DE68922749T2 - Mobiles Kommunikationssystem. - Google Patents

Mobiles Kommunikationssystem.

Info

Publication number
DE68922749T2
DE68922749T2 DE68922749T DE68922749T DE68922749T2 DE 68922749 T2 DE68922749 T2 DE 68922749T2 DE 68922749 T DE68922749 T DE 68922749T DE 68922749 T DE68922749 T DE 68922749T DE 68922749 T2 DE68922749 T2 DE 68922749T2
Authority
DE
Germany
Prior art keywords
communication system
mobile communication
mobile
communication
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 - Fee Related
Application number
DE68922749T
Other languages
English (en)
Other versions
DE68922749D1 (de
Inventor
Seiji C O The Tokyo El Hattori
Akihide C O The Tokyo Kasukawa
Yoshizo C O Osaka Work Shibano
Yoshinobu C O Osaka Kobayashi
Shinji C O Osaka Works Suzuki
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.)
Sumitomo Electric Industries Ltd
Tokyo Electric Power Company Holdings Inc
Original Assignee
Tokyo Electric Power Co Inc
Sumitomo Electric Industries Ltd
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 Tokyo Electric Power Co Inc, Sumitomo Electric Industries Ltd filed Critical Tokyo Electric Power Co Inc
Publication of DE68922749D1 publication Critical patent/DE68922749D1/de
Application granted granted Critical
Publication of DE68922749T2 publication Critical patent/DE68922749T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/24—Reselection being triggered by specific parameters
    • H04W36/32—Reselection being triggered by specific parameters by location or mobility data, e.g. speed data
    • H04W36/322—Reselection being triggered by specific parameters by location or mobility data, e.g. speed data by location data
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/24—Reselection being triggered by specific parameters
    • H04W36/32—Reselection being triggered by specific parameters by location or mobility data, e.g. speed data
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/08—Reselecting an access point

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
DE68922749T 1988-01-14 1989-01-13 Mobiles Kommunikationssystem. Expired - Fee Related DE68922749T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63006555A JPH0622345B2 (ja) 1988-01-14 1988-01-14 移動体通信方式

Publications (2)

Publication Number Publication Date
DE68922749D1 DE68922749D1 (de) 1995-06-29
DE68922749T2 true DE68922749T2 (de) 1995-09-28

Family

ID=11641578

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68922749T Expired - Fee Related DE68922749T2 (de) 1988-01-14 1989-01-13 Mobiles Kommunikationssystem.

Country Status (6)

Country Link
US (1) US4955082A (de)
EP (1) EP0324508B1 (de)
JP (1) JPH0622345B2 (de)
DE (1) DE68922749T2 (de)
DK (1) DK16089A (de)
NO (1) NO890135L (de)

