Method and apparatus for antenna control in a communications...
Method and apparatus for directional radio communication
Method and apparatus for limiting access to signals...
Method and apparatus for optimizing the usage of an antenna...
Method and apparatus for transmitting and receiving signals...
Method and apparatus providing general spherical search...
Method and device for multi-user frequency-domain channel...
Method and device for transmitting signals in a wireless...
Method and system for antenna beam steering to a satellite throu
Method for accessing a trunked communication system
Method for accurately tracking and communicating with a...
Method of and apparatus for two-way radio communication amongst
Method of improving quality of radio connection
Method of improving quality of radio connection
Multi-tone DGPS beacon transmitter and receiver