BR9913452A - Sistema de comunicação - Google Patents

Sistema de comunicação

Info

Publication number
BR9913452A
BR9913452A BR9913452-7A BR9913452A BR9913452A BR 9913452 A BR9913452 A BR 9913452A BR 9913452 A BR9913452 A BR 9913452A BR 9913452 A BR9913452 A BR 9913452A
Authority
BR
Brazil
Prior art keywords
communication system
base stations
base station
radio communication
coverage area
Prior art date
Application number
BR9913452-7A
Other languages
English (en)
Other versions
BRPI9913452B1 (pt
Inventor
Lauri Oksanen
Original Assignee
Nokia Networks Oy
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 Nokia Networks Oy filed Critical Nokia Networks Oy
Publication of BR9913452A publication Critical patent/BR9913452A/pt
Publication of BRPI9913452B1 publication Critical patent/BRPI9913452B1/pt

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/001—Synchronization between nodes
    • H04W56/002—Mutual synchronization
    • 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
    • H04B7/2668—Arrangements for Wireless Code-Division Multiple Access [CDMA] System Synchronisation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/08—Reselecting an access point

Abstract

<B>SISTEMA DE COMUNICAçãO<D>. Método para distribuir a informação de tempo em um sistema de comunicação de rádio compreendendo: uma rede incluindo uma pluralidade de estações base, cada uma capaz de transmitir e receber os sinais de comunicação de rádio e de uma área de cobertura respectiva, e incluindo uma primeira estação base e uma ou mais estações base vizinhas, cujas as áreas de cobertura vizinhas à área de cobertura da primeira estação base; e uma primeira estação móvel capaz de receber os sinais da primeira estação base; o método compreendendo: calcular as diferenças de tempo entre as estações base; e transmitir as indicações destas diferenças de tempo à primeira estação móvel.
BRPI9913452A 1998-09-07 1999-09-07 sistema de comunicação BRPI9913452B1 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9819482.2A GB9819482D0 (en) 1998-09-07 1998-09-07 Communication system
PCT/IB1999/001546 WO2000014907A1 (en) 1998-09-07 1999-09-07 Communication system

Publications (2)

Publication Number Publication Date
BR9913452A true BR9913452A (pt) 2001-07-24
BRPI9913452B1 BRPI9913452B1 (pt) 2016-10-25

Family

ID=10838464

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI9913452A BRPI9913452B1 (pt) 1998-09-07 1999-09-07 sistema de comunicação

Country Status (11)

Country Link
US (1) US7024194B1 (pt)
EP (1) EP1112627B1 (pt)
JP (1) JP4384358B2 (pt)
CN (1) CN1127819C (pt)
AT (1) ATE228283T1 (pt)
AU (1) AU5440899A (pt)
BR (1) BRPI9913452B1 (pt)
DE (1) DE69904063T2 (pt)
ES (1) ES2188221T3 (pt)
GB (1) GB9819482D0 (pt)
WO (1) WO2000014907A1 (pt)

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FI105251B (fi) * 1997-06-18 2000-06-30 Nokia Mobile Phones Ltd Menetelmä aikajakoisen solukkoverkon tukiasemien tunnistamiseksi matkaviestimessä ja matkaviestin
KR100542093B1 (ko) 2000-04-07 2006-01-11 인터디지탈 테크날러지 코포레이션 무선 통신 시스템용 기지국 동기 방법 및 시스템
US7254118B1 (en) 2000-05-22 2007-08-07 Qualcomm Incorporated Method and apparatus in a CDMA communication system
US7158505B2 (en) 2000-08-04 2007-01-02 Interdigital Technology Corporation Periodic cell search
DE10039967B4 (de) * 2000-08-16 2004-11-18 Siemens Ag Anpassung des Timing Advance beim synchronen Handover
US6826244B2 (en) 2001-02-27 2004-11-30 Interdigital Technology Corporation Initial cell search algorithm for 3G FDD wireless communication systems
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
US6847630B2 (en) * 2001-11-09 2005-01-25 Qualcomm, Incorporated Communications in an asynchronous cellular wireless network
CN1192531C (zh) * 2001-12-21 2005-03-09 华为技术有限公司 一种宽带码分多址系统同步的实现方法
US7813311B2 (en) 2002-02-05 2010-10-12 Interdigital Technology Corporation Method and apparatus for synchronizing base stations
US6937872B2 (en) * 2002-04-15 2005-08-30 Qualcomm Incorporated Methods and apparatuses for measuring frequencies of basestations in cellular networks using mobile GPS receivers
US20030214936A1 (en) * 2002-05-16 2003-11-20 Goff Max K. Using GPS signals to synchronize stationary multiple master networks
US8099094B2 (en) * 2004-07-12 2012-01-17 Interdigital Technology Corporation Neighbor scanning in wireless local area networks
US7702343B2 (en) * 2005-04-04 2010-04-20 Qualcomm Incorporated Efficient gap allocation for cell measurements in asynchronous communication networks
KR100770838B1 (ko) * 2005-05-11 2007-10-26 삼성전자주식회사 이동통신시스템에서의 핸드오버 방법과 그를 위한 이동통신시스템의 무선 네트워크 제어기
US8134977B2 (en) 2005-10-27 2012-03-13 Qualcomm Incorporated Tune-away protocols for wireless systems
US8068835B2 (en) * 2005-10-27 2011-11-29 Qualcomm Incorporated Tune-away and cross paging systems and methods
US8229433B2 (en) * 2005-10-27 2012-07-24 Qualcomm Incorporated Inter-frequency handoff
US9247467B2 (en) 2005-10-27 2016-01-26 Qualcomm Incorporated Resource allocation during tune-away
JP4050295B2 (ja) * 2005-11-10 2008-02-20 株式会社東芝 通信システム、移動通信端末装置及び制御局
DE102007039226A1 (de) 2007-08-20 2009-02-26 Giesecke & Devrient Gmbh Echtzeitmessung auf einem portablen Datenträger
US8526419B2 (en) 2009-01-05 2013-09-03 Qualcomm Incorporated Provision of inter-frequency subframe configuration in wireless communication
US8620333B2 (en) 2009-02-24 2013-12-31 Eden Rock Communications, Llc Systems and methods for base station reference frequency and timing correction
US8483731B2 (en) * 2009-02-24 2013-07-09 Eden Rock Communications, Llc Systems and methods for base station reference frequency correction and timing correction using transceiver feedback
WO2012037704A1 (en) * 2010-09-21 2012-03-29 Telefonaktiebolaget L M Ericsson (Publ) Air-interface timing synchronization sharing
CN102685874B (zh) * 2012-04-12 2018-11-23 南京中兴新软件有限责任公司 一种多个接入点间偏差校准方法、系统和装置
JP5314171B1 (ja) 2012-04-20 2013-10-16 パナソニック株式会社 基地局装置、通信システム、及び同期方法
WO2016157657A1 (ja) * 2015-04-03 2016-10-06 株式会社Ｎｔｔドコモ ユーザ装置及び基地局
CN110035491B (zh) * 2018-01-11 2020-06-19 维沃移动通信有限公司 一种同步指示方法和设备

