Handover of mobile radio calls between mobile switching centers
Hands-free cellular phone kit
Hands-free control system for a radiotelephone
Hands-free module
Hands-free speaking device with echo canceler
Hands-free telephone
Hands-free telephone
Hands-free two-way radio communication system
Hardware-efficient transceiver with delta-sigma...
Harmonic reject receiver architecture and mixer
Harmonically pumped monolithic planar doped barrier mixer
Headphone type fm stereo receiver
Headset for cellular telephones
Hearing aid compatible wireless handsets
Heating apparatus
Helmet transceiver assembly for a firemen's helmet assembly...
Heterodyne receiver for coherent optical communication
Heterodyne stage having precise closed-loop control of the...
Hf radio communications system with frequency management
Hf rotary joint with a .lambda./4 line between the stator...