FI941900A - Maantieteellisten alueiden suhteen selektiivinen, matalalla kiertoradalla oleviin satellitteihin perustuva hakulähetysjärjestelmä ja -menetelmä - Google Patents

Maantieteellisten alueiden suhteen selektiivinen, matalalla kiertoradalla oleviin satellitteihin perustuva hakulähetysjärjestelmä ja -menetelmä Download PDF

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Publication number
FI941900A
FI941900A FI941900A FI941900A FI941900A FI 941900 A FI941900 A FI 941900A FI 941900 A FI941900 A FI 941900A FI 941900 A FI941900 A FI 941900A FI 941900 A FI941900 A FI 941900A
Authority
FI
Finland
Prior art keywords
satellites
method based
broadcast system
geographical areas
low orbit
Prior art date
Application number
FI941900A
Other languages
English (en)
Swedish (sv)
Other versions
FI941900A0 (fi
Inventor
Michael W Frenzer
Robert J Locascio
Joan E Zocher
Dwight D Walther
Martin V Seitz
Christopher N Kurby
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
Publication of FI941900A0 publication Critical patent/FI941900A0/fi
Publication of FI941900A publication Critical patent/FI941900A/fi

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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
    • H04B7/185—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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
FI941900A 1992-08-24 1994-04-22 Maantieteellisten alueiden suhteen selektiivinen, matalalla kiertoradalla oleviin satellitteihin perustuva hakulähetysjärjestelmä ja -menetelmä FI941900A (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/933,550 US5396643A (en) 1992-08-24 1992-08-24 Geographic-area selective low-earth satellite-based paging broadcast system and method
PCT/US1993/007851 WO1994005093A1 (en) 1992-08-24 1993-08-23 Geographic-area selective low-earth satellite-based paging broadcast system and method

Publications (2)

Publication Number Publication Date
FI941900A0 FI941900A0 (fi) 1994-04-22
FI941900A true FI941900A (fi) 1994-04-22

Family

ID=25464159

Family Applications (1)

Application Number Title Priority Date Filing Date
FI941900A FI941900A (fi) 1992-08-24 1994-04-22 Maantieteellisten alueiden suhteen selektiivinen, matalalla kiertoradalla oleviin satellitteihin perustuva hakulähetysjärjestelmä ja -menetelmä

Country Status (12)

