Unbalanced fet mixer
Unbalanced quadrature waveform
Uncoordinated frequency hopping cellular system
Undersea communication system with use of physical environment
Undersea communication system with use of physical environment
Undersea optical transmission system employing low power...
Underwater communication system
Underwater communications
Underwater magnetic field communication system
Underwater seismic source and method
Undesirable energy suppression in a contention based...
Unequal couplers for multimode pumping optical amplifiers
Unified design and centralized scheduling for dynamic simo,...
Unified uplink control signal formats
Uniformly distributed control burst structure for the uplink...
Unique identification of devices using color detection
Unit for amplifying light signals in optical fiber...
Unit for preventing an interception of a radio communication...
Universal automotive electronic radio
Universal automotive electronic radio