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:
Jul. 12, 2022
Filed:
Jul. 31, 2019
Active-semi, Inc., Tortola, VG;
Shu Ji, Allen, TX (US);
Chin-Ming Cheng, Taoyuan, TW;
ACTIVE-SEMI, INC., Tortola, VG;
Abstract
Methods and apparatus for selecting operating modes in a device are disclosed. In an embodiment, a method includes powering on a device that is configured to operate in safe and normal operating modes, detecting whether the device enters the normal operating mode within a time interval, and enabling the device to operate in the safe operating mode when the device does not enter the normal operating mode within the time interval. In an embodiment, an apparatus includes a power signal controller that powers on a device that is configured to operate in safe and normal operating modes, a state machine that detects whether the device enters the normal operating mode within a time interval, and a control signal controller that enables the device to operate in the safe operating mode when the device does not enter the normal operating mode within the time interval.