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:
Sep. 16, 2025
Filed:
Dec. 26, 2022
Honor Device Co., Ltd., Shenzhen, CN;
Youjun Zhang, Shenzhen, CN;
Yulei Wen, Shenzhen, CN;
HONOR DEVICE CO., LTD., Shenzhen, CN;
Abstract
A terminal device includes: a tablet and a keyboard. The tablet includes: a first controller, a first charging port, and a battery. The keyboard includes: a second controller and a second charging port; and the keyboard includes no battery. The first controller communicates with the second controller through data lines in 3pin. When the first charging port is connected to a first external power supply, and the second charging port is connected to a second external power supply, when a charging power of the first charging port is greater than a charging power of the second charging port, the first charging port is selected to charge the tablet and power is supplied to the keyboard through a power line in the 3pin; otherwise, the second charging port is selected to supply power to the keyboard and the tablet is charged through a power line in the 3pin.