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Publication date
Application filedfiledCritical
Priority to JP50158304ApriorityCriticalpatent/JPS5279855A/ja
Publication of JPS5279855ApublicationCriticalpatent/JPS5279855A/ja
Publication of JPS5728219B2publicationCriticalpatent/JPS5728219B2/ja
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
H03L7/10—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range
H03L7/12—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range using a scanning signal
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
H03L7/10—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range
H03L7/107—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range using a variable transfer function for the loop, e.g. low pass filter having a variable bandwidth
Landscapes
Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers
(AREA)