Phase-compensating polarization diversity receiver

Phase-locked loop based controller for adjusting an adaptive...

Phase-locked loop circuit with switchable outputs for multiple l

Phased lock loop synchronous detecting system with an automatic

Phaselock receiver with input signal measuring capability

Phaselock receiver with phaselock detector

Phaselocked receiver with orderwire channel

Phasing receivers

Photonic switching

Physical layer unit for transmitting or receiving various...

Piezoelectric apparatus for positioning optical fibers

Piezoelectric apparatus for positioning optical fibers

Pilot strength measurement and multipath delay searcher for CDMA

Pilot tone detector

Pin diode variable attenuator

Planar magic-tee double balanced mixer

Planar monolithic millimeter wave mixer

Planar monolithic self-oscillating mixer

Planar triply-balanced microstrip mixer

Planetary gear transmission