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Dynamic Metasurface Antennas for 6G Extreme Massive MIMO Communications
[article]
2020
arXiv
pre-print
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We review the main characteristics of metasurfaces used for radiation and reception, and analyze their main advantages as well as their effect on the ability to reliably communicate in wireless networks ...
To date, metasurfaces are mainly considered in the context of wireless communications as passive reflecting devices, aiding conventional transceivers in shaping the propagation environment. ...
As shown in this figure, the input/output port is connected to a set of radiating elements via a reconfigurable filter encapsulating the joint effect of the propagation inside the waveguide and the externally ...
arXiv:2006.07838v2
fatcat:vec2cxckubal3liruxb53xe6dm
Implementing a safe embedded computing system in SRAM-based FPGAs using IP cores: A case study based on the Altera NIOS-II soft processor
2011
2011 IEEE Second Latin American Symposium on Circuits and Systems (LASCAS)
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, which are making these devices particularly attractive as ASICs replacement, and as they offer the unique feature of in-the-field reconfiguration. ...
However, the sensitivity of reconfigurable FPGAs to ionizing radiation mandates the adoption of fault tolerant mitigation techniques that may impact heavily the FPGA resource usage. ...
Both SRAM-based and Flash-based FPGAs suffer from radiation-induced SEUs in the memory elements hosted by the reconfigurable fabric (flip-flops, and memory arrays). ...
doi:10.1109/lascas.2011.5750278
fatcat:lbbvzo6qbvb5neizvjara6vbwe
New Techniques for Improving the Performance of the Lockstep Architecture for SEEs Mitigation in FPGA Embedded Processors
2009
IEEE Transactions on Nuclear Science
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The use of such devices for space or mission critical applications, however, is being delayed by the lack of effective low cost techniques to mitigate radiation induced errors. ...
In this paper a non invasive approach for the implementation of fault tolerant systems based on COTS processors embedded in FPGAs, using lockstep in conjunction with checkpoint and rollback recovery, is ...
using DMA transfers. ...
doi:10.1109/tns.2009.2013237
fatcat:mzw6cprluzhfrfmmlohota5kzy
Reconfigurable System-on-Chip Data Processing Units for Space Imaging Instruments
2007
2007 Design, Automation & Test in Europe Conference & Exhibition
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This design has been successfully demonstrated in space on Venus Express. From this, a reconfigurable DPU design for future advanced imaging sensors is derived using embedded processing cores. ...
Individual Data Processing Units (DPUs) are commonly used for operational control and specific data processing of scientific space instruments. ...
To verify the usability of the Virtex-II Pro for space radiation environment, we have performed Single Event Effects (SEE) radiation testing on a commercial device in the frame of an ESA study. ...
doi:10.1109/date.2007.364420
dblp:conf/date/FietheMDOZ07
fatcat:57zi56ad7fcbzmag4ga2uuafky
Hardware and Software Task Scheduling for ARM-FPGA Platforms
2018
2018 NASA/ESA Conference on Adaptive Hardware and Systems (AHS)
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Dynamic Partial Reconfiguration places these hardware tasks in the programmable logic at appropriate times. For an efficient scheduling, it needs to be decided when and where to execute a task. ...
ARM-FPGA coupled platforms allow accelerating the computation of specific algorithms by executing them in the FPGA fabric. ...
The smaller region is reconfigured in 8 ms, the larger one in 18 ms. Two DMA cores (m = 2) allow data transfer from memory to reconfigurable regions and vice versa. ...
doi:10.1109/ahs.2018.8541481
dblp:conf/ahs/DorflingerASFMK18
fatcat:vvgfyazdg5fanlmqx6dpvolcvy
A low-cost SEE mitigation solution for soft-processors embedded in Systems on Pogrammable Chips
2009
2009 Design, Automation & Test in Europe Conference & Exhibition
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When deployed in safety-or mission-critical applications, as avionic-and space-oriented ones, Singe Event Effects (SEEs) affecting COTS FPGA, which may have catastrophic effects if neglected, have to be ...
The availability of multimillion Commercial-Off-The-Shelf (COTS) Field Programmable Gate Arrays (FPGAs) is making now possible the implementation on a single device of complex systems embedding processor ...
We propose a design flow to that can effectively be adopted by designers in mitigating radiation-induced errors affecting processor cores embedded in FPGA-based SoPCs. ...
doi:10.1109/date.2009.5090687
dblp:conf/date/ReordaVMR09
fatcat:4qxtgqg4bfgpxbl5nmyrbao2vq
Summary of Multiple Benchmarks on the High Performance Data Processor (HPDP)
2021
Zenodo
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The purpose of this communication is to discuss on the suitability of the HPDP device for power-efficient, on-board data processing in future satellites. Five use cases will be presented. ...
Targeting >90% correct answers for the application of the VD, the NN is trained outside the HPDP device by using the tensor flow framework and python and the final NN is mapped on the HPDP in order to ...
The data to be encrypted are fetched to the incoming stream by the DMA in groups of 4 bytes. From the other side, the cypher sends data to the on-chip SRAM in packets of 4 bytes too. ...
doi:10.5281/zenodo.5569048
fatcat:lmkaj4tk4rfitk5gg7ueqoj3ae
On the Use of System-on-Chip Technology in Next-Generation Instruments Avionics for Space Exploration
[chapter]
2016
IFIP Advances in Information and Communication Technology
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System-on-Chip (SoC) technology enables integrating all the functionality required to control and process science data delivered by space instruments in a single silicon chip (e.g., microprocessor + programmable ...
