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:
Oct. 06, 2020
Filed:
Mar. 28, 2019
Qualcomm Incorporated, San Diego, CA (US);
Eunyung Sung, San Diego, CA (US);
Nitz Saputra, Burlingame, CA (US);
Behnam Sedighi, La Jolla, CA (US);
Ashok Swaminathan, Cardiff, CA (US);
Honghao Ji, San Diego, CA (US);
Shahin Mehdizad Taleie, San Diego, CA (US);
Dongwon Seo, San Diego, CA (US);
QUALCOMM Incorporated, San Diego, CA (US);
Abstract
A current digital-to-analog converter includes a binary current-generating section configured to generate a binary-weighted current based on a first set of control signals; a unary current-generating section configured to generate a unary-weighted current based on a second set of control signals; and a current combining circuit configured to add or subtract a reference current and a current generated by a current source of the unary current-generating section using the binary-weighted current.