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Recently, a study using virtual reality in order to provide an effective self-directed training experience has been actively pursued. Especially, in case of dangerous safety education, it is difficult to conduct practical training, so education using virtual reality technology is emerging as an alternative. This paper presents to virtual reality simulator model, and in particular, in reality, experience...
In today's society, pursuit of quality of life is manifested through the use of digital technology. Multimedia, or fusion of information have become ubiquitous and communication efficiency is emphasized. Human sensitivity can be considered as a one-dimensional emotion. Digital cultures have tried to realize an affective communication among humans, products, and the environment. In this paper, we present...
We propose Authentication and Key Agreement (AKA) for Machine Type Communications (MTC) in LTE-Advanced. This protocol is based on an idea of grouping devices so that it would reduce signaling congestion in the access network and overload on the single authentication server. We verified that this protocol is designed to be secure against many attacks by using a software verification tool. Furthermore,...
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