JPS6239577B2 - - Google Patents

Info

Publication number
JPS6239577B2
JPS6239577B2 JP55017262A JP1726280A JPS6239577B2 JP S6239577 B2 JPS6239577 B2 JP S6239577B2 JP 55017262 A JP55017262 A JP 55017262A JP 1726280 A JP1726280 A JP 1726280A JP S6239577 B2 JPS6239577 B2 JP S6239577B2
Authority
JP
Japan
Prior art keywords
signal
polling
relay device
data
sent
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.)
Expired
Application number
JP55017262A
Other languages
English (en)
Japanese (ja)
Other versions
JPS56115057A (en
Inventor
Masao Higuchi
Nobuyuki Ishida
Makoto Hirogami
Tokihide Hara
Ikuo Wakayama
Ryuichi Toki
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.)
Fujitsu Ltd
Hitachi Ltd
NEC Corp
Nippon Telegraph and Telephone Corp
Oki Electric Industry Co Ltd
Original Assignee
Fujitsu Ltd
Hitachi Ltd
Nippon Telegraph and Telephone Corp
Oki Electric Industry Co Ltd
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 Fujitsu Ltd, Hitachi Ltd, Nippon Telegraph and Telephone Corp, Oki Electric Industry Co Ltd, Nippon Electric Co Ltd filed Critical Fujitsu Ltd
Priority to JP1726280A priority Critical patent/JPS56115057A/ja
Publication of JPS56115057A publication Critical patent/JPS56115057A/ja
Publication of JPS6239577B2 publication Critical patent/JPS6239577B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Small-Scale Networks (AREA)
  • Communication Control (AREA)
JP1726280A 1980-02-15 1980-02-15 Data communication system Granted JPS56115057A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1726280A JPS56115057A (en) 1980-02-15 1980-02-15 Data communication system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1726280A JPS56115057A (en) 1980-02-15 1980-02-15 Data communication system

Publications (2)

Publication Number Publication Date
JPS56115057A JPS56115057A (en) 1981-09-10
JPS6239577B2 true JPS6239577B2 (cs) 1987-08-24

Family

ID=11939046

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1726280A Granted JPS56115057A (en) 1980-02-15 1980-02-15 Data communication system

Country Status (1)

Country Link
JP (1) JPS56115057A (cs)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61244149A (ja) * 1985-04-22 1986-10-30 Nec Corp デ−タ伝送システム

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5811146B2 (ja) * 1978-04-28 1983-03-01 株式会社日立製作所 ポ−リングエミュレ−タを用いた通信方式

Also Published As

Publication number Publication date
JPS56115057A (en) 1981-09-10

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