JPS52135205A - Two-wire system single current loop half duplex data communication method - Google Patents

Two-wire system single current loop half duplex data communication method

Info

Publication number
JPS52135205A
JPS52135205A JP5182476A JP5182476A JPS52135205A JP S52135205 A JPS52135205 A JP S52135205A JP 5182476 A JP5182476 A JP 5182476A JP 5182476 A JP5182476 A JP 5182476A JP S52135205 A JPS52135205 A JP S52135205A
Authority
JP
Japan
Prior art keywords
data communication
communication method
current loop
wire system
half duplex
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.)
Granted
Application number
JP5182476A
Other languages
Japanese (ja)
Other versions
JPS563701B2 (en
Inventor
Katsuhiko Inoue
Takao Hayashi
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 JP5182476A priority Critical patent/JPS52135205A/en
Publication of JPS52135205A publication Critical patent/JPS52135205A/en
Publication of JPS563701B2 publication Critical patent/JPS563701B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/14—Two-way operation using the same type of signal, i.e. duplex
    • H04L5/16—Half-duplex systems; Simplex/duplex switching; Transmission of break signals non-automatically inverting the direction of transmission

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Bidirectional Digital Transmission (AREA)
  • Dc Digital Transmission (AREA)

Abstract

PURPOSE:To decrease receiving skewness by improving a constant-current characteristic of a subscriber's circuit.
JP5182476A 1976-05-06 1976-05-06 Two-wire system single current loop half duplex data communication method Granted JPS52135205A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5182476A JPS52135205A (en) 1976-05-06 1976-05-06 Two-wire system single current loop half duplex data communication method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5182476A JPS52135205A (en) 1976-05-06 1976-05-06 Two-wire system single current loop half duplex data communication method

Publications (2)

Publication Number Publication Date
JPS52135205A true JPS52135205A (en) 1977-11-12
JPS563701B2 JPS563701B2 (en) 1981-01-27

Family

ID=12897627

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5182476A Granted JPS52135205A (en) 1976-05-06 1976-05-06 Two-wire system single current loop half duplex data communication method

Country Status (1)

Country Link
JP (1) JPS52135205A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS615112A (en) * 1984-06-16 1986-01-10 Sasagawa Noki Kk Formation of footpath

Also Published As

Publication number Publication date
JPS563701B2 (en) 1981-01-27

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