A biomimetic VLSI sensor for visual tracking of small moving targets

Charles M. Higgins, Vivek Pant

Research output: Contribution to journalArticlepeer-review

15 Scopus citations

Abstract

Taking inspiration from the visual system of the fly, we describe and characterize a monolithic analog very large-scale integration sensor, which produces control signals appropriate for the guidance of an autonomous robot to visually track a small moving target. This sensor is specifically designed to allow such tracking even from a moving imaging platform which experiences complex background optical flow patterns. Based on relative visual motion of the target and background, the computational model implemented by this sensor emphasizes any small-field motion which is inconsistent with the wide-field background motion.

Original languageEnglish (US)
Pages (from-to)2384-2394
Number of pages11
JournalIEEE Transactions on Circuits and Systems I: Regular Papers
Volume51
Issue number12
DOIs
StatePublished - Dec 2004

Keywords

  • Analog very large-scale integration (VLSI)
  • Biomimetic
  • Spatiotemporal frequency
  • Target tracking
  • Visual motion

ASJC Scopus subject areas

  • Electrical and Electronic Engineering

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