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A 160×20 Light-Adaptive CMOS Vision Chip for Edge Detection Based on a Retinal Structure Using a Saturating Resistive Network
2016
ETRI Journal
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Jae-Sung Kong et al. 59 We designed and fabricated a vision chip for edge detection with a 160×120 pixel array by using 0.35 ㎛ standard complementary metal-oxide-semiconductor (CMOS) technology. ...
The light-adaptation mechanism of the edge detection circuit was quantitatively analyzed using a simple model of the saturating resistive element. ...
A vision chip for edge detection with a 160×120 pixel array was fabricated using a 0.35 ㎛ double-poly four-metal standard CMOS process. We investigated light-adaptation using the fabricated chip. ...
doi:10.4218/etrij.07.0106.0214
fatcat:k3cxl7akwjbwhahjltgjih2sam
Retina-Motivated CMOS Vision Chip Based on Column Parallel Architecture and Switch-Selective Resistive Network
2008
ETRI Journal
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A bio-inspired vision chip for edge detection was fabricated using 0.35 μm double-poly four-metal complementary metal-oxide-semiconductor technology. ...
It mimics the edge detection mechanism of a biological retina. This type of vision chip offer several advantages including compact size, high speed, and dense system integration. ...
Conclusion A bio-inspired vision chip was proposed for the computation of image information. ...
doi:10.4218/etrij.08.0108.0263
fatcat:4mqu5v4slbgjzhwz6fyjywrshu
A Low-Photocurrent CMOS Retinal Focal-Plane Sensor With a Pseudo-BJT Smoothing Network and an Adaptive Current Schmitt Trigger for Scanner Applications
2004
IEEE Sensors Journal
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Index Terms-BJT-based retinal sensor, CMOS smart sensor, neuromorphic vision chips, retinal processing circuit, VLSI. ...
This new circuit can easily be implemented in CMOS technology with a small chip area. ...
ACKNOWLEDGMENT The authors would like to thank the AlfaPlus Semiconductor Corporation for their help with chip fabrication. ...
doi:10.1109/jsen.2004.828856
fatcat:nv6dukf325btzlzctz3mtty62q
A Bio-Inspired AER Temporal Tri-Color Differentiator Pixel Array
2015
IEEE Transactions on Biomedical Circuits and Systems
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This article investigates the potential of a bioinspired vision sensor with pixels that detect transients between three primary colors. ...
Color transitions can be detected at high speed (up to 2.7kHz). The sensor has a dynamic range of 58dB and a power consumption of 22.5mW. ...
In this article we present a bio-inspired vision sensor that can detect transient changes between primary colors at high speed. ...
doi:10.1109/tbcas.2015.2492460
pmid:26540694
fatcat:beu7kssfindrheozmfx2iarvv4
Insect-vision inspired collision warning vision processor for automobiles
2008
IEEE Circuits and Systems Magazine
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This paper describes a dedicated sensory-processing architecture for collision warning which is inspired by insect vision. ...
For instance capturing and displaying views of hidden areas around the car which the driver can analyze for safer decision-making. Vision systems go a step further. ...
This paper presents a bio-inspired vision system for detection of collisions threats in automotive applications [10] . ...
doi:10.1109/mcas.2008.916097
fatcat:io5ycl5lmbhr5azp22d3y65rxi
Neuromorphic vision chips
2018
Science China Information Sciences
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The FD vision chip has the advantages in image resolution, static object detection, time-multiplex image processing, and chip area. ...
The FD neuromorphic reconfigurable vision chip comprises a high speed image sensor, a processing element array and self-organizing map neural network. ...
A 2D Silicon vision chip was implemented in CMOS process [4, 5] . ...
doi:10.1007/s11432-017-9303-0
fatcat:tnl2guf3yvczhgdlmkclhvgsqy
Colias IV: The Affordable Micro Robot Platform with Bio-inspired Vision
[chapter]
2018
Lecture Notes in Computer Science
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This research has proposed the low-cost micro ground robot Colias IV, which is particularly designed to meet the requirements to allow embedded vision based tasks on-board, such as bio-inspired collision ...
detection neural networks. ...
For example, the bio-inspired collision detection model Lobular Giant Movement Detector (LGMD) inspired from locust visual neurons [8, 9] . ...
doi:10.1007/978-3-319-96728-8_17
fatcat:ylez2vaho5bq7gsdvukljfyx34
Bio-inspired imager improves sensitivity in near-infrared fluorescence image-guided surgery
2018
Optica
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Due to its low manufacturing cost, our bio-inspired sensor will provide resource-limited hospitals with much-needed technology to enable more accurate value-based health care. ...
As a result, an overwhelming majority of physicians still rely on their unaided eyes and palpation as the primary sensing modalities for distinguishing cancerous from healthy tissue. ...
