An antenna assembly for use with a portable transceiver provides improved communication between the portable transceiver and a base station. A novel antenna assembly is created wherein the radiating portion is elevated above the handset by combining a half wavelength sleeve dipole antenna with a coaxial...http://www.google.de/patents/US5440317?utm_source=gb-gplus-sharePatent US5440317 - Antenna assembly for a portable transceiver
