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. 21, 2021
Filed:
Jun. 19, 2019
Electronics and Telecommunications Research Institute, Daejeon, KR;
Ung Yeon Yang, Daejeon, KR;
Ki Hong Kim, Sejong-si, KR;
Electronics and Telecommunications Research Institute, Daejeon, KR;
Abstract
A bidirectional display device may include: a first transparent display panel outputting a first image in a first direction and transmitting light reflected in a second direction that is an opposite direction of the first direction; a first transparent light panel disposed behind the first transparent display panel and providing light to the first transparent display panel; a transmittance control panel disposed behind the first transparent light panel; a second transparent display panel outputting a second image in the second direction and transmitting light reflected in the first direction; a second transparent light panel disposed between the transmittance control panel and the second transparent display panel and providing light to the second transparent display panel; a transmittance controller and controlling transmittance of at least one object included in the first image or the second image; and an image output controller controlling output of the first image and the second image.