نتایج جستجو برای: radiation mitigation

تعداد نتایج: 270118  

Journal: :Journal of Electrical and Computer Engineering 2013

2015
Wang Xin Wang Xu Jiang Xuedong

FPGA has found an increasingly wide utilization in automatic train control (ATC) equipment used in highspeed rail systems, which is potentially sensitive to radiation. How the space radiation caused by Geomagnetic storm affects FPGA devices was analyzed. This paper investigated the FPGA fault-tolerance techniques used nowadays and presented a new mitigation technique against upsets, duplication...

2017
Wang Xin Wang Xu Jiang Xuedong

FPGA has found an increasingly wide utilization in automatic train control (ATC) equipment used in highspeed rail systems, which is potentially sensitive to radiation. How the space radiation caused by Geomagnetic storm affects FPGA devices was analyzed. This paper investigated the FPGA fault-tolerant techniques used nowadays and presented a new mitigation technique based on duplication with co...

2010
K. Zolotarev O. B. Malyshev

A long wiggler section is required in each ILC damping ring to provide short radiation damping times. Synchrotron radiation (SR) generated by the beam in the wigglers must be absorbed by different components of the vacuum vessel, including specially designed absorbers. The optimisation of the mechanical design, vacuum system and electron cloud mitigation requires accurate calculation of the SR ...

2005
Peter C. Mehlitz

Radiation induced Single Event Effects (SEEs) are a serious problem for spacecraft flight software, potentially leading to a complete loss of mission. Conventional risk mitigation has been focused on hardware, leading to slow, expensive and outdated on-board computing devices, increased power consumption and launch mass. Our approach is to look at SEEs from a software perspective, and to explic...

2007
J. D. Offenberg D. J. Fixsen B. J. Rauscher W. J. Forrest R. J. Hanisch J. C. Mather M. E. McKelvey R. E. McMurray M. A. Nieto-Santisteban J. L. Pipher R. Sengupta H. S. Stockman

We examine cosmic-ray rejection methodology on data collected from InSb and Si:As detectors. The application of an up-the-ramp sampling technique with cosmic-ray identification and mitigation is the focus of this study. This technique is valuable for space-based observatories which are exposed to high-radiation environments. We validate the up-the-ramp approach on radiation-test data sets with ...

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