US 11,705,467 B2
Display device having transmittance control for under-display camera pixels, and driving method thereof
Chia-Hao Tsai, Miao-Li County (TW); Youcheng Lu, Miao-Li County (TW); Ming-Jou Tai, Miao-Li County (TW); Wei-Yen Chiu, Miao-Li County (TW); and Yung-Hsun Wu, Miao-Li County (TW)
Assigned to Innolux Corporation, Miaoli County (TW)
Filed by Innolux Corporation, Miao-Li County (TW)
Filed on Jul. 19, 2021, as Appl. No. 17/378,781.
Claims priority of application No. 202010831165.9 (CN), filed on Aug. 18, 2020.
Prior Publication US 2022/0059586 A1, Feb. 24, 2022
Int. Cl. H01L 27/146 (2006.01); G09G 3/20 (2006.01)
CPC H01L 27/14609 (2013.01) [G09G 3/20 (2013.01); H01L 27/14621 (2013.01)] 11 Claims
OG exemplary drawing
 
1. A display device, comprising a camera region and a display region adjacent to the camera region, wherein the camera region comprises a plurality of camera pixels and a plurality of first display pixels and the display region comprises a plurality of second display pixels, wherein
in a display mode, the plurality of camera pixels are in a state that a light beam is not allowed to pass through;
in a camera mode, the plurality of camera pixels are in a state that a light beam is allowed to pass through;
the plurality of camera pixels have an alternating positive/negative polarity in a first direction, the plurality of first display pixels have an alternating positive/negative polarity in the first direction, the plurality of second display pixels have an alternating positive/negative polarity in the first direction, the plurality of first display pixels have a same polarity in a second direction, the plurality of second display pixels have a same polarity in the second direction;
each of the plurality of camera pixels is opposite in polarity to adjacent first display pixel or first display pixels; and
each of the plurality of first display pixels comprises four edges, and each of the plurality of camera pixels is adjacent to two of the four edges of a corresponding first display pixel among the plurality of first display pixels.