BE857000A - Antenne de station au sol pour un systeme de transmission d'informations par satellite - Google Patents

Antenne de station au sol pour un systeme de transmission d'informations par satellite

Info

Publication number
BE857000A
BE857000A BE179508A BE179508A BE857000A BE 857000 A BE857000 A BE 857000A BE 179508 A BE179508 A BE 179508A BE 179508 A BE179508 A BE 179508A BE 857000 A BE857000 A BE 857000A
Authority
BE
Belgium
Prior art keywords
transmission system
information transmission
ground station
station antenna
satellite information
Prior art date
Application number
BE179508A
Other languages
English (en)
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of BE857000A publication Critical patent/BE857000A/fr

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
    • H01Q21/08—Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a rectilinear path
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
    • H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
    • H01Q19/12—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces wherein the surfaces are concave
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
BE179508A 1976-07-20 1977-07-20 Antenne de station au sol pour un systeme de transmission d'informations par satellite BE857000A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2632615A DE2632615C3 (de) 1976-07-20 1976-07-20 Satelliten-Nachrichtenübertragungssystem

Publications (1)

Publication Number Publication Date
BE857000A true BE857000A (fr) 1977-11-14

Family

ID=5983488

Family Applications (1)

Application Number Title Priority Date Filing Date
BE179508A BE857000A (fr) 1976-07-20 1977-07-20 Antenne de station au sol pour un systeme de transmission d'informations par satellite

Country Status (13)

Country Link
US (1) US4172257A (fr)
JP (1) JPS5313859A (fr)
BE (1) BE857000A (fr)
CA (1) CA1093207A (fr)
DE (1) DE2632615C3 (fr)
DK (1) DK328177A (fr)
FR (1) FR2359547A1 (fr)
GB (1) GB1574914A (fr)
IE (1) IE45314B1 (fr)
IN (1) IN149656B (fr)
IT (1) IT1080637B (fr)
LU (1) LU77789A1 (fr)
NL (1) NL7708106A (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3011187C2 (de) * 1980-03-22 1984-08-02 Messerschmitt-Bölkow-Blohm GmbH, 8012 Ottobrunn Satellitenantenne für die Kommunikation zwischen zwei Bodenstationen über einen Synchronsatelliten
USRE32905F1 (en) * 1980-10-20 1992-11-10 Satellite communications system and apparatus
US4455651A (en) * 1980-10-20 1984-06-19 Equatorial Communications Company Satellite communications system and apparatus
US4833484A (en) * 1984-02-09 1989-05-23 The General Electric Company, P.L.C. Earth terminal for satellite communication
EP0152221A3 (fr) * 1984-02-09 1986-11-05 THE GENERAL ELECTRIC COMPANY, p.l.c. Station terrienne pour systèmes de télécommunications par satellite
GB8430306D0 (en) * 1984-11-30 1985-01-09 British Telecomm Transportable antenna
US4901307A (en) * 1986-10-17 1990-02-13 Qualcomm, Inc. Spread spectrum multiple access communication system using satellite or terrestrial repeaters
DE3939318A1 (de) * 1989-11-28 1991-05-29 Siemens Ag Satellitenfunk-bodenstationsantenne
US5835057A (en) * 1996-01-26 1998-11-10 Kvh Industries, Inc. Mobile satellite communication system including a dual-frequency, low-profile, self-steering antenna assembly
KR20030000539A (ko) * 2001-06-26 2003-01-06 이엠씨테크(주) 무조정 가능한 인공위성용 안테나
ITAQ20060010U1 (it) 2006-10-30 2007-01-29 Elitalelettronica Italiana S R L Stazione terrestre satellitare ricetrasmittente, particolarmente idonea per postazioni trasportabili
US20080211730A1 (en) * 2007-01-26 2008-09-04 Woosnam Calvin H Gimbaled Mount System for Satellites

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2464276A (en) * 1943-08-03 1949-03-15 Sperry Corp Radiant energy directivity pattern scanner
US2703842A (en) * 1950-03-08 1955-03-08 Willard D Lewis Radar reflector
FR1231221A (fr) * 1959-04-10 1960-09-27 Csf Antennes superdirectives
US3267472A (en) * 1960-07-20 1966-08-16 Litton Systems Inc Variable aperture antenna system
US3340531A (en) * 1964-10-05 1967-09-05 Martin Marietta Corp Satellite communication system
US3852763A (en) * 1970-06-08 1974-12-03 Communications Satellite Corp Torus-type antenna having a conical scan capability
US3881178A (en) * 1973-04-03 1975-04-29 Hazeltine Corp Antenna system for radiating multiple planar beams
JPS5248752B2 (fr) * 1973-07-18 1977-12-12

Also Published As

Publication number Publication date
DK328177A (da) 1978-01-21
AU2712877A (en) 1978-04-27
NL7708106A (nl) 1978-01-24
US4172257A (en) 1979-10-23
FR2359547A1 (fr) 1978-02-17
DE2632615B2 (de) 1979-01-04
IN149656B (fr) 1982-03-06
LU77789A1 (fr) 1977-10-25
CA1093207A (fr) 1981-01-06
GB1574914A (en) 1980-09-10
IE45314L (en) 1978-01-20
IE45314B1 (en) 1982-07-28
DE2632615A1 (de) 1978-01-26
FR2359547B1 (fr) 1981-10-23
JPS5313859A (en) 1978-02-07
IT1080637B (it) 1985-05-16
DE2632615C3 (de) 1979-08-30

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