Globalstar Embedded Ceramic Patch Antenna Taoglas SP.1615.25.4.A.02 miniature square ceramic patch antenna is mounted via pin and double-sided adhesive. The antenna exhibits upper hemisphere radiation pattern stability with a peak gain of 4dBi and is tuned to a reference 60mm square ground-plane. The axial ratio is less than 3dBi on antenna operational angles and has a minimum of 0.54dBi at the zenith. The gain and directivity characteristics have been analyzed and approved by Globalstar.