Adaptive variable frequency clock system for high...

Apparatus and method for dual features of frequency setting...

Apparatus for synchronously selecting different oscillators as s

Channelized frequency memory system employing feedback

Circuit for automatically detecting off-chip, crystal or on-chip

Circuit for generating two distinctive tone bursts with exponent

Circuit for synchronizing transmission local oscillating frequen

Clock control circuit

Clock signal generation and test circuitry

Clock signal generator having back-up oscillator substitution

Clock system

Crystal oscillator and back-up circuit with overspeed and unders

Digital transducer system including two reactive transducers for

Dual frequency voltage controlled oscillator

Dual voltage-controlled oscillator structure with...

Fast switching drive circuit for a ferri-resonant oscillator

First and second oscillator circuits selectively coupled through

Frequency conversion circuit with UHF/VHF common PLL buffer

Frequency spectrum noise generator

Frequency synthesizer using a matrix of selectable piezoelectric