Converged distribution of 5G media: Opportunities of overlaid broadcast and emerging applications over dual connectivity

S Ahn, SI Park, SK Ahn, HJ Yim, S Kwon… - IEEE Transactions …, 2021 - ieeexplore.ieee.org
This paper encompasses various topics for 5G-involved broadcasting under the common
context converged distribution of 5G media. Particularly, two primary subtopics are …

Integrated inter-tower wireless communications network for terrestrial broadcasting and multicasting systems

W Li, L Zhang, Y Wu, Z Hong, S Laflèche… - IEEE Transactions …, 2021 - ieeexplore.ieee.org
This paper describes systems, devices, and methods to implement a bi-directional
integrated inter-tower wireless communications network (IITWCN). The described …

Using NOMA for enabling broadcast/unicast convergence in 5G networks

E Iradier, J Montalban, L Fanari… - IEEE Transactions …, 2020 - ieeexplore.ieee.org
This paper addresses the challenge of broadcast and unicast convergence by proposing a
PHY/MAC (Physical Layer/Medium Access Control) architecture for 5G New Radio (NR) …

Characterization and modeling of UHF wireless channel in terrestrial SFN environments: Urban fading profiles

S Ahn, J Kim, SK Ahn, S Kwon, S Jeon… - IEEE Transactions …, 2022 - ieeexplore.ieee.org
This paper proposes several realistic fading channel models to describe the signal
distortions that arise in single frequency network (SFN) environments. The proposed models …

Evaluation of ATSC 3.0 and 3GPP Rel-17 5G broadcasting systems for mobile handheld applications

SK Ahn, S Ahn, J Kim, H Kim, S Kwon… - IEEE Transactions …, 2022 - ieeexplore.ieee.org
This paper provides performance evaluations of two state-of-the-art terrestrial broadcasting
systems, ATSC 3.0 and 3GPP Rel-17 5G broadcast, in terms of physical layer capability …

Using layered division multiplexing for wireless in-band distribution links in next generation broadcast systems

L Zhang, W Li, Y Wu, S Lafleche, Z Hong… - IEEE Transactions …, 2020 - ieeexplore.ieee.org
To meet the ever increasing demand for better service quality and availability, the next
generation digital TV (DTV) broadcast, aka, the ATSC 3.0, is developed with new …

Cooperation between LDM-based terrestrial broadcast and broadband unicast: On scalable video streaming applications

S Ahn, SI Park, JY Lee, N Hur… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
This article investigates the reliability gain of broadcast (BC)/broadband (BB) cooperation for
mobile scalable video streaming. A specific form of BC-BB cooperation is introduced, which …

Velocity optimization for UAV-mounted transmitter in population-varying fields

S Ahn, J Kang, SI Park, X Wang… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
This paper proposes a spectrally efficient aviation strategy for unmanned aerial vehicle
(UAV)-mounted transmitters (Txs) operating in a service area with heterogeneous user …

Multi‐antenna diversity gain in terrestrial broadcasting receivers on vehicles: A coverage probability perspective

S Ahn, J Lee, BM Lim, HC Kwon, N Hur, SI Park - ETRI Journal, 2021 - Wiley Online Library
This paper theoretically and empirically explores the reliability gain that can be obtained by
installing multiple antennas in on‐vehicle broadcasting receivers. Analytical derivations …

Implementation and test results of on‐channel repeater for ATSC 3.0 systems

S Ahn, S Kwon, HC Kwon, Y Kim, J Lee, YS Shin… - ETRI …, 2022 - Wiley Online Library
Despite the successful launch of Advanced Television Systems Committee (ATSC) 3.0
broadcasting worldwide, broadcasters are facing obstacles in constructing void‐less large …