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. 29, 2026
Filed:
Mar. 02, 2023
Postech Research and Business Development Foundation, Pohang-si, KR;
Junsuk Rho, Pohang-si, KR;
Inki Kim, Pohang-si, KR;
Jaehyuck Jang, Goyang-si, KR;
Gyeongtae Kim, Pohang-si, KR;
POSTECH RESEARCH AND BUSINESS DEVELOPMENT FOUNDATION, Pohang-si, KR;
Abstract
An apparatus for creating a holographic image, comprising: a first polarizing plate; a metasurface configured to create a first holographic image by modulating a polarization state of a light beam passing through the first polarizing plate; a controller configured to supply voltage to a voltage-varied liquid crystal (LC); and the voltage-varied LC configured to create a second holographic image by modulating a polarization state of the first holographic image according to the voltage and operating method thereof are provided.