Active antenna array configuration and control for cellular...

Antenna apparatus in mobile communication system

Antenna arrangement with interleaved antenna elements

Antenna array with element isolation in the coupling network

Antenna coupling network with element pattern shift

Antenna device

Antenna system for deriving cardiod patterns

Array antenna apparatus for use in spread spectrum...

Array antenna system

Array for reducing the number of antenna elements for radiating

Base station clustered adaptive antenna array

Beam and null switch step steerable antenna system

Circular phased array antenna having non-uniform angular separat

Combination directional/omnidirectional antenna

Density tapered transmit phased array

Deterministic thinned aperture phased antenna array

Directional dual frequency antenna arrangement

Doppler VOR beacons

Dynamically variable beamwidth and variable azimuth scanning...

Electrically controlled broadband group antenna, antenna...