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. 08, 2026
Filed:
Mar. 10, 2022
Applicant:
Sony Group Corporation, Tokyo, JP;
Inventors:
Gen Yonezawa, Kanagawa, JP;
Masa Miyao, Kanagawa, JP;
Assignee:
Sony Group Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 9/31 (2006.01);
U.S. Cl.
CPC ...
H04N 9/3155 (2013.01);
Abstract
An illumination device according to the present technology includes a light source unit including a light emitting unit that emits light, a phase modulation unit that performs spatial light phase modulation on incident light from the light source unit, and a control unit that causes light from the light source unit to be incident on a plurality of areas into which a phase modulation surface of the phase modulation unit is divided at different timings for each of the areas, and starts modulation driving at a timing before a light incident period for each of the areas.