for assuring initial synchronisation or for broadening the capture range

Full Title

Automatic control of frequency or phase; Synchronisation > using a reference signal applied to a frequency- or phase-locked loop > Details of the phase-locked loop > for assuring initial synchronisation or for broadening the capture range

Child Classifications

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• H03L 7/101
• H03L 7/104
• H03L 7/105
• H03L 7/107 using a variable transfer function for the loop, e.g. low pass filter having a variable bandwidth
• H03L 7/113 using frequency discriminator
• H03L 7/12 using a scanning signal