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:
Feb. 11, 2025
Filed:
Dec. 06, 2021
Samsung Electronics Co., Ltd., Suwon-si, KR;
Vladimir Nikolayevich Borisov, Saint Petersburg, RU;
Svetlana Vladimirovna Danilova, Sergiev Posad, RU;
Ilia Valer'evich Malyshev, Vsevolzhskiy District, RU;
Nikolay Victorovich Muravev, Podolsk, RU;
Mikhail Vyacheslavovich Popov, Krasnogorsk, RU;
Stanislav Aleksandrovich Shtykov, Moscow, RU;
Alexander Alekseyevich Aspidov, Moscow, RU;
SAMSUNG ELECTRONICS CO., LTD., Suwon-si, KR;
Abstract
A mid-air image display device and an operation method thereof are provided. The mid-air image display device includes: a projection system configured to generate a light beam for an image; at least one positive lens; and a light multiplication module comprising a first transmission grating, a second transmission grating, a waveguide and a reflection grating, and configured to receive the light beam from the projection system and transmit the received light beam through the first transmission grating, the second transmission grating, the waveguide and the reflection grating, wherein the at least one positive lens is disposed on the light multiplication module, and configured to receive the light beam transmitted through the light multiplication module to form a mid-air image.