SE470037C - Anordning vid mobila telekommunikationssystem för att möjliggöra synkronisering av basstationernas sändare - Google Patents

Anordning vid mobila telekommunikationssystem för att möjliggöra synkronisering av basstationernas sändare

Info

Publication number
SE470037C
SE470037C SE9203137A SE9203137A SE470037C SE 470037 C SE470037 C SE 470037C SE 9203137 A SE9203137 A SE 9203137A SE 9203137 A SE9203137 A SE 9203137A SE 470037 C SE470037 C SE 470037C
Authority
SE
Sweden
Prior art keywords
time
time information
base stations
real
clock
Prior art date
Application number
SE9203137A
Other languages
English (en)
Swedish (sv)
Other versions
SE9203137D0 (sv
SE9203137L (sv
SE470037B (sv
Inventor
M Radojevic
S Carlsson
G Nilsson
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Priority to SE9203137A priority Critical patent/SE470037C/sv
Publication of SE9203137D0 publication Critical patent/SE9203137D0/xx
Priority to TW082107979A priority patent/TW279295B/zh
Priority to AT93924247T priority patent/ATE214526T1/de
Priority to JP51094894A priority patent/JP3471016B2/ja
Priority to EP93924247A priority patent/EP0667069B1/de
Priority to US08/411,630 priority patent/US5809426A/en
Priority to CA002145998A priority patent/CA2145998A1/en
Priority to AU53797/94A priority patent/AU676226B2/en
Priority to PCT/SE1993/000849 priority patent/WO1994010768A1/en
Priority to DE69331701T priority patent/DE69331701T2/de
Publication of SE9203137L publication Critical patent/SE9203137L/
Publication of SE470037B publication Critical patent/SE470037B/sv
Priority to KR1019930022281A priority patent/KR100297010B1/ko
Priority to CN93119415A priority patent/CN1051890C/zh
Publication of SE470037C publication Critical patent/SE470037C/sv

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/155—Ground-based stations
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/65—Arrangements characterised by transmission systems for broadcast
    • H04H20/67—Common-wave systems, i.e. using separate transmitters operating on substantially the same frequency
    • 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
    • H04B7/2693—Centralised synchronisation, i.e. using external universal time reference, e.g. by using a global positioning system [GPS] or by distributing time reference over the wireline network
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Electric Clocks (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
  • Information Transfer Systems (AREA)
SE9203137A 1992-10-27 1992-10-27 Anordning vid mobila telekommunikationssystem för att möjliggöra synkronisering av basstationernas sändare SE470037C (sv)

Priority Applications (12)

Application Number Priority Date Filing Date Title
SE9203137A SE470037C (sv) 1992-10-27 1992-10-27 Anordning vid mobila telekommunikationssystem för att möjliggöra synkronisering av basstationernas sändare
TW082107979A TW279295B (de) 1992-10-27 1993-09-25
DE69331701T DE69331701T2 (de) 1992-10-27 1993-10-18 Anordnung in einem mobilen telekommunikationssystem zur synchronisation der sender der basisstationen
CA002145998A CA2145998A1 (en) 1992-10-27 1993-10-18 Arrangement in mobile telecommunications systems for providing for synchronization of the transmitters of the base stations
JP51094894A JP3471016B2 (ja) 1992-10-27 1993-10-18 複数の基地局の送信機を同期させる移動通信システムにおける配列
EP93924247A EP0667069B1 (de) 1992-10-27 1993-10-18 Anordnung in einem mobilen telekommunikationssystem zur synchronisation der sender der basisstationen
US08/411,630 US5809426A (en) 1992-10-27 1993-10-18 Arrangement in mobile telecommunications systems for providing synchronization of transmitters of base stations
AT93924247T ATE214526T1 (de) 1992-10-27 1993-10-18 Anordnung in einem mobilen telekommunikationssystem zur synchronisation der sender der basisstationen
AU53797/94A AU676226B2 (en) 1992-10-27 1993-10-18 Arrangement in mobile telecommunications systems for providing for synchronization of the transmitters of the base station
PCT/SE1993/000849 WO1994010768A1 (en) 1992-10-27 1993-10-18 Arrangement in mobile telecommunications systems for providing for synchronization of the transmitters of the base stations
KR1019930022281A KR100297010B1 (ko) 1992-10-27 1993-10-26 이동통신시스템내기지국송신기의동기화를제공하기위한장치
CN93119415A CN1051890C (zh) 1992-10-27 1993-10-26 移动电信***中用于提供基地台发射机同步的装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9203137A SE470037C (sv) 1992-10-27 1992-10-27 Anordning vid mobila telekommunikationssystem för att möjliggöra synkronisering av basstationernas sändare

