SE397755B - DIGITAL MONITORING AND ALARM DEVICE AT RATE FREQUENCY SYSTEMS - Google Patents

DIGITAL MONITORING AND ALARM DEVICE AT RATE FREQUENCY SYSTEMS

Info

Publication number
SE397755B
SE397755B SE7502895A SE7502895A SE397755B SE 397755 B SE397755 B SE 397755B SE 7502895 A SE7502895 A SE 7502895A SE 7502895 A SE7502895 A SE 7502895A SE 397755 B SE397755 B SE 397755B
Authority
SE
Sweden
Prior art keywords
alarm device
rate frequency
frequency systems
digital monitoring
monitoring
Prior art date
Application number
SE7502895A
Other languages
Swedish (sv)
Other versions
SE7502895L (en
Inventor
F Sonntag
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of SE7502895L publication Critical patent/SE7502895L/xx
Publication of SE397755B publication Critical patent/SE397755B/en

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
SE7502895A 1974-03-18 1975-03-14 DIGITAL MONITORING AND ALARM DEVICE AT RATE FREQUENCY SYSTEMS SE397755B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2412966A DE2412966C3 (en) 1974-03-18 1974-03-18 Digital device for monitoring the synchronization of carrier frequency devices

Publications (2)

Publication Number Publication Date
SE7502895L SE7502895L (en) 1975-09-19
SE397755B true SE397755B (en) 1977-11-14

Family

ID=5910415

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7502895A SE397755B (en) 1974-03-18 1975-03-14 DIGITAL MONITORING AND ALARM DEVICE AT RATE FREQUENCY SYSTEMS

Country Status (9)

Country Link
JP (1) JPS5310417B2 (en)
AU (1) AU7897075A (en)
CH (1) CH574688A5 (en)
DE (1) DE2412966C3 (en)
FR (1) FR2265214B1 (en)
GB (1) GB1494677A (en)
IT (1) IT1034219B (en)
NL (1) NL7503157A (en)
SE (1) SE397755B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3988696A (en) * 1975-11-28 1976-10-26 The Bendix Corporation Phase lock detector for digital frequency synthesizer
JPS54150564A (en) * 1978-05-17 1979-11-26 Fujitsu Ltd Alarm circuit for pll circuit
DE2825277C3 (en) * 1978-06-08 1981-05-07 Siemens AG, 1000 Berlin und 8000 München Device for carrier shutdown
DE2918850C2 (en) * 1979-05-10 1983-05-26 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Method and circuit arrangement for recognizing the control status of a phase locked loop
JPS5776929A (en) * 1980-10-30 1982-05-14 Denki Kogyo Kk Pll synchronizing detector

Also Published As

Publication number Publication date
JPS50128967A (en) 1975-10-11
DE2412966C3 (en) 1979-07-12
DE2412966A1 (en) 1975-11-20
FR2265214A1 (en) 1975-10-17
SE7502895L (en) 1975-09-19
CH574688A5 (en) 1976-04-15
JPS5310417B2 (en) 1978-04-13
DE2412966B2 (en) 1978-11-16
AU7897075A (en) 1976-09-16
IT1034219B (en) 1979-09-10
FR2265214B1 (en) 1979-02-16
NL7503157A (en) 1975-09-22
GB1494677A (en) 1977-12-07

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