Presentation 2011-03-07
A vision sensor with multiple spatial band-pass filtering
Shinsuke YASUKAWA, Hirotsugu OKUNO, Tetsuya YAGI,
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Abstract(in English) A vision sensor with multiple spatial band-pass filtering has been developed. The vision sensor is comprised of an active pixel sensor (APS), sample and hold (S&H) circuits, an analog resistive network, and a field-programmable gate array (FPGA). The resistive network realizes instantaneous spatial filtering whose spatial property depends on its resistance. We have implemented a digital circuit in FPGA, which controls resistance of the resistive network and the timing of reading out of spatial filtered images within a frame. The sensor outputs three spatial band-pass filtered images at 50 frames per second.
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Keyword(in English) Spatial band-pass filtering / Silicon retina / Resistive network
Paper # NC2010-139
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Committee NC
Conference Date 2011/2/28(1days)
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Registration To Neurocomputing (NC)
Language JPN
Title (in Japanese) (See Japanese page)
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Title (in English) A vision sensor with multiple spatial band-pass filtering
Sub Title (in English)
Keyword(1) Spatial band-pass filtering
Keyword(2) Silicon retina
Keyword(3) Resistive network
1st Author's Name Shinsuke YASUKAWA
1st Author's Affiliation Graduate School of Engineering, Osaka University()
2nd Author's Name Hirotsugu OKUNO
2nd Author's Affiliation Graduate School of Engineering, Osaka University
3rd Author's Name Tetsuya YAGI
3rd Author's Affiliation Graduate School of Engineering, Osaka University
Date 2011-03-07
Paper # NC2010-139
Volume (vol) vol.110
Number (no) 461
Page pp.pp.-
#Pages 6
Date of Issue