Title :
Nano-power mixed-signal tunable edge-detection circuit for
Author :
Constandinou, T.G. ; Georgiou, J. ; Toumazou, C.
Author_Institution :
Imperial Coll. of Sci. Technol. & Medicine, London, UK
Abstract :
A useful nano-power circuit is presented for edge detection
Keywords :
CMOS integrated circuits; VLSI; circuit complexity; circuit simulation; circuit tuning; computer vision; edge detection; image processing equipment; low-power electronics; mixed analogue-digital integrated circuits; photodetectors; Cadence IC design environment; Spectre simulator; analog VLSI; bias current generator; compact front-end; continuous-time logarithmic circuits; core processing task; differential pair; discrete output; edge-detection circuit; five MOS devices; integrated vision systems; large signal transconductance; mixed-signal tunable circuit; nano-power circuit; next generation vision systems; photodetector circuits; pixel-level processing; reduced circuit complexity; reliable robust operation; small signal transconductance; standard CMOS process; subthreshold matching; tunable threshold; weak inversion;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:20031185
