	US 12,238,424 B2
	Reference frame selection for multi-frame image processing pipelines and other applications
Ibrahim Pekkucuksen, 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 Sep. 26, 2023, as Appl. No. 18/474,783.
Application 18/474,783 is a continuation of application No. 18/056,566, filed on Nov. 17, 2022, granted, now 11,889,197.
Claims priority of provisional application 63/405,220, filed on Sep. 9, 2022.
Prior Publication US 2024/0089606 A1, Mar. 14, 2024
This patent is subject to a terminal disclaimer.
Int. Cl. H04N 23/72 (2023.01); G06T 5/40 (2006.01); G06T 5/70 (2024.01); G06T 7/11 (2017.01); G06T 7/90 (2017.01); G06T 11/20 (2006.01); G06T 11/40 (2006.01); H04N 23/741 (2023.01)

CPC H04N 23/72 (2023.01) [G06T 5/40 (2013.01); G06T 5/70 (2024.01); G06T 7/11 (2017.01); G06T 7/90 (2017.01); G06T 11/203 (2013.01); G06T 11/40 (2013.01); H04N 23/741 (2023.01); G06T 2207/10024 (2013.01)]

20 Claims

1. An apparatus comprising:

at least one imaging sensor configured to capture multiple image frames having different exposure levels; and

at least one processing device configured to:

determine whether a moving saturated region is present in at least some of the image frames; and

select one of the image frames as a reference frame, the selected image frame depending on whether the moving saturated region is present in at least some of the image frames and a blur level of the selected image frame.