JPS5246284A - Data ransmission method between indicator and center control - Google Patents

Data ransmission method between indicator and center control

Info

Publication number
JPS5246284A
JPS5246284A JP50121283A JP12128375A JPS5246284A JP S5246284 A JPS5246284 A JP S5246284A JP 50121283 A JP50121283 A JP 50121283A JP 12128375 A JP12128375 A JP 12128375A JP S5246284 A JPS5246284 A JP S5246284A
Authority
JP
Japan
Prior art keywords
indicator
center control
data ransmission
radio system
expense
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
JP50121283A
Other languages
Japanese (ja)
Inventor
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 Electric Corp
Original Assignee
Kokusai Electric 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 Kokusai Electric Corp filed Critical Kokusai Electric Corp
Priority to JP50121283A priority Critical patent/JPS5246284A/en
Publication of JPS5246284A publication Critical patent/JPS5246284A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B5/00—Near-field transmission systems, e.g. inductive loop type

Abstract

PURPOSE:By using inductive radio system or trifling field radio system in transmitting and receiving between indicator and center control office, these is no need to la y expensive multicore cable. Consequently wiring expense and constructing expense are to be saved remarkably.
JP50121283A 1975-10-09 1975-10-09 Data ransmission method between indicator and center control Pending JPS5246284A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50121283A JPS5246284A (en) 1975-10-09 1975-10-09 Data ransmission method between indicator and center control

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50121283A JPS5246284A (en) 1975-10-09 1975-10-09 Data ransmission method between indicator and center control

Publications (1)

Publication Number Publication Date
JPS5246284A true JPS5246284A (en) 1977-04-12

Family

ID=14807411

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50121283A Pending JPS5246284A (en) 1975-10-09 1975-10-09 Data ransmission method between indicator and center control

Country Status (1)

Country Link
JP (1) JPS5246284A (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4962004A (en) * 1972-10-18 1974-06-15
JPS50110516A (en) * 1974-02-07 1975-08-30

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4962004A (en) * 1972-10-18 1974-06-15
JPS50110516A (en) * 1974-02-07 1975-08-30

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