JPS547814A - Branching system of bidirectional one line repeating and delivery line - Google Patents

Branching system of bidirectional one line repeating and delivery line

Info

Publication number
JPS547814A
JPS547814A JP7342877A JP7342877A JPS547814A JP S547814 A JPS547814 A JP S547814A JP 7342877 A JP7342877 A JP 7342877A JP 7342877 A JP7342877 A JP 7342877A JP S547814 A JPS547814 A JP S547814A
Authority
JP
Japan
Prior art keywords
line
bidirectional
repeating
delivery line
branching system
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
JP7342877A
Other languages
Japanese (ja)
Inventor
Tsutomu Takahashi
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 JP7342877A priority Critical patent/JPS547814A/en
Publication of JPS547814A publication Critical patent/JPS547814A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/36—Repeater circuits
    • H04B3/38—Repeater circuits for signals in two different frequency ranges transmitted in opposite directions over the same transmission path

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Networks Using Active Elements (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)

Abstract

PURPOSE:To increase the economy of lines, by branching the delivery line from an arbitrary portion of the main delivery line, and by connecting them respectively at the shortest distance from each terminal station.
JP7342877A 1977-06-20 1977-06-20 Branching system of bidirectional one line repeating and delivery line Pending JPS547814A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7342877A JPS547814A (en) 1977-06-20 1977-06-20 Branching system of bidirectional one line repeating and delivery line

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7342877A JPS547814A (en) 1977-06-20 1977-06-20 Branching system of bidirectional one line repeating and delivery line

Publications (1)

Publication Number Publication Date
JPS547814A true JPS547814A (en) 1979-01-20

Family

ID=13517954

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7342877A Pending JPS547814A (en) 1977-06-20 1977-06-20 Branching system of bidirectional one line repeating and delivery line

Country Status (1)

Country Link
JP (1) JPS547814A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57137185A (en) * 1981-02-17 1982-08-24 Ricoh Co Ltd Heat-sensitive recording material

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57137185A (en) * 1981-02-17 1982-08-24 Ricoh Co Ltd Heat-sensitive recording material
JPH0225353B2 (en) * 1981-02-17 1990-06-01 Ricoh Kk

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