公开(公告)号：US20170347457A1

公开(公告)日：2017-11-30

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

CPC classification number: H05K1/183 ,  H03F3/22 ,  H05K3/3442 ,  H05K2201/09036 ,  H05K2203/1178

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：US20190223293A1

公开(公告)日：2019-07-18

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: H05K1/18 ,  H03F3/22

CPC classification number: H05K1/183 ,  H03F3/22 ,  H05K3/3442 ,  H05K2201/09036 ,  H05K2203/1178

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.