The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 14, 2026
Filed:
Jan. 17, 2024
Huawei Digital Power Technologies Co., Ltd., Shenzhen, CN;
Lin Du, Dongguan, CN;
Ping Li, Dongguan, CN;
Ningbo Feng, Xi'an, CN;
Tao Liang, Dongguan, CN;
Yuting Liu, Dongguan, CN;
Huawei Digital Power Technologies Co., Ltd., Shenzhen, CN;
Abstract
In accordance with an embodiment an apparatus, includes: a power conversion circuit having: a power port configured to receive power from an external power supply, a first direct current port configured to output a first direct current, a second direct current port configured to output a second direct current, wherein a voltage of the second direct current port is configured to be higher than a voltage of the first direct current port, an upper-layer printed circuit board (PCB) electrically connected to the second direct current port, and a lower-layer PCB electrically connected to the first direct current port and to the power port; a bottom housing; and a heat sink, wherein the lower-layer PCB, the upper-layer PCB, and the heat sink are sequentially stacked in and fastened to the bottom housing.