This paper investigates the age of information (AoI) performance of covert communication-oriented low-altitude wireless networks (LAWNs). In the considered system, a legitimate UAV delivers status-updating packets to multiple ground users, while a friendly jamming UAV is deployed to assist covert transmission against a...
Yan-Feng Qu, Yi-Zhong Zhang, Yi-Ran Wei et al.· International Symposium on W...· 0 citations
Radio maps are used to describe the distribution of signal strength in wireless environments and play a crucial role in spectrum management and the optimization of communication efficiency, especially in the emerging 6G networks. Traditional methods struggle to handle the complex changes posed by dynamic obstacles such...
Pan Zhen, Yi-Zhong Zhang, Yi-Ran Wei et al.· International Symposium on W...· 0 citations
Low-altitude wireless networks (LAWNs) provide a promising solution for relay-assisted communications and flexible wireless coverage enhancement. In relay-oriented LAWNs, data freshness is affected by relay transmission capability, energy limitation, and aerial eavesdropping. To address this issue, this paper investiga...
Yi-Zhong Zhang, Yan-Feng Qu, Yi-Ran Wei et al.· International Symposium on W...· 0 citations
In UAV communication, the high mobility of UAVs causes frequent mainlobe switching, which may turn sidelobe interference into mainlobe interference under which conventional adaptive beamforming (ABF) suffers severe performance degradation. To address this issue, this paper investigates an interference-plus-noise covari...
Zi-Hao Pan, Yi-Zhong Zhang, Yi-Ran Wei et al.· International Symposium on W...· 0 citations
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