Publications (4)

Publication Number Publication Date
SE9203137D0 SE9203137D0 (sv) 1992-10-27
SE9203137L SE9203137L (sv) 1993-10-25
SE470037B SE470037B (sv) 1993-10-25
SE470037C true SE470037C (sv) 1995-04-10

Family

ID=20387570

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9203137A SE470037C (sv) 1992-10-27 1992-10-27 Anordning vid mobila telekommunikationssystem för att möjliggöra synkronisering av basstationernas sändare

Country Status (12)

Country Link
US (1) US5809426A (de)
EP (1) EP0667069B1 (de)
JP (1) JP3471016B2 (de)
KR (1) KR100297010B1 (de)
CN (1) CN1051890C (de)
AT (1) ATE214526T1 (de)
AU (1) AU676226B2 (de)
CA (1) CA2145998A1 (de)
DE (1) DE69331701T2 (de)
SE (1) SE470037C (de)
TW (1) TW279295B (de)
WO (1) WO1994010768A1 (de)

Families Citing this family (52)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4434552A1 (de) * 1994-09-28 1996-04-04 Philips Patentverwaltung Synchronisation von zentralen Funkeinrichtungen
US5727034A (en) * 1995-07-26 1998-03-10 Nokia Telecommunications Oy Apparatus and method for synchronizing base sites individually in a communication system
FR2739244B1 (fr) * 1995-09-26 1997-11-14 Alcatel Mobile Comm France Station de base pour systeme cellulaire de radiocommunications mobiles et systeme de synchronisation de telles stations de base
FR2752120B1 (fr) * 1996-08-01 1999-01-29 Sagem Systeme de communication a canal unique et emetteur pour un tel systeme
GB2320650B (en) * 1996-12-23 2001-09-26 Ericsson Telefon Ab L M Telecommunications systems
FR2760920B1 (fr) * 1997-03-12 2000-08-04 Sagem Procede de transmission de donnees entre des moyens de traitement de donnees et un reseau de radiocommunication et module et terminal mobile pour la mise en oeuvre du procede
US6332086B2 (en) * 1997-04-07 2001-12-18 Graham Avis Discontinuous receive operation in a wireless terminal
US6122264A (en) * 1997-09-29 2000-09-19 Lucent Technologies, Inc. Method for managing the transmission of competing information packets
JPH11146444A (ja) 1997-11-11 1999-05-28 Nec Corp 移動通信基地局網の同期確立システム
KR100501138B1 (ko) * 1998-02-20 2005-09-26 유티스타콤코리아 유한회사 이동통신 시스템용 이중화 시간/주파수 생성 카드의 기준 시간동기 장치
JP3440984B2 (ja) * 1998-03-18 2003-08-25 ソニー株式会社 情報処理装置および方法、並びに記録媒体
JP4267092B2 (ja) * 1998-07-07 2009-05-27 富士通株式会社 時刻同期方法
US6571111B1 (en) * 1998-08-05 2003-05-27 Compaq Computer Corporation Method and apparatus for reducing battery power consumption of transceivers in a communications network using an external generated timing signal
JP3260713B2 (ja) * 1998-12-21 2002-02-25 日本電気株式会社 無線基地局のプログラムダウンロード方式
JP2000333248A (ja) * 1999-05-14 2000-11-30 Mitsubishi Materials Corp 無線サーバ、基地無線機及び移動無線機
US7194688B2 (en) 1999-09-16 2007-03-20 Sharp Laboratories Of America, Inc. Audiovisual information management system with seasons
US7068746B1 (en) 2000-03-01 2006-06-27 Lucent Technologies Inc. Base station transceiver to radio network controller synchronization filtering function
BRPI0110066B1 (pt) * 2000-04-07 2015-06-23 Interdigital Tech Corp Sincronização de estações base para sistemas de comunicações sem fio
US8028314B1 (en) 2000-05-26 2011-09-27 Sharp Laboratories Of America, Inc. Audiovisual information management system
US7158505B2 (en) * 2000-08-04 2007-01-02 Interdigital Technology Corporation Periodic cell search
US8020183B2 (en) * 2000-09-14 2011-09-13 Sharp Laboratories Of America, Inc. Audiovisual management system
