JPS5840859B2 - デ−タ通信システム - Google Patents

デ−タ通信システム

Info

Publication number
JPS5840859B2
JPS5840859B2 JP50155150A JP15515075A JPS5840859B2 JP S5840859 B2 JPS5840859 B2 JP S5840859B2 JP 50155150 A JP50155150 A JP 50155150A JP 15515075 A JP15515075 A JP 15515075A JP S5840859 B2 JPS5840859 B2 JP S5840859B2
Authority
JP
Japan
Prior art keywords
central station
output
terminal
input
data
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
JP50155150A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5190506A (en
Inventor
ジヨン・ビー・フリーソン
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Publication of JPS5190506A publication Critical patent/JPS5190506A/ja
Publication of JPS5840859B2 publication Critical patent/JPS5840859B2/ja
Expired 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
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/42—Loop networks
    • H04L12/423—Loop networks with centralised control, e.g. polling

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Communication Control (AREA)
  • Small-Scale Networks (AREA)
JP50155150A 1975-01-16 1975-12-26 デ−タ通信システム Expired JPS5840859B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US54154175A 1975-01-16 1975-01-16

Publications (2)

Publication Number Publication Date
JPS5190506A JPS5190506A (en) 1976-08-09
JPS5840859B2 true JPS5840859B2 (ja) 1983-09-08

Family

ID=24160018

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50155150A Expired JPS5840859B2 (ja) 1975-01-16 1975-12-26 デ−タ通信システム

Country Status (4)

Country Link
JP (1) JPS5840859B2 (enExample)
DE (1) DE2543555A1 (enExample)
FR (1) FR2298239A1 (enExample)
GB (1) GB1482860A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58127676U (ja) * 1982-02-19 1983-08-30 ソニー株式会社 端子插入案内装置

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4322854A (en) * 1979-05-18 1982-03-30 Allan B. Bundens Data communications terminal
US4498187A (en) * 1979-10-30 1985-02-05 Pitney Bowes Inc. Electronic postage meter having plural computing systems
US4525785A (en) * 1979-10-30 1985-06-25 Pitney Bowes Inc. Electronic postage meter having plural computing system
US4422148A (en) 1979-10-30 1983-12-20 Pitney Bowes Inc. Electronic postage meter having plural computing systems

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2226077A6 (en) * 1969-05-16 1974-11-08 Ibm France Data transmission between peripherals and central data processor - using main transmission channel and secondary channels connected to peripherals

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58127676U (ja) * 1982-02-19 1983-08-30 ソニー株式会社 端子插入案内装置

Also Published As

Publication number Publication date
FR2298239B1 (enExample) 1978-05-12
GB1482860A (en) 1977-08-17
DE2543555A1 (de) 1976-07-22
JPS5190506A (en) 1976-08-09
FR2298239A1 (fr) 1976-08-13

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