US 11,887,997 B2
Method for transferring light emitting elements, display panel, method for making display panel, and substrate
Po-Liang Chen, New Taipei (TW); and Yung-Fu Lin, New Taipei (TW)
Assigned to Century Technology (Shenzhen) Corporation Limited, Shenzhen (CN)
Filed by Century Technology (Shenzhen) Corporation Limited, Shenzhen (CN)
Filed on Jul. 9, 2021, as Appl. No. 17/371,526.
Application 17/371,526 is a division of application No. 16/681,954, filed on Nov. 13, 2019, granted, now 11,114,473.
Claims priority of application No. 201910604664.1 (CN), filed on Jul. 5, 2019.
Prior Publication US 2021/0335854 A1, Oct. 28, 2021
Int. Cl. H01L 27/12 (2006.01); B65G 47/92 (2006.01)
CPC H01L 27/1259 (2013.01) [B65G 47/92 (2013.01); H01L 27/1248 (2013.01)] 14 Claims
OG exemplary drawing
 
1. A substrate used in a display panel, comprising:
a base layer;
a magnetic material layer on a side of the base layer; and
a thin film transistor (TFT) array layer on a side of the magnetic material layer away from the base layer,
wherein the magnetic material layer comprises a plurality of magnetic material units spaced apart from each other,
the substrate further comprises a pixel defining layer on a side of the TFT array layer away from the base layer, the pixel defining layer defines a plurality of contact holes exposing the TFT array layer, and
each of the plurality of magnetic material units is aligned with one of the plurality of contact holes.