NO317327B1 - Fremgangsmate og anordning ved punktstralelokalisering - Google Patents

Fremgangsmate og anordning ved punktstralelokalisering Download PDF

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Publication number
NO317327B1
NO317327B1 NO19980361A NO980361A NO317327B1 NO 317327 B1 NO317327 B1 NO 317327B1 NO 19980361 A NO19980361 A NO 19980361A NO 980361 A NO980361 A NO 980361A NO 317327 B1 NO317327 B1 NO 317327B1
Authority
NO
Norway
Prior art keywords
point
beams
receiver
transmitter
signal
Prior art date
Application number
NO19980361A
Other languages
English (en)
Norwegian (no)
Other versions
NO980361L (no
NO980361D0 (no
Inventor
Paul Febvre
Kevin Phillips
Original Assignee
Inmarsat Ltd
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 Inmarsat Ltd filed Critical Inmarsat Ltd
Publication of NO980361D0 publication Critical patent/NO980361D0/no
Publication of NO980361L publication Critical patent/NO980361L/no
Publication of NO317327B1 publication Critical patent/NO317327B1/no

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
    • H04B7/204—Multiple access
    • H04B7/2041—Spot beam multiple access
    • 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
    • H04B7/18545—Arrangements for managing station mobility, i.e. for station registration or localisation
    • H04B7/18547—Arrangements for managing station mobility, i.e. for station registration or localisation for geolocalisation of a station
    • H04B7/1855—Arrangements for managing station mobility, i.e. for station registration or localisation for geolocalisation of a station using a telephonic control signal, e.g. propagation delay variation, Doppler frequency variation, power variation, beam identification

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Radio Relay Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
NO19980361A 1995-07-28 1998-01-27 Fremgangsmate og anordning ved punktstralelokalisering NO317327B1 (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9515501A GB2303764A (en) 1995-07-28 1995-07-28 Communication with a mobile station in an unknown spot beam
PCT/GB1996/001842 WO1997005710A1 (fr) 1995-07-28 1996-07-26 Procede et dispositif de positionnement d'un faisceau etroit

Publications (3)

Publication Number Publication Date
NO980361D0 NO980361D0 (no) 1998-01-27
NO980361L NO980361L (no) 1998-03-17
NO317327B1 true NO317327B1 (no) 2004-10-11

Family

ID=10778411

Family Applications (1)

Application Number Title Priority Date Filing Date
NO19980361A NO317327B1 (no) 1995-07-28 1998-01-27 Fremgangsmate og anordning ved punktstralelokalisering

Country Status (9)

Country Link
US (1) US6522864B1 (fr)
EP (1) EP0843918B1 (fr)
JP (1) JPH11510016A (fr)
AU (1) AU6625096A (fr)
CA (1) CA2227700A1 (fr)
DE (1) DE69610502T2 (fr)
GB (1) GB2303764A (fr)
NO (1) NO317327B1 (fr)
WO (1) WO1997005710A1 (fr)

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GB2362298B (en) * 1996-12-06 2002-01-02 Immarsat Ltd Communication method and apparatus
GB2324680A (en) * 1997-04-26 1998-10-28 Ico Services Ltd Locating a radio communication unit
US6072786A (en) * 1997-06-12 2000-06-06 Ericsson Inc. Method for acquisition of spotbeam beacon frequency within a satellite communications system
EP0967739A1 (fr) 1998-06-24 1999-12-29 ICO Services Ltd. Mesure de la caractéristique d'une cellule en mode repos et transmission au central en début d'appel
US6515617B1 (en) 1998-09-01 2003-02-04 Hughes Electronics Corporation Method and system for position determination using geostationary earth orbit satellite
WO2000014902A2 (fr) * 1998-09-08 2000-03-16 Angel Technologies Corporation Reseau permettant d'assurer des communications sans fil au moyen d'une plate-forme atmospherique
EP1011209A1 (fr) * 1998-12-17 2000-06-21 ICO Services Ltd. Sélection de cellule dans un système de radiocommunication mobile en fonction de la qualité de réception
DE69903912D1 (de) * 1999-03-04 2002-12-19 Ico Services Ltd Erzeugung einer Liste Nachbarzellen in einer mobilen Satelliten Kommunikationsanordnung
US6765894B1 (en) * 1999-07-05 2004-07-20 Matsushita Electric Industrial Co, Ltd. Communication terminal apparatus and base station apparatus
GB2353159A (en) * 1999-08-10 2001-02-14 Ico Services Ltd Position determination in multi-beam satellite
US7215650B1 (en) * 1999-08-16 2007-05-08 Viasat, Inc. Adaptive data rate control for narrowcast networks
WO2001097405A1 (fr) * 2000-06-15 2001-12-20 Ico Services Ltd. Selection de cellules
US20020110094A1 (en) * 2001-02-13 2002-08-15 Reddy Naveen S. Spot beam hopping packet scheduler system
US20030134635A1 (en) * 2002-01-11 2003-07-17 Lane Daniel R. Intermediate frequency transponded payload implementation
GB2393357A (en) * 2002-09-23 2004-03-24 Inmarsat Ltd Routing of data packets in a hybrid satellite communication system
US8265549B2 (en) * 2004-05-18 2012-09-11 Atc Technologies, Llc Satellite communications systems and methods using radiotelephone
US8107875B2 (en) * 2006-09-26 2012-01-31 Viasat, Inc. Placement of gateways near service beams
US8538323B2 (en) * 2006-09-26 2013-09-17 Viasat, Inc. Satellite architecture
WO2008108885A2 (fr) * 2006-09-26 2008-09-12 Viasat, Inc. Systèmes de satellites à faisceaux étroits améliorés
US20090298423A1 (en) * 2006-10-03 2009-12-03 Viasat, Inc. Piggy-Back Satellite Payload
FR2928511B1 (fr) * 2008-03-05 2010-12-17 Eutelsat Procede d'etablissement de liaisons radiofrequences via un satellite multifaisceaux.
US9806789B2 (en) * 2010-04-06 2017-10-31 Samsung Electronics Co., Ltd. Apparatus and method for spatial division duplex (SDD) for millimeter wave communication system
US8805390B2 (en) * 2011-10-18 2014-08-12 Telefonaktiebolaget Lm Ericsson (Publ) Dynamic radio capabilities based upon available transport bandwidth
FR2997255B1 (fr) * 2012-10-18 2014-12-26 Thales Sa Systeme de telecommunication par satellite permettant d'assurer un trafic en etoile et un trafic maille
GB2513302A (en) 2013-04-15 2014-10-29 Inmarsat Global Ltd Transmitter positioning for satellite communications
US9553659B2 (en) 2013-05-07 2017-01-24 The Boeing Company Systems and methods for directing communication signals to mobile platforms
FR3043290B1 (fr) * 2015-10-30 2017-12-08 Thales Sa Procede et systeme pour changer de spot satellite
GB2551153A (en) * 2016-06-07 2017-12-13 Avanti Communications Group Plc Satellite communications
FR3076427B1 (fr) * 2017-12-28 2020-01-10 Thales Procede et systeme pour l'accrochage dun terminal dans un reseau satellitaire
US10965363B2 (en) * 2018-01-30 2021-03-30 British Telecommunications Public Limited Company Satellite telecommunication system

