公开(公告)号：US12074648B2

公开(公告)日：2024-08-27

申请号：US17950093

申请日：2022-09-21

Applicant: QUALCOMM Incorporated

Inventor： Erwin Spits ,  Francesco Gatta ,  Adrianus Van Bezooijen ,  Leon Metreaud ,  Hakan Inanoglu

IPC: H04B17/00 ,  H04B17/12 ,  H04B17/13 ,  H04B17/21

CPC classification number: H04B17/0085 ,  H04B17/12 ,  H04B17/13 ,  H04B17/21

Abstract: A wireless communication device is provided with an in-device capability of characterizing the coupling between a pair of antennas. The wireless communication device determines the coupling through an operating gain measurement and through calibration gain measurements obtained through test ports.