JPS5274248A - Ring data transmission device - Google Patents

Ring data transmission device

Info

Publication number
JPS5274248A
JPS5274248A JP15112475A JP15112475A JPS5274248A JP S5274248 A JPS5274248 A JP S5274248A JP 15112475 A JP15112475 A JP 15112475A JP 15112475 A JP15112475 A JP 15112475A JP S5274248 A JPS5274248 A JP S5274248A
Authority
JP
Japan
Prior art keywords
data transmission
transmission device
ring data
terminal devices
make possible
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
JP15112475A
Other languages
Japanese (ja)
Inventor
Takemi Yamazaki
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.)
NEC Corp
Original Assignee
NEC Corp
Nippon 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 NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP15112475A priority Critical patent/JPS5274248A/en
Publication of JPS5274248A publication Critical patent/JPS5274248A/en
Pending legal-status Critical Current

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Abstract

PURPOSE: To make possible to store terminal devices more than the number of time-sharing channels, to make possible to correspond to increase and decrease of terminal devices and to increase transmission efficiency.
COPYRIGHT: (C)1977,JPO&Japio
JP15112475A 1975-12-17 1975-12-17 Ring data transmission device Pending JPS5274248A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15112475A JPS5274248A (en) 1975-12-17 1975-12-17 Ring data transmission device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15112475A JPS5274248A (en) 1975-12-17 1975-12-17 Ring data transmission device

Publications (1)

Publication Number Publication Date
JPS5274248A true JPS5274248A (en) 1977-06-22

Family

ID=15511878

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15112475A Pending JPS5274248A (en) 1975-12-17 1975-12-17 Ring data transmission device

Country Status (1)

Country Link
JP (1) JPS5274248A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5795740A (en) * 1980-12-08 1982-06-14 Fujitsu Ltd Order wire system for loop data link

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5795740A (en) * 1980-12-08 1982-06-14 Fujitsu Ltd Order wire system for loop data link
JPH0213505B2 (en) * 1980-12-08 1990-04-04 Fujitsu Ltd

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