Optimized guided wave communication system

Optimizing antenna interface for automobile radio receivers

Optimum diversity combining circuit for a plurality of channels

Opto-acoustic transducer and telephone receiver

Opto-electrical power transmission and control system

Opto-electronic antenna system

Opto-electronic repeater

Opto-isolator hybrid circuit

Optoelectrical connector device and optical plug socket therefor

Optoelectronic compound switching matrix

Optoelectronic device for an optical communication system

Optoelectronic phase locked loop with balanced...

Orthogonal frequency division multiplexing transceiver and...

Orthogonal hybrid fin-line mixer

Orthogonal modulator having a modulation mixer

Oscillator and communication apparatus

Oscillator and communications device

Oscillator for television tuner

Oscillator having a transistor formed of a wide bandgap...

Oscillator having controllable bias modes and power consumption