Common aperture UHF/horizontally polarized low-and mid-band...

Compact monopole antenna with structured top load

Concentric tube antenna encased in dielectric

Consolidated system of antennas

Constant impedance matching system

Dipole antenna fed by coaxial active rod

Dipole antenna formed of coaxial cable

Dipole antenna structure

Disguise antenna operating in the cellular band

Double frequency antenna

Double skirt omnidirectional dipole antenna

Dual band antenna

Dual band antenna

Dual band collinear dipole antenna

Dual band sleeve antenna

Dual band sleeve dipole antenna

Dual dipole antenna with isolation circuit

Dual frequency vertical antenna

Dual frequency vertical antenna

Dual function antenna structure and a portable radio having same