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:
Nov. 11, 2025
Filed:
Mar. 04, 2022
Applicants:
Kyungpook National University Industry-academic Cooperation Foundation, Daegu, KR;
Electronics and Telecommunications Research Institute, Daejeon, KR;
Inventors:
Hak-Rin Kim, Daegu, KR;
Tae-Hyun Lee, Daegu, KR;
Ki Hong Choi, Daejeon, KR;
Kee Hoon Hong, Daejeon, KR;
Joong Ki Park, Daejeon, KR;
Assignees:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 5/30 (2006.01); G02B 27/28 (2006.01); G03H 1/04 (2006.01);
U.S. Cl.
CPC ...
G03H 1/0443 (2013.01); G02B 5/3083 (2013.01); G02B 27/286 (2013.01); G03H 2001/0447 (2013.01); G03H 2001/0452 (2013.01); G03H 2222/31 (2013.01); G03H 2222/45 (2013.01); G03H 2223/22 (2013.01);
Abstract
A holographic camera system includes an imaging lens, a polarizer configured to circularly polarize light incident from the imaging lens, a geometric phase lens with a phase delay of λ/4, and an image sensor configured to replicate an interference pattern through self-interference of light output from the geometric phase.