JPS59114925A - 入出力障害検出回路 - Google Patents

入出力障害検出回路

Info

Publication number
JPS59114925A
JPS59114925A JP57224614A JP22461482A JPS59114925A JP S59114925 A JPS59114925 A JP S59114925A JP 57224614 A JP57224614 A JP 57224614A JP 22461482 A JP22461482 A JP 22461482A JP S59114925 A JPS59114925 A JP S59114925A
Authority
JP
Japan
Prior art keywords
output
input
circuit
frequency divider
phase
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
JP57224614A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0318773B2 (enrdf_load_stackoverflow
Inventor
Takashi Shinozuka
篠塚　孝
Takeshi Sanbe
三瓶　健
Shinobu Gohara
郷原　忍
Kazuhiko Mukai
一彦 向井
Hiroaki Sato
博昭 佐藤
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
Hitachi Ltd
NEC Corp
Nippon Telegraph and Telephone Corp
Oki Electric Industry Co Ltd
Original Assignee
Fujitsu Ltd
Hitachi Ltd
NEC Corp
Nippon Telegraph and Telephone Corp
Oki Electric Industry Co Ltd
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 Fujitsu Ltd, Hitachi Ltd, NEC Corp, Nippon Telegraph and Telephone Corp, Oki Electric Industry Co Ltd, Nippon Electric Co Ltd filed Critical Fujitsu Ltd
Priority to JP57224614A priority Critical patent/JPS59114925A/ja
Publication of JPS59114925A publication Critical patent/JPS59114925A/ja
Publication of JPH0318773B2 publication Critical patent/JPH0318773B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/08—Details of the phase-locked loop
    • H03L7/085—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal
    • H03L7/095—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal using a lock detector

Landscapes

  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
JP57224614A 1982-12-20 1982-12-20 入出力障害検出回路 Granted JPS59114925A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57224614A JPS59114925A (ja) 1982-12-20 1982-12-20 入出力障害検出回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57224614A JPS59114925A (ja) 1982-12-20 1982-12-20 入出力障害検出回路

Publications (2)

Publication Number Publication Date
JPS59114925A true JPS59114925A (ja) 1984-07-03
JPH0318773B2 JPH0318773B2 (enrdf_load_stackoverflow) 1991-03-13

Family

ID=16816473

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57224614A Granted JPS59114925A (ja) 1982-12-20 1982-12-20 入出力障害検出回路

Country Status (1)

Country Link
JP (1) JPS59114925A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6074819A (ja) * 1983-09-30 1985-04-27 Fujitsu Ltd 位相同期回路
JP2008258861A (ja) * 2007-04-04 2008-10-23 Epson Toyocom Corp クロック監視回路及びルビジウム原子発振器

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5227025A (en) * 1975-08-27 1977-03-01 Nippon Steel Corp Surface treatment of galvanized steel iron
JPS5542443A (en) * 1978-09-22 1980-03-25 Hitachi Ltd Clock supervisory system

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5227025A (en) * 1975-08-27 1977-03-01 Nippon Steel Corp Surface treatment of galvanized steel iron
JPS5542443A (en) * 1978-09-22 1980-03-25 Hitachi Ltd Clock supervisory system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6074819A (ja) * 1983-09-30 1985-04-27 Fujitsu Ltd 位相同期回路
JP2008258861A (ja) * 2007-04-04 2008-10-23 Epson Toyocom Corp クロック監視回路及びルビジウム原子発振器

Also Published As

Publication number Publication date
JPH0318773B2 (enrdf_load_stackoverflow) 1991-03-13

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