DE69218023T2 - Zellulares Telefonsatellitensystem - Google Patents

Zellulares Telefonsatellitensystem

Info

Publication number
DE69218023T2
DE69218023T2 DE69218023T DE69218023T DE69218023T2 DE 69218023 T2 DE69218023 T2 DE 69218023T2 DE 69218023 T DE69218023 T DE 69218023T DE 69218023 T DE69218023 T DE 69218023T DE 69218023 T2 DE69218023 T2 DE 69218023T2
Authority
DE
Germany
Prior art keywords
cellular telephone
satellite system
telephone satellite
cellular
telephone
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE69218023T
Other languages
English (en)
Other versions
DE69218023D1 (de
Inventor
Michael Horstein
Peter H Cress
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Northrop Grumman Corp
Original Assignee
TRW 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=24764317&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69218023(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by TRW Inc filed Critical TRW Inc
Application granted granted Critical
Publication of DE69218023D1 publication Critical patent/DE69218023D1/de
Publication of DE69218023T2 publication Critical patent/DE69218023T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64G—COSMONAUTICS; VEHICLES OR EQUIPMENT THEREFOR
    • B64G1/00—Cosmonautic vehicles
    • B64G1/10—Artificial satellites; Systems of such satellites; Interplanetary vehicles
    • B64G1/1085—Swarms and constellations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64G—COSMONAUTICS; VEHICLES OR EQUIPMENT THEREFOR
    • B64G1/00—Cosmonautic vehicles
    • B64G1/10—Artificial satellites; Systems of such satellites; Interplanetary vehicles
    • B64G1/1007—Communications satellites
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64G—COSMONAUTICS; VEHICLES OR EQUIPMENT THEREFOR
    • B64G1/00—Cosmonautic vehicles
    • B64G1/22—Parts of, or equipment specially adapted for fitting in or to, cosmonautic vehicles
    • B64G1/24—Guiding or controlling apparatus, e.g. for attitude control
    • B64G1/242—Orbits and trajectories
    • 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
    • H04B7/195—Non-synchronous stations
DE69218023T 1991-04-22 1992-01-30 Zellulares Telefonsatellitensystem Expired - Fee Related DE69218023T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US68841291A 1991-04-22 1991-04-22

Publications (2)

Publication Number Publication Date
DE69218023D1 DE69218023D1 (de) 1997-04-17
DE69218023T2 true DE69218023T2 (de) 1997-07-10

Family

ID=24764317

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69218023T Expired - Fee Related DE69218023T2 (de) 1991-04-22 1992-01-30 Zellulares Telefonsatellitensystem

Country Status (3)

Country Link
EP (1) EP0510789B1 (de)
JP (1) JPH05102920A (de)
DE (1) DE69218023T2 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5439190A (en) * 1991-04-22 1995-08-08 Trw Inc. Medium-earth-altitude satellite-based cellular telecommunications
US5433726A (en) * 1991-04-22 1995-07-18 Trw Inc. Medium-earth-altitude satellite-based cellular telecommunications system
CA2078932C (en) * 1991-10-10 2003-12-02 Robert A. Wiedeman Satellite telecommunications system using network coordinating gateways operative with a terrestrial communication system
US5386953A (en) * 1991-11-08 1995-02-07 Calling Communications Corporation Spacecraft designs for satellite communication system
JP2706600B2 (ja) * 1992-05-28 1998-01-28 ティアールダブリュー インコーポレイテッド 中間地球高度のサテライトをベースとするセル式遠隔通信システム
US5788187A (en) * 1992-06-02 1998-08-04 Mobile Communications Holdings, Inc. Elliptical orbit satellite, system, and deployment with controllable coverage characteristics
US5931417A (en) * 1992-06-02 1999-08-03 Mobile Communications Holdings, Inc. Non-geostationary orbit satellite constellation for continuous coverage of northern latitudes above 25° and its extension to global coverage tailored to the distribution of populated land masses on earth
US5582367A (en) * 1992-06-02 1996-12-10 Mobile Communications Holdings, Inc. Elliptical orbit satellite, system, and deployment with controllable coverage characteristics
JP3002077B2 (ja) * 1993-08-12 2000-01-24 ケイディディ株式会社 周回衛星を用いる移動体衛星通信システム
TW239242B (en) * 1994-03-28 1995-01-21 Leo One Ip L L C Satellite system using equatorial & polar orbit relays
US6400926B1 (en) * 1994-06-22 2002-06-04 Ericsson Ge Mobile Communications Inc. Radiocommunication system using geostationary and non-geostationary satellites
FR2735303A1 (fr) * 1995-06-12 1996-12-13 Alcatel Espace Systeme de communication par satellites a defilement, satellite, station et terminal y inclus
EP0851628A1 (de) 1996-12-23 1998-07-01 ICO Services Ltd. Schlüsselverteilung für mobiles Funknetz
GB2319696B (en) 1996-11-20 2001-08-01 Internat Mobile Satellite Orga Communication method and apparatus
US5887257A (en) * 1996-12-05 1999-03-23 Motorola, Inc. Hybrid constellation satellite comunication systems and methods with efficient signaling and control
EP0858176A1 (de) 1997-02-05 1998-08-12 ICO Services Ltd. Verfahren zur Herstellung einer Abbildung von elektromagnetischer Strahlung und seine Anwendung in einem mobilen Satellitentelefonsystem
EP0869628A1 (de) 1997-04-01 1998-10-07 ICO Services Ltd. Übergreifung zwischen Telekommunikationsnetzen
JP3153496B2 (ja) 1997-05-21 2001-04-09 株式会社日立製作所 天頂方向での滞在時間が長い人工衛星を用いた通信サービス提供方法
EP0890907B1 (de) 1997-07-11 2000-06-14 ICO Services Ltd. Web-Zugang für Benutzer in einem Fahrzeug
US6560461B1 (en) 1997-08-04 2003-05-06 Mundi Fomukong Authorized location reporting paging system
EP0954117A1 (de) 1998-04-30 1999-11-03 ICO Services Ltd. Übertragungsqualitätsberichtsystem
FR2812726B1 (fr) * 2000-08-02 2004-06-04 Cit Alcatel Constellation de mesure de vitesses de vent atmospheriques par un lidar doppler
US10053241B2 (en) * 2016-12-01 2018-08-21 The Boeing Company Systems and methods for multi-spacecraft distributed ascent

