J Cui, D Wu, T Zhong, W Liu - Physical Communication, 2024 - Elsevier
This paper investigates the optimization of multichannel allocation in cache-enabled multicasting small-cell networks (CMSNs). In the traditional fixed channel allocation scheme …
H Lee, JP Hong, W Choi - arXiv preprint arXiv:2407.04239, 2024 - arxiv.org
The surge in wireless devices and data traffic volume necessitates more efficient transmission methods. Multicasting has garnered consistent attention as a means to fulfill …
The temporal nature of data in Internet of Things (IoT) networks necessitates periodic updates of cached content at edge devices, while multicasting dynamic content can …
H Seo, H Lee, W Choi - IEEE Transactions on Communications, 2021 - ieeexplore.ieee.org
The fundamental limits of private information retrieval (PIR) with unknown cache prefetching at the user are investigated in this paper. To this end, a novel random linear combination …
H Seo, H Lee, K Son, W Choi - IEEE Communications Letters, 2021 - ieeexplore.ieee.org
The freshness and privateness of information in a real-time status updating is mainly investigated in this letter. First, an information freshness and privateness tradeoff is …