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:
May. 30, 2017
Filed:
Apr. 17, 2015
Hong Fu Jin Precision Industry (Wuhan) Co., Ltd., Wuhan, CN;
Hon Hai Precision Industry Co., Ltd., New Taipei, TW;
Yong-Zhao Huang, Wuhan, CN;
HONG FU JIN PRECISION INDUSTRY (WuHan) CO., LTD., Wuhan, CN;
HON HAI PRECISION INDUSTRY CO., LTD., New Taipei, TW;
Abstract
A method for unlocking a display screen of an electronic device includes activating the display screen which is locked of the electronic device when receiving a communication signal from a key, and generating an unlocked icon on the display screen. A request is sent to the key for generating first audio information after the unlocked icon is pressed, and the first audio information of an unlock code is received from the key. When the first audio information is the same as second audio information generated by a decryption algorithm stored in the storage device of the electronic device, the display screen of the electronic device is unlocked.