Patent ID: 9622322
Date: 2017-04-11
CPC Classifications: H05B,Y02B

Claim:
1. A method for modifying the illumination of a lighting system comprising: (a) sensing a set of images using an image capture device focused on a region of interest in the vicinity of a viewer and showing a computer device; (b) discriminating a semantic meaning of said viewer's task between (1) at least one of reading and writing in said region of interest and (2) using a keyboard of said computer, based on a detection of a location of a hand of said viewer relative to said computer device; (c) selectively modifying said illumination in a different manner, in response to said discriminating said semantic meaning of said task of said viewer as one of (1) said at least one of reading and writing in said region of interest, and (2) said using said keyboard of said computer.