JPS5399711A - Integrating-type protection circuit - Google Patents

Integrating-type protection circuit

Info

Publication number
JPS5399711A
JPS5399711A JP1481377A JP1481377A JPS5399711A JP S5399711 A JPS5399711 A JP S5399711A JP 1481377 A JP1481377 A JP 1481377A JP 1481377 A JP1481377 A JP 1481377A JP S5399711 A JPS5399711 A JP S5399711A
Authority
JP
Japan
Prior art keywords
integrating
protection circuit
type protection
time constant
protecting
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
JP1481377A
Other languages
Japanese (ja)
Other versions
JPS592414B2 (en
Inventor
Koichi Shimoi
Yukuhito Yoneyama
Toshio Ikeda
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP52014813A priority Critical patent/JPS592414B2/en
Publication of JPS5399711A publication Critical patent/JPS5399711A/en
Publication of JPS592414B2 publication Critical patent/JPS592414B2/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Electronic Switches (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)

Abstract

PURPOSE:To make it possible to obtain operation for protecting a synchronous circuit, etc., by prescribed pulse signals, by making a charge time constant and a discharge time constant of an integrating circuit different from each other in the digital transmission system.
JP52014813A 1977-02-12 1977-02-12 Integral protection circuit Expired JPS592414B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP52014813A JPS592414B2 (en) 1977-02-12 1977-02-12 Integral protection circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP52014813A JPS592414B2 (en) 1977-02-12 1977-02-12 Integral protection circuit

Publications (2)

Publication Number Publication Date
JPS5399711A true JPS5399711A (en) 1978-08-31
JPS592414B2 JPS592414B2 (en) 1984-01-18

Family

ID=11871468

Family Applications (1)

Application Number Title Priority Date Filing Date
JP52014813A Expired JPS592414B2 (en) 1977-02-12 1977-02-12 Integral protection circuit

Country Status (1)

Country Link
JP (1) JPS592414B2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5769950A (en) * 1980-10-20 1982-04-30 Pioneer Electronic Corp Synchronizing detection circuit
JPS57129046A (en) * 1981-02-02 1982-08-10 Fujitsu Ltd Frame synchronization protecting circuit
JPH03187621A (en) * 1989-10-24 1991-08-15 Hughes Aircraft Co Synchronizing detection by using path metric value as well as branch metric value of bitabi decoder

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5769950A (en) * 1980-10-20 1982-04-30 Pioneer Electronic Corp Synchronizing detection circuit
JPS6343940B2 (en) * 1980-10-20 1988-09-01 Pioneer Electronic Corp
JPS57129046A (en) * 1981-02-02 1982-08-10 Fujitsu Ltd Frame synchronization protecting circuit
JPH03187621A (en) * 1989-10-24 1991-08-15 Hughes Aircraft Co Synchronizing detection by using path metric value as well as branch metric value of bitabi decoder

Also Published As

Publication number Publication date
JPS592414B2 (en) 1984-01-18

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