US 11,792,535 B2
System and method to improve quality in under-display camera system with radially increasing distortion
Yibo Xu, Plano, TX (US); and Hamid R Sheikh, Allen, TX (US)
Assigned to Samsung Electronics Co., Ltd., Suwon-si (KR)
Filed by Samsung Electronics Co., Ltd., Suwon-si (KR)
Filed on Jan. 27, 2022, as Appl. No. 17/586,490.
Claims priority of provisional application 63/231,594, filed on Aug. 10, 2021.
Prior Publication US 2023/0053084 A1, Feb. 16, 2023
Int. Cl. H04N 23/80 (2023.01); H04N 23/76 (2023.01); H04N 23/84 (2023.01); G06F 1/16 (2006.01)
CPC H04N 23/80 (2023.01) [H04N 23/76 (2023.01); H04N 23/84 (2023.01); G06F 1/1686 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An electronic device comprising:
a display;
an imaging system; and
at least one processor configured to:
obtain an image captured by the imaging system, the image comprising one or more frames;
perform multi-frame processing and image signal processing on the image to produce a first processed image;
perform a point spread function inversion (PSFI) on the first processed image to produce a second processed image; and
apply PSFI radial coring on the second processed image, wherein the PSFI radial coring is configured to reduce noise in the second processed image resulting from the PSFI.