ATE174168T1 - Scheduler für simultanübertragung - Google Patents

Scheduler für simultanübertragung

Info

Publication number
ATE174168T1
ATE174168T1 AT91917662T AT91917662T ATE174168T1 AT E174168 T1 ATE174168 T1 AT E174168T1 AT 91917662 T AT91917662 T AT 91917662T AT 91917662 T AT91917662 T AT 91917662T AT E174168 T1 ATE174168 T1 AT E174168T1
Authority
AT
Austria
Prior art keywords
selective call
simulcast
time
message
schedulers
Prior art date
Application number
AT91917662T
Other languages
English (en)
Inventor
Robert De Wayne Fennell
David Royce Petreye
Original Assignee
Motorola 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
Application filed by Motorola Inc filed Critical Motorola Inc
Application granted granted Critical
Publication of ATE174168T1 publication Critical patent/ATE174168T1/de

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
    • 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)
  • Mobile Radio Communication Systems (AREA)
  • Radio Relay Systems (AREA)
  • Transmitters (AREA)
  • Radio Transmission System (AREA)
AT91917662T 1990-12-24 1991-09-20 Scheduler für simultanübertragung ATE174168T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/632,575 US5287550A (en) 1990-12-24 1990-12-24 Simulcast scheduler

Publications (1)

Publication Number Publication Date
ATE174168T1 true ATE174168T1 (de) 1998-12-15

Family

ID=24536075

Family Applications (1)

Application Number Title Priority Date Filing Date
AT91917662T ATE174168T1 (de) 1990-12-24 1991-09-20 Scheduler für simultanübertragung

Country Status (8)

Country Link
US (2) US5287550A (de)
EP (1) EP0557298B1 (de)
JP (1) JPH06502749A (de)
KR (1) KR960015848B1 (de)
AT (1) ATE174168T1 (de)
CA (1) CA2097805C (de)
DE (1) DE69130573T2 (de)
WO (1) WO1992011707A1 (de)

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ES2149782T3 (es) * 1992-01-10 2000-11-16 Nec Corp Sistema de buscapersonas por radio de transmision simultanea.
EP0642717A4 (de) * 1992-05-29 1995-09-20 Motorola Inc Verfahren und einrichtung zur synchronisierung eines gleichwellenfunksystems.
US6308077B1 (en) * 1992-10-02 2001-10-23 Motorola, Inc. Apparatus and method for providing synchronization of base-stations in a communication system
GB2271248B (en) * 1992-10-05 1997-04-02 Motorola Inc Simulcast transmission system
US5854793A (en) * 1992-10-26 1998-12-29 Eon Corporation GPS synchronization of CTS transmitters for an interactive network
US5590403A (en) * 1992-11-12 1996-12-31 Destineer Corporation Method and system for efficiently providing two way communication between a central network and mobile unit
US5542119A (en) * 1993-02-26 1996-07-30 Motorola, Inc. Method for selecting a highest quality signal for retransmission by base sites in a simulcast communication system
CN1054244C (zh) * 1993-07-12 2000-07-05 Ntt移动通信网株式会社 一种联播相位同步系统
GB9315353D0 (en) * 1993-07-23 1993-09-08 British Telecomm Testing telecommunications equipment
US5481258A (en) * 1993-08-11 1996-01-02 Glenayre Electronics, Inc. Method and apparatus for coordinating clocks in a simulcast network
EP0656732A1 (de) * 1993-12-03 1995-06-07 Firma Erika Köchler Verfahren und Netzwerk zur lokalen und globalen Funkrufübertragung
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
US5774787A (en) * 1994-12-05 1998-06-30 Motorola, Inc. Interference mitigation system for protecting radio astronomy and method of using same
US5535215A (en) * 1995-05-01 1996-07-09 Motorola, Inc. Method and apparatus for providing control channels and message channels in a radio communication system
EP0743800A3 (de) * 1995-05-17 1999-01-27 NEC Corporation Funkrufsystem zum Anruf von Empfängern mit verschiedenen Bitraten und effiziente Nutzung der Funkkanäle
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
US5604733A (en) * 1995-08-22 1997-02-18 Motorola, Inc. Dynamic time slot alignment in a digital radio communication system
US5675629A (en) * 1995-09-08 1997-10-07 At&T Cordless cellular system base station
US5911120A (en) 1995-09-08 1999-06-08 At&T Wireless Services Wireless communication system having mobile stations establish a communication link through the base station without using a landline or regional cellular network and without a call in progress
US5842134A (en) * 1995-09-28 1998-11-24 Ericsson Inc. Auto-alignment of clear voice and low speed digital data signals in a simulcast system
DE19537712A1 (de) * 1995-10-10 1997-04-17 Rtl Plus Deutschland Fernsehen Satelliten-Kommunikationssystem
US6011977A (en) * 1995-11-30 2000-01-04 Ericsson Inc. RF simulcasting system with dynamic wide-range automatic synchronization
KR100193813B1 (ko) * 1995-12-28 1999-06-15 윤종용 페이징 데이타의 송출 장치 및 방법
US5732357A (en) * 1996-02-21 1998-03-24 Glenayre Electronics, Inc. Selective simulcast paging system
US5896560A (en) * 1996-04-12 1999-04-20 Transcrypt International/E. F. Johnson Company Transmit control system using in-band tone signalling
US6049720A (en) * 1996-04-12 2000-04-11 Transcrypt International / E.F. Johnson Company Link delay calculation and compensation system
US5991309A (en) * 1996-04-12 1999-11-23 E.F. Johnson Company Bandwidth management system for a remote repeater network
WO1997042718A1 (en) * 1996-05-03 1997-11-13 Ghz Equipment Company, Inc. Broadcast system with band reuse
JP3560423B2 (ja) * 1996-09-17 2004-09-02 松下電器産業株式会社 パケット送受信装置及びパケット受信装置
DE19705817A1 (de) * 1997-02-15 1998-08-20 Rohde & Schwarz Funkrufsystem für mobile Empfänger
KR100211581B1 (ko) * 1997-05-10 1999-08-02 윤종용 Gps 수신기로부터의 기준클럭신호 지연회로를 이용한 페이징 시스템의 호데이타 송출방법
US6085102A (en) * 1997-08-29 2000-07-04 Motorola, Inc. Method and apparatus for providing coverage in a selective messaging system
US6469991B1 (en) 1997-10-14 2002-10-22 Lucent Technologies Inc. Method for overload control in a multiple access system for communication networks
US6061574A (en) * 1997-10-28 2000-05-09 Motorola, Inc. Method and apparatus in a wireless communication system for reducing errors caused by intersymbol interference during a simulcast transmission
US6078821A (en) * 1998-02-25 2000-06-20 Motorola, Inc. Cordless radiotelephone system having an extendable geographic coverage area and method therefor
US8050198B2 (en) * 1999-05-24 2011-11-01 Qualcomm Incorporated Method and system for scheduling data transmission in communication systems
US6449490B1 (en) * 1999-05-24 2002-09-10 Qualcomm Incorporated Transmitter directed code division multiple access system using path diversity to equitably maximize throughput
US6980592B1 (en) * 1999-12-23 2005-12-27 Agere Systems Inc. Digital adaptive equalizer for T1/E1 long haul transceiver
US7099886B2 (en) * 2000-07-20 2006-08-29 Microsoft Corporation Method and apparatus for identifying programming object attributes
US8340056B2 (en) * 2009-09-25 2012-12-25 Meteorcomm Llc Systems and methods for interoperability positive train control

