公开(公告)号：WO2019209903A1

公开(公告)日：2019-10-31

申请号：PCT/US2019/028847

申请日：2019-04-24

Applicant: COMMSCOPE TECHNOLOGIES LLC

Inventor： LI, Hong Hui ,  ZIMMERMAN, Martin L. ,  WU, Bo ,  WU, Ligang

IPC: H01Q3/26 ,  G01R29/10 ,  H04B17/12 ,  H01P1/18

Abstract: A base station antenna includes a backplane and a plurality of radiating elements that extend forwardly from the backplane. The antenna further includes a plurality of feed boards, and each of the feed boards has a respective group of one or more of the radiating elements mounted thereon. The antenna also includes a calibration port and a calibration circuit that has a calibration combiner that has an output that is coupled to the calibration port and a plurality of directional couplers that are coupled to the calibration combiner. At least a first portion of a first of the first directional couplers is implemented on a first of the feed boards.

公开(公告)号：EP3785322A1

公开(公告)日：2021-03-03

申请号：EP19733175.4

申请日：2019-04-24

Applicant: CommScope Technologies LLC

Inventor： LI, Hong Hui ,  ZIMMERMAN, Martin L. ,  WU, Bo ,  WU, Ligang

IPC: H01Q3/26 ,  G01R29/10 ,  H04B17/12 ,  H01P1/18