TEMPERATURE-COMPENSATED CRYSTAL-CONTROLLED OSCILLATOR Russian patent published in 2012 - IPC H03B5/36 

FIELD: radio engineering.

SUBSTANCE: device contains circuit for exciting stabilised frequency mode C of lens piezoelectric cell with the first and the second exciting electrodes applied on both sides in its central part, two mode C signal sensors in the form of resonant interdigital transducers deposited on peripheral part of lens piezoelectric cell in its inactive part, frequency control unit, the third resonant interdigital transducer, digital temperature compensation circuit and amplifier circuit for signals of the third resonant interdigital transducer.

EFFECT: higher frequency temperature stability and improved spectral characteristics of stabilised signal output.

1 dwg