US 12,326,754 B2
Digitizer and display apparatus including the same
Jaiku Shin, Yongin-si (KR); Dongjin Park, Yongin-si (KR); Dongwoo Seo, Yongin-si (KR); and Sungchul Choi, Yongin-si (KR)
Assigned to SAMSUNG DISPLAY CO., LTD., Yongin-si (KR)
Filed by Samsung Display Co., Ltd., Yongin-si (KR)
Filed on Feb. 11, 2021, as Appl. No. 17/173,672.
Claims priority of application No. 10-2020-0085672 (KR), filed on Jul. 10, 2020.
Prior Publication US 2022/0011889 A1, Jan. 13, 2022
Int. Cl. G06F 3/041 (2006.01); G06F 1/16 (2006.01); H10K 50/86 (2023.01); H10K 50/87 (2023.01); H10K 59/12 (2023.01); H10K 59/40 (2023.01); H10K 59/80 (2023.01); H10K 77/10 (2023.01); H10K 59/131 (2023.01); H10K 102/00 (2023.01)
CPC G06F 1/1616 (2013.01) [G06F 3/041 (2013.01); H10K 50/86 (2023.02); H10K 50/87 (2023.02); H10K 59/12 (2023.02); H10K 59/40 (2023.02); H10K 59/8791 (2023.02); H10K 59/8794 (2023.02); H10K 77/111 (2023.02); G06F 2203/04102 (2013.01); H10K 59/131 (2023.02); H10K 59/875 (2023.02); H10K 2102/311 (2023.02)] 34 Claims
OG exemplary drawing
 
1. A digitizer comprising:
a base layer made of an electrically insulative material in which a metal pattern is disposed; and
a blocking layer spaced apart from the metal pattern and disposed on the base layer, the blocking layer to block light so as to prevent the metal pattern from being viewed through a display panel, wherein
a top surface of the base layer on which the blocking layer is disposed is uneven corresponding to a thickness and arrangement of the metal pattern, the top surface being a main surface of the base layer facing toward the blocking layer, and
the blocking layer includes a surface facing the base layer that is uneven corresponding to the thickness and arrangement of the metal pattern in the base layer.