DC decoupled radio communication system
Device and method for matrixed adaptive equalizing for...
Device for separating transmitting waves and receiving waves and
Device for the coupling to a common antenna of at least two tran
Device for two-way information link
Dielectric filter having capacitive coupling windows between res
Dielectric filter having coupling windows between resonators, an
Dielectric filter having coupling windows between...
Dielectric filter having inductive coupling windows between reso
Dielectric filter having pairs of capacitive coupling windows be
Digital mobile transceiver with phase adjusting strip lines conn
Digital portable telephone apparatus with holding function and h
Diode-based switch for a radio transceiver
Diplexer, and high-frequency switch and antenna duplexer...
Direct conversion radio transceiver
Diversity antenna communication system
Double-port multi-through RF switch
Dual antenna radiotelephone systems including an antenna-managem
Dual frequency band wireless LAN
Dual mode phone architecture utilizing a single...