US 12,335,633 B2
Anti-flicker mechanism for a digital camera
Chien-Chih Liao, Taipei (TW); Shiong Kheng Chua, Singapore (SG); and Paul Yu, District Tamsui (TW)
Assigned to Dell Products L.P., Round Rock, TX (US)
Filed by DELL PRODUCTS L.P., Round Rock, TX (US)
Filed on Mar. 8, 2023, as Appl. No. 18/180,391.
Prior Publication US 2024/0305896 A1, Sep. 12, 2024
Int. Cl. H04N 23/745 (2023.01); G02B 5/20 (2006.01); H04N 23/73 (2023.01)
CPC H04N 23/745 (2023.01) [G02B 5/205 (2013.01); H04N 23/73 (2023.01)] 20 Claims
OG exemplary drawing
 
1. An information handling system comprising:
a camera to capture video images for display on a display device of the information handling system;
a neutral density (ND) filter; and
a processor to communicate with the camera, the processor to:
determine a brightness level of an ambient light;
determine a first shutter speed of the camera;
set a stop level for the ND filter based on the brightness level of the ambient light and the first shutter speed; and
in response to the stop level of the ND filter being set, set the camera to a second shutter speed, wherein a first amount of the ambient light let into the camera by the first shutter speed is equal to a second amount of the ambient light let into the camera by a combination of the second shutter speed and the stop level of the ND filter.