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:
May. 26, 2026

Filed:

Jan. 31, 2024
Applicant:

Bae Systems Information and Electronic Systems Integration Inc., Nashua, NH (US);

Inventors:

Chapin T. Johnson, Nashua, NH (US);

Nicholas Bergstrom, Hudson, NH (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 5/08 (2006.01); G01B 11/26 (2006.01); G02B 7/182 (2021.01); G02B 17/02 (2006.01);
U.S. Cl.
CPC ...
G02B 17/023 (2013.01); G01B 11/26 (2013.01); G02B 7/1827 (2013.01);
Abstract

An apparatus includes a first mirror reflecting an input light beam as an intermediate light beam, a second mirror reflecting the intermediate light beam as an output light beam, an angle sensor measuring an angle of the output light beam, and a centration sensor measuring a centration of the input light beam. The apparatus further includes a controller configured to (i) based on measurements from the centration and angle sensors, determine an input path of the input light beam, (ii) based on the determined input path of the input light beam and a target output path, determine a target intermediate path, and (iii) based on the target intermediate path, determine target orientations of the first and second mirrors, such that the first and second mirrors, when steered to the respective target orientations, reflect the input light beam along the target output path.


Find Patent Forward Citations

Quick Actions:

Johnson, Chapin. (2026). Folded optical system with input centration sensing and output angle sensing (U.S. Patent No. 12638663). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12638663

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