SG46571A1 - Radio paging systems having a plurality of transmitter stations - Google Patents

Radio paging systems having a plurality of transmitter stations

Info

Publication number
SG46571A1
SG46571A1 SG1996006064A SG1996006064A SG46571A1 SG 46571 A1 SG46571 A1 SG 46571A1 SG 1996006064 A SG1996006064 A SG 1996006064A SG 1996006064 A SG1996006064 A SG 1996006064A SG 46571 A1 SG46571 A1 SG 46571A1
Authority
SG
Singapore
Prior art keywords
radio paging
paging systems
transmitter stations
stations
transmitter
Prior art date
Application number
SG1996006064A
Other languages
English (en)
Inventor
Yoshio Ichikawa
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
Publication of SG46571A1 publication Critical patent/SG46571A1/en

Links

Classifications

    • 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
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/185—Space-based or airborne stations; Stations for satellite systems
    • H04B7/1853—Satellite systems for providing telephony service to a mobile station, i.e. mobile satellite service
    • H04B7/18567—Arrangements for providing additional services to the basic mobile satellite telephony service
    • 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
    • H04B7/2625—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using common wave
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies
    • H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
    • H04W84/022—One-way selective calling networks, e.g. wide area paging

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Relay Systems (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
SG1996006064A 1992-01-10 1993-01-08 Radio paging systems having a plurality of transmitter stations SG46571A1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP297092 1992-01-10
JP12701692 1992-05-20
JP18020492 1992-07-08
JP18775392 1992-07-15

Publications (1)

Publication Number Publication Date
SG46571A1 true SG46571A1 (en) 1998-02-20

Family

ID=27453756

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1996006064A SG46571A1 (en) 1992-01-10 1993-01-08 Radio paging systems having a plurality of transmitter stations

Country Status (9)

Country Link
US (1) US5561701A (ko)
EP (1) EP0551126B1 (ko)
KR (1) KR960009927B1 (ko)
AU (1) AU663351B2 (ko)
CA (1) CA2087064C (ko)
DE (1) DE69329209T2 (ko)
ES (1) ES2149782T3 (ko)
HK (1) HK1010031A1 (ko)
SG (1) SG46571A1 (ko)

