Patent ID: 11916298
Assignee: COMMSCOPE TECHNOLOGIES LLC
Field: Telecommunications (Electrical engineering)
Classification: CPC H | IPC H

Claim 3:
4. A patch antenna, comprising:
a multilayer printed circuit board that includes a first dielectric substrate and a second dielectric substrate, wherein a calibration network for the patch antenna, an array of patch radiators and a feed network for the array of patch radiators are integrated on the multilayer printed circuit board,
wherein a first metal pattern is provided on an upper major surface of the first dielectric substrate, the first metal pattern comprising the array of patch radiators, and a second metal pattern is provided on a lower major surface of the second dielectric substrate, the second metal pattern comprising the calibration network, and
wherein the patch antenna further comprises a fourth dielectric substrate disposed above the multilayer printed circuit board, and an array of parasitic patch radiators is provided on the fourth dielectric substrate.