公开(公告)号：US20170223868A1

公开(公告)日：2017-08-03

申请号：US15487885

申请日：2017-04-14

Applicant: Huawei Technologies Co., Ltd.

Inventor： Yong ZHENG ,  Bin WANG ,  Fei BIAN

IPC: H05K7/20 ,  H01Q1/24 ,  H01Q1/00 ,  H01Q1/42 ,  H01Q1/02

CPC classification number: H05K7/20145 ,  H01Q1/002 ,  H01Q1/02 ,  H01Q1/241 ,  H01Q1/42 ,  H01Q1/421 ,  H05K7/20163

Abstract: A remote radio unit, which includes a housing, a ventilation air channel, and a circuit component, where the housing is a sealed hollow cavity; the ventilation air channel passes through the housing, a top end of the ventilation air channel is connected to a top end surface of the housing in a sealed manner, and a bottom end of the ventilation air channel is connected to a bottom end surface of the housing in a sealed manner; and the circuit component is disposed inside the cavity, and is in contact with an external surface of a side wall of the ventilation air channel, so that heat generated by the circuit component is dissipated through the ventilation air channel.