * 2004-07-15 2006-01-26 Fujitsu Limited 無線基地局及び移動局
US20100061302A1 (en) * 2007-01-09 2010-03-11 Ntt Docomo, Inc. Base station apparatus and communications control method
KR100999239B1 (ko) * 2007-08-14 2010-12-07 한국전자통신연구원 엘에스 코드를 이용한 시분할 다중화 방식의 ｍｉｍｏ 채널측정 방법 및 장치
US8711760B2 (en) * 2010-03-26 2014-04-29 Intel Corporation Method and apparatus to adjust received signal
WO2015154810A1 (en) * 2014-04-10 2015-10-15 Telefonaktiebolaget L M Ericsson (Publ) Improved scheduling for multiple reception point radio networks

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5499236A (en) * 1994-08-16 1996-03-12 Unisys Corporation Synchronous multipoint-to-point CDMA communication system
US5802044A (en) * 1996-04-26 1998-09-01 Motorola, Inc. Multicarrier reverse link timing synchronization system, device and method
JP3373746B2 (ja) * 1997-01-07 2003-02-04 株式会社鷹山 Ｄｓ−ｃｄｍａ基地局間非同期セルラ方式における初期同期方法および受信機
JP2861985B2 (ja) * 1997-06-16 1999-02-24 日本電気株式会社 Ｃｄｍａ用高速セルサーチ方式
US6526029B1 (en) * 1998-04-24 2003-02-25 Lucent Technologies Inc. Search scheme for receivers in mobile communication systems
KR100269591B1 (ko) * 1998-07-23 2000-10-16 조정남 이동통신시스템에서의 역방향 동기 설정 방법 및 그를 이용한역방향 동기식 전송 방법
US6963600B1 (en) * 1999-01-29 2005-11-08 Pingzhi Fan Adaptive interference-free spread-spectrum system employing binary code sequence sets with zero correlation zone properties

Also Published As

Publication number Publication date
WO2001095516A1 (en) 2001-12-13
US20030076874A1 (en) 2003-04-24
DE60020610D1 (de) 2005-07-07
EP1299960A4 (de) 2003-07-23
CN1378722A (zh) 2002-11-06
CN1170370C (zh) 2004-10-06
EP1299960A1 (de) 2003-04-09
HK1050770A1 (en) 2003-07-04
AU4909100A (en) 2001-12-17
EP1299960B1 (de) 2005-06-01

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Legal Events

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RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties