公开(公告)号：US10165687B2

公开(公告)日：2018-12-25

申请号：US15676352

申请日：2017-08-14

Applicant: Huawei Technologies Co., Ltd.

Inventor： Songlin Li ,  Pengbo Tian ,  Qingyun Wang ,  Liang Xu

IPC: H05K1/18 ,  H03F3/22 ,  H05K3/34

Abstract: A power tube connection structure includes a substrate, a printed circuit board, and a power tube, where a through groove allowing the power tube to pass through is cut into the printed circuit board, a mounting groove is cut into the upper surface of the substrate at a location corresponding to the through groove, one end of the power tube extends through the through groove, and is welded onto a bottom face of the mounting groove, the end of the power tube that extends into the mounting groove abuts onto a side wall of the mounting groove close to an output end of the power amplifier, and a solder flux escape channel is made into the side wall of the mounting groove close to the output end of the power amplifier.

公开(公告)号：US10426036B2

公开(公告)日：2019-09-24

申请号：US16192018

申请日：2018-11-15

Applicant: Huawei Technologies Co., Ltd.

Inventor： Songlin Li ,  Pengbo Tian ,  Qingyun Wang ,  Liang Xu

IPC: H03F3/22 ,  H05K1/18 ,  H05K3/34

Abstract: A power tube connection structure includes a substrate, a printed circuit board, and a power tube, where a through groove allowing the power tube to pass through is cut into the printed circuit board, a mounting groove is cut into the upper surface of the substrate at a location corresponding to the through groove, one end of the power tube extends through the through groove, and is welded onto a bottom face of the mounting groove, the end of the power tube that extends into the mounting groove abuts onto a side wall of the mounting groove close to an output end of the power amplifier, and a solder flux escape channel is made into the side wall of the mounting groove close to the output end of the power amplifier.