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. 15, 2019
Filed:
May. 22, 2018
Qualcomm Incorporated, San Diego, CA (US);
Arash Mehrabi, San Diego, CA (US);
Zongyu Dong, San Jose, CA (US);
Vijayakumar Dhanasekaran, San Diego, CA (US);
Dongyang Tang, San Diego, CA (US);
Chien-Chung Yang, San Diego, CA (US);
QUALCOMM Incorporated, San Diego, CA (US);
Abstract
An apparatus includes a reference voltage circuit having a bandgap input and a reference voltage output. The apparatus also includes a digital-to-analog converter (DAC) coupled to the reference voltage output and having a digital signal input. The apparatus includes an amplifier having a first input coupled to an output of the DAC. The first input is coupled to an output of the amplifier via a feedback resistor. The apparatus includes a resistor coupled to the reference voltage output and having a body terminal coupled to the output of the amplifier.