Families Citing this family (49)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995002932A1 (fr) * 1993-07-12 1995-01-26 Ntt Mobile Communications Network Inc. Systeme de synchronisation de phases interservices
GB2288951A (en) * 1994-04-25 1995-11-01 Cirkisys Technology Ltd Synchronising simulcast systems
FR2725860A1 (fr) * 1994-10-17 1996-04-19 Telediffusion Fse Procede et systeme de synchronisation d'un reseau de telecommunication
JP3192897B2 (ja) * 1994-12-02 2001-07-30 株式会社日立製作所 無線呼び出しシステム
WO1996020543A1 (en) * 1994-12-27 1996-07-04 Ericsson, Inc. Simulcast resynchronisation improvement using global positioning system
EP0743800A3 (en) * 1995-05-17 1999-01-27 NEC Corporation Paging system capable of calling pagers of different bit rates with efficient use of radio channels
JP2661589B2 (ja) * 1995-05-22 1997-10-08 日本電気株式会社 Ｇｐｓによるダイナミックキューイング方式
US5742907A (en) * 1995-07-19 1998-04-21 Ericsson Inc. Automatic clear voice and land-line backup alignment for simulcast system
KR0159665B1 (ko) * 1995-11-16 1998-12-01 김광호 페이징시스템의 동시방송을 위한 자동조정 지연회로 및 방법
US6011977A (en) * 1995-11-30 2000-01-04 Ericsson Inc. RF simulcasting system with dynamic wide-range automatic synchronization
JP2809179B2 (ja) * 1996-03-14 1998-10-08 日本電気株式会社 無線同報通信システム
US5896560A (en) * 1996-04-12 1999-04-20 Transcrypt International/E. F. Johnson Company Transmit control system using in-band tone signalling
WO1997039541A1 (en) * 1996-04-12 1997-10-23 E.F. Johnson Company Transmit control system using control tone signalling
US5991309A (en) * 1996-04-12 1999-11-23 E.F. Johnson Company Bandwidth management system for a remote repeater network
US6049720A (en) * 1996-04-12 2000-04-11 Transcrypt International / E.F. Johnson Company Link delay calculation and compensation system
US5970400A (en) * 1996-04-30 1999-10-19 Magellan Corporation Adjusting the timing and synchronization of a radio's oscillator with a signal from an SATPS satellite
US5937357A (en) * 1996-05-15 1999-08-10 Nec Corporation Network comprising base stations for selectivity calling mobile units by call radio signals of different bit rates in phase coincidence
DE19625219C1 (de) * 1996-06-24 1997-10-30 Siemens Ag Vorrichtung zur Kompensation der Signallaufzeitunterschiede von digitalen Übertragungseinrichtungen
DE19633786A1 (de) * 1996-08-22 1998-02-26 Bosch Gmbh Robert Verfahren zur Synchronisation von Funkzellen im Gleichwellenfunk und Funkstation
US5884170A (en) * 1996-09-24 1999-03-16 Ericsson, Inc. Subscriber feature controlled high penetration messaging
AU716041B2 (en) * 1996-09-27 2000-02-17 Tele-Ip Limited Event recording and analysis in telecommunications networks
AUPO264996A0 (en) * 1996-09-27 1996-10-24 Martin Communications Pty Ltd Event recording and analysis in telecommunication networks
GB2319696B (en) 1996-11-20 2001-08-01 Internat Mobile Satellite Orga Communication method and apparatus
US5864764A (en) * 1996-11-25 1999-01-26 Motorola, Inc. Infrastructure transceiver and method for configuration based on location information
US6332086B2 (en) * 1997-04-07 2001-12-18 Graham Avis Discontinuous receive operation in a wireless terminal
SG82573A1 (en) * 1997-04-28 2001-08-21 Motorola Inc Selective call receivers for receiving signals in synchronous communication systems
KR100211581B1 (ko) * 1997-05-10 1999-08-02 윤종용 Gps 수신기로부터의 기준클럭신호 지연회로를 이용한 페이징 시스템의 호데이타 송출방법
US6369705B1 (en) 1997-12-04 2002-04-09 Thom Kennedy Alarm monitoring and reporting system
JP3305644B2 (ja) * 1998-01-30 2002-07-24 株式会社エヌ・ティ・ティ・ドコモ 無線呼出符号化制御装置
JP3225915B2 (ja) * 1998-02-19 2001-11-05 株式会社デンソー 移動通信端末及び移動通信システム
SG55461A1 (en) * 1998-05-22 2002-06-18 Advent Television Ltd A network for broadcasting a digital signal
JP4267092B2 (ja) * 1998-07-07 2009-05-27 富士通株式会社 時刻同期方法
US8363757B1 (en) 1999-10-12 2013-01-29 Qualcomm Incorporated Method and apparatus for eliminating the effects of frequency offsets in a digital communication system
US6349116B1 (en) 1999-10-14 2002-02-19 Wherenet Corp. Data communication system harnessing frequency shift keyed magnetic field
US6853687B2 (en) 2000-01-12 2005-02-08 Wherenet Corp Proximity-based magnetic field generator for controlling operation of RF burst-transmitting tags of geolocation system
US6476719B2 (en) 2000-03-07 2002-11-05 Wherenet Corp. Ultra-sensitive magnetic field receiver capable of operating in high noise environments
WO2001067043A1 (en) * 2000-03-07 2001-09-13 Wherenet Corp Ultra-sensitive magnetic field receiver capable of operating in high noise environments
US6807146B1 (en) 2000-04-21 2004-10-19 Atheros Communications, Inc. Protocols for scalable communication system using overland signals and multi-carrier frequency communication
WO2001082543A2 (en) 2000-04-22 2001-11-01 Atheros Communications, Inc. Multi-carrier communication systems employing variable ofdm-symbol rates and number of carriers
JP3761863B2 (ja) * 2000-09-28 2006-03-29 三菱電機株式会社 無線基地局装置および無線通信方法
DE10105093A1 (de) * 2001-02-05 2002-08-08 Nokia Corp Paging-Verfahren und -System für ein Funkzugriffsnetz
US7369576B2 (en) * 2002-02-06 2008-05-06 Telcordia Technologies, Inc. Managing scanning and traffic in a network
DE10349476A1 (de) * 2003-10-21 2005-05-25 Siemens Ag Zeitgenaue Durchführung einer Mess- oder Steueraktion sowie Synchronisation mehrerer solcher Aktionen
US7760704B2 (en) 2004-06-29 2010-07-20 Interdigital Technology Corporation System and method for call routing and paging across different types of networks
US7336646B2 (en) * 2004-10-26 2008-02-26 Nokia Corporation System and method for synchronizing a transport stream in a single frequency network
US8254355B2 (en) 2008-09-17 2012-08-28 Airhop Communications, Inc. Method and apparatus for utilizing a second receiver to establish time and frequency
US8279908B2 (en) * 2008-12-31 2012-10-02 Ibiquity Digital Corporation Synchronization of separated platforms in an HD radio broadcast single frequency network
KR101818556B1 (ko) * 2009-07-15 2018-01-15 퀄컴 인코포레이티드 이면측 바디 연결을 가진 반도체-온-절연체
US8412475B1 (en) * 2009-12-23 2013-04-02 Southern Company Services, Inc. Pseudorandom binary discrete interval noise signal generation and injection on to the electric power grid

