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:
Nov. 10, 2026

Filed:

Mar. 15, 2023
Applicant:

Ii-vi Delaware, Inc., Wilmington, DE (US);

Inventor:

Martin R. Williams, Big Flats, NY (US);

Assignee:

II-VI DELAWARE, INC., Wilmington, DE (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 10/079 (2013.01); G01M 11/00 (2006.01); G02B 3/00 (2006.01); G02B 17/08 (2006.01);
U.S. Cl.
CPC ...
G01M 11/30 (2013.01); G02B 3/0087 (2013.01); G02B 17/0876 (2013.01); H04B 10/0795 (2013.01); H04B 10/07955 (2013.01); H04B 10/0797 (2013.01);
Abstract

A bidirectional optical power monitor is disclosed that is used as an in-line monitor along a section of bidirectional optical fiber. The optical power monitor includes a bidirectional assembly of a lensing arrangement with a partially reflective element coupled to an output of the lensing arrangement. The reflective element directs small portions of optical signals propagating in each direction into separate ones of a pair of photodiodes (allowing for simultaneous measurement of power propagating in both directions along an optical fiber). The reflective element directs the majority of the optical signals through the lensing arrangement a second time and thereafter coupled into the proper section of optical fiber such that a continuity of signal propagation direction is maintained.


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Williams, Martin. (2026). Bidirectional optical power monitor (U.S. Patent No. 12791428). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12791428

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