A good antenna is a guarantee of success. You can have excellent coverage, the perfect IoT module, but if you don't have a good antenna, your project is at risk. And thus, do not risk and choose from the most widely used 2J connector antennas.
Ceramic patch antennas used for GPS applications have a significant limitation – they must face the sky in order to get the best reception. Moreover, these antennas are sensitive to the size of the ground plane area and must be tuned together with the ground plane, which is a serious drawback.
