Invention Grant
- Patent Title: Per pixel color correction filtering
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Application No.: US15198552Application Date: 2016-06-30
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Publication No.: US09979942B2Publication Date: 2018-05-22
- Inventor: Suk Hwan Lim , D. Amnon Silverstein , David R. Pope
- Applicant: Apple Inc.
- Applicant Address: US CA Cupertino
- Assignee: Apple Inc.
- Current Assignee: Apple Inc.
- Current Assignee Address: US CA Cupertino
- Agency: Fenwick & West LLP
- Main IPC: H04N9/64
- IPC: H04N9/64 ; G06T3/40 ; H04N9/76 ; H04N9/04 ; G06T1/20
Abstract:
Embodiments relate to color correction circuit operations performed by an image signal processor. The color correction circuit computes optimal color correction matrix on a per-pixel basis and adjusts it based on relative noise standard deviations of the color channels to steer the matrix.
Public/Granted literature
- US20180007333A1 PER PIXEL COLOR CORRECTION FILTERING Public/Granted day:2018-01-04
Information query
