CA1093207A - Satellite communications transmission systems - Google Patents

Satellite communications transmission systems

Info

Publication number
CA1093207A
CA1093207A CA283,035A CA283035A CA1093207A CA 1093207 A CA1093207 A CA 1093207A CA 283035 A CA283035 A CA 283035A CA 1093207 A CA1093207 A CA 1093207A
Authority
CA
Canada
Prior art keywords
plane
antenna
satellite
width
ground station
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
Application number
CA283,035A
Other languages
English (en)
French (fr)
Inventor
Helmut Mahner
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.)
Siemens AG
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
Application granted granted Critical
Publication of CA1093207A publication Critical patent/CA1093207A/en
Expired legal-status Critical Current

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

Landscapes

  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Aerials With Secondary Devices (AREA)
  • Radio Relay Systems (AREA)
CA283,035A 1976-07-20 1977-07-19 Satellite communications transmission systems Expired CA1093207A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2632615A DE2632615C3 (de) 1976-07-20 1976-07-20 Satelliten-Nachrichtenübertragungssystem
DEP2632615.8 1976-07-20

Publications (1)

Publication Number Publication Date
CA1093207A true CA1093207A (en) 1981-01-06

Family

ID=5983488

Family Applications (1)

Application Number Title Priority Date Filing Date
CA283,035A Expired CA1093207A (en) 1976-07-20 1977-07-19 Satellite communications transmission systems

Country Status (13)

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

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
EP0152221A3 (en) * 1984-02-09 1986-11-05 THE GENERAL ELECTRIC COMPANY, p.l.c. An earth terminal for satellite communication systems
US4833484A (en) * 1984-02-09 1989-05-23 The General Electric Company, P.L.C. Earth terminal for satellite communication
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 (en:Method) * 1973-07-18 1977-12-12

Also Published As

Publication number Publication date
AU2712877A (en) 1978-04-27
DE2632615B2 (de) 1979-01-04
IE45314B1 (en) 1982-07-28
DE2632615A1 (de) 1978-01-26
IT1080637B (it) 1985-05-16
JPS5313859A (en) 1978-02-07
US4172257A (en) 1979-10-23
BE857000A (fr) 1977-11-14
IE45314L (en) 1978-01-20
DK328177A (da) 1978-01-21
LU77789A1 (en:Method) 1977-10-25
NL7708106A (nl) 1978-01-24
DE2632615C3 (de) 1979-08-30
GB1574914A (en) 1980-09-10
FR2359547B1 (en:Method) 1981-10-23
FR2359547A1 (fr) 1978-02-17
IN149656B (en:Method) 1982-03-06

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Legal Events

Date Code Title Description
MKEX Expiry