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:
Apr. 28, 2026
Filed:
Mar. 28, 2023
Applicant:
Cirrus Logic International Semiconductor Ltd., Edinburgh, GB;
Inventors:
Vamsikrishna Parupalli, Austin, TX (US);
Zhong You, Austin, TX (US);
Johann G. Gaboriau, Austin, TX (US);
Amar Vellanki, Cedar Park, TX (US);
Vikrant Arumugam, Cedar Park, TX (US);
Assignee:
Cirrus Logic Inc., Austin, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01K 7/22 (2006.01); H03M 1/10 (2006.01);
U.S. Cl.
CPC ...
G01K 7/22 (2013.01); H03M 1/1014 (2013.01); G01K 2219/00 (2013.01);
Abstract
A current digital-to-analog converter may be used in a system for measuring temperature of a thermistor, with mismatch reduction techniques applied to digital-to-analog converter elements of the digital-to-analog converter in order to maximize accuracy and precisions of the temperature measurement.