JPS5247206A - Communicating and repeating system for moving bodies - Google Patents

Communicating and repeating system for moving bodies

Info

Publication number
JPS5247206A
JPS5247206A JP50121284A JP12128475A JPS5247206A JP S5247206 A JPS5247206 A JP S5247206A JP 50121284 A JP50121284 A JP 50121284A JP 12128475 A JP12128475 A JP 12128475A JP S5247206 A JPS5247206 A JP S5247206A
Authority
JP
Japan
Prior art keywords
communicating
moving bodies
repeating system
wave
repeat
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
JP50121284A
Other languages
Japanese (ja)
Inventor
Izumi Ishii
Satoshi Sugawara
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.)
Kokusai Denki Electric Inc
Original Assignee
Kokusai Electric Co Ltd
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 Kokusai Electric Co Ltd filed Critical Kokusai Electric Co Ltd
Priority to JP50121284A priority Critical patent/JPS5247206A/en
Publication of JPS5247206A publication Critical patent/JPS5247206A/en
Pending legal-status Critical Current

Links

Landscapes

  • Train Traffic Observation, Control, And Security (AREA)
  • Near-Field Transmission Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Relay Systems (AREA)

Abstract

PURPOSE: In an unstable receiving area of electric wave f1 used for remote radio control, to repeat by way of direct induction a control signal fm using voice frequency range of modulated wave of f1 wave, thus enabling to make the apparatus in a compact and simple structure.
COPYRIGHT: (C)1977,JPO&Japio
JP50121284A 1975-10-09 1975-10-09 Communicating and repeating system for moving bodies Pending JPS5247206A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50121284A JPS5247206A (en) 1975-10-09 1975-10-09 Communicating and repeating system for moving bodies

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50121284A JPS5247206A (en) 1975-10-09 1975-10-09 Communicating and repeating system for moving bodies

Publications (1)

Publication Number Publication Date
JPS5247206A true JPS5247206A (en) 1977-04-14

Family

ID=14807437

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50121284A Pending JPS5247206A (en) 1975-10-09 1975-10-09 Communicating and repeating system for moving bodies

Country Status (1)

Country Link
JP (1) JPS5247206A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2021020601A (en) * 2019-07-29 2021-02-18 東日本旅客鉄道株式会社 Platform door system and transportation system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2021020601A (en) * 2019-07-29 2021-02-18 東日本旅客鉄道株式会社 Platform door system and transportation system

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