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Device-to-device (D2D) communication has received considerable attention in recent years as one of the key technologies for future communication system. In 3GPP, Proximity Services (ProSe) includes scenarios for D2D user equipments (DUEs) which are served by evolved Node B (eNB). If D2D system assumes that user equipments (UEs), which include cellular user equipments (CUEs) and DUEs, operate as overlay...
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