FR2094116A1 - - Google Patents

Info

Publication number
FR2094116A1
FR2094116A1 FR7120730A FR7120730A FR2094116A1 FR 2094116 A1 FR2094116 A1 FR 2094116A1 FR 7120730 A FR7120730 A FR 7120730A FR 7120730 A FR7120730 A FR 7120730A FR 2094116 A1 FR2094116 A1 FR 2094116A1
Authority
FR
France
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.)
Granted
Application number
FR7120730A
Other languages
French (fr)
Other versions
FR2094116B1 (ja
Inventor
Jr R W Kreutel
G Hyde
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.)
Comsat Corp
Original Assignee
Comsat Corp
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 Comsat Corp filed Critical Comsat Corp
Publication of FR2094116A1 publication Critical patent/FR2094116A1/fr
Application granted granted Critical
Publication of FR2094116B1 publication Critical patent/FR2094116B1/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H01Q3/12—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems
    • H01Q3/16—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems for varying relative position of primary active element and a reflecting device
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
    • H01Q15/14—Reflecting surfaces; Equivalent structures
    • H01Q15/16—Reflecting surfaces; Equivalent structures curved in two dimensions, e.g. paraboloidal
    • 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
    • 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
    • H01Q19/18—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 having two or more spaced reflecting surfaces
    • H01Q19/19—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 having two or more spaced reflecting surfaces comprising one main concave reflecting surface associated with an auxiliary reflecting surface
    • 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
    • H01Q3/12—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems
    • H01Q3/16—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems for varying relative position of primary active element and a reflecting device
    • H01Q3/18—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems for varying relative position of primary active element and a reflecting device wherein the primary active element is movable and the reflecting device is fixed

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Aerials With Secondary Devices (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
FR7120730A 1970-06-08 1971-06-08 Expired FR2094116B1 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US4445070A 1970-06-08 1970-06-08

Publications (2)

Publication Number Publication Date
FR2094116A1 true FR2094116A1 (ja) 1972-02-04
FR2094116B1 FR2094116B1 (ja) 1976-09-03

Family

ID=21932454

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7120730A Expired FR2094116B1 (ja) 1970-06-08 1971-06-08

Country Status (7)

Country Link
JP (1) JPS576281B1 (ja)
CA (1) CA930042A (ja)
DE (1) DE2127518A1 (ja)
FR (1) FR2094116B1 (ja)
GB (1) GB1342677A (ja)
NL (1) NL7107799A (ja)
SE (1) SE377232B (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0032227A1 (de) * 1979-12-24 1981-07-22 Siemens Aktiengesellschaft Antenne für Erdefunkstellen

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6084075U (ja) * 1983-11-11 1985-06-10 パイオニア株式会社 印刷配線接続帯
US9766345B2 (en) * 2013-10-04 2017-09-19 Qualcomm Incorporated Low cost cableless ground station antenna for medium earth orbit satellite communication systems
CN107431273A (zh) 2015-04-03 2017-12-01 高通股份有限公司 用于中地球轨道卫星通信系统的低成本无缆地面站天线
CN111273282B (zh) * 2020-02-20 2023-04-14 西安爱生技术集团公司 一种无人机机载雷达地面扫描覆盖区域计算方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3317912A (en) * 1963-07-29 1967-05-02 Kenneth S Kelleher Plural concentric parabolic antenna for omnidirectional coverage

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0032227A1 (de) * 1979-12-24 1981-07-22 Siemens Aktiengesellschaft Antenne für Erdefunkstellen

Also Published As

Publication number Publication date
SE377232B (ja) 1975-06-23
NL7107799A (ja) 1971-12-10
GB1342677A (en) 1974-01-03
JPS576281B1 (ja) 1982-02-04
CA930042A (en) 1973-07-10
FR2094116B1 (ja) 1976-09-03
DE2127518A1 (de) 1971-12-16

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Legal Events

Date Code Title Description
ST Notification of lapse