Mobile satellite communication terminal

Modulated signal transmitting apparatus

Multi-channel transponder with channel amplification at a common

Multiple address radio system having automatic radio calibration

Multiple channel radio frequency repeater

Oscillator-shuttle-circuit (OSC) networks for conditioning energ

Radio communication apparatus and radio communication method

Radio coverage in closed environments

Radio frequency repeater for cancelling feedback...

Radio having a MEMS preselect filter

Radio receiving and retransmitting apparatus with frequency lock

Relaying system and method with partner relays and selective...

Relaying system and method with partner relays and selective...

Repeater having frequency conversion

Split band filter for cellular mobile radio

Spurious-free flexible frequency converter and a satellite...

Straight-through-repeater

System using carrier burst sequences for detecting interference

Television local wireless transmission and control

Transponder with reply frequency derived from frequency of recei