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DE3127566C2 (de) * 1981-07-11 1984-03-08 Rohde & Schwarz GmbH & Co KG, 8000 München Antennenanpasseinrichtung für einen nach dem Frequenzsprung-Verfahren arbeitenden Hochfrequenzsender
JPS58111784A (ja) * 1981-12-25 1983-07-02 Nec Corp 時刻の遠隔較正方式
US4516269A (en) * 1982-12-10 1985-05-07 Michigan Consolidated Gas Company Automatic equalization for a simulcast communication system
US4506384A (en) * 1982-12-20 1985-03-19 Motorola, Inc. Synchronized, multitransmitter, single frequency paging system
GB2177244B (en) * 1985-06-26 1988-08-17 Multitone Electronics Plc Paging system
US4696052A (en) * 1985-12-31 1987-09-22 Motorola Inc. Simulcast transmitter apparatus having automatic synchronization capability
US4696051A (en) * 1985-12-31 1987-09-22 Motorola Inc. Simulcast transmission system having automtic synchronization
US4850032A (en) * 1987-11-18 1989-07-18 Motorola, Inc. Simulcast data communications system
JP2615753B2 (ja) * 1988-02-10 1997-06-04 日本電気株式会社 自動位相調整方式
US4918437A (en) * 1988-10-13 1990-04-17 Motorola, Inc. High data rate simulcast communication system
US4968966A (en) * 1988-10-13 1990-11-06 Motorola, Inc. High data rate simulcast communication system
US5003617A (en) * 1988-10-21 1991-03-26 Motorola, Inc. Simulcast broadcasting system and method
US4972439A (en) * 1989-01-19 1990-11-20 Motorola, Inc. Active signalling transmitter control
US5060240A (en) * 1989-02-14 1991-10-22 Motorola, Inc. Simulcast system and channel unit
US5117503A (en) * 1989-10-02 1992-05-26 Motorola, Inc. Directional antenna arrangement method for simulcast broadcasting
US5121503A (en) * 1989-11-06 1992-06-09 Motorola, Inc. Satellite signaling system having a signal beam with a variable beam area
US5010317A (en) * 1989-11-30 1991-04-23 Motorola, Inc. Satellite based simulcast paging system
US5038403A (en) * 1990-01-08 1991-08-06 Motorola, Inc. Simulcast system with minimal delay dispersion and optimal power contouring
US5014344A (en) * 1990-03-19 1991-05-07 Motorola, Inc. Method for synchronizing the transmissions in a simulcast transmission system
WO1992013417A1 (en) * 1991-01-28 1992-08-06 Motorola, Inc. Simulcast transmission system having predetermined launch times

Also Published As

Publication number Publication date
DE69130573D1 (de) 1999-01-14
US5335357A (en) 1994-08-02
CA2097805C (en) 1998-05-12
KR960015848B1 (ko) 1996-11-22
EP0557298A1 (de) 1993-09-01
CA2097805A1 (en) 1992-06-25
US5287550A (en) 1994-02-15
EP0557298A4 (en) 1994-09-14
KR930703751A (ko) 1993-11-30
EP0557298B1 (de) 1998-12-02
WO1992011707A1 (en) 1992-07-09
JPH06502749A (ja) 1994-03-24
DE69130573T2 (de) 1999-07-29

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Legal Events

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RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties