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.

Date of Patent:
Jul. 02, 2024

Filed:

Dec. 30, 2021
Applicant:

Texas Instruments Incorporated, Dallas, TX (US);

Inventors:

Weibing Jing, Beijing, CN;

Qi Yang, Beijing, CN;

Dan Li, Beijing, CN;

Guoyang Wu, Beijing, CN;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H02M 3/158 (2006.01); H02M 1/00 (2006.01);
U.S. Cl.
CPC ...
H02M 1/0045 (2021.05); H02M 3/158 (2013.01);
Abstract

A device includes an operational amplifier having a first input, a second input and an output, the operational amplifier configured to generate a first signal at the output. The device includes a reference resistor divider having a first and second resistor, a first terminal of the first resistor coupled to the second input of the operational amplifier. A second terminal of the first resistor is coupled to a first terminal of the second resistor and a second terminal of the second resistor coupled to an electrically neutral terminal. The device includes a voltage to current (V2I) converter having an input and an output, the input coupled to the output of the operational amplifier, and the V2I converter configured to generate a second signal at the output of the V2I converter. The device includes a switch coupled to the output of the V2I converter and to the reference resistor divider.


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