Nano-power mixed-signal tunable edge-detection circuit for pixel-level processing in next generation vision systems

Electronics Letters

Volumn 39, Issue 25, 2003, Pages 1774-1776

  Constandinou, T G ^a   Georgiou, J ^a,b   Toumazou, C ^a,b  

^a IMPERIAL COLLEGE LONDON   (United Kingdom)

^b Toumaz Technology Ltd   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

GAIN CONTROL; PHOTOCURRENTS; PHOTODETECTORS; SCHEMATIC DIAGRAMS;

NANO-POWER MIXED-SIGNAL TUNABLE EDGE-DETECTION CIRCUIT; NEXT GENERATION VISION SYSTEMS; PIXEL-LEVEL PROCESSING;

MOS DEVICES;

EID: 0347653535     PISSN: 00135194     EISSN: None     Source Type: Journal    
DOI: 10.1049/el:20031185     Document Type: Article

References (5)

1. Rowley, M.D., and Harris, J.G.: 'A comparison of three one-dimensional edge detection architectures for analog VLSI vision systems'. IEEE ISCAS, Hong Kong, 1997, Vol. 3, pp. 1840-1843
2. Delbruck, T., and Mead, C.A.: 'Analog VLSI adaptive logarithmic wide-dynamic-range photoreceptor'. IEEE ISCAS, London, UK, 1994, pp. 339-342
3. Georgiou, J.: 'Micropower electronics for neural prosthetics'. PhD thesis, Imperial College, London, UK, 2002
4. Papasovic, A., Andreou, A.G., and Westgate, C.R.: 'Characterisation of subthreshold MOS mismatch in transistors for VLSI systems', Analog Integr. Circuits Signal Process., 1994, 6, pp. 75-85
5. Constandinou, T.G., Lande, T.S., and Toumazou, C.: 'Bio-pulsating architecture for object-based processing in next generation vision systems', Electron. Lett., 2003, 39, (16), pp. 1169-1170