Invention Grant
- Patent Title: Light emitting device with LED stack for display and display apparatus having the same
-
Application No.: US16207881Application Date: 2018-12-03
-
Publication No.: US10672747B2Publication Date: 2020-06-02
- Inventor: Chang Yeon Kim , Jong Hyeon Chae , Jong Min Jang , Ho Joon Lee , Seong Gyu Jang
- Applicant: SEOUL VIOSYS CO., LTD.
- Applicant Address: KR Ansan-si
- Assignee: Seoul Viosys Co., Ltd.
- Current Assignee: Seoul Viosys Co., Ltd.
- Current Assignee Address: KR Ansan-si
- Agency: H.C. Park & Associates, PLC
- Main IPC: H01L25/075
- IPC: H01L25/075 ; H01L33/22 ; H01L33/38 ; H01L33/40 ; H01L33/42 ; G02B5/26 ; H01L33/62 ; H01L33/08 ; H01L33/46 ; H01L33/64

Abstract:
A light emitting device for a display includes a substrate and first, second, and third LED sub-units, a first transparent electrode between the first and second LED sub-units and in ohmic contact with the first LED sub-unit, a second transparent electrode between the second and third LED sub-units and in ohmic contact with the second LED sub-unit, a third transparent electrode between the second transparent electrode and the third LED sub-unit and in ohmic contact with the third LED sub-unit, at least one current spreader connected to at least one of the first, second, and third LED sub-units, electrode pads disposed on the substrate, and through-hole vias formed through the substrate, in which at least one of the through-hole vias is formed through the substrate and the first and second LED sub-units.
Public/Granted literature
- US10748881B2 Light emitting device with LED stack for display and display apparatus having the same Public/Granted day:2020-08-18
Information query
IPC分类: