57 citations · 93 across the 15 of their papers we have counts for
15 papers
Orbital-Angular-Momentum Embedded Massive MIMO: Achieving Multiplicative Spectrum-Efficiency for mmWave Communications
Wenchi Cheng, Hailin Zhang, Liping Liang +2
By enabling very high bandwidth for radio communications, the millimeter-wave (mmWave), which can easily be integrated with massive-multiple-input-multiple-output (massive-MIMO) du…
Rate Maximization for RIS-Assisted OAM Multiuser Wireless Communications
Jun Lan, Liping Liang, Wenchi Cheng +1
Conventional multiple-input multiple-out (MIMO) technologies have encountered bottlenecks of significantly increasing spectrum efficiencies of wireless communications due to the lo…
Air-to-Ground Cooperative OAM Communications
Ruirui Chen, Yu Ding, Beibei Zhang +2
For users in hotspot region, orbital angular momentum (OAM) can realize multifold increase of spectrum efficiency (SE), and the flying base station (FBS) can rapidly support the re…
Joint Power Allocation and Placement Scheme for UAV-assisted IoT with QoS Guarantee
Ruirui Chen, Yanjing Sun, Liping Liang +1
In the disaster and remote regions, unmanned aerial vehicles (UAVs) can assist the data acquisition for Internet of Things (IoT). How to cover massive IoT devices (IDs), which requ…
Cooperative Orbital Angular Momentum Wireless Communications
Ruirui Chen, Wenchi Cheng, Jinyang Lin +1
Orbital angular momentum (OAM) mode multiplexing has the potential to achieve high spectrum-efficiency communications at the same time and frequency by using orthogonal mode resour…
Orbital Angular Momentum Active Anti-Jamming in Radio Wireless Communications
Kexin Zheng, Wenchi Cheng, Liping Liang
Orbital angular momentum (OAM), providing the orthogonality among different OAM modes, has attracted much attention to significantly increase spectrum efficiencies (SEs) and enhanc…
Mode Hopping for Anti-Jamming in Radio Vortex Wireless Communications
Liping Liang, Wenchi Cheng, Wei Zhang +1
Frequency hopping (FH) has been widely used as a powerful technique for antijamming in wireless communications. However, as the wireless spectrum is becoming more and more crowded,…
Joint OAM Multiplexing and OFDM in Sparse Multipath Environments
Liping Liang, Wenchi Cheng, Wei Zhang +1
The emerging orbital angular momentum (OAM) based wireless communication is expected to be a high spectrum-efficiency communication paradigm to solve the growing transmission data…
Mode Hopping with OAM-Based Index Modulation
Liping Liang, Wenchi Cheng, Wei Zhang +1
Orbital angular momentum (OAM) based mode hopping (MH) scheme is expected to be a potential anti-jamming technology in radio vortex wireless communications. However, it only uses o…
Index Modulation Embedded Mode Hopping for Anti-Jamming
Liping Liang, Wenchi Cheng, Wei Zhang +1
Due to the crowded spectrum, frequency hopping (FH) techniques are now very difficult to achieve efficient antijamming and increase spectrum efficiency (SE) for wireless communicat…
Reconfigurable-Intelligent-Surface Assisted Orbital-Angular-Momentum Secure Communications
Minmin Wang, Liping Liang, Wenchi Cheng +3
As a kind of wavefront with helical phase, orbital angular momentum (OAM) shows the great potential to enhance the security results of wireless communications due to its unique ort…
Double-RIS-Assisted Orbital Angular Momentum Near-Field Secure Communications
Liping Liang, Minmin Wang, Wenchi Cheng +1
To satisfy the various demands of growing devices and services, emerging high-frequency-based technologies promote near-field wireless communications. Therefore, near-field physica…
Integrated Sensing and Communication for Anti-Jamming with OAM
Liping Liang, Wenchi Cheng, Wei Zhang +1
The spectrum share and open nature of wireless channels enable integrated sensing and communication (ISAC) susceptible to hostile jamming attacks. Due to the intrinsic orthogonalit…
RSMA Assisted ISAC With Hybrid Beamforming
Zhuohui Yao, Wenchi Cheng, Liping Liang +2
The harsh environment and scarce resources post-disaster drive the equipment to be miniaturized and portable. Based on this, integrated sensing and communication (ISAC) systems pla…
Mode Hopping for Anti-Jamming in Cognitive Radio Networks
Wenchi Cheng, Zan Li, Feifei Gao +2
Frequency hopping (FH) is an effective anti-jamming technology in cognitive radio networks (CRNs). However, it is difficult to significantly increase the anti-jamming results becau…