Pixels in an array of image sensor pixels contain photo-sensors. In response to illumination of a photo-sensor, an initial signal is generated. Multiple comparison signals are also generated based on the initial signal. One of the comparison signals remains internal to the pixel, and other comparison...http://www.google.fr/patents/US20050103981?utm_source=gb-gplus-shareBrevet US20050103981 - PHOTO-SENSOR ARRAY WITH PIXEL-LEVEL SIGNAL COMPARISON
PHOTO-SENSOR ARRAY WITH PIXEL-LEVEL SIGNAL COMPARISON
Numéro de demande: 11/022,636 Numéro de publication: US 2005/0103981 A1 Date de dépôt: 28 déc. 2004 Brevet délivré: US6917030 ( Date de délivrance 12 juil. 2005)