DE69216595T2 - Zellulares Kommunikationssystem beruhend auf Satelliten mittlerer Höhe - Google Patents

Zellulares Kommunikationssystem beruhend auf Satelliten mittlerer Höhe

Info

Publication number
DE69216595T2
DE69216595T2 DE69216595T DE69216595T DE69216595T2 DE 69216595 T2 DE69216595 T2 DE 69216595T2 DE 69216595 T DE69216595 T DE 69216595T DE 69216595 T DE69216595 T DE 69216595T DE 69216595 T2 DE69216595 T2 DE 69216595T2
Authority
DE
Germany
Prior art keywords
communication system
system based
cellular communication
medium altitude
altitude satellites
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 - Lifetime
Application number
DE69216595T
Other languages
English (en)
Other versions
DE69216595D1 (de
DE69216595T4 (de
Inventor
Michael Horstein
Peter H Cress
Roger J Rusch
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 Space and Mission Systems 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=25396777&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69216595(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
Publication of DE69216595T2 publication Critical patent/DE69216595T2/de
Application granted granted Critical
Publication of DE69216595T4 publication Critical patent/DE69216595T4/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H04B7/185—Space-based or airborne stations; Stations for satellite systems
    • H04B7/195—Non-synchronous stations
    • 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
    • B64G1/10—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
    • B64G1/22—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Radio Relay Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
DE69216595T 1992-05-28 1992-09-22 Zellulares Kommunikationssystem beruhend auf Satelliten mittlerer Höhe Expired - Lifetime DE69216595T4 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US89051092A 1992-05-28 1992-05-28

Publications (2)

Publication Number Publication Date
DE69216595T2 true DE69216595T2 (de) 1997-05-15
DE69216595T4 DE69216595T4 (de) 1997-07-10

Family

ID=25396777

Family Applications (3)

Application Number Title Priority Date Filing Date
DE69216595A Revoked DE69216595D1 (de) 1992-05-28 1992-09-22 Zellulares Kommunikationssystem beruhend auf Satelliten mittlerer Höhe
DE9218851U Expired - Lifetime DE9218851U1 (de) 1992-05-28 1992-09-22 Satellitenbasiertes zellulares Telekommunikationssystem für mittlere Erdumlaufbahnen
DE69216595T Expired - Lifetime DE69216595T4 (de) 1992-05-28 1992-09-22 Zellulares Kommunikationssystem beruhend auf Satelliten mittlerer Höhe

Family Applications Before (2)

Application Number Title Priority Date Filing Date
DE69216595A Revoked DE69216595D1 (de) 1992-05-28 1992-09-22 Zellulares Kommunikationssystem beruhend auf Satelliten mittlerer Höhe
DE9218851U Expired - Lifetime DE9218851U1 (de) 1992-05-28 1992-09-22 Satellitenbasiertes zellulares Telekommunikationssystem für mittlere Erdumlaufbahnen

Country Status (3)

Country Link
EP (2) EP0752762A3 (de)
JP (1) JP2706600B2 (de)
DE (3) DE69216595D1 (de)

Families Citing this family (16)

* 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
US5666648A (en) * 1993-11-09 1997-09-09 Leo One Ip, L.L.C. Polar relay system for satellite communication
TW239242B (en) * 1994-03-28 1995-01-21 Leo One Ip L L C Satellite system using equatorial & polar orbit relays
GB2293725B (en) 1994-07-22 1999-02-10 Int Maritime Satellite Organiz Satellite communication method and apparatus
WO1996012356A2 (en) * 1994-10-12 1996-04-25 Leo One Ip, L.L.C. Optimal coverage satellite system for a low earth orbit store-and-forward telecommunication network
FR2729025B1 (fr) * 1995-01-02 1997-03-21 Europ Agence Spatiale Procede et systeme de transmission de signaux radioelectriques via un reseau de satellites entre une station terrestre fixe et des terminaux mobiles d'usagers
US5845206A (en) * 1995-03-24 1998-12-01 Virtual Geosatellite Holdings, Inc. Elliptical satellite system which emulates the characteristics of geosynchronous satellites
FR2735303A1 (fr) * 1995-06-12 1996-12-13 Alcatel Espace Systeme de communication par satellites a defilement, satellite, station et terminal y inclus
US6223019B1 (en) * 1996-03-14 2001-04-24 Sirius Satellite Radio Inc. Efficient high latitude service area satellite mobile broadcasting systems
GB2319696B (en) 1996-11-20 2001-08-01 Internat Mobile Satellite Orga Communication method and apparatus
FR2741493B1 (fr) * 1996-12-03 1998-08-21 Europ Agence Spatiale Procede et systeme de transmission de signaux radioelectriques via un reseau de satellites entre une station terrestre fixe et des terminaux mobiles d'usagers
DE69702308T2 (de) 1997-07-11 2000-12-28 Ico Services Ltd Web-Zugang für Benutzer in einem Fahrzeug
JP6987760B2 (ja) * 2015-11-27 2022-01-05 テレサット カナダ グローバルカバレッジのための衛星システム及び方法
US10889388B2 (en) 2016-02-26 2021-01-12 Space Systems/Loral, Llc Inclined geosynchronous orbit spacecraft constellations
CN113078935B (zh) * 2020-01-03 2022-12-23 大唐移动通信设备有限公司 一种卫星基站切换的方法、终端、卫星基站及存储介质
CN114513246B (zh) * 2022-01-30 2024-04-16 北京天路砺成科技发展中心(有限合伙) 中轨中继通信组网卫星系统及通信方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0295291A (ja) * 1988-09-30 1990-04-06 Nec Corp 移動体衛星通信／測位システム
IL91529A0 (en) * 1988-10-28 1990-04-29 Motorola Inc Satellite cellular telephone and data communication system
EP0510789B1 (de) * 1991-04-22 1997-03-12 Trw Inc. Zellulares Telefonsatellitensystem

Also Published As

Publication number Publication date
DE69216595D1 (de) 1997-02-20
EP0752762A3 (de) 2002-03-06
JP2706600B2 (ja) 1998-01-28
EP0575678A1 (de) 1993-12-29
DE9218851U1 (de) 1995-10-05
EP0575678B1 (de) 1997-01-08
DE69216595T4 (de) 1997-07-10
EP0752762A2 (de) 1997-01-08
JPH06120878A (ja) 1994-04-28

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