DocumentCode :
381711
Title :
A matrix transform imager and architecture
Author :
Hasler, Paul ; Bandyopadhyay, Abhishek
Author_Institution :
Georgia Inst. of Technol., Atlanta, GA, USA
Volume :
1
fYear :
2002
fDate :
2002
Firstpage :
177
Abstract :
We introduce our transform imager technology and architecture. This approach allows for retina and higher-level bio-inspired computation in a programmable architecture that still possesses similar high-fill factor pixels to APS imagers. This imager is capable of programmable matrix operations on the image, where we can represent the image as either a full matrix or using block matrix operations. The resulting data-flow architecture directly allows computation of spatial transforms, motion computations, and stereo computations. The core imager performs computation at the pixel plane. but still holds to a fill factor greater than 40 percent. Each pixel is composed of a photodiode sensor element and a multiplier.
Keywords :
data flow computing; image sensors; photodiodes; transforms; bio-inspired computation; block matrix operations; data-flow architecture; high-fill factor pixels; matrix transform imager; motion computations; photodiode sensor element; pixel plane; programmable architecture; spatial transforms; stereo computations; Analog computers; CMOS image sensors; Circuits; Computer architecture; Image sensors; Photodiodes; Pixel; Retina; Semiconductor device modeling; Silicon;
fLanguage :
English
Publisher :
ieee
Conference_Titel :
Sensors, 2002. Proceedings of IEEE
Print_ISBN :
0-7803-7454-1
Type :
conf
DOI :
10.1109/ICSENS.2002.1037012
Filename :
1037012
Link To Document :
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