JPS576281B1 - - Google Patents

Info

Publication number
JPS576281B1
JPS576281B1 JP3898271A JP3898271A JPS576281B1 JP S576281 B1 JPS576281 B1 JP S576281B1 JP 3898271 A JP3898271 A JP 3898271A JP 3898271 A JP3898271 A JP 3898271A JP S576281 B1 JPS576281 B1 JP S576281B1
Authority
JP
Japan
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.)
Pending
Application number
JP3898271A
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 filed Critical
Publication of JPS576281B1 publication Critical patent/JPS576281B1/ja
Pending 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)
JP3898271A 1970-06-08 1971-06-03 Pending JPS576281B1 (ja)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
JPS576281B1 true JPS576281B1 (ja) 1982-02-04

Family

ID=21932454

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3898271A Pending JPS576281B1 (ja) 1970-06-08 1971-06-03

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 (3)

* 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
JP2016535473A (ja) * 2013-10-04 2016-11-10 クゥアルコム・インコーポレイテッドＱｕａｌｃｏｍｍ Ｉｎｃｏｒｐｏｒａｔｅｄ 中軌道衛星通信システムのための低コストケーブルレス地上局アンテナ
US9991948B2 (en) 2015-04-03 2018-06-05 Qualcomm Incorporated Low cost cableless ground station antenna for medium earth orbit satellite communication systems

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2952317C2 (de) * 1979-12-24 1984-03-08 Siemens AG, 1000 Berlin und 8000 München Auf einen geostationären Erdsatelliten positionsnachführbare Antenne für Erdefunkstellen
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

Citations (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

Patent Citations (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

Cited By (3)

* 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
JP2016535473A (ja) * 2013-10-04 2016-11-10 クゥアルコム・インコーポレイテッドＱｕａｌｃｏｍｍ Ｉｎｃｏｒｐｏｒａｔｅｄ 中軌道衛星通信システムのための低コストケーブルレス地上局アンテナ
US9991948B2 (en) 2015-04-03 2018-06-05 Qualcomm Incorporated Low cost cableless ground station antenna for medium earth orbit satellite communication systems

Also Published As

Publication number Publication date
FR2094116B1 (ja) 1976-09-03
GB1342677A (en) 1974-01-03
CA930042A (en) 1973-07-10
NL7107799A (ja) 1971-12-10
DE2127518A1 (de) 1971-12-16
SE377232B (ja) 1975-06-23
FR2094116A1 (ja) 1972-02-04

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