Patent ID: 8582052

Claim:
A rearview assembly, comprising: a transflective mirror element having a partially transmissive, partially reflective coating; at least one of an ambient sensor and a glare sensor; a liquid crystal display (LCD) positioned behind said transflective mirror element with respect to a viewer, said LCD comprising a plurality of LCD pixels; at least one spatially controlled backlight for lighting said LCD; and a processor configured to control at least one of an intensity of the at least one spatially controlled backlight and LCD pixels is dynamically controlled based upon content displayed on said LCD, such that said processor is configured to: control at least one of the LCD and said at least one spatially controlled backlight with respect to at least one of said ambient sensor and said glare sensor; determine a target scaling factor to determine an intensity of each said at least one spatially controlled backlight, wherein said target scaling factor is iteratively adjusted based on displayed content; and determine a point spread function to determine at least one of light intensity or transparency of each LCD pixel.