US 12,225,742 B2
Detection module and display device having the same
Junghak Kim, Hwaseong-si (KR); Youngsik Kim, Yongin-si (KR); Kyowon Ku, Seoul (KR); and Jaehyung Jo, Asan-si (KR)
Assigned to Samsung Display Co., Ltd., Yongin-si (KR)
Filed by Samsung Display Co., Ltd., Yongin-si (KR)
Filed on Feb. 7, 2024, as Appl. No. 18/435,669.
Application 18/435,669 is a continuation of application No. 17/147,321, filed on Jan. 12, 2021, granted, now 11,923,390.
Claims priority of application No. 10-2020-0044289 (KR), filed on Apr. 10, 2020.
Prior Publication US 2024/0250101 A1, Jul. 25, 2024
Int. Cl. H01L 27/146 (2006.01); G06V 40/13 (2022.01); H01L 25/18 (2023.01)
CPC H01L 27/14623 (2013.01) [G06V 40/1318 (2022.01); H01L 25/18 (2013.01); H01L 27/14614 (2013.01); H01L 27/14636 (2013.01)] 21 Claims
OG exemplary drawing
 
1. A detection module, the detection module comprising:
a substrate;
a detector disposed on the substrate to detect an external signal;
a sensor driving circuit disposed on the substrate to drive the detector; and
a light shielding layer to block an external light from entering the sensor driving circuit and to receive a light blocking voltage,
wherein the light shielding layer comprises:
a lower light shielding layer disposed between the substrate and the sensor driving circuit; and
an upper light shielding layer disposed on the sensor driving circuit, the upper light shielding layer comprising an opening part overlapping the detector.