Title :
Silicon retina for autofocus
Author_Institution :
Inst. for Neuroinf., Zurich Univ., Switzerland
Abstract :
This paper describes a silicon retina that measures image sharpness. The idea is to use this sensor in the image plane of an autofocusing camera system. The chip has 25×26 pixels, each (60 μm)2, is fabricated on a (2.2 mm)2 1.2 μm CMOS process, and consumes 100 μA with 5 V supply
Keywords :
CMOS image sensors; cameras; elemental semiconductors; optical focusing; silicon; 1.2 micron; 100 muA; 25 pixel; 26 pixel; 5 V; 650 pixel; CMOS process; Si; autofocusing camera system; image plane; image sharpness; silicon retina; Circuits; Focusing; Image sensors; Lenses; Photoreceptors; Pixel; Retina; Semiconductor device measurement; Sensor systems; Silicon;
Conference_Titel :
Circuits and Systems, 2000. Proceedings. ISCAS 2000 Geneva. The 2000 IEEE International Symposium on
Conference_Location :
Geneva
Print_ISBN :
0-7803-5482-6
DOI :
10.1109/ISCAS.2000.858771
