H03D13/005 - CPC Classification Index

ClassID:

219058 ⎘

H03D13/005 - CPC Classification

Classification description:

Circuits for comparing the phase or frequency of two mutually-independent oscillations in which one of the oscillations is, or is converted into, a signal having a special waveform, e.g. triangular

Sub-classes:

H03D13/006 » {and by sampling this signal by narrow pulses obtained from the second oscillation} 5

Recent Application in this class:

20080122491

2008-05-29

FREQUENCY COMPARATOR, FREQUENCY SYNTHESIZER, AND RELATED METHODS THEREOF

20070201597

2007-08-30

Sub-sampled digital programmable delay locked loop with triangular waveform preshaper