Zobrazeno 1 - 10
of 160
pro vyhledávání: '"Alhammadi, Ahmed"'
The Privacy-sensitive Object Identification (POI) task allocates bounding boxes for privacy-sensitive objects in a scene. The key to POI is settling an object's privacy class (privacy-sensitive or non-privacy-sensitive). In contrast to conventional o
Externí odkaz:
http://arxiv.org/abs/2406.12736
Autor:
Wang, Xinquan, Zhu, Fenghao, Huang, Chongwen, Alhammadi, Ahmed, Bader, Faouzi, Zhang, Zhaoyang, Yuen, Chau, Debbah, Merouane
Millimeter-wave (mmWave) multiple-input multiple-output (MIMO) communication with the advanced beamforming technologies is a key enabler to meet the growing demands of future mobile communication. However, the dynamic nature of cellular channels in l
Externí odkaz:
http://arxiv.org/abs/2405.07291
Autor:
Zhu, Fenghao, Wang, Xinquan, Huang, Chongwen, Alhammadi, Ahmed, Chen, Hui, Zhang, Zhaoyang, Yuen, Chau, Debbah, Mérouane
Publikováno v:
in IEEE Wireless Communications Letters, vol. 13, no. 7, pp. 2023-2027, July 2024
The beamforming technology with large holographic antenna arrays is one of the key enablers for the next generation of wireless systems, which can significantly improve the spectral efficiency. However, the deployment of large antenna arrays implies
Externí odkaz:
http://arxiv.org/abs/2405.00391
Autor:
Zhu, Fenghao, Wang, Xinquan, Huang, Chongwen, Jin, Richeng, Yang, Qianqian, Alhammadi, Ahmed, Zhang, Zhaoyang, Yuen, Chau, Debbah, Mérouane
Millimeter-wave (mmWave) technology is increasingly recognized as a pivotal technology of the sixth-generation communication networks due to the large amounts of available spectrum at high frequencies. However, the huge overhead associated with beam
Externí odkaz:
http://arxiv.org/abs/2405.00365
With the rise of social platforms, protecting privacy has become an important issue. Privacy object detection aims to accurately locate private objects in images. It is the foundation of safeguarding individuals' privacy rights and ensuring responsib
Externí odkaz:
http://arxiv.org/abs/2403.09172
Autor:
Zhu, Fenghao, Wang, Xinquan, Huang, Chongwen, Yang, Zhaohui, Chen, Xiaoming, Alhammadi, Ahmed, Zhang, Zhaoyang, Yuen, Chau, Debbah, Mérouane
Reconfigurable intelligent surface (RIS) has become a promising technology to realize the programmable wireless environment via steering the incident signal in fully customizable ways. However, a major challenge in RIS-aided communication systems is
Externí odkaz:
http://arxiv.org/abs/2402.10626
In an era marked by unprecedented climatic upheavals and evolving urban landscapes, the role of advanced communication networks in disaster prevention and management is becoming increasingly critical. This paper explores the transformative potential
Externí odkaz:
http://arxiv.org/abs/2402.10600
In this paper, we address the intricate issue of RF signal separation by presenting a novel adaptation of the WaveNet architecture that introduces learnable dilation parameters, significantly enhancing signal separation in dense RF spectrums. Our foc
Externí odkaz:
http://arxiv.org/abs/2402.09461
Autor:
Wang, Bohao, Zhu, Fenghao, Liu, Mengbing, Huang, Chongwen, Yang, Qianqian, Alhammadi, Ahmed, Zhang, Zhaoyang, Debbah, Mérouane
Accurate localization of mobile terminals is crucial for integrated sensing and communication systems. Existing fingerprint localization methods, which deduce coordinates from channel information in pre-defined rectangular areas, struggle with the he
Externí odkaz:
http://arxiv.org/abs/2401.12538
In this paper, we study the problem of joint active and passive beamforming for reconfigurable intelligent surface (RIS)-assisted massive multiple-input multiple-output systems towards the extension of the wireless cellular coverage in 3D, where mult
Externí odkaz:
http://arxiv.org/abs/2312.09420