GB1291364A - Improvements in or relating to frequency controlled oscillator circuits - Google Patents

Improvements in or relating to frequency controlled oscillator circuits

Info

Publication number
GB1291364A
GB1291364A GB817570A GB817570A GB1291364A GB 1291364 A GB1291364 A GB 1291364A GB 817570 A GB817570 A GB 817570A GB 817570 A GB817570 A GB 817570A GB 1291364 A GB1291364 A GB 1291364A
Authority
GB
United Kingdom
Prior art keywords
output
stage
oscillator
controlled oscillator
frequency changer
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.)
Expired
Application number
GB817570A
Other languages
English (en)
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.)
Siemens AG
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 GB1291364A publication Critical patent/GB1291364A/en
Expired 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
    • H03L7/16—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop
    • H03L7/20—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a harmonic phase-locked loop, i.e. a loop which can be locked to one of a number of harmonically related frequencies applied to it

Landscapes

  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
GB817570A 1969-02-21 1970-02-20 Improvements in or relating to frequency controlled oscillator circuits Expired GB1291364A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691908818 DE1908818B2 (de) 1969-02-21 1969-02-21 Schaltung zur einrastung eines abstimmbaren oszillators

Publications (1)

Publication Number Publication Date
GB1291364A true GB1291364A (en) 1972-10-04

Family

ID=5725963

Family Applications (1)

Application Number Title Priority Date Filing Date
GB817570A Expired GB1291364A (en) 1969-02-21 1970-02-20 Improvements in or relating to frequency controlled oscillator circuits

Country Status (10)

Country Link
AT (1) AT313972B (pt)
BE (1) BE746304A (pt)
BR (1) BR7016888D0 (pt)
CH (1) CH514954A (pt)
DE (1) DE1908818B2 (pt)
FR (1) FR2033365B1 (pt)
GB (1) GB1291364A (pt)
LU (1) LU60378A1 (pt)
NL (1) NL154631B (pt)
YU (1) YU33467B (pt)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105577185A (zh) * 2014-10-09 2016-05-11 上海华虹宏力半导体制造有限公司 Osc频率自动校准电路及自动校准方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1305656A (fr) * 1960-09-30 1962-10-05 Siemens Ag Installation de régulation de fréquence
FR1347084A (fr) * 1961-11-13 1963-12-27 Telefunken Patent Montage d'accord électronique d'appareils de télécommunications
GB1035391A (en) * 1963-02-16 1966-07-06 Hitachi Ltd Voltage variable capacitor circuit
FR1496257A (fr) * 1966-09-15 1967-09-29 Int Standard Electric Corp Circuit résonnant à contrôle automatique de fréquence

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105577185A (zh) * 2014-10-09 2016-05-11 上海华虹宏力半导体制造有限公司 Osc频率自动校准电路及自动校准方法
CN105577185B (zh) * 2014-10-09 2018-06-19 上海华虹宏力半导体制造有限公司 Osc频率自动校准电路及自动校准方法

Also Published As

Publication number Publication date
YU40070A (en) 1976-08-31
AT313972B (de) 1974-03-11
BR7016888D0 (pt) 1973-01-04
LU60378A1 (pt) 1970-04-22
NL7001877A (pt) 1970-08-25
DE1908818B2 (de) 1973-04-12
FR2033365B1 (pt) 1973-07-13
NL154631B (nl) 1977-09-15
BE746304A (fr) 1970-08-20
YU33467B (en) 1977-02-28
DE1908818A1 (de) 1970-09-03
FR2033365A1 (pt) 1970-12-04
CH514954A (de) 1971-10-31

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee