JPS52106258A - Fault detection circuit - Google Patents

Fault detection circuit

Info

Publication number
JPS52106258A
JPS52106258A JP2345476A JP2345476A JPS52106258A JP S52106258 A JPS52106258 A JP S52106258A JP 2345476 A JP2345476 A JP 2345476A JP 2345476 A JP2345476 A JP 2345476A JP S52106258 A JPS52106258 A JP S52106258A
Authority
JP
Japan
Prior art keywords
detection circuit
fault detection
circuit
cycle
detection
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
JP2345476A
Other languages
Japanese (ja)
Other versions
JPS5731688B2 (en
Inventor
Haruo Tsuda
Tomoji Inoue
Hidehiko Yamamoto
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
NEC Corp
Nippon Telegraph and Telephone Corp
Original Assignee
Fujitsu Ltd
NEC Corp
Nippon Telegraph and Telephone 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 Fujitsu Ltd, NEC Corp, Nippon Telegraph and Telephone Corp, Nippon Electric Co Ltd filed Critical Fujitsu Ltd
Priority to JP2345476A priority Critical patent/JPS52106258A/en
Publication of JPS52106258A publication Critical patent/JPS52106258A/en
Publication of JPS5731688B2 publication Critical patent/JPS5731688B2/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)

Abstract

PURPOSE:To simplify the circuit constitution by making mono-stable circuit correspond to cycle detection performed by differential circuit as well as to detect the fault occurrence through detection of the time with every cycle of the output signal of phase comparator.
JP2345476A 1976-03-03 1976-03-03 Fault detection circuit Granted JPS52106258A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2345476A JPS52106258A (en) 1976-03-03 1976-03-03 Fault detection circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2345476A JPS52106258A (en) 1976-03-03 1976-03-03 Fault detection circuit

Publications (2)

Publication Number Publication Date
JPS52106258A true JPS52106258A (en) 1977-09-06
JPS5731688B2 JPS5731688B2 (en) 1982-07-06

Family

ID=12110937

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2345476A Granted JPS52106258A (en) 1976-03-03 1976-03-03 Fault detection circuit

Country Status (1)

Country Link
JP (1) JPS52106258A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61173077U (en) * 1985-04-17 1986-10-28

Also Published As

Publication number Publication date
JPS5731688B2 (en) 1982-07-06

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