DE60040831D1 - Mobiles Kommunikationssystem und Verfahren zu Synchronisation von Basisstationen - Google Patents

Mobiles Kommunikationssystem und Verfahren zu Synchronisation von Basisstationen

Info

Publication number
DE60040831D1
DE60040831D1 DE60040831T DE60040831T DE60040831D1 DE 60040831 D1 DE60040831 D1 DE 60040831D1 DE 60040831 T DE60040831 T DE 60040831T DE 60040831 T DE60040831 T DE 60040831T DE 60040831 D1 DE60040831 D1 DE 60040831D1
Authority
DE
Germany
Prior art keywords
synchronization
communication system
mobile communication
base stations
stations
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE60040831T
Other languages
English (en)
Inventor
Hidehiko Norimatsu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Corp
Original Assignee
NEC Corp
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 NEC Corp filed Critical NEC Corp
Application granted granted Critical
Publication of DE60040831D1 publication Critical patent/DE60040831D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2662—Arrangements for Wireless System Synchronisation
    • H04B7/2671—Arrangements for Wireless Time-Division Multiple Access [TDMA] System Synchronisation
    • H04B7/2678—Time synchronisation
    • H04B7/2687—Inter base stations synchronisation

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
DE60040831T 1999-12-22 2000-12-20 Mobiles Kommunikationssystem und Verfahren zu Synchronisation von Basisstationen Expired - Lifetime DE60040831D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP36368699A JP2001186559A (ja) 1999-12-22 1999-12-22 移動通信システム及びそれに用いる基地局間の簡易同期方法

Publications (1)

Publication Number Publication Date
DE60040831D1 true DE60040831D1 (de) 2009-01-02

Family

ID=18479938

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60040831T Expired - Lifetime DE60040831D1 (de) 1999-12-22 2000-12-20 Mobiles Kommunikationssystem und Verfahren zu Synchronisation von Basisstationen

Country Status (7)

Country Link
US (1) US6344821B2 (de)
EP (1) EP1111814B1 (de)
JP (1) JP2001186559A (de)
CN (1) CN1201509C (de)
AU (1) AU775306B2 (de)
DE (1) DE60040831D1 (de)
HK (1) HK1036706A1 (de)

