Zobrazeno 1 - 10
of 216
pro vyhledávání: '"Qasim Zeeshan"'
Autor:
Waqas Bin Abbas, Salman Khalid, Qasim Zeeshan Ahmed, Farhan Khalid, Temitope T. Alade, Pradorn Sureephong
Publikováno v:
IEEE Open Journal of the Communications Society, Vol 5, Pp 83-96 (2024)
Sixth Generation (6G) transceivers are envisioned to feature massively large antenna arrays compared to its predecessor. This will result in even higher spectral efficiency (SE) and multiplexing gains. However, immense concerns remain about the energ
Externí odkaz:
https://doaj.org/article/a0e379e387544dedb0d621c6771e3979
Publikováno v:
Sensors, Vol 24, Iss 21, p 6958 (2024)
This article examines the transformative potential of integrating reconfigurable intelligent surfaces (RISs) into sixth-generation (6G) wireless non-terrestrial networks (NTNs). The focus is on the RIS’s capability to address diverse user requireme
Externí odkaz:
https://doaj.org/article/9b8725376233411f9ba8c0408db724fd
Publikováno v:
ICT Express, Vol 9, Iss 1, Pp 22-28 (2023)
Device-to-device (D2D) or Sidelink aided communication is regarded as one of the most promising technologies to improve the spectral efficiency of the 5G and beyond communication system. However, two main challenges exist: 1) the selection of the opt
Externí odkaz:
https://doaj.org/article/6a211ea0f34943acbe1e29acc227281c
Autor:
Sadaf Nazneen Syed, Pavlos I. Lazaridis, Faheem A. Khan, Qasim Zeeshan Ahmed, Maryam Hafeez, Antoni Ivanov, Vladimir Poulkov, Zaharias D. Zaharis
Publikováno v:
IEEE Access, Vol 11, Pp 89591-89615 (2023)
As we advance towards 6G communication systems, the number of network devices continues to increase resulting in spectrum scarcity. With the help of Spectrum Sensing (SS), Cognitive Radio (CR) exploits the frequency spectrum dynamically by detecting
Externí odkaz:
https://doaj.org/article/e014b562ba9c4afcb7ab8f6336896ea6
Autor:
Waqas Bin Abbas, Qasim Zeeshan Ahmed, Fahd Ahmed Khan, Naeem S. Mian, Pavlos I. Lazaridis, Pradorn Sureephong
Publikováno v:
IEEE Access, Vol 11, Pp 83301-83321 (2023)
Recent research in Future Wireless Networks (FWN)s have primarily focused on improving spectral and energy efficiency, emphasizing less on reducing power consumption. Studies on current Fifth-Generation (5G) system deployment have shown that they con
Externí odkaz:
https://doaj.org/article/01275d5320de4e5bab688d564c523b9c
Autor:
Bisma Amjad, Qasim Zeeshan Ahmed, Pavlos I. Lazaridis, Maryam Hafeez, Faheem A. Khan, Zaharias D. Zaharis
Publikováno v:
IEEE Access, Vol 11, Pp 9260-9278 (2023)
Simultaneous localization and mapping (SLAM) algorithm has enabled the automation of mobile robots in unknown environments. It enables the robot to navigate through an unknown trajectory by employing sensors that provide measurements to infer the sur
Externí odkaz:
https://doaj.org/article/87da7c8fcf4e464e932dbe7f121ce498
Publikováno v:
Sensors, Vol 23, Iss 20, p 8360 (2023)
There was an error in the original publication [...]
Externí odkaz:
https://doaj.org/article/720825f6db6943f5a2e74beb1e77889d
Autor:
Samuel G. Leitch, Qasim Zeeshan Ahmed, Waqas Bin Abbas, Maryam Hafeez, Pavlos I. Laziridis, Pradorn Sureephong, Temitope Alade
Publikováno v:
Sensors, Vol 23, Iss 20, p 8598 (2023)
Indoor localization is a key research area and has been stated as a major goal for Sixth Generation (6G) communications. Indoor localization faces many challenges, such as harsh wireless propagation channels, cluttered and dynamic environments, non-l
Externí odkaz:
https://doaj.org/article/8855765d7ccf4bbeb8f73d8cdfdcca52
As the number of devices getting connected to the vehicular network grows exponentially, addressing the numerous challenges of effectively allocating spectrum in dynamic vehicular environment becomes increasingly difficult. Traditional methods may no
Externí odkaz:
http://arxiv.org/abs/2410.12521
Publikováno v:
EURASIP Journal on Wireless Communications and Networking, Vol 2021, Iss 1, Pp 1-14 (2021)
Abstract In the next generation of mobile communication networks, unprecedented challenges are required to be met, such as much higher data rates and spectrum efficiency, lower latency, and massive connectivity. Non-orthogonal multiple access (NOMA)
Externí odkaz:
https://doaj.org/article/da9d44c0314c4f61adc43091792df6dd