44d slot

The antenna has a compact volume of 42 × 6 × 6 mm3, which can cover the long term evolution (LTE) bands of 698-960 MHz and 1710-2690 MHz, and the sub-6G bands of 3300-3600 MHz 4800-5000 MHz. The design processes are presented and the structure is optimized, fabricated and measured. barbar77 slot