公开(公告)号：US20230216562A1

公开(公告)日：2023-07-06

申请号：US18092965

申请日：2023-01-04

Applicant: CommScope Technologies LLC

Inventor： Zhiwei Yin ,  Fangwen Wan ,  Dingshu Jin

IPC: H04B7/06

CPC classification number: H04B7/0617

Abstract: The present disclosure relates to a signal processing device and a base station antenna. The signal processing device comprises: a substrate; a beam-forming network, which is provided on one side of the substrate; and a calibration circuit, which is provided on the same side of the substrate on which the beam-forming network is provided; wherein the beam-forming network is connected to the calibration circuit via a connecting trace on the substrate.