06285798 is referenced by 115 patents and cites 12 patents.

A method of reducing the dynamic range of an input image for effectively rendering the input image on an output display medium, the method comprises the steps of extracting detail signals and coarse signals from the input image; generating contrast gain-control signals from the input image by detecting coarse scale edges; modifying the detail signals according to the contrast gain signals; and, adding the modified detail signals to the coarse signals to obtain an output image.

Title
Automatic tone adjustment by contrast gain-control on edges
Application Number
9/210107
Publication Number
6285798 (B1)
Application Date
December 11, 1998
Publication Date
September 4, 2001
Inventor
Hsien Che Lee
Penfield
NY, US
Agent
Peyton C Watkins
US
Assignee
Eastman Kodak Company
NY, US
IPC
G06T 5/20
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