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:
Sep. 24, 2019
Filed:
Jun. 25, 2015
Applicant:
Micro Motion, Inc., Boulder, CO (US);
Inventors:
Ulhas Arun Shouche, Pune, IN;
William M. Mansfield, Niwot, CO (US);
Vishal Vishwasrao Bhosale, Pune, IN;
Assignee:
Micro Motion, Inc., Boulder, CO (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03F 1/52 (2006.01); H03F 3/08 (2006.01); H03F 3/217 (2006.01); H04B 10/80 (2013.01); H03K 17/78 (2006.01);
U.S. Cl.
CPC ...
H03F 1/52 (2013.01); H03F 3/085 (2013.01); H03F 3/217 (2013.01); H03K 17/78 (2013.01); H04B 10/802 (2013.01); H03F 2200/261 (2013.01); H03F 2200/444 (2013.01);
Abstract
An input protection circuit () for an optocoupler () is provided. The input protection circuit () includes a first voltage limiter (D) with a first terminal that is electrically coupled to an input terminal of an amplifier circuit (), wherein the input terminal of the amplifier circuit () is configured to receive a PWM signal and the amplifier circuit () is configured to provide a voltage to the optocoupler ().