Patent ID: 11923620
Assignee: CHANGSHA CHIXIN SEMICONDUCTOR TECH CO., LTD.
Field: Telecommunications (Electrical engineering)
Classification: CPC H | IPC H

Claim 3:
4. The compact ceramic chip antenna array based on ultra-wide band three-dimensional direction finding according to claim 1, wherein the metal floor comprises a first metal floor, a second metal floor, a third metal floor, a fourth metal floor and a fifth metal floor; the first metal floor, the second metal floor, the third metal floor and the fourth metal floor are arranged on the front side of the dielectric substrate; the fifth metal floor is arranged on the back side of the dielectric substrate; a first gap is provided among the first metal floor, the second metal floor and the first antenna unit; and a second gap is provided among the third metal floor, the fourth metal floor and the third antenna unit.