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Creators/Authors contains: "Kikamaze, Shem"

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  1. Practical testing of the latest wireless communications standards requires the availability of flexible radio frequency hardware, net-working and computing resources. We are providing a Cloud-based infrastructure which offers the necessary resources to carry out tests of the latest 5G standards. The testbed provides a Cloud-based Infrastructure as a Service. The research community can access hardware and software resources through a virtual platform that enables isolation and customization of experiments. In other words, researchers have control over the preferred experimental architecture and can run concurrent experiments on the same testbed. This paper introduces the resources that can be used to develop 5G testbeds and experiments. 
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  2. Radio frequency (RF) spectrum is transitioning from exclusive licensed to shared use in many bands. We demonstrate our design and implementation of a spectrum access system (SAS), which allows centrally coordinated access to shared spectrum. It shows how resources are requested by the radios and how the SAS tracks spectrum occupation and grants or denies access to requesting nodes. The open-source software framework is readily installed on Virginia Tech’s cognitive radio network (CORNET) testbed, a remotely-accessible wireless research platform of large scale. 
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