Distribution of radio-frequency signals through low bandwidth in
Diversity coverage
Diversity reception signal processing system
Diversity repeater diagnostic method and apparatus
Downstream broad beam diversity with interference cancellation
Dual band bidirectional amplifier for wireless communication
Dual layer satellite communications system and geostationary sat
Dual level prioritized vehicular repeater system
Dual mode satellite cellular telephone systems
Dual mode satellite telephone with hybrid battery/capacitor powe
Dual phased-array payload concept
Dual transmission emergency communication system
Dual-band multiple beam antenna system for communication...
Dual-band multiple beam antenna system for communication...
Dual-mode booster system
Dual-mode satellite/terrestrial mobile communication unit
Duplex RF repeater for personal communications system
Duplex satellite communication using a single frequency or pair
Dynamic capacity allocation of in-building system
Dynamic compensation of signals for space telecommunication...