JPS51149704A - Subscriber circuit - Google Patents

Subscriber circuit

Info

Publication number
JPS51149704A
JPS51149704A JP50073172A JP7317275A JPS51149704A JP S51149704 A JPS51149704 A JP S51149704A JP 50073172 A JP50073172 A JP 50073172A JP 7317275 A JP7317275 A JP 7317275A JP S51149704 A JPS51149704 A JP S51149704A
Authority
JP
Japan
Prior art keywords
circuit
subscriber circuit
photocoupling
subscribes
performs
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
JP50073172A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5519541B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
Kenjiro Niwa
Takao Ueno
Yoshiichi Chiba
Akihiro Ichimura
Kunio Aoki
Eizo Nara
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.)
Nippon Telegraph and Telephone Corp
Oki Electric Industry Co Ltd
Original Assignee
Nippon Telegraph and Telephone Corp
Oki Electric Industry 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 Nippon Telegraph and Telephone Corp, Oki Electric Industry Co Ltd filed Critical Nippon Telegraph and Telephone Corp
Priority to JP50073172A priority Critical patent/JPS51149704A/ja
Publication of JPS51149704A publication Critical patent/JPS51149704A/ja
Publication of JPS5519541B2 publication Critical patent/JPS5519541B2/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)
  • Data Exchanges In Wide-Area Networks (AREA)
JP50073172A 1975-06-18 1975-06-18 Subscriber circuit Granted JPS51149704A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50073172A JPS51149704A (en) 1975-06-18 1975-06-18 Subscriber circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50073172A JPS51149704A (en) 1975-06-18 1975-06-18 Subscriber circuit

Publications (2)

Publication Number Publication Date
JPS51149704A true JPS51149704A (en) 1976-12-22
JPS5519541B2 JPS5519541B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1980-05-27

Family

ID=13510449

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50073172A Granted JPS51149704A (en) 1975-06-18 1975-06-18 Subscriber circuit

Country Status (1)

Country Link
JP (1) JPS51149704A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Also Published As

Publication number Publication date
JPS5519541B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1980-05-27

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