JPS5230137A - Beam width variable antenna of mode switching type - Google Patents

Beam width variable antenna of mode switching type

Info

Publication number
JPS5230137A
JPS5230137A JP10635775A JP10635775A JPS5230137A JP S5230137 A JPS5230137 A JP S5230137A JP 10635775 A JP10635775 A JP 10635775A JP 10635775 A JP10635775 A JP 10635775A JP S5230137 A JPS5230137 A JP S5230137A
Authority
JP
Japan
Prior art keywords
beam width
mode switching
switching type
width variable
variable antenna
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.)
Pending
Application number
JP10635775A
Other languages
Japanese (ja)
Inventor
Yoshifusa Yamada
Tadashi Takano
Noriaki Ishida
Takeji Nara
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.)
Nippon Telegraph and Telephone Corp
Original Assignee
Nippon Telegraph and Telephone 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 Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Priority to JP10635775A priority Critical patent/JPS5230137A/en
Publication of JPS5230137A publication Critical patent/JPS5230137A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
    • H01Q25/002—Antennas or antenna systems providing at least two radiating patterns providing at least two patterns of different beamwidth; Variable beamwidth antennas

Landscapes

  • Variable-Direction Aerials And Aerial Arrays (AREA)

Abstract

PURPOSE:An antenna of which beam width can be changed by switching a exciter mode of the primary radiator.
JP10635775A 1975-09-01 1975-09-01 Beam width variable antenna of mode switching type Pending JPS5230137A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10635775A JPS5230137A (en) 1975-09-01 1975-09-01 Beam width variable antenna of mode switching type

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10635775A JPS5230137A (en) 1975-09-01 1975-09-01 Beam width variable antenna of mode switching type

Publications (1)

Publication Number Publication Date
JPS5230137A true JPS5230137A (en) 1977-03-07

Family

ID=14431495

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10635775A Pending JPS5230137A (en) 1975-09-01 1975-09-01 Beam width variable antenna of mode switching type

Country Status (1)

Country Link
JP (1) JPS5230137A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63156108U (en) * 1987-03-31 1988-10-13

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63156108U (en) * 1987-03-31 1988-10-13

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