2024-03-28T09:53:48Zhttp://digital.csic.es/dspace-oai/requestoai:digital.csic.es:10261/1303092021-06-10T15:20:43Zcom_10261_90com_10261_4col_10261_343
DIGITAL.CSIC
author
Leñero-Bardallo, J. A.
author
Carmona-Galán, R.
author
Rodríguez-Vázquez, Ángel
2016
European Conference on Circuit Theory and Design (ECCTD) 2015: 1-4
http://hdl.handle.net/10261/130309
10.1109/ECCTD.2015.7300079
This paper investigates the potential of an image
sensor that combines event-based asynchronous outputs with
conventional integration of photocurrents. Pixels voltages can
be read out following a traditional approach with a source
follower and analog-to-digital converter. Furthermore, pixels
have circuitry to implement Pulse Density Modulation (PDM)
sending out pulses with a frequency that is proportional to the
photocurrent. Both read-out approaches operate simultaneously.
Their information is combined to render high dynamic range
images. In this paper, we explain the new vision sensor concept
and we develop a theoretical analysis of the expected performance
in standard AMS 0.18mm HV technology. Moreover, we provide
a description of the vision sensor architecture and its main blocks
eng
openAccess
Vision Sensor
AER
High Dynamic Range;
Linear
A high dynamic range image sensor with linear response based on asynchronous event detection
comunicación de congreso
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URL
https://digital.csic.es/bitstream/10261/130309/1/ECCTD2015_HDR_sensor-1.pdf
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ECCTD2015_HDR_sensor-1.pdf
URL
https://digital.csic.es/bitstream/10261/130309/4/ECCTD2015_HDR_sensor-1.pdf.txt
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ECCTD2015_HDR_sensor-1.pdf.txt