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JP3829051B2 (ja) * 2000-09-19 2006-10-04 株式会社日立コミュニケーションテクノロジー ハンドオーバの制御方法、基地局制御装置および移動体端末
US6775242B2 (en) * 2001-07-09 2004-08-10 Qualcomm Incorporated Method and apparatus for time-aligning transmissions from multiple base stations in a CDMA communication system
CN1493125A (zh) * 2001-10-19 2004-04-28 同步码分多址通信***的切换方法
KR100856226B1 (ko) * 2002-01-04 2008-09-03 삼성전자주식회사 이동 통신시스템의 시간 동기화 오류 검출 방법
KR100891785B1 (ko) * 2002-04-27 2009-04-07 삼성전자주식회사 부호분할다중접속 이동통신시스템에서 멀티캐스트멀티미디어 방송 서비스를 위한 소프트 핸드오버 방법
US7065373B2 (en) 2002-10-18 2006-06-20 Itt Manufacturing Enterprises, Inc. Method of steering smart antennas
CN100440767C (zh) * 2003-01-06 2008-12-03 华为技术有限公司 基站控制器和基站收发信机间前向帧同步传输的方法
JP2004229117A (ja) 2003-01-24 2004-08-12 Ntt Docomo Inc 通信システム、マルチキャスト交換装置、通信方法
JP4056071B2 (ja) * 2003-03-31 2008-03-05 富士通株式会社 無線通信ネットワークおよびフロー制御方法
US20040202119A1 (en) * 2003-04-10 2004-10-14 Edge Stephen William Base station synchronization in a wireless network
KR20040092259A (ko) * 2003-04-25 2004-11-03 삼성전자주식회사 기지국 장치를 위한 위성 클럭 동기 시스템 및 이를이용한 기지국 시스템의 위성 클럭 동기화 방법
AR047102A1 (es) * 2003-07-17 2006-01-11 Interdigital Tech Corp Un metodo y un sistema para la entrega de datos asistenciales referentes a los diferentes puntos de acceso
US20050128977A1 (en) * 2003-07-23 2005-06-16 Interdigital Technology Corporation Method and apparatus for determining and managing congestion in a wireless communications system
US8005055B2 (en) * 2003-07-23 2011-08-23 Interdigital Technology Corporation Method and apparatus for determining and managing congestion in a wireless communications system
JP4279777B2 (ja) * 2003-12-24 2009-06-17 株式会社エヌ・ティ・ティ・ドコモ 移動通信システム及び制御装置
CN100435496C (zh) * 2004-08-12 2008-11-19 上海贝尔阿尔卡特股份有限公司 同步用户终端指针的方法
CN100428653C (zh) * 2004-11-16 2008-10-22 戴闽鲁 基站间时间同步关系及tdd共信道干扰基站的判定方法
JP4774758B2 (ja) 2005-03-02 2011-09-14 日本電気株式会社 移動通信システム、無線基地局及びそれに用いる再送制御方法
US7104253B1 (en) 2005-03-30 2006-09-12 Walbro Engine Management, L.L.C. Stratified scavenging carburetor
KR101214102B1 (ko) * 2005-04-28 2012-12-20 파나소닉 주식회사 무선 통신 장치 및 무선 통신 방법
US7110766B1 (en) * 2005-05-31 2006-09-19 Motorola, Inc. Method of generating a handoff candidate list
KR100965672B1 (ko) * 2005-07-06 2010-06-24 삼성전자주식회사 이동 통신 시스템에서 기지국과 이동국간의 상태 동기화를 위한 시스템 및 방법
CN100438695C (zh) * 2005-07-19 2008-11-26 华为技术有限公司 检测软交换激活集内各基站间传输时延差的方法及装置
CN101047430B (zh) * 2006-06-16 2010-09-08 华为技术有限公司 一种选择基站的方法及***
CN101047434B (zh) * 2007-04-10 2010-09-29 华为技术有限公司 一种时间标签同步方法、***、装置
CN101448313B (zh) 2007-11-27 2011-04-13 大唐移动通信设备有限公司 一种通信***的同步方法及装置
CN101534151B (zh) * 2008-03-10 2012-07-25 联发科技股份有限公司 时序同步控制方法与移动装置
JP5314434B2 (ja) * 2009-01-13 2013-10-16 株式会社エヌ・ティ・ティ・ドコモ 移動通信方法及び無線基地局
CN101583078B (zh) * 2009-06-15 2011-09-21 北京邮电大学 一种蜂窝定位方法
CN101938824B (zh) * 2009-06-29 2013-01-23 ***通信集团公司 空口同步方法、设备及***
US10456060B2 (en) * 2012-02-22 2019-10-29 Ghassan S. Kassab Devices for detecting organ contents using impedance and methods of using the same to provide various therapies
WO2014029112A1 (zh) * 2012-08-24 2014-02-27 华为技术有限公司 同步方法及基站
US9560613B1 (en) * 2013-04-25 2017-01-31 Google Inc. Validating synchronization compliance using network measurements
CN110291821A (zh) * 2018-01-19 2019-09-27 深圳市大疆创新科技有限公司 定位***和定位***的时间同步控制方法、装置
CN111163513B (zh) * 2018-10-22 2022-03-29 ***通信有限公司研究院 基站间同步误差测量、上报、计算方法及网络节点

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SE9300681D0 (sv) * 1993-03-01 1993-03-01 Ericsson Telefon Ab L M A method and an apparatusfor handing off a mobile station from a first to a second channel in a mobile communication system
KR100298277B1 (ko) * 1993-06-14 2001-10-24 에를링 블로메, 타게 뢰브그렌 셀룰라통신시스템용코드분할다중억세스방법및시스템
FI101445B1 (fi) * 1995-10-03 1998-06-15 Nokia Mobile Phones Ltd Matkaviestimen paikannusjärjestelmä
ATE245332T1 (de) * 1997-05-09 2003-08-15 Nokia Corp Verfahren zur ermittlung der zeitdifferenz zwischen funksendern, funknetz mit solchen funksendern sowie entsprechende mobilstation
WO1999008463A1 (en) * 1997-08-08 1999-02-18 Mitsubishi Denki Kabushiki Kaisha Mobile communication system
US6230018B1 (en) * 1998-05-14 2001-05-08 Nortel Networks Limited Devices and processing in a mobile radio communication network having calibration terminals

Also Published As

Publication number Publication date
JP2001186559A (ja) 2001-07-06
CN1201509C (zh) 2005-05-11
AU7245200A (en) 2001-06-28
US6344821B2 (en) 2002-02-05
EP1111814B1 (de) 2008-11-19
EP1111814A3 (de) 2002-07-24
EP1111814A2 (de) 2001-06-27
US20010005177A1 (en) 2001-06-28
CN1308430A (zh) 2001-08-15
HK1036706A1 (en) 2002-01-11
AU775306B2 (en) 2004-07-29

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