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:
Mar. 09, 2021
Filed:
Mar. 27, 2019
Lockheed Martin Corporation, Bethesda, MD (US);
Bruce Gregory Tiemann, Longmont, CO (US);
Lockheed Martin Corporation, Bethesda, MD (US);
Abstract
A photonic integrated circuit (PIC) with embedded optical temperature sensing includes an optical interferometer containing a first arm and a second arm, and one or more optical waveguide sections configured to measure an internal temperature of the PIC. The one or more optical waveguide sections are implemented as one or more sections of the first arm and the second arm. The first arm and the second arm have a first optical path length (OPL) and a second OPL and are made of a first material and a second material, respectively.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile