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:
May. 19, 2026
Filed:
Aug. 20, 2020
Lg Electronics Inc., Seoul, KR;
Hwanjoon Choi, Seoul, KR;
LG ELECTRONICS INC., Seoul, KR;
Abstract
The present invention is applicable to a technical field related to display apparatuses, and the present invention relates to a transfer substrate that transfers a phosphor onto a semiconductor light-emitting device, in which the transfer substrate may comprise: a temporary substrate; a unit phosphor structure which is provided on the temporary substrate and comprises a color filter, a phosphor stacked on the color filter, and a phosphor binder for fixing the phosphor; and a light-absorption layer, which is an inorganic layer provided between the temporary substrate and the color filter, and absorbs light to separate the unit phosphor structure from the temporary substrate.