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:
Jul. 01, 2025
Filed:
May. 31, 2022
Applicant:
Ii-vi Delaware, Inc., Wilmington, DE (US);
Inventors:
Theron Jones, Wilmington, DE (US);
Richard Davis, Wilmington, DE (US);
Brian Carey, Wilmington, DE (US);
Michael Yeung, Wilmington, DE (US);
Assignee:
II-VI DELAWARE, INC., Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01S 5/042 (2006.01); H01S 5/026 (2006.01); H01S 5/183 (2006.01);
U.S. Cl.
CPC ...
H01S 5/0427 (2013.01); H01S 5/0262 (2013.01); H01S 5/183 (2013.01);
Abstract
Laser circuits are disclosed herein that include, in one example, a proxy laser drive cell and a proxy comparator circuit for deriving a laser driver bias control using one or more constant current supplies. Comparator circuits are disclosed that are adapted to generate an output based on a proxy voltage having first and second voltage components wherein one of the voltage components is developed based on one or more constant current supplies indicative of laser control current.