JPS5216108A - Call loss correcting system - Google Patents

Call loss correcting system

Info

Publication number
JPS5216108A
JPS5216108A JP9223975A JP9223975A JPS5216108A JP S5216108 A JPS5216108 A JP S5216108A JP 9223975 A JP9223975 A JP 9223975A JP 9223975 A JP9223975 A JP 9223975A JP S5216108 A JPS5216108 A JP S5216108A
Authority
JP
Japan
Prior art keywords
call loss
correcting system
loss correcting
call
subscriber
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
JP9223975A
Other languages
Japanese (ja)
Other versions
JPS5760835B2 (en
Inventor
Shinji Okuhara
Ichiro Ohigata
Mitsuo Matsuyama
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP9223975A priority Critical patent/JPS5216108A/en
Priority to DE19762633927 priority patent/DE2633927A1/en
Publication of JPS5216108A publication Critical patent/JPS5216108A/en
Publication of JPS5760835B2 publication Critical patent/JPS5760835B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/04—Control of transmission; Equalising
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
    • H04Q3/52—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker using static devices in switching stages, e.g. electronic switching arrangements
    • H04Q3/521—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker using static devices in switching stages, e.g. electronic switching arrangements using semiconductors in the switching stages

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)

Abstract

PURPOSE: To keep a call loss correction of an exchange properly, and to also correct a talk loss due to the length of the subscriber's line.
COPYRIGHT: (C)1977,JPO&Japio
JP9223975A 1975-07-29 1975-07-29 Call loss correcting system Granted JPS5216108A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP9223975A JPS5216108A (en) 1975-07-29 1975-07-29 Call loss correcting system
DE19762633927 DE2633927A1 (en) 1975-07-29 1976-07-28 Path attenuation compensator for telephone networks - uses transmitted direct current to alter gain of line amplifier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9223975A JPS5216108A (en) 1975-07-29 1975-07-29 Call loss correcting system

Publications (2)

Publication Number Publication Date
JPS5216108A true JPS5216108A (en) 1977-02-07
JPS5760835B2 JPS5760835B2 (en) 1982-12-21

Family

ID=14048875

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9223975A Granted JPS5216108A (en) 1975-07-29 1975-07-29 Call loss correcting system

Country Status (2)

Country Link
JP (1) JPS5216108A (en)
DE (1) DE2633927A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59231993A (en) * 1983-06-15 1984-12-26 Iwatsu Electric Co Ltd Space split type exchange

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2707668C3 (en) * 1977-02-23 1981-06-11 Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt Circuit arrangement for increasing the short-circuit and no-load stability in telephone exchanges
DE2825585A1 (en) * 1978-06-10 1979-12-20 Standard Elektrik Lorenz Ag CIRCUIT ARRANGEMENT FOR DAMPING OF CONNECTION PATHS IN TELEVISION SWITCHING SYSTEMS
JPS58188324U (en) * 1982-06-11 1983-12-14 井関農機株式会社 Single-wheel walking rice transplanter
DE3802088C2 (en) * 1987-01-26 1996-12-12 Dirr Josef Method for coding and decoding information in terminal stations of switching devices and transmission via connection paths / lines to and from the switching devices
DE3942758A1 (en) * 1989-12-23 1991-06-27 Standard Elektrik Lorenz Ag Complex impedance two-to-four wire interface circuit - uses amplified with complex impedance feedback and series resistors to measure current and phase

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59231993A (en) * 1983-06-15 1984-12-26 Iwatsu Electric Co Ltd Space split type exchange
JPH0352720B2 (en) * 1983-06-15 1991-08-12 Iwatsu Electric Co Ltd

Also Published As

Publication number Publication date
DE2633927A1 (en) 1977-02-03
JPS5760835B2 (en) 1982-12-21

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