Zobrazeno 1 - 10
of 2 678
pro vyhledávání: '"A. Chatzinotas"'
Autor:
Van Chien, Trinh, Quan, Nguyen Minh, Do, Tri Nhu, Le, Cuong, Nguyen, Tan N., Chatzinotas, Symeon
Low Earth orbit (LEO) satellites has brought about significant improvements in wireless communications, characterized by low latency and reduced transmission loss compared to geostationary orbit (GSO) satellites. Ultra-dense LEO satellites can serve
Externí odkaz:
http://arxiv.org/abs/2412.08250
Autor:
Farré, Valdemar, Estrada-Jiménez, Juan C., Sánchez, José D. Vega, Vasquez-Peralvo, Juan A., Chatzinotas, Symeon
In recent years, the fifth-generation (5G) mobile network has been developed worldwide to remarkably improve network performance and spectral efficiency. Very recently, reconfigurable intelligent surfaces (RISs) technology has emerged as an innovativ
Externí odkaz:
http://arxiv.org/abs/2412.05385
Autor:
Iacovelli, Giovanni, Sheemar, Chandan Kumar, Khan, Wali Ullah, Mahmood, Asad, Alexandropoulos, George C., Querol, Jorge, Chatzinotas, Symeon
In this article, we propose the integration of the Holographic Multiple Input Multiple Output (HMIMO) as a transformative solution for next generation Non-Terrestrial Networks (NTNs), addressing key challenges, such as high hardware costs, launch exp
Externí odkaz:
http://arxiv.org/abs/2411.10014
Autor:
Le, Thanh-Dung, Ha, Vu Nguyen, Nguyen, Ti Ti, Eappen, Geoffrey, Thiruvasagam, Prabhu, Chou, Hong-fu, Tran, Duc-Dung, Garces-Socarras, Luis M., Gonzalez-Rios, Jorge L., Merlano-Duncan, Juan Carlos, Chatzinotas, Symeon
This study presents an innovative dynamic weighting knowledge distillation (KD) framework tailored for efficient Earth observation (EO) image classification (IC) in resource-constrained settings. Utilizing EfficientViT and MobileViT as teacher models
Externí odkaz:
http://arxiv.org/abs/2411.00209
Autor:
Chou, Hong-fu, Ha, Vu Nguyen, Thiruvasagam, Prabhu, Le, Thanh-Dung, Eappen, Geoffrey, Nguyen, Ti Ti, Tran, Duc Dung, Garces-Socarras, Luis M., Merlano-Duncan, Juan Carlos, Chatzinotas, Symeon
Earth observation (EO) systems are essential for mapping, catastrophe monitoring, and resource management, but they have trouble processing and sending large amounts of EO data efficiently, especially for specialized applications like agriculture and
Externí odkaz:
http://arxiv.org/abs/2410.21916
In this paper, we investigate symbol-level precoding (SLP) and efficient decoding techniques for downlink transmission, where we focus on scenarios where the base station (BS) transmits multiple QAM constellation streams to users equipped with multip
Externí odkaz:
http://arxiv.org/abs/2410.22028
Autor:
Van Chien, Trinh, Duc, Bui Trong, Luong, Ho Viet Duc, Binh, Huynh Thi Thanh, Ngo, Hien Quoc, Chatzinotas, Symeon
This research exploits the applications of reconfigurable intelligent surface (RIS)-assisted multiple input multiple output (MIMO) systems, specifically addressing the enhancement of communication reliability with modulated signals. Specifically, we
Externí odkaz:
http://arxiv.org/abs/2410.05961
We attempt to propose the first orthogonal-state-based protocols of measurement-device-independent quantum secure direct communication and quantum dialogue employing single basis, i.e., Bell basis as decoy qubits for eavesdropping detection. Orthogon
Externí odkaz:
http://arxiv.org/abs/2409.20438
This paper addresses the complexities of entanglement distribution in LEO satellite networks, particularly those arising from their dynamic topology. Traditional static and dynamic entanglement distribution methods often result in high entanglement d
Externí odkaz:
http://arxiv.org/abs/2409.17032
Autor:
Chou, Hong-fu, Ha, Vu Nguyen, Thiruvasagam, Prabhu, Le, Thanh-Dung, Eappen, Geoffrey, Nguyen, Ti Ti, Garces-Socarras, Luis M., Gonzalez-Rios, Jorge L., Merlano-Duncan, Juan Carlos, Chatzinotas, Symeon
Earth Observation (EO) systems are crucial for cartography, disaster surveillance, and resource administration. Nonetheless, they encounter considerable obstacles in the processing and transmission of extensive data, especially in specialized domains
Externí odkaz:
http://arxiv.org/abs/2409.15246