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:
Jun. 27, 2017
Filed:
Mar. 26, 2015
Lenovo (Beijing) Co., Ltd., Beijing, CN;
Xiaodan Zhang, Beijing, CN;
Lenovo (Beijing) Co., Ltd., Beijing, CN;
Abstract
A control method and a device thereof are provided, which are applied to an electronic device. The electronic device includes a display module and a projection module, and is capable of displaying output content through the display module or projecting the output content to a projection screen. The method includes: detecting a state of the projection module; acquiring a current display brightness of the display module as a first display brightness, in the case that it is detected that the projection module is controlled to perform projection; and controlling a display brightness of the display module to switch from the first display brightness to a second display brightness which is lower than the first display brightness.