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. 28, 2021
Filed:
Nov. 30, 2018
Applicant:
Rain Tree Photonics Pte. Ltd., Singapore, SG;
Inventors:
Ying Huang, Singapore, SG;
Tsung-Yang Liow, Singapore, SG;
Assignee:
Rain Tree Photonics Pte. Ltd., Singapore, SG;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01M 11/00 (2006.01); G02B 6/12 (2006.01); G01N 21/84 (2006.01);
U.S. Cl.
CPC ...
G01M 11/30 (2013.01); G01N 21/84 (2013.01); G02B 6/12 (2013.01); G02B 6/12004 (2013.01); G02B 6/12002 (2013.01); G02B 2006/12038 (2013.01); G02B 2006/12061 (2013.01);
Abstract
A method for in-line optical testing is provided. The method includes providing a substrate, forming an optical device on the substrate, and forming a test circuit on the substrate, the test circuit being optically coupled to the optical device. An optical test is performed on the optical device with the test circuit. The test circuit is then removed.