(f) Fluorescence detection limits under surgical light illumination for our bio-inspired sensor, which utilizes a multi-exposure method (green) compared with single-exposure method (blue) used in state-of-the-art ...
doi:10.1364/optica.5.000413
pmid:30465019
pmcid:PMC6241325
fatcat:bwqici36cfblfex45d6p66wcnq
Bioinspired Visual Motion Estimation
2014
Proceedings of the IEEE
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2015 pre-print arXiv:1511.00096v1 fatcat:drqw5lq335ednpza36ambzworq
His vision served as the foundation for the field of neuromorphic engineering, which has experienced a rapid growth in interest over recent years as the ideas and technologies mature. ...
Visual motion estimation is a computationally intensive, but important task for sighted animals. ...
Biology's robust processing, low power consumption, and ability to learn and adapt all present desirable characteristics for artificial systems and drive the field of bio-inspired sensing and computation ...
doi:10.1109/jproc.2014.2346763
fatcat:pdocaf6w2nez3nym4yzfpznyqe
Smart motion sensing for autonomous robots
2014
2014 IEEE Biomedical Circuits and Systems Conference (BioCAS) Proceedings
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The Tracker Motion Sensor (TMS) is a mixed signal vision system with focal-plane continuous time processing circuits that computes spatial and temporal derivatives for performing edge detection, and for ...
We present a custom VLSI vision sensor with these characteristics that provides information on the scene contrast, local motion, and position of salient targets. ...
analog/digital bio-inspired visual processing systems [5] , or by conventional digital processing architectures [6] , to trade-off size for flexibility. ...
doi:10.1109/biocas.2014.6981777
dblp:conf/biocas/MandloiBI14
fatcat:ixcrvpx5arbgnkzc3aijmvdoau
Biologically Inspired CMOS Image Sensor for Fast Motion and Polarization Detection
2013
IEEE Sensors Journal
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A complementary-metal-oxide semiconductor (CMOS) image sensor replicating the perception of vision in insects is presented for machine vision applications. ...
The pixel level optical flow generation reduces the need for digital hardware and simplifies the process of motion detection. ...
ACKNOWLEDGMENT The authors would like to thank DALSA for providing the test table to characterize the sensor, INVOMEC for helping with the fabrication of the chip, A. Mierop of DALSA, G. ...
doi:10.1109/jsen.2012.2234101
fatcat:7rbedq7nwfgztl6tgd56tcuijq
Adaptive Extreme Edge Computing for Wearable Devices
2021
Frontiers in Neuroscience
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The visioning and forecasting of how to bring computation to the edge in smart sensors have already begun, with an aspiration to provide adaptive extreme edge computing. ...
Wearable devices are a fast-growing technology with impact on personal healthcare for both society and economy. ...
Stefan Slesazeck for useful discussion on ferroelectric and memristive devices. ...
doi:10.3389/fnins.2021.611300
pmid:34045939
pmcid:PMC8144334
fatcat:5by77im5crcslgt7zj3wulzd5e
Hardware Implementation of Deep Network Accelerators Towards Healthcare and Biomedical Applications
2020
IEEE Transactions on Biomedical Circuits and Systems
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biomedical applications at the edge. ...
Oxide Semiconductor (CMOS) technology can be used to develop efficient DL accelerators to solve a wide variety of diagnostic, pattern recognition, and signal processing problems in healthcare. ...
A. CMOS DNN Accelerators General edge-AI CMOS accelerator chips can be used for DNN-enabled healthcare IoT and PoC systems. ...
doi:10.1109/tbcas.2020.3036081
pmid:33156792
fatcat:rjwfjd7vmvglpk762mqeyiteqq
Selective Change Driven Imaging: A Biomimetic Visual Sensing Strategy
2011
Sensors
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Selective Change Driven (SCD) Vision is a biologically inspired strategy for acquiring, transmitting and processing images that significantly speeds up image sensing. ...
SCD vision is based on a new CMOS image sensor which delivers, ordered by the absolute magnitude of its change, the pixels that have changed after the last time they were read out. ...
Of note are the results of the CAVIAR project [43] that developed a general AER infrastructure for constructing bio-inspired hierarchically structured multi-chip systems for sensing, processing and acting ...
doi:10.3390/s111111000
pmid:22346684
pmcid:PMC3274326
fatcat:tatvkfsb75bgrca3bantwvyspi
Resource-efficient bio-inspired visual processing on the hexapod walking robot HECTOR
2020
PLoS ONE
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Emulating the highly resource-efficient processing of visual motion information in the brain of flying insects, a bio-inspired controller for collision avoidance and navigation was implemented on a novel ...
, integrated System-on-Chip-based hardware module. ...
Acknowledgments Many thanks to Timo Korthals for supporting the experiments in the Teleworkbench, Olivier Bertrand for hints and advices, Sina Gantenbrink for taking photographs and Jens Hagemeyer for ...
doi:10.1371/journal.pone.0230620
pmid:32236111
fatcat:wclrd2h2r5hdhkiwew2xck7maq
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