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:
Jan. 20, 2026
Filed:
Nov. 30, 2021
Huawei Technologies Co., Ltd., Guangdong, CN;
Huawei Technologies Co., Ltd., Shenzhen, CN;
Abstract
This disclosure provides methods and apparatuses relating to obtaining device control right. One method is applied to a system including a first device and a second device. The first device detects that the second device approaches the first device, the first device sends a first key to the second device. After receiving the first key, the second device encrypts a control instruction by using the first key, where the control instruction is used to control the first device. The second device sends the encrypted control instruction to the first device, and the first device decrypts the encrypted control instruction to obtain the control instruction and executes the control instruction.