US 12,218,296 B2
Display screen and displaying device having the same
Hsi-Che Chang, New Taipei (TW); Jin-Lu Li, Zhengzhou (CN); and Bo Chen, Zhengzhou (CN)
Assigned to Henan Fuchi Technology Co., Ltd., Zhengzhou (CN); and HON HAI PRECISION INDUSTRY CO., LTD., New Taipei (TW)
Filed by Henan Fuchi Technology Co., Ltd., Zhengzhou (CN); and HON HAI PRECISION INDUSTRY CO., LTD., New Taipei (TW)
Filed on Dec. 29, 2021, as Appl. No. 17/564,527.
Claims priority of application No. 202120643427.9 (CN), filed on Mar. 30, 2021.
Prior Publication US 2022/0320396 A1, Oct. 6, 2022
Int. Cl. H01L 33/62 (2010.01); H01L 25/075 (2006.01); H01L 33/38 (2010.01); H01L 33/48 (2010.01)
CPC H01L 33/62 (2013.01) [H01L 25/0753 (2013.01); H01L 33/38 (2013.01); H01L 33/486 (2013.01)] 20 Claims
OG exemplary drawing
 
12. A displaying device comprising:
a display screen, comprising:
a substrate, comprising a plurality of pad structures, the plurality of pad structures being arranged on a surface of the substrate in an array, each of the pad structures comprising a positive electrode pad and three negative electrode pads, wherein the three negative electrode pads are positioned on a side of the positive electrode pad and arranged side by side;
a plurality of LED chips, respectively arranged in a one-to-one correspondence with the pad structures, and each of the LED chips comprising a red light chip, a green light chip and a blue light chip, wherein positive electrodes of the red light chip, the green light chip, and the blue light chip correspond to the positive electrode pad, and negative electrodes of the red light chip, the green light chip, and the blue light chip correspond to the three negative electrode pads; and
a plurality of carrier boards, respectively arranged corresponding to the red light chip, the green light chip and the blue light chip, each of the carrier boards comprising a positive electrode connection terminal and a negative electrode connection terminal, wherein the positive electrode connection terminal is electrically connected to the positive electrode pad, the negative electrode connection terminal is electrically connected to corresponding red light chip, the green light chip or the blue light chip; and
a main body, connected to the display screen.