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US5440561A (en) * 1991-09-30 1995-08-08 Motorola, Inc. Method for establishing frame synchronization within a TDMA communication system
FR2695776B1 (fr) * 1992-09-15 1994-10-14 Alcatel Radiotelephone Procédé de transmission d'une information d'avance temporelle à un mobile évoluant dans des cellules d'un réseau GSM à BTS asynchrones.
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
US5870427A (en) * 1993-04-14 1999-02-09 Qualcomm Incorporated Method for multi-mode handoff using preliminary time alignment of a mobile station operating in analog mode
EP0659326B1 (en) * 1993-06-14 2002-09-04 Telefonaktiebolaget Lm Ericsson Time alignment of transmission in a down-link of a cdma system
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US5594718A (en) * 1995-03-30 1997-01-14 Qualcomm Incorporated Method and apparatus for providing mobile unit assisted hard handoff from a CDMA communication system to an alternative access communication system
JP2785789B2 (ja) * 1996-02-09 1998-08-13 日本電気株式会社 ディジタル移動通信システム
US5978679A (en) * 1996-02-23 1999-11-02 Qualcomm Inc. Coexisting GSM and CDMA wireless telecommunications networks
US6026301A (en) * 1996-12-17 2000-02-15 Northern Telecom Limited Method for hard handoff in a CDMA cellular environment
US6526039B1 (en) * 1998-02-12 2003-02-25 Telefonaktiebolaget Lm Ericsson Method and system for facilitating timing of base stations in an asynchronous CDMA mobile communications system

Also Published As

Publication number Publication date
JP2002524967A (ja) 2002-08-06
DE69904063T2 (de) 2003-07-31
CN1324531A (zh) 2001-11-28
GB9819482D0 (en) 1998-10-28
EP1112627A1 (en) 2001-07-04
BRPI9913452B1 (pt) 2016-10-25
AU5440899A (en) 2000-03-27
WO2000014907A1 (en) 2000-03-16
CN1127819C (zh) 2003-11-12
US7024194B1 (en) 2006-04-04
ATE228283T1 (de) 2002-12-15
DE69904063D1 (de) 2003-01-02
ES2188221T3 (es) 2003-06-16
JP4384358B2 (ja) 2009-12-16
EP1112627B1 (en) 2002-11-20

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Legal Events

Date Code Title Description
B25A Requested transfer of rights approved

Owner name: QUALCOMM INCORPORATED (US)

Free format text: TRANSFERIDO DE: NOKIA NETWORKS OY

B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]

Free format text: INDEFIRO O PEDIDO DE ACORDO COM O ART. 25 DA LPI E ART .8O COMBINADO COM ART. 13 DA LPI

B15K Others concerning applications: alteration of classification

Free format text: AS CLASSIFICACOES ANTERIORES ERAM: H04B 7/26 , H04W 56/00 , H04W 36/34

Ipc: H04W 36/34 (2009.01), H04W 56/00 (2009.01)

B12B Appeal against refusal [chapter 12.2 patent gazette]
B15K Others concerning applications: alteration of classification

Free format text: AS CLASSIFICACOES ANTERIORES ERAM: H04W 36/34 , H04W 56/00

Ipc: H04B 7/26 (2006.01), H04W 56/00 (2009.01), H04J 13

B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 25/10/2016, OBSERVADAS AS CONDICOES LEGAIS.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE A 23A ANUIDADE.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2686 DE 28-06-2022 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.