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3349398A (en) * 1964-08-27 1967-10-24 Itt Satellite communication system
US3340531A (en) * 1964-10-05 1967-09-05 Martin Marietta Corp Satellite communication system
US3384891A (en) * 1965-02-11 1968-05-21 Gen Electric Method and system for long distance navigation and communication
US3497807A (en) * 1966-08-31 1970-02-24 Us Navy Multipurpose satellite system
JPS4825018A (de) * 1971-08-04 1973-04-02
US4189675A (en) * 1978-05-30 1980-02-19 Nasa Satellite personal communications system
JPS5669110A (en) * 1979-11-12 1981-06-10 Hotta Sanehiro Manufacture of natural stoneelike artificial stone
DE3607931A1 (de) * 1986-03-11 1987-09-17 Siemens Ag Fernmeldesatellitensystem auf quasistationaeren bahnen
US4872015A (en) * 1986-12-01 1989-10-03 Hughes Aircraft Company Satellite communications system for mobile users
JPS63219243A (ja) * 1987-10-23 1988-09-12 Nec Corp 交差偏波補償回路
FR2628274B1 (fr) * 1988-03-02 1990-08-10 Centre Nat Etd Spatiales Systeme de communications avec des mobiles a l'aide de satellites
IL91529A0 (en) * 1988-10-28 1990-04-29 Motorola Inc Satellite cellular telephone and data communication system

Also Published As

Publication number Publication date
JPH05102920A (ja) 1993-04-23
DE69218023D1 (de) 1997-04-17
EP0510789B1 (de) 1997-03-12
EP0510789A1 (de) 1992-10-28

Similar Documents

Publication Publication Date Title
DE69218023T2 (de) Zellulares Telefonsatellitensystem
ATA13192A (de) Funktelefon
FI925387A (fi) Soekarrangemang i centralsystem foer cellulaer mobiltelefoni
FI924090A (fi) Krypteringssystem foer mobiltelefon
DE69327227D1 (de) Antennensystem
FI923693A0 (fi) Radiotelefonens bruksystem.
FI932900A0 (fi) Mobila kommunikationssystem
FI950453A (fi) Puhelunsiirto solukkojärjestelmien sisällä
NO981980D0 (no) Cellulµrt telefonsystem
DE69225213D1 (de) Schnurloses Telephonsystem
DE4192652T1 (de) Digitales Funk-Telefonsystem
DE69212807T2 (de) Antennensystem
NO933769D0 (no) Radio-celle telefonsystem
FI921316A (fi) Digitaliskt radiotelefonnaet
FI956148A0 (fi) Digitaalinen radioliikennelaitteisto
DE69231714D1 (de) Digitales Kommunikationssystem
FI934564A (fi) Digital radiomottagare
ATA86693A (de) Zellulares zeitschlitz-funksystem
DE69319034T2 (de) Schnurloses Telefonsystem
ATA6992A (de) Funktelefon
DE69427682T2 (de) Digitales Funkkommunikationssystem
DE69315097D1 (de) Funkkommunikationssystem
DE69130618T2 (de) Fernsprechvermittlungssystem
ATA65993A (de) Telefonanlage
NO933496D0 (no) Mobiltelefon

Legal Events

Date Code Title Description
8363 Opposition against the patent
8327 Change in the person/name/address of the patent owner

Owner name: NORTHROP GRUMMAN CORP. (N.D.GES.D.STAATES DELAWARE

8339 Ceased/non-payment of the annual fee