IS3435A7 - Fjarskiptakerfi fyrir hreyfanlega hluti, með notkun gervihnattar - Google Patents

Fjarskiptakerfi fyrir hreyfanlega hluti, með notkun gervihnattar

Info

Publication number
IS3435A7
IS3435A7 IS3435A IS3435A IS3435A7 IS 3435 A7 IS3435 A7 IS 3435A7 IS 3435 A IS3435 A IS 3435A IS 3435 A IS3435 A IS 3435A IS 3435 A7 IS3435 A7 IS 3435A7
Authority
IS
Iceland
Prior art keywords
telecommunications systems
motion components
satellite use
satellites
satellite
Prior art date
Application number
IS3435A
Other languages
English (en)
Other versions
IS1470B6 (is
Inventor
Dulck Jean-Francois
Original Assignee
Centre National D' Etudes Spatiales
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=9363829&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=IS3435(A7) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Centre National D' Etudes Spatiales filed Critical Centre National D' Etudes Spatiales
Publication of IS3435A7 publication Critical patent/IS3435A7/is
Publication of IS1470B6 publication Critical patent/IS1470B6/is

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/14Relay systems
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/14Relay systems
    • H04B7/15Active relay systems
    • H04B7/185Space-based or airborne stations; Stations for satellite systems
    • H04B7/18576Satellite systems for providing narrowband data service to fixed or mobile stations, e.g. using a minisatellite, a microsatellite
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/14Relay systems
    • H04B7/15Active relay systems
    • H04B7/185Space-based or airborne stations; Stations for satellite systems
    • H04B7/195Non-synchronous stations

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)
  • Radar Systems Or Details Thereof (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Transceivers (AREA)
IS3435A 1988-03-02 1989-02-20 Fjarskiptakerfi fyrir hreyfanlega hluti, með notkun gervihnattar IS1470B6 (is)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8802632A FR2628274B1 (fr) 1988-03-02 1988-03-02 Systeme de communications avec des mobiles a l'aide de satellites

Publications (2)

Publication Number Publication Date
IS3435A7 true IS3435A7 (is) 1989-09-03
IS1470B6 IS1470B6 (is) 1991-09-24

Family

ID=9363829

Family Applications (1)

Application Number Title Priority Date Filing Date
IS3435A IS1470B6 (is) 1988-03-02 1989-02-20 Fjarskiptakerfi fyrir hreyfanlega hluti, með notkun gervihnattar

Country Status (16)

