Title :
A 138 dB dynamic range CMOS image sensor with new pixel architecture
Author :
Stoppa, D. ; Simoni, A. ; Gonzo, L. ; Gottardi, M. ; Dalla Betta, G.-F.
Author_Institution :
Ist. per la Ricerca Scientifica a Tecnologica, Povo, Italy
Abstract :
A 128/spl times/64 pixel image sensor in 0.35 /spl mu/m 3.3V CMOS technology achieves 138 dB dynamic range by adapting single-pixel integration time to the local illumination conditions. Video frame rate is achieved with 0.2% rms temporal noise and 14 mW power in a test chip.
Keywords :
CMOS image sensors; integrated circuit noise; integrated circuit testing; video signal processing; 0.35 micron; 128 pixel; 14 mW; 3.3 V; 64 pixel; 8192 pixel; CMOS image sensor; dynamic range; local illumination conditions; pixel architecture; rms temporal noise; single-pixel integration time; test chip; video frame rate; Analog memory; CMOS image sensors; CMOS technology; Capacitance; Dynamic range; Image sensors; Lighting; Photodiodes; Pixel; Threshold voltage;
Conference_Titel :
Solid-State Circuits Conference, 2002. Digest of Technical Papers. ISSCC. 2002 IEEE International
Conference_Location :
San Francisco, CA, USA
Print_ISBN :
0-7803-7335-9
DOI :
10.1109/ISSCC.2002.992928
