Zobrazeno 1 - 10
of 92
pro vyhledávání: '"Oussama Bazzi"'
Publikováno v:
IEEE Access, Vol 11, Pp 44482-44495 (2023)
This paper studies the uplink resource allocation problem in NB-IoT networks. We aim to maximize the network’s energy efficiency to serve devices in need for long battery lifetime. Also, the network energy efficiency is affected by the associated U
Externí odkaz:
https://doaj.org/article/6fdd836cb907470f8d6ae566d27e82ff
Publikováno v:
EURASIP Journal on Wireless Communications and Networking, Vol 2020, Iss 1, Pp 1-26 (2020)
Abstract Following the increasing growth in the demand on mobile TV, hybrid broadcast/broadband networks emerged as a suitable approach to overtake the challenges introduced by each network separately in order to enhance users’ experience. This pap
Externí odkaz:
https://doaj.org/article/0992d18fce3f4fe88aefc73a3c3c40f0
Publikováno v:
Sensors, Vol 22, Iss 20, p 7744 (2022)
This paper presents a detailed study of uplink scheduling in narrowband internet of things (NB-IoT) networks. As NB-IoT devices need a long battery lifetime, we aim to maximize energy efficiency while satisfying the main requirements for NB-IoT devic
Externí odkaz:
https://doaj.org/article/e38467b0972041faaa900e1d991ba9ae
Publikováno v:
IEEE Access, Vol 7, Pp 59690-59707 (2019)
This paper tackles the resource allocation (RA) problem of a full-duplex (FD) device-to-device (D2D) communications enabled cellular network. In the considered scenario, multiple FD-D2D pairs share the uplink channels of the regular cellular users (C
Externí odkaz:
https://doaj.org/article/b99a312cad0543b0a233dff6c8fde529
Publikováno v:
IEEE Access, Vol 7, Pp 141226-141240 (2019)
Hybrid broadcast/broadband network (HBBN) presents a potential solution to mitigate the increasing demand for mobile TV. A proper HBBN deployment alleviates the limitations that each standalone network faces, thereby enhancing the global network cove
Externí odkaz:
https://doaj.org/article/a33bed20d1d04e8680d7e376777d6115
Publikováno v:
EAI Endorsed Transactions on Cognitive Communications, Vol 3, Iss 11, Pp 1-9 (2017)
Standard condition number (SCN) detector is a promising detector that can work eÿciently in uncertain environments. In this paper, we consider a Cognitive Radio (CR) system with large number of antennas (eg. Massive MIMO) and we provide an accurate
Externí odkaz:
https://doaj.org/article/1bfb2634a83941139252c6ce7768e1b2
Publikováno v:
EAI Endorsed Transactions on Cognitive Communications, Vol 3, Iss 10, Pp 1-8 (2017)
Scaled Largest Eigenvalue (SLE) detector stands out as the optimal single-primary-user detector in uncertain noisy environments. In this paper, we consider a multi-antenna cognitive radio system in which we aim at detecting the presence/absence of a
Externí odkaz:
https://doaj.org/article/825997d89a5349249f2e5c7a359a2324
Publikováno v:
Sensors, Vol 20, Iss 10, p 2841 (2020)
This paper details a new extrinsic calibration method for scanning laser rangefinder that is precisely focused on the geometrical ground plane-based estimation. This method is also efficient in the challenging experimental configuration of a high ang
Externí odkaz:
https://doaj.org/article/ec133fa709234f589d3f2038cf948c89
Publikováno v:
Sensors, Vol 18, Iss 5, p 1451 (2018)
A parametric scheme for spatially correlated sparse multiple-input multiple-output (MIMO) channel path delay estimation in scattering environments is presented in this paper. In MIMO outdoor communication scenarios, channel impulse responses (CIRs) o
Externí odkaz:
https://doaj.org/article/84de94ff22e84bec87dea32872a99375
Publikováno v:
International Journal of Antennas and Propagation, Vol 2015 (2015)
In multiple-input multiple-output (MIMO) transmission systems, the channel state information (CSI) at the transmitter can be used to add linear precoding to the transmitted signals in order to improve the performance and the reliability of the transm
Externí odkaz:
https://doaj.org/article/51969b5695d84c7fb1c49804cbbd292b