Besides, we also discuss the different fault-tolerance techniques that have been implemented in the CIRIS controller SoC to deal with harsh radiation conditions prevailing in deep-space environments. ...
Acknowledgment The research described in this chapter was carried out at the Jet Propulsion Laboratory, California Institute of Technology, under a contract with the National Aeronautics and Space Administration ...
doi:10.1007/978-3-319-46097-0_1
fatcat:nqui25k2t5b3fhey5ap3qskyfi
Adaptive controller for a Fourier Transform Spectrometer with space applications
2015
2015 IEEE Aerospace Conference
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System-on-Chip (SoC) technology enables integrating all the functionality required to control and process science data delivered by space instruments in a single silicon chip (e.g., microprocessor + programmable ...
Besides, we also discuss the different fault-tolerance techniques that have been implemented in the CIRIS controller SoC to deal with harsh radiation conditions prevailing in deep-space environments. ...
Acknowledgment The research described in this chapter was carried out at the Jet Propulsion Laboratory, California Institute of Technology, under a contract with the National Aeronautics and Space Administration ...
doi:10.1109/aero.2015.7119098
fatcat:xkkokvg52fbqfm6cuclpacpjl4
Isolation Design Flow Effectiveness Evaluation Methodology for Zynq SoCs
2020
Electronics
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This paper proposes a methodology to evaluate the effectiveness of the IDF. To do so, reverse engineering is used to enable fault injection on the IDF designs with minimal changes in the bit-stream. ...
Static Random-Access Memory (SRAM)-based Field Programmable Gate Arrays (FPGAs) are increasingly being used in many application domains due to their higher logic density and reconfiguration capabilities ...
are vulnerable to radiation-induced failures, aging and electro-migration issues to name a few. ...
doi:10.3390/electronics9050814
fatcat:wqq5rqlkjbbqjabc44mzrxkkpy
Fine-grained module-based error recovery in FPGA-based TMR systems
2016
2016 International Conference on Field-Programmable Technology (FPT)
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Space processing applications deployed on SRAMbased Field Programmable Gate Arrays (FPGAs) are vulnerable to radiation-induced Single Event Upsets (SEUs). ...
repairing soft-errors in the system. ...
The considerable amount of configuration memory in these devices is also susceptible to radiation-induced corruption. Two approaches have emerged to deal with this problem. ...
doi:10.1109/fpt.2016.7929433
dblp:conf/fpt/ZhaoANCD16
fatcat:rs6a4kjn7bcgvji4sqhycdciwa
Identification of Design Considerations for Small Satellite Remote Sensing Systems in Low Earth Orbit
2015
Journal of Aerospace Technology and Management
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It will carry out a system of image acquisition as a working tool for researches based on the obtained data. ...
For this reason, this article focuses on the identification of the characteristics, requirements and restrictions, which must be considered in the design of a remote sensing system for satellites under ...
The radiation mainly induces two types of effects: the total ionizing dose (TID) and the single event effect (SEE), which affect the correct performance of the electronic devices. ...
doi:10.5028/jatm.v7i1.405
fatcat:t6mzpr4igzan3cwas3igmebcrm
Holographic MIMO Communications: Theoretical Foundations, Enabling Technologies, and Future Directions
[article]
2023
arXiv
pre-print
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2022 pre-print arXiv:2212.01257v1 fatcat:gv6mb3fwcjaftjzyz3g4aag7k4Other Versions
In this survey, we present a comprehensive overview of the latest advances in the HMIMO communications paradigm, with a special focus on their physical aspects, their theoretical foundations, as well as ...
However, in spite of the significant potential, the studies on HMIMO communications are still at an initial stage, its fundamental limits remain to be unveiled, and a certain number of critical technical ...
Enabled by tunable devices and materials, reconfigurable HMIMOS are spurred. The authors used PIN diodes to dynamically control the radiation of each unit in [121] . ...
arXiv:2212.01257v2
fatcat:a74hkov4zjddfc2alo3a2kfvtu
Thermal transport in 3D printed shape memory polymer metamaterials
2022
APL Materials
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On the contrary, thermal radiation dominates heat transfer in microlattices and its contribution to the Kelvin-foam structure ranges from 68% to 83% and to the octet-truss structure ranges from 59% to ...
Here, we show that thermal transport in 3D-printed shape memory polymers strongly depends on the shape, solid volume fraction, and temperature and that thermal radiation plays a critical role. ...
Due to the dominant contribution of radiation heat transfer in low-density microlattices, the overall effective thermal conductivity of both OT and KF, therefore, increases significantly with temperature ...
doi:10.1063/5.0094036
fatcat:5zpoqvxbu5czpmgb5wy3gmcrvy
A Survey of FPGA-Based Robotic Computing
[article]
2021
arXiv
pre-print
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However, the high computation and data complexity of robotic algorithms pose great challenges to its applications. On the one hand, CPU platform is flexible to handle multiple robotic tasks. ...
In this paper, we give an overview of previous work on FPGA-based robotic accelerators covering different stages of the robotic system pipeline. ...
which radiation induces high local power dissipation, leading to device failure. ...
arXiv:2009.06034v3
fatcat:fnp5q5wcyrd2hgpllso22mv2xm
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