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3020176A1 (de) * 1980-05-28 1981-12-03 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Verfahren und anordnung zum zeitgleichen aussenden von nachrichten ueber mehrere gleichwellensender
SE435438B (sv) 1982-12-09 1984-09-24 Ericsson Telefon Ab L M Forfarande for instellning av radiosendare pa samtidig sendning
JPS5985147A (ja) 1982-11-05 1984-05-17 Matsushita Electric Ind Co Ltd 時刻指定選択呼出し方式
US4696052A (en) * 1985-12-31 1987-09-22 Motorola Inc. Simulcast transmitter apparatus having automatic synchronization capability
US4850032A (en) * 1987-11-18 1989-07-18 Motorola, Inc. Simulcast data communications system
US5287550A (en) * 1990-12-24 1994-02-15 Motorola, Inc. Simulcast scheduler
AU1342892A (en) * 1991-01-28 1992-08-27 Motorola, Inc. Simulcast transmission system having predetermined launch times
US5134407A (en) 1991-04-10 1992-07-28 Ashtech Telesis, Inc. Global positioning system receiver digital processing technique

Also Published As

Publication number Publication date
KR930017319A (ko) 1993-08-30
HK1010031A1 (en) 1999-06-11
EP0551126B1 (en) 2000-08-16
EP0551126A1 (en) 1993-07-14
DE69329209T2 (de) 2001-04-05
KR960009927B1 (ko) 1996-07-24
AU663351B2 (en) 1995-10-05
DE69329209D1 (de) 2000-09-21
AU3114393A (en) 1993-07-15
US5561701A (en) 1996-10-01
CA2087064A1 (en) 1993-07-11
CA2087064C (en) 1998-04-14
ES2149782T3 (es) 2000-11-16

Similar Documents

Publication Publication Date Title
SG46571A1 (en) Radio paging systems having a plurality of transmitter stations
GB2268359B (en) Mobile radio systems
GB8722026D0 (en) Radio broadcast communication systems
HK147196A (en) Radio paging communication system
GB2272133B (en) Radio system
IL101981A0 (en) Radio frequency communications system
GB2268371B (en) Radio communication systems
GB8601707D0 (en) Receiver for mobile communication systems
AU589336B2 (en) Radio paging receiver having a message protection capability
GB2277849B (en) Radio communication system
GB9316951D0 (en) Radio communication systems
AU5024993A (en) Radio paging receiver
GB2227908B (en) Radio receiver antenna systems
GB2262671B (en) Radio communication system
EP0592207A3 (en) A non-interfering frequency plan for cellular communication systems
GB9207093D0 (en) Radio receiver systems
GB9010580D0 (en) Radio receiver antenna systems
EP0531028A3 (en) Multi-transmitter wide-area cellular broadcast communication system
AU671306B2 (en) Radio paging receiver
HK1001017A1 (en) Radio paging receiver
GB9007927D0 (en) Radio communication systems
GB9318221D0 (en) Radio communication systems
AU4898793A (en) Radio paging receiver
GB8924598D0 (en) Radio receiver systems
GB8923293D0 (en) Radio communication systems