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Publication number Priority date Publication date Assignee Title
US4481670A (en) 1982-11-12 1984-11-06 Motorola, Inc. Method and apparatus for dynamically selecting transmitters for communications between a primary station and remote stations of a data communications system
US5303286A (en) * 1991-03-29 1994-04-12 Space Systems/Loral, Inc. Wireless telephone/satellite roaming system
US4868886A (en) * 1988-06-14 1989-09-19 Communication Satellite Corporation Combined global/spot beam configuration for satellite communications
US5239668A (en) * 1989-11-06 1993-08-24 Motorola, Inc. Satellite signalling system
JP3083363B2 (ja) 1991-09-20 2000-09-04 明星電気株式会社 コードレスボタン電話システムの着信方式
ATE182729T1 (de) * 1991-10-28 1999-08-15 Teledesic Llc Satellitenkommunikationssystem
US5548801A (en) * 1993-02-10 1996-08-20 Kokusai Denshin Denwa Kabushiki Kaisha System for determining and registering location of mobile terminal for communication system with non-geosynchronous satellites
JPH0787424B2 (ja) * 1993-06-30 1995-09-20 日本電気株式会社 バースト信号送信システム
JPH0746248A (ja) * 1993-07-30 1995-02-14 Toshiba Corp 無線通信システム
DE69519484T2 (de) 1994-01-11 2001-04-05 Ericsson Inc Positionsaufzeichnung für zellulare Kommunikationsanordnungen mit Satelliten
US5619209A (en) 1994-01-14 1997-04-08 Trw Inc. User paging for mobile satellite communications
GB2286739B (en) 1994-02-09 1996-08-07 Int Maritime Satellite Organiz Communication apparatus
JP2730484B2 (ja) * 1994-04-12 1998-03-25 日本電気株式会社 衛星通信方式
FR2721410B1 (fr) 1994-06-16 1996-07-26 Alcatel Espace Méthode et système de localisation d'équipements sol émetteurs à l'aide de satellites.
US5596333A (en) * 1994-08-31 1997-01-21 Motorola, Inc. Method and apparatus for conveying a communication signal between a communication unit and a base site
SE504715C2 (sv) 1994-09-19 1997-04-07 Mats Holger Goeran Hedstroem Övervakningssystem för registrering av stöldbegärlig utrustning via elnätet
GB2294614B (en) 1994-10-28 1999-07-14 Int Maritime Satellite Organiz Communication method and apparatus
GB2337663B (en) 1995-03-31 2000-02-16 Inmarsat Ltd Communication method and apparatus
US5812932A (en) * 1995-11-17 1998-09-22 Globalstar L.P. Mobile satellite user information request system and methods

Also Published As

Publication number Publication date
GB2303764A (en) 1997-02-26
CA2227700A1 (fr) 1997-02-13
EP0843918A1 (fr) 1998-05-27
JPH11510016A (ja) 1999-08-31
WO1997005710A1 (fr) 1997-02-13
EP0843918B1 (fr) 2000-09-27
DE69610502T2 (de) 2001-02-01
AU6625096A (en) 1997-02-26
US6522864B1 (en) 2003-02-18
NO980361L (no) 1998-03-17
DE69610502D1 (de) 2000-11-02
NO980361D0 (no) 1998-01-27
GB9515501D0 (en) 1995-09-27

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