US 11,870,155 B2
Calibration device, base station antenna and a communication assembly
Xun Zhang, Suzhou (CN); and Hangsheng Wen, Suzhou (CN)
Assigned to CommScope Technologies LLC, Hickory, NC (US)
Filed by CommScope Technologies LLC, Hickory, NC (US)
Filed on Apr. 22, 2021, as Appl. No. 17/237,255.
Claims priority of application No. 202010466000.6 (CN), filed on May 28, 2020.
Prior Publication US 2021/0376454 A1, Dec. 2, 2021
Int. Cl. H01Q 3/26 (2006.01)
CPC H01Q 3/267 (2013.01) 19 Claims
OG exemplary drawing
 
1. A calibration device for an antenna, comprising:
a dielectric substrate; and
a metal pattern printed on the dielectric substrate,
wherein the metal pattern includes at least a portion of a calibration circuit,
wherein the first portion of the calibration circuit is on a first major surface of the dielectric substrate, a second portion of the calibration circuit is on a second major surface of the dielectric substrate that is opposite the first major surface, and at least one of the first portion and the second portion of the calibration circuit is constructed as a coplanar waveguide transmission line.