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JP2852045B2 (ja) * 1988-02-25 1999-01-27 日本電気株式会社 無線周波数切替方法
SE460449B (sv) * 1988-02-29 1989-10-09 Ericsson Telefon Ab L M Cellindelat digitalt mobilradiosystem och foerfarande foer att oeverfoera information i ett digitalt cellindelat mobilradiosystem
US5327577A (en) * 1988-06-14 1994-07-05 Telefonaktiebolaget L M Ericsson Handover method for mobile radio system
SE8802229D0 (sv) 1988-06-14 1988-06-14 Ericsson Telefon Ab L M Forfarande vid mobilradiostation
US5048116A (en) * 1989-05-24 1991-09-10 Motorola, Inc. Signal routing system
JP2873320B2 (ja) * 1989-09-19 1999-03-24 日本電信電話株式会社 移動局の在圏セクタ判定方式
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US5140627A (en) * 1990-10-09 1992-08-18 Telefonaktiebolaget L M Ericsson Handoff procedure that minimizes disturbances to dtmf signalling in a cellular radio system
US5212806A (en) * 1990-10-29 1993-05-18 International Business Machines Corporation Distributed control methods for management of migrating data stations in a wireless communications network
SE467437B (sv) * 1990-11-07 1992-07-13 Ericsson Telefon Ab L M Foerfarande att undvika interferens mellan ett foersta och ett andra meddelande i ett mobiltelefonsystem
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US5619551A (en) * 1991-09-26 1997-04-08 Nec Corporation Cellular telephone exchange system which allows setting of connections between the base station transmitter-receivers and base station controllers base on movement of the mobile station
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SE470036B (sv) * 1992-03-24 1993-10-25 Ericsson Telefon Ab L M Förfarande att lokalisera en mobilstation i ett mobiltelefonsystem
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FI91345C (fi) * 1992-06-24 1994-06-10 Nokia Mobile Phones Ltd Menetelmä kanavanvaihdon tehostamiseksi
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FR2701341B1 (fr) * 1993-02-08 1995-04-21 Trt Telecom Radio Electr Système de radiocommunications comportant une pluralité de stations de base.
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US5483664A (en) * 1993-07-26 1996-01-09 Motorola, Inc. Cellular communications with scheduled handoffs
US5517674A (en) * 1993-08-09 1996-05-14 Telefonaktiebolaget Lm Ericsson Low capacity mobile assisted handoff in a cellular communications network
JP2952857B2 (ja) * 1993-10-07 1999-09-27 エニー株式会社 移動体通信システムおよびその制御方法
CN1060005C (zh) * 1993-10-13 2000-12-27 Ntt移动通信网株式会社 移动通信中的无线链路交换方法
US5680452A (en) * 1993-10-18 1997-10-21 Tecsec Inc. Distributed cryptographic object method
US5369702A (en) * 1993-10-18 1994-11-29 Tecsec Incorporated Distributed cryptographic object method
ZA948133B (en) * 1993-10-28 1996-05-17 Qualcomm Inc Method and apparatus for reducing the average transmit power from a sectorized base station
ZA948134B (en) * 1993-10-28 1995-06-13 Quaqlcomm Inc Method and apparatus for performing handoff between sectors of a common base station
US6157668A (en) * 1993-10-28 2000-12-05 Qualcomm Inc. Method and apparatus for reducing the average transmit power of a base station
US5577047A (en) * 1993-11-10 1996-11-19 Telefonaktiebolaget Lm Ericsson System and method for providing macrodiversity TDMA radio communications
US5758287A (en) * 1994-05-20 1998-05-26 Airtouch Communications, Inc. Hub and remote cellular telephone system
US5602937A (en) * 1994-06-01 1997-02-11 Cognex Corporation Methods and apparatus for machine vision high accuracy searching
US6914965B1 (en) 1994-09-30 2005-07-05 Qualcomm Incorporated Method and apparatus of providing a single state mobile unit in a modem connection comprising a wireless link
US5701585A (en) * 1994-12-12 1997-12-23 Telefonaktiebolaget Lm Ericsson Mobile assisted handoff
US5933787A (en) * 1995-03-13 1999-08-03 Qualcomm Incorporated Method and apparatus for performing handoff between sectors of a common base station
US6327477B1 (en) * 1995-03-31 2001-12-04 Canon Kabushiki Kaisha Wireless communication apparatus and system
US6047176A (en) * 1995-05-01 2000-04-04 Kabushiki Kaisha Toshiba Mobile communication system and base station apparatus therefor
SE506853C2 (sv) * 1996-06-20 1998-02-16 Anonymity Prot In Sweden Ab Metod för databearbetning
GB2314731A (en) * 1996-06-27 1998-01-07 Motorola Ltd Handover management system for cellular network
US5946624A (en) * 1996-08-29 1999-08-31 Pacific Communication Sciences, Inc. Synchronized frequency hopping
US7035661B1 (en) 1996-10-11 2006-04-25 Arraycomm, Llc. Power control with signal quality estimation for smart antenna communication systems
US6463295B1 (en) 1996-10-11 2002-10-08 Arraycomm, Inc. Power control with signal quality estimation for smart antenna communication systems
US6275543B1 (en) 1996-10-11 2001-08-14 Arraycomm, Inc. Method for reference signal generation in the presence of frequency offsets in a communications station with spatial processing
US7212632B2 (en) 1998-02-13 2007-05-01 Tecsec, Inc. Cryptographic key split combiner
US6694433B1 (en) 1997-05-08 2004-02-17 Tecsec, Inc. XML encryption scheme
JP3370902B2 (ja) * 1997-06-03 2003-01-27 株式会社エヌ・ティ・ティ・ドコモ 移動無線通信におけるハンドオーバ制御方法
US6141555A (en) 1997-06-09 2000-10-31 Nec Corporation Cellular communication system, and mobile and base stations used in the same
GB2327013B (en) 1997-06-30 2002-02-13 Ericsson Telefon Ab L M Mobile communications system
US7299071B1 (en) 1997-12-10 2007-11-20 Arraycomm, Llc Downlink broadcasting by sequential transmissions from a communication station having an antenna array
US8077870B2 (en) * 1998-02-13 2011-12-13 Tecsec, Inc. Cryptographic key split binder for use with tagged data elements
US7095852B2 (en) * 1998-02-13 2006-08-22 Tecsec, Inc. Cryptographic key split binder for use with tagged data elements
US7079653B2 (en) * 1998-02-13 2006-07-18 Tecsec, Inc. Cryptographic key split binding process and apparatus
US6615024B1 (en) 1998-05-01 2003-09-02 Arraycomm, Inc. Method and apparatus for determining signatures for calibrating a communication station having an antenna array
US6611511B1 (en) 1999-03-04 2003-08-26 Cellco Partnership Cellular telephone communication system using sector splitting for improved performance
USRE47895E1 (en) 1999-03-08 2020-03-03 Ipcom Gmbh & Co. Kg Method of allocating access rights to a telecommunications channel to subscriber stations of a telecommunications network and subscriber station
DE19915213B4 (de) * 1999-04-03 2009-05-14 Robert Bosch Gmbh Kommunikationssystem für Fahrzeuge, insbesondere Kraftfahrzeuge
US6600914B2 (en) 1999-05-24 2003-07-29 Arraycomm, Inc. System and method for emergency call channel allocation
US6141567A (en) 1999-06-07 2000-10-31 Arraycomm, Inc. Apparatus and method for beamforming in a changing-interference environment
US7139592B2 (en) * 1999-06-21 2006-11-21 Arraycomm Llc Null deepening for an adaptive antenna based communication station
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US6985466B1 (en) 1999-11-09 2006-01-10 Arraycomm, Inc. Downlink signal processing in CDMA systems utilizing arrays of antennae
US6795409B1 (en) 2000-09-29 2004-09-21 Arraycomm, Inc. Cooperative polling in a wireless data communication system having smart antenna processing
US6982968B1 (en) 2000-09-29 2006-01-03 Arraycomm, Inc. Non-directional transmitting from a wireless data base station having a smart antenna system
US6760599B1 (en) * 2000-09-29 2004-07-06 Arraycomm, Inc. Method and apparatus for selecting a base station
US7062294B1 (en) 2000-09-29 2006-06-13 Arraycomm, Llc. Downlink transmission in a wireless data communication system having a base station with a smart antenna system
US20020066038A1 (en) * 2000-11-29 2002-05-30 Ulf Mattsson Method and a system for preventing impersonation of a database user
US7454796B2 (en) * 2000-12-22 2008-11-18 Canon Kabushiki Kaisha Obtaining temporary exclusive control of a printing device
JP4604432B2 (ja) * 2001-08-29 2011-01-05 日本電気株式会社 移動通信システム、それに用いられる移動機及びその制御方法並びにプログラム
CN100349428C (zh) * 2003-01-15 2007-11-14 华为技术有限公司 一种无线局域网中接入点发送广播消息的方法
TWI367008B (en) 2004-03-03 2012-06-21 Univ Columbia Methods and systems for reducing mac layer handoff latency in wireless networks
US20070174271A1 (en) * 2005-02-18 2007-07-26 Ulf Mattsson Database system with second preprocessor and method for accessing a database
US8127133B2 (en) * 2007-01-25 2012-02-28 Microsoft Corporation Labeling of data objects to apply and enforce policies
US20100031321A1 (en) 2007-06-11 2010-02-04 Protegrity Corporation Method and system for preventing impersonation of computer system user

