1
Edward B Gindele, Andrew C Gallagher: Method of enhancing the tone scale of a digital image to extend the linear response range without amplifying noise. Eastman Kodak Company, Thomas H Close, August 30, 2005: US06937775 (25 worldwide citation)

A method of processing a digital image to improve contrast, the digital image being derived from an image captured by a recording medium having a nonlinear response to light, includes the steps of: applying a spatial filter to the digital image to produce a noise reduced digital image; subtracting t ...


2
Wayne E Prentice, Robert J Parada, Tetsuji Uezono, Kenichi Nakajima, William V Fintel: Camera using preview image to select exposure. MONUMENT PEAK VENTURES, Ascenda Law Group PC, November 14, 2017: US09819852

A digital camera comprises an image sensor for providing initial sensor image data and final sensor image data; a lens for exposing the image of a scene onto the image sensor; an exposure control system for adjusting an exposure level of a final image on the image sensor in response to a scene type; ...


3
Edward B Gindele, Andrew C Gallagher: Method of enhancing the tone scale of a digital image to extend the linear response range without amplifying noise. Eastman Kodak Company, Thomas H Close, Patent Legal Staff, November 20, 2003: US20030215153-A1

A method of processing a digital image to improve contrast, the digital image being derived from an image captured by a recording medium having a nonlinear response to light, includes the steps of: applying a spatial filter to the digital image to produce a noise reduced digital image; subtracting t ...


4
CAMERA USING PREVIEW IMAGE TO SELECT EXPOSURE. February 8, 2018: US20180041691-A1

A digital camera comprises an image sensor for providing initial sensor image data and final sensor image data; a lens for exposing the image of a scene onto the image sensor; an exposure control system for adjusting an exposure level of a final image on the image sensor in response to a scene type; ...


5
CAMERA USING PREVIEW IMAGE TO SELECT EXPOSURE. February 14, 2019: US20190052796-A1

A digital camera comprises an image sensor for providing initial sensor image data and final sensor image data; a lens for exposing the image of a scene onto the image sensor; an exposure control system for adjusting an exposure level of a final image on the image sensor in response to a scene type; ...