Dama type satellite communication system using non-overlapped mu

Data communication system having level control means

Data communications system including a local beacon

Data communications systems and methods using different...

Data delivery in satellite communication system

Data monitoring system and method using a single time axis...

Data packet transmission scheduling in a mobile...

Data retransmission apparatus and method in a mobile...

Data sharing equipment for mobile stations

Data transfer and communication network

Data transmission system

Datacast bandwidth in wireless broadcast system

Decision-theoretic satellite communications system

Decision-theoretic satellite communications systems

Demand reporting of electricity consumption by radio in relays t

Demand-assignment multiple access control system

Demodulating system for auxiliary channel in straight-through ra

Detachable wireless transceiver for mobile marine...

Detection and elimination of oscillation within cellular...

Determination of frequency offsets in communication systems