Detector for indicating frequency deviation peaks

Digital carrier-recovery scheme for FM stereo detection

Digital carrier-recovery scheme for FM stereo detection

Digital carrier-recovery scheme for FM stereo detection

Digital carrier-recovery scheme for FM stereo detection

Digital FM demodulator using delayed signal product with arctang

Digital FM receiver back end

Digital FM stereo receiver architecture

Digital FM stereo receiver architecture

Direct conversion FM receiver

Direct conversion FM receiver with offset

Distortion canceller for FM receiver

Divider method and apparatus with means for avoiding divide by z

Double super-heterodyne receiver

Double superheterodyne receiver with independent frequency calib

Double-converting FM tuner

Double-sideband, suppressed-carrier, signal injection apparatus

Dual audio capture limiter squelch circuit

Dual channel downconverter for pulsed radio frequency...

Dual conversion FM receiver using phase locked direct conversion