US 12,015,103 B2
Micro light emitting diode display panel with option of choosing to emit light both or respectively of light-emitting regions
Yu-Yun Lo, Hsinchu County (TW); Bo-Wei Wu, Hsinchu County (TW); Shiang-Ning Yang, Hsinchu County (TW); and Chang-Feng Tsai, Hsinchu County (TW)
Assigned to PlayNitride Display Co., Ltd., MiaoLi County (TW)
Filed by PlayNitride Display Co., Ltd., Miaoli County (TW)
Filed on May 10, 2021, as Appl. No. 17/315,366.
Application 17/315,366 is a continuation in part of application No. 16/935,163, filed on Jul. 21, 2020, granted, now 11,031,525.
Application 16/935,163 is a continuation of application No. 15/866,473, filed on Jan. 10, 2018, granted, now 10,763,393, issued on Sep. 1, 2020.
Claims priority of application No. 106100760 (TW), filed on Jan. 10, 2017.
Prior Publication US 2021/0280741 A1, Sep. 9, 2021
Int. Cl. H01L 33/06 (2010.01); C30B 25/18 (2006.01); C30B 29/40 (2006.01); G09G 3/32 (2016.01); H01L 25/075 (2006.01); H01L 27/12 (2006.01); H01L 27/146 (2006.01); H01L 27/15 (2006.01); H01L 33/08 (2010.01); H01L 25/16 (2023.01); H01L 33/38 (2010.01)
CPC H01L 33/06 (2013.01) [C30B 25/183 (2013.01); C30B 29/406 (2013.01); G09G 3/32 (2013.01); H01L 25/0753 (2013.01); H01L 27/1225 (2013.01); H01L 27/1259 (2013.01); H01L 27/14692 (2013.01); H01L 27/153 (2013.01); G09G 2300/0452 (2013.01); H01L 25/167 (2013.01); H01L 33/08 (2013.01); H01L 33/382 (2013.01)] 7 Claims
OG exemplary drawing
 
1. A micro light emitting diode display panel comprises:
a backplane comprising a plurality first electrode lines and a plurality of second electrode lines, wherein the plurality of first electrode lines and the plurality of second electrode lines define a plurality of sub-pixel regions arranged in an array form; and
a plurality of micro light emitting diode chips disposed on the backplane and respectively located in the sub-pixel regions, wherein each of the plurality of micro light emitting diode chips has a first electrode, a plurality of second electrodes and a plurality of light-emitting regions, the first electrode is bonded to one of the plurality of first electrode lines, and the plurality of second electrodes are bonded to one of the plurality of second electrode lines, and each of the plurality of light-emitting regions is defined by the first electrode and one of the plurality of second electrodes to emit light,
in a defect sub-pixel region, the electrical connection between one of the plurality of second electrodes and the corresponding one of the plurality of second electrode lines is cut to isolate; and
wherein the plurality of second electrodes comprise four second electrodes, and the four second electrodes surround the first electrode, and the plurality of light-emitting regions comprise four light-emitting regions.