DE69025311D1 - Regelungsverfahren eines funkkanalschalters - Google Patents

Regelungsverfahren eines funkkanalschalters

Info

Publication number
DE69025311D1
DE69025311D1 DE69025311T DE69025311T DE69025311D1 DE 69025311 D1 DE69025311 D1 DE 69025311D1 DE 69025311 T DE69025311 T DE 69025311T DE 69025311 T DE69025311 T DE 69025311T DE 69025311 D1 DE69025311 D1 DE 69025311D1
Authority
DE
Germany
Prior art keywords
control method
radio channel
channel switch
switch
radio
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
DE69025311T
Other languages
English (en)
Other versions
DE69025311T2 (de
Inventor
Akihiro Maebara
Seizo Onoe
Fumiyuki Adachi
Masaharu Hata
Toshinori Fujii
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.)
NTT Docomo Inc
Nippon Telegraph and Telephone Corp
Original Assignee
Nippon Telegraph and Telephone Corp
NTT Mobile Communications Networks 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
Priority claimed from JP21723089A external-priority patent/JP2726312B2/ja
Priority claimed from JP1227598A external-priority patent/JPH0391330A/ja
Application filed by Nippon Telegraph and Telephone Corp, NTT Mobile Communications Networks Inc filed Critical Nippon Telegraph and Telephone Corp
Application granted granted Critical
Publication of DE69025311D1 publication Critical patent/DE69025311D1/de
Publication of DE69025311T2 publication Critical patent/DE69025311T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/16—Performing reselection for specific purposes
    • H04W36/18—Performing reselection for specific purposes for allowing seamless reselection, e.g. soft reselection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
DE69025311T 1989-08-25 1990-08-24 Regelungsverfahren eines funkkanalschalters Expired - Lifetime DE69025311T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP21723089A JP2726312B2 (ja) 1989-08-25 1989-08-25 無線チャネル切替制御方法
JP1227598A JPH0391330A (ja) 1989-09-04 1989-09-04 チャネル切替制御方法
PCT/JP1990/001076 WO1991003110A1 (fr) 1989-08-25 1990-08-24 Methode de commande d'un commutateur de canal radio

Publications (2)

Publication Number Publication Date
DE69025311D1 true DE69025311D1 (de) 1996-03-21
DE69025311T2 DE69025311T2 (de) 1996-08-22

Family

ID=26521905

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69025311T Expired - Lifetime DE69025311T2 (de) 1989-08-25 1990-08-24 Regelungsverfahren eines funkkanalschalters

Country Status (5)