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DE3321997A1 (de) * 1982-12-03 1984-06-14 ANT Nachrichtentechnik GmbH, 7150 Backnang Funksystem
FR2584884B1 (fr) * 1985-07-09 1987-10-09 Trt Telecom Radio Electr Procede et dispositif de recherche de canal libre pour un systeme de radio mobile
DE3527331A1 (de) * 1985-07-31 1987-02-05 Philips Patentverwaltung Digitales funkuebertragungssystem
DK96686D0 (da) * 1986-03-03 1986-03-03 Storno As Fremgangsmaade til drift af mobiltelefonanlaeg, mobiltelefonanlaeg og mobiltelefon
DE3607687A1 (de) * 1986-03-08 1987-09-10 Philips Patentverwaltung Verfahren und schaltungsanordnung zum weiterschalten einer funkverbindung in eine andere funkzelle eines digitalen funkuebertragungssystems

Also Published As

Publication number Publication date
EP0324508A3 (en) 1990-10-24
DE68922749D1 (de) 1995-06-29
JPH01181339A (ja) 1989-07-19
EP0324508A2 (de) 1989-07-19
US4955082A (en) 1990-09-04
JPH0622345B2 (ja) 1994-03-23
EP0324508B1 (de) 1995-05-24
NO890135L (no) 1989-07-17
DK16089A (da) 1989-07-15
DK16089D0 (da) 1989-01-13
NO890135D0 (no) 1989-01-12

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee