JPS51130145A - Antenna duplexor - Google Patents

Antenna duplexor

Info

Publication number
JPS51130145A
JPS51130145A JP50054409A JP5440975A JPS51130145A JP S51130145 A JPS51130145 A JP S51130145A JP 50054409 A JP50054409 A JP 50054409A JP 5440975 A JP5440975 A JP 5440975A JP S51130145 A JPS51130145 A JP S51130145A
Authority
JP
Japan
Prior art keywords
antenna
duplexor
elctric
feeder
deterioration
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.)
Granted
Application number
JP50054409A
Other languages
Japanese (ja)
Other versions
JPS552081B2 (en
Inventor
Yoshio Ebine
Akira Mishima
Kunio Watanabe
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 JP50054409A priority Critical patent/JPS51130145A/en
Publication of JPS51130145A publication Critical patent/JPS51130145A/en
Publication of JPS552081B2 publication Critical patent/JPS552081B2/ja
Granted 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

Landscapes

  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Details Of Aerials (AREA)
  • Transceivers (AREA)

Abstract

PURPOSE:Prevention of the deterioration in antenna pattern of the antenna duplexor used for car radio communication caused by the elctric length of the feeder, and increase of the common channels.
JP50054409A 1975-05-06 1975-05-06 Antenna duplexor Granted JPS51130145A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50054409A JPS51130145A (en) 1975-05-06 1975-05-06 Antenna duplexor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50054409A JPS51130145A (en) 1975-05-06 1975-05-06 Antenna duplexor

Publications (2)

Publication Number Publication Date
JPS51130145A true JPS51130145A (en) 1976-11-12
JPS552081B2 JPS552081B2 (en) 1980-01-18

Family

ID=12969890

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50054409A Granted JPS51130145A (en) 1975-05-06 1975-05-06 Antenna duplexor

Country Status (1)

Country Link
JP (1) JPS51130145A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5456341A (en) * 1977-10-14 1979-05-07 Nippon Telegr & Teleph Corp <Ntt> Transmission antenna sharing system for land mobile rado base station
JPS61263301A (en) * 1985-04-19 1986-11-21 コム・デブ・リミテツド Power divider
JPS6316722A (en) * 1986-07-09 1988-01-23 Nec Corp Microwave communication system
JPH0362625A (en) * 1989-07-31 1991-03-18 Kokusai Denki Eng:Kk Antenna for mobile radio base fixed station

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5456341A (en) * 1977-10-14 1979-05-07 Nippon Telegr & Teleph Corp <Ntt> Transmission antenna sharing system for land mobile rado base station
JPS581843B2 (en) * 1977-10-14 1983-01-13 日本電信電話株式会社 Land mobile radio base station transmitting antenna sharing system
JPS61263301A (en) * 1985-04-19 1986-11-21 コム・デブ・リミテツド Power divider
JPS6316722A (en) * 1986-07-09 1988-01-23 Nec Corp Microwave communication system
JPH0362625A (en) * 1989-07-31 1991-03-18 Kokusai Denki Eng:Kk Antenna for mobile radio base fixed station

Also Published As

Publication number Publication date
JPS552081B2 (en) 1980-01-18

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