Country Link
US (1) US5396643A (fi)
EP (1) EP0609429A4 (fi)
JP (1) JPH07500717A (fi)
KR (1) KR970007607B1 (fi)
AU (1) AU665466B2 (fi)
BR (1) BR9305619A (fi)
CA (1) CA2120627A1 (fi)
ES (1) ES2094096B1 (fi)
FI (1) FI941900A (fi)
GB (1) GB2275802B (fi)
HU (1) HUT73127A (fi)
WO (1) WO1994005093A1 (fi)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5526404A (en) * 1991-10-10 1996-06-11 Space Systems/Loral, Inc. Worldwide satellite telephone system and a network coordinating gateway for allocating satellite and terrestrial gateway resources
US5604920A (en) * 1993-04-21 1997-02-18 Motorola, Inc. Satellite cellular telephone and data communication system
US5543813A (en) * 1993-08-12 1996-08-06 Kokusai Denshin Denwa Kabushiki Kaisha System for determining and registering location of mobile terminal for communication system with non-geosynchronous satellites
US5539921A (en) * 1994-09-23 1996-07-23 Motorola, Inc. Apparatus for reducing ring-alert power and method therefor
US5634190A (en) * 1995-06-06 1997-05-27 Globalstar L.P. Low earth orbit communication satellite gateway-to-gateway relay system
US5831545A (en) * 1995-08-25 1998-11-03 Motorola, Inc. Method and apparatus for adjusting a communication strategy in a radio communication system using location
CA2157209C (en) * 1995-08-30 2001-04-10 Robert Peach Repeaters for multibeam satellites
US5906337A (en) * 1995-10-03 1999-05-25 Trw Inc. Multiple altitude satellite relay system and method
US5566181A (en) * 1995-11-29 1996-10-15 Motorola, Inc. Method and system for establishing a communication using geographically distributed packet duplicators
US6073011A (en) * 1995-12-19 2000-06-06 Trw Inc. Communication satellite load balancing system and method
CA2165875C (en) * 1995-12-21 2001-03-13 Gary Beauchamp Intersatellite communications systems
US5732357A (en) * 1996-02-21 1998-03-24 Glenayre Electronics, Inc. Selective simulcast paging system
US6175720B1 (en) 1996-04-10 2001-01-16 Comsat Corporation Paging cells & paging time plans for non-geostationary satellite system
US5810297A (en) * 1996-04-29 1998-09-22 Basuthakur; Sibnath Satellite cluster attitude/orbit determination and control system and method
DE59701839D1 (de) * 1996-11-15 2000-07-13 Contraves Space Ag Zuerich Verfahren und Anordnung zur Positionshaltung eines geostationären Satellitenschwarms unter Benutzung einer optischen Satellitenverbindung
US6646542B1 (en) 1996-11-19 2003-11-11 Technology Patents, Llc Global paging system using packet-switched digital data network and remote country designation
US6128286A (en) * 1996-12-03 2000-10-03 Motorola, Inc. Method and apparatus for using the sidelobe of a long range antenna for a short range communication link
US5963846A (en) * 1997-03-31 1999-10-05 Motorola, Inc. Method and system for repeating pages
US6310893B1 (en) * 1998-06-17 2001-10-30 Genuity Inc. Method and system for connectionless communication in a cell relay satellite network
US6424831B1 (en) * 1999-03-30 2002-07-23 Qualcomm, Inc. Apparatus and method for paging a user terminal in a satellite communication system
CN107852228B (zh) * 2015-07-24 2021-03-09 高通股份有限公司 卫星通信位置报告和寻呼的方法及装置
US11871332B2 (en) * 2018-11-01 2024-01-09 Telefonaktiebolaget Lm Ericsson (Publ) Methods for tracking area management for moving RAN

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4879711A (en) * 1986-08-14 1989-11-07 Hughes Aircraft Company Satellite communications system employing frequency reuse
DE3706240A1 (de) * 1987-02-26 1988-09-08 Ant Nachrichtentech Verfahren und funkrufsystem zum selektiven uebermitteln von rufen an mobile teilnehmer
IL91529A0 (en) * 1988-10-28 1990-04-29 Motorola Inc Satellite cellular telephone and data communication system
CA2067809A1 (en) * 1989-11-06 1991-05-07 Walter Lee Davis Satellite signalling system having a signal beam with a variable beam area
US5239670A (en) * 1989-11-30 1993-08-24 Motorola, Inc. Satellite based global paging system
US5010317A (en) * 1989-11-30 1991-04-23 Motorola, Inc. Satellite based simulcast paging system
US5239671A (en) * 1990-11-13 1993-08-24 Pagemart, Inc. Simulcast satellite paging system with provision for signal interruption
CA2078932C (en) * 1991-10-10 2003-12-02 Robert A. Wiedeman Satellite telecommunications system using network coordinating gateways operative with a terrestrial communication system

Also Published As

Publication number Publication date
JPH07500717A (ja) 1995-01-19
US5396643A (en) 1995-03-07
ES2094096B1 (es) 1997-10-01
WO1994005093A1 (en) 1994-03-03
CA2120627A1 (en) 1994-03-03
KR970007607B1 (en) 1997-05-13
GB9407053D0 (en) 1994-06-22
ES2094096R (fi) 1997-01-16
HU9401160D0 (en) 1994-07-28
FI941900A0 (fi) 1994-04-22
AU5084093A (en) 1994-03-15
AU665466B2 (en) 1996-01-04
GB2275802B (en) 1996-05-22
HUT73127A (en) 1996-06-28
GB2275802A (en) 1994-09-07
ES2094096A2 (es) 1997-01-01
EP0609429A1 (en) 1994-08-10
EP0609429A4 (en) 1995-02-15
BR9305619A (pt) 1996-01-02

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