US6826244B2 (en) * 2001-02-27 2004-11-30 Interdigital Technology Corporation Initial cell search algorithm for 3G FDD wireless communication systems
US7904814B2 (en) 2001-04-19 2011-03-08 Sharp Laboratories Of America, Inc. System for presenting audio-video content
US10425135B2 (en) * 2001-04-26 2019-09-24 Genghiscomm Holdings, LLC Coordinated multipoint systems
US10931338B2 (en) 2001-04-26 2021-02-23 Genghiscomm Holdings, LLC Coordinated multipoint systems
CN102685836B (zh) 2001-08-14 2015-07-08 高通股份有限公司 用于无线网络连通性的方法和设备
US7474698B2 (en) 2001-10-19 2009-01-06 Sharp Laboratories Of America, Inc. Identification of replay segments
US7813311B2 (en) * 2002-02-05 2010-10-12 Interdigital Technology Corporation Method and apparatus for synchronizing base stations
US8214741B2 (en) 2002-03-19 2012-07-03 Sharp Laboratories Of America, Inc. Synchronization of video and data
US10644916B1 (en) 2002-05-14 2020-05-05 Genghiscomm Holdings, LLC Spreading and precoding in OFDM
US7657907B2 (en) 2002-09-30 2010-02-02 Sharp Laboratories Of America, Inc. Automatic user profiling
TWI413392B (zh) * 2002-10-29 2013-10-21 Interdigital Tech Corp 無線通信系統之基地台同步
US7006945B2 (en) 2003-01-10 2006-02-28 Sharp Laboratories Of America, Inc. Processing of video content
US7139225B2 (en) * 2003-03-27 2006-11-21 Qualcomm, Incorporated Virtual real-time clock based on time information from multiple communication systems
US20040202119A1 (en) * 2003-04-10 2004-10-14 Edge Stephen William Base station synchronization in a wireless network
US8949899B2 (en) 2005-03-04 2015-02-03 Sharp Laboratories Of America, Inc. Collaborative recommendation system
US7594245B2 (en) 2004-03-04 2009-09-22 Sharp Laboratories Of America, Inc. Networked video devices
US8356317B2 (en) 2004-03-04 2013-01-15 Sharp Laboratories Of America, Inc. Presence based technology
WO2006001074A1 (ja) * 2004-06-25 2006-01-05 Mitsubishi Denki Kabushiki Kaisha 基地局間時刻同期方法、タイミングマスタ装置、および基地局
US11431386B1 (en) 2004-08-02 2022-08-30 Genghiscomm Holdings, LLC Transmit pre-coding
US11184037B1 (en) 2004-08-02 2021-11-23 Genghiscomm Holdings, LLC Demodulating and decoding carrier interferometry signals
US7330122B2 (en) 2005-08-10 2008-02-12 Remotemdx, Inc. Remote tracking and communication device
US8689253B2 (en) 2006-03-03 2014-04-01 Sharp Laboratories Of America, Inc. Method and system for configuring media-playing sets
US7737841B2 (en) 2006-07-14 2010-06-15 Remotemdx Alarm and alarm management system for remote tracking devices
US8797210B2 (en) 2006-07-14 2014-08-05 Securealert, Inc. Remote tracking device and a system and method for two-way voice communication between the device and a monitoring center
US7936262B2 (en) 2006-07-14 2011-05-03 Securealert, Inc. Remote tracking system with a dedicated monitoring center
KR100923574B1 (ko) * 2007-08-07 2009-10-27 한국전자통신연구원 디지털 멀티미디어 방송 송출 시스템 및 방법
US8232876B2 (en) 2008-03-07 2012-07-31 Securealert, Inc. System and method for monitoring individuals using a beacon and intelligent remote tracking device
US8514070B2 (en) 2010-04-07 2013-08-20 Securealert, Inc. Tracking device incorporating enhanced security mounting strap
US10637705B1 (en) 2017-05-25 2020-04-28 Genghiscomm Holdings, LLC Peak-to-average-power reduction for OFDM multiple access
US10243773B1 (en) 2017-06-30 2019-03-26 Genghiscomm Holdings, LLC Efficient peak-to-average-power reduction for OFDM and MIMO-OFDM
WO2020242898A1 (en) 2019-05-26 2020-12-03 Genghiscomm Holdings, LLC Non-orthogonal multiple access

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US496052A (en) * 1893-04-25 friedel
US4696052A (en) * 1985-12-31 1987-09-22 Motorola Inc. Simulcast transmitter apparatus having automatic synchronization capability
US4742514A (en) * 1986-03-25 1988-05-03 Motorola, Inc. Method and apparatus for controlling a TDM communication device
US4850032A (en) * 1987-11-18 1989-07-18 Motorola, Inc. Simulcast data communications system
WO1992013417A1 (en) * 1991-01-28 1992-08-06 Motorola, Inc. Simulcast transmission system having predetermined launch times
FI920976A0 (fi) * 1992-03-05 1992-03-05 Tecnomen Oy Radiosynkroniseringsfoerfarande foer stoedstationer i ett simulcastingnaet.

Also Published As

Publication number Publication date
WO1994010768A1 (en) 1994-05-11
KR100297010B1 (ko) 2001-10-24
EP0667069A1 (de) 1995-08-16
DE69331701T2 (de) 2002-10-02
CN1051890C (zh) 2000-04-26
SE9203137D0 (sv) 1992-10-27
JPH08502866A (ja) 1996-03-26
AU676226B2 (en) 1997-03-06
SE9203137L (sv) 1993-10-25
CA2145998A1 (en) 1994-05-11
EP0667069B1 (de) 2002-03-13
KR940010557A (ko) 1994-05-26
CN1101188A (zh) 1995-04-05
SE470037B (sv) 1993-10-25
ATE214526T1 (de) 2002-03-15
AU5379794A (en) 1994-05-24
TW279295B (de) 1996-06-21
JP3471016B2 (ja) 2003-11-25
US5809426A (en) 1998-09-15
DE69331701D1 (de) 2002-04-18

Similar Documents

Publication Publication Date Title
SE470037C (sv) Anordning vid mobila telekommunikationssystem för att möjliggöra synkronisering av basstationernas sändare
FI84003B (fi) Anlaeggning med baerbara, snoerloesa telefonapparater.
US5799250A (en) Interface arrangement for connecting base stations to a private branch exchange
DE69322609D1 (de) Sprach/daten-funkkommunicationssystem
CA2177661C (en) Personal handy phone system
US6119016A (en) Synchronizing base stations in a wireless telecommunications system
KR20000045213A (ko) Cdma이동통신시스템기지국과이동국간고정된경로지연용인이존재할때이를보상히기위한기지국및그운용방법
WO1996001543A1 (en) Subscriber rf telephone system having distributed channel switching capability
EP0136167B1 (de) System zur Rufsignalübertragung für Funktelefonsystem
KR20060118607A (ko) 최소 음성/데이터 지연으로 역방향 채널 정보를시그널링하는 방법
US5918171A (en) Subscriber RF telephone system having distributed channel switching capability
US6167063A (en) Synchronization of wireless base stations by a service circuit in a telecommunication switching system
US6009085A (en) Arrangement for the synchronization of the radio transmission in a radiotelephone subscriber connection network
US20020019242A1 (en) Device and method for cordless transmission of telephone calls via a number of base stations to mobile dect telephones
JPH06303182A (ja) 局間位相同期方式およびこれに用いる装置
JPH0129104B2 (de)
JPH09307647A (ja) 発呼者情報通知システム
KR20000002926U (ko) 사설 교환기와 기지국 간의 동기화 장치
JPH02217027A (ja) 時分割多元接続用ガードタイム設定方式
Le-Ngoc et al. ISDN implementation for a point-to-multipoint subscriber radio system
JPS63280525A (ja) 自動位置登録方式
KR20000061354A (ko) 이동통신 시스템에서 통화 권역 확장장치
JPH09149459A (ja) 論理制御チャネル送信システム
JPS6068745A (ja) デイジタルデ−タ伝送路交換方式
JPH09271060A (ja) 着呼信号分岐方法及び装置

Legal Events

Date Code Title Description
NUG Patent has lapsed