— The mobile communication systems today, have different radio spectrum, radio access technologies, and protocol stacks depending on the network being utilized. This gives rise t...
Abstract— In this paper, a problem for efficient use of subcarriers in downlink OFDMA multi-hop cellular networks is studied based on quality of service (QoS) guarantee of each ...
While by now feasible solutions to protect privacy for complex ubiquitous applications are available, very small devices, called context transponders (CTP) still lack resources to...
To support various devices for multimedia services, it needs to some adaptation technologies. A transcoding is one of major fields in adaptive multimedia delivery. A transcoding pr...
Yoohyun Park, Yong-Ju Lee, Hag-Young Kim, Kyongsok...
Abstract— Today’s mobile, wireless, and ad-hoc communications often exhibit extreme characteristics challenging assumptions underlying the traditional way of end-toend communic...