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:
Nov. 20, 2018
Filed:
Aug. 31, 2016
Texas Instruments Incorporated, Dallas, TX (US);
Bradford Lawrence Hunter, Spicewood, TX (US);
Texas Instruments Incorporated, Dallas, TX (US);
Abstract
In a described example, an apparatus includes: a capacitor coupled to receive a current at a first terminal and having a second terminal coupled to ground; a first comparator coupled to a voltage at the first terminal of the capacitor and to a first reference voltage; a second comparator coupled to the voltage at the first terminal of the capacitor and to a second reference voltage that is different from the first reference voltage, and having an enable input coupled to the output of the first comparator; a discharge circuit coupled to the capacitor and enabled by the output of the second comparator; and a toggle circuit coupled to the output of the second comparator. Methods are disclosed.