Full duplex communication system apparatus using frequency selec

GEO stationary communications system with minimal delay

Geographic-area selective low-earth satellite-based paging broad

Geosynchronous satellite communication system and method

Global communication system receiver and method for operating th

Global message delivery system and method using GEO and...

Global satellite communication system with geographic protocol c

Global satellite communication system with geographic protocol c

GPS receiver

GPS RF front end IC with programmable frequency synthesizer...

GPS signal acquisition based on frequency-domain and...

Ground control of forward link assignments

Ground-based satellite communications nulling antenna

Ground-station system, ground station, device, method

Half duplex communication system having quick channel assignment

Hands-free telephone conversation system and relay device in...

Hearing system, hearing device and method of operating and...

High altitude airborne craft used as radio relay and method...

High volume uplink in a broadband satellite communications...

High-frequency signal booster