Country Link
US (1) US4943808A (is)
EP (1) EP0331567B1 (is)
JP (1) JPH01272235A (is)
KR (1) KR960012482B1 (is)
AT (1) ATE89441T1 (is)
AU (1) AU614336B2 (is)
BR (1) BR8900949A (is)
CA (1) CA1306289C (is)
DE (1) DE68906430T2 (is)
DK (1) DK99189A (is)
ES (1) ES2041424T3 (is)
FI (1) FI98173C (is)
FR (1) FR2628274B1 (is)
IS (1) IS1470B6 (is)
MC (1) MC2017A1 (is)
NO (1) NO177029C (is)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5327572A (en) * 1990-03-06 1994-07-05 Motorola, Inc. Networked satellite and terrestrial cellular radiotelephone systems
US5433726A (en) * 1991-04-22 1995-07-18 Trw Inc. Medium-earth-altitude satellite-based cellular telecommunications system
US5439190A (en) * 1991-04-22 1995-08-08 Trw Inc. Medium-earth-altitude satellite-based cellular telecommunications
DE69218023T2 (de) * 1991-04-22 1997-07-10 Trw Inc Zellulares Telefonsatellitensystem
DE4135034C2 (de) * 1991-10-23 1995-04-13 Deutsche Forsch Luft Raumfahrt Einrichtung zur Bahnkontrolle von mindestens zwei kopositionierten geostationären Satelliten
EP0935349A3 (en) * 1991-10-28 1999-09-08 Teledesic LLC Satellite communication system
FR2685833B1 (fr) * 1991-12-26 1994-02-11 Agence Spatiale Europeenne Reseau de satellites de communication.
US5278863A (en) * 1992-04-10 1994-01-11 Cd Radio Incorporated Radio frequency broadcasting systems and methods using two low-cost geosynchronous satellites
US5788187A (en) * 1992-06-02 1998-08-04 Mobile Communications Holdings, Inc. Elliptical orbit satellite, system, and deployment with controllable coverage characteristics
US5582367A (en) * 1992-06-02 1996-12-10 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
JP2997610B2 (ja) * 1993-07-07 2000-01-11 三菱電機株式会社 移動体衛星通信システム
US5500648A (en) * 1993-08-11 1996-03-19 Motorola, Inc. Geolocation responsive radio telecommunication system and method therefor
IT1261940B (it) * 1993-09-24 1996-06-04 Alenia Spazio Spa Sistema per telecomunicazioni e telerilevamento via satellite basato sull'uso di orbite eliosincrone ellittiche di breve periodo.
US6400926B1 (en) 1994-06-22 2002-06-04 Ericsson Ge Mobile Communications Inc. Radiocommunication system using geostationary and non-geostationary satellites
US5641134A (en) * 1994-12-27 1997-06-24 Motorola, Inc. Satellite cellular telephone and data communication system at an inclined orbit
US5592471A (en) * 1995-04-21 1997-01-07 Cd Radio Inc. Mobile radio receivers using time diversity to avoid service outages in multichannel broadcast transmission systems
US5894590A (en) * 1995-07-31 1999-04-13 Motorola, Inc. Independent satellite-based communications systems sharing common frequency spectrum and method of operation thereof
US6223019B1 (en) 1996-03-14 2001-04-24 Sirius Satellite Radio Inc. Efficient high latitude service area satellite mobile broadcasting systems
US6226493B1 (en) 1996-05-31 2001-05-01 Motorola, Inc. Geosynchronous satellite communication system and method
US5890679A (en) * 1996-09-26 1999-04-06 Loral Aerospace Corp. Medium earth orbit communication satellite system
US5925092A (en) * 1996-12-02 1999-07-20 Motorola, Inc. Satellite cluster with synchronized payload processors and method for use in space-based systems
US6023616A (en) * 1998-03-10 2000-02-08 Cd Radio Inc. Satellite broadcast receiver system
JPH10256974A (ja) * 1997-03-14 1998-09-25 Mitsubishi Electric Corp 移動体衛星通信システム
KR20010012194A (ko) * 1997-05-02 2001-02-15 유에스씨엑스 고위도 정지궤도 위성 시스템
US6695259B1 (en) 1997-05-21 2004-02-24 Hitachi, Ltd. Communication system, communication receiving device and communication terminal in the system
JP3477115B2 (ja) 1999-03-16 2003-12-10 株式会社日立製作所 衛星を介して放送を行う方法、衛星放送システム、衛星放送基地局および衛星放送端末
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
US6019318A (en) * 1997-06-16 2000-02-01 Hugehs Electronics Corporation Coordinatable system of inclined geosynchronous satellite orbits
US6135389A (en) * 1998-03-16 2000-10-24 Hughes Electronics Corporation Subterranean target steering strategy
US20030189136A1 (en) * 1998-05-20 2003-10-09 Toshihide Maeda Communication system, communication receiving device and communication terminal in the system
US6327523B2 (en) 1999-01-21 2001-12-04 Hughes Electronics Corporation Overhead system of inclined eccentric geosynchronous orbitting satellites
US6442385B1 (en) * 1999-11-04 2002-08-27 Xm Satellite Radio, Inc. Method and apparatus for selectively operating satellites in tundra orbits to reduce receiver buffering requirements for time diversity signals
US6851651B2 (en) * 2002-02-15 2005-02-08 Lockheed Martin Corporation Constellation of spacecraft, and broadcasting method using said constellation
US7051980B2 (en) * 2002-02-26 2006-05-30 Lockheed Martin Corporation Efficient orbit sparing system for space vehicle constellations
US10467783B2 (en) * 2018-02-23 2019-11-05 ExoAnalytic Solutions, Inc. Visualization interfaces for real-time identification, tracking, and prediction of space objects

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3145207A1 (de) * 1981-02-28 1982-09-23 Siemens AG, 1000 Berlin und 8000 München Fernmeldesatellitensystem mit geostationaeren positionsschleifen
DE3426851C1 (de) * 1984-07-20 1985-10-17 Deutsche Forschungs- und Versuchsanstalt für Luft- und Raumfahrt e.V., 5300 Bonn Satelliten-Navigationssystem
US4854527A (en) * 1985-07-19 1989-08-08 Draim John E Tetrahedral multi-satellite continuous-coverage constellation

Also Published As

Publication number Publication date
DE68906430D1 (de) 1993-06-17
KR890015528A (ko) 1989-10-30
NO890852D0 (no) 1989-02-28
NO177029B (no) 1995-03-27
FI98173C (fi) 1997-04-25
FI890976A (fi) 1989-09-03
DK99189D0 (da) 1989-03-01
FR2628274B1 (fr) 1990-08-10
ATE89441T1 (de) 1993-05-15
NO177029C (no) 1995-07-05
KR960012482B1 (ko) 1996-09-20
BR8900949A (pt) 1989-10-24
JPH01272235A (ja) 1989-10-31
US4943808A (en) 1990-07-24
IS1470B6 (is) 1991-09-24
MC2017A1 (fr) 1990-02-16
FI98173B (fi) 1997-01-15
DE68906430T2 (de) 1993-11-04
FR2628274A1 (fr) 1989-09-08
NO890852L (no) 1989-09-04
EP0331567A1 (fr) 1989-09-06
CA1306289C (en) 1992-08-11
AU3026689A (en) 1989-09-07
ES2041424T3 (es) 1993-11-16
FI890976A0 (fi) 1989-03-01
AU614336B2 (en) 1991-08-29
DK99189A (da) 1989-09-03
EP0331567B1 (fr) 1993-05-12

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