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. 24, 2026
Filed:
Nov. 14, 2019
Nspectra Co., Ltd, Daejeon, KR;
NSPECTRA CO., LTD, Daejeon, KR;
Abstract
Proposed are a display panel structure consisting of a composite material phase and capable of implementing four full colors and a transmission mode conversion, and a driving method therefor enabling conversion to a reflection mode, a shielding mode, and the transmission mode. The display panel structure includes: an upper substrate; a lower substrate; an upper electrode disposed on a surface of the upper substrate; a lower electrode disposed on a surface of the lower substrate; and a partition wall defining a unit cell region formed between the upper substrate and the lower substrate. The unit cell region includes a plurality of first particles exhibiting a first color, a plurality of second particles exhibiting a second color, a plurality of third particles exhibiting a third color, and a plurality of fourth particles exhibiting a fourth color, the first, second, third, and fourth particles being dispersed in a fluid.