Country Link
US (1) US5258980A (de)
EP (1) EP0439630B1 (de)
CA (1) CA2039729C (de)
DE (1) DE69025311T2 (de)
WO (1) WO1991003110A1 (de)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5448570A (en) * 1993-03-17 1995-09-05 Kyocera Corporation System for mutual synchronization and monitoring between base stations
JPH0779209A (ja) * 1993-09-08 1995-03-20 Fujitsu Ltd フレーム／マルチフレーム位相補正方式
JP2629588B2 (ja) * 1993-12-27 1997-07-09 日本電気株式会社 移動体通信システムにおける多重接続方式
JPH07284141A (ja) * 1994-04-08 1995-10-27 Oki Electric Ind Co Ltd ハンドオーバ方法
JP3311517B2 (ja) * 1994-10-20 2002-08-05 富士通株式会社 位相比較型ビット同期確立回路
FI100159B (fi) * 1995-01-19 1997-09-30 Nokia Telecommunications Oy Tietoliikenneyhteyden tahdistaminen matkaviestinjärjestelmässä
JP2713228B2 (ja) * 1995-05-16 1998-02-16 日本電気株式会社 移動無線通信方法
JP3432335B2 (ja) * 1995-06-27 2003-08-04 株式会社東芝 移動無線通信装置
JPH0998466A (ja) * 1995-09-30 1997-04-08 Matsushita Electric Ind Co Ltd 移動体通信装置
US5710765A (en) * 1995-11-06 1998-01-20 Matsushita Electric Industrial Co., Ltd. Method and apparatus for increasing the system efficiency of a TDMA system by reducing time slot guard time
US5661724A (en) * 1995-12-18 1997-08-26 Ericsson Inc. Satellite diversity scheme
JP2924793B2 (ja) * 1996-06-24 1999-07-26 日本電気株式会社 移動通信システムおよび自動周波数配置方法
US6215798B1 (en) * 1996-11-01 2001-04-10 Telefonaktiebolaget Lm Ericsson (Publ) Multi-frame synchronization for parallel channel transmissions
GB2320118A (en) * 1996-12-03 1998-06-10 Int Mobile Satellite Org Communication
GB2320650B (en) * 1996-12-23 2001-09-26 Ericsson Telefon Ab L M Telecommunications systems
EP1739861B1 (de) 1996-12-26 2009-09-16 Ntt Mobile Communications Network Inc. Verfahren und Schaltung zur Rahmensynchronisierung
IL120134A0 (en) * 1997-02-03 1997-06-10 Yoav Geyra Consulting Ltd Apparatus and method for activating cellular phones
FI111437B (fi) * 1999-05-17 2003-07-15 Nokia Corp Menetelmä ja järjestelmä esisynkronoinnin luotettavuuden parantamiseksi solukkoradiojärjestelmässä
FI109321B (fi) 1999-06-10 2002-06-28 Nokia Corp Menetelmä ja järjestely nopean solunvaihdon toteuttamiseksi pakettikytkentäisessä solukkoradiojärjestelmässä
GB2368234A (en) * 2000-10-10 2002-04-24 Ericsson Telefon Ab L M Channel switching in a UMTS network
KR100592597B1 (ko) * 2001-01-10 2006-06-26 한국전자통신연구원 압축 모드 및 인접 기지국 간 공통 주파수를 이용한핸드오버 방법
EP1303158B1 (de) * 2001-10-11 2006-02-08 Matsushita Electric Industrial Co., Ltd. Weiterreichen mit Rückfall auf den Ausgangskommunikationskanal bei nicht erfolgreichem Weiterreichen
EP2077130A3 (de) * 2002-02-18 2009-09-23 CeQur ApS Vorrichtung zur Verabreichung eines Medikaments in fluider Form
GB0412260D0 (en) 2004-06-02 2004-07-07 Ubisense Ltd Tag frequency control
US7620409B2 (en) * 2004-06-17 2009-11-17 Honeywell International Inc. Wireless communication system with channel hopping and redundant connectivity
US7701844B2 (en) * 2005-02-09 2010-04-20 Interdigital Technology Corporation Method and apparatus for recognizing radio link failures associated with HSUPA and HSDPA channels
US7936793B2 (en) * 2005-04-01 2011-05-03 Freescale Semiconductor, Inc. Methods and apparatus for synchronizing data transferred across a multi-pin asynchronous serial interface
JP4986589B2 (ja) * 2006-11-30 2012-07-25 ユニデン株式会社 デジタル無線通信システム
US8787469B2 (en) * 2007-04-04 2014-07-22 Samsung Electronics Co., Ltd. Method for codebook design and beamforming vector selection in per-user unitary rate control (PU2RC) system
CN101291310B (zh) * 2007-04-18 2011-04-13 富士通株式会社 宽带无线通信系统中的帧同步装置和方法
US10298342B2 (en) * 2013-12-11 2019-05-21 Hytera Communications Corporation Limited Communication method based on time division multiple access communication system, and terminal
KR102304975B1 (ko) * 2014-04-09 2021-09-24 엘지전자 주식회사 사운딩 절차 기반의 프레임 전송 방법 및 장치

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1130545B (it) * 1980-12-03 1986-06-18 Cselt Centro Studi Lab Telecom Procedimento e sistema per l accesso ad un satellite per telecomunicazioni con communtazione a bordo
US4450558A (en) * 1981-01-12 1984-05-22 General Datacomm Industries, Inc. Method and apparatus for establishing frame synchronization
JPS61502720A (ja) * 1984-07-13 1986-11-20 モトロ−ラ・インコ−ポレ−テツド セル音声およびデ−タ無線電話システム
JPS61205039A (ja) * 1985-03-08 1986-09-11 Oki Electric Ind Co Ltd ブロツク同期通信方式
JPS6412628A (en) * 1987-07-06 1989-01-17 Nippon Telegraph & Telephone Time division multiplex mobile communication system
JPS6441529A (en) * 1987-08-07 1989-02-13 Nippon Telegraph & Telephone Digital mobile communication system
EP0318033B1 (de) * 1987-11-27 1995-09-13 Nec Corporation Verfahren zum Umschalten in einem digitalen Zellularmobilkommunikationssystem und mobile Einheit
US5040195A (en) * 1988-12-20 1991-08-13 Sanyo Electric Co., Ltd. Synchronization recovery circuit for recovering word synchronization
US4912756A (en) * 1989-04-07 1990-03-27 Unilink Corporation Method and apparatus for error-free digital data transmission during cellular telephone handoff, etc.
JPH0822100B2 (ja) * 1989-09-19 1996-03-04 日本電信電話株式会社 移動通信無線制御チャネル構成方式

Also Published As

Publication number Publication date
CA2039729C (en) 1995-06-27
EP0439630A1 (de) 1991-08-07
DE69025311T2 (de) 1996-08-22
WO1991003110A1 (fr) 1991-03-07
EP0439630A4 (en) 1992-04-08
US5258980A (en) 1993-11-02
EP0439630B1 (de) 1996-02-07

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition