6 papers
Prior-Aided Iterative Channel Reconstruction with Optimized Frame Structure for DSE Mitigation in CP-OTFS-Based LEO Satellite Systems
Yiyan Cheng, Tiejun Lv, Yashuai Cao +2
Orthogonal time frequency space (OTFS) modulation has emerged as a promising solution to mitigate the severe Doppler shift in low Earth orbit (LEO) satellite communications. Howeve…
ARIS-RSMA Enhanced ISAC System: Joint Rate Splitting and Beamforming Design
Xin Jin, Tiejun Lv, Yashuai Cao +2
This letter proposes an active reconfigurable intelligent surface (ARIS) assisted rate-splitting multiple access (RSMA) integrated sensing and communication (ISAC) system to overco…
Turbulent Multiple-Scattering Channel Modeling for Ultraviolet Communications: A Monte-Carlo Integration Approach
Renzhi Yuan, Xinyi Chu, Tao Shan +2
Modeling of multiple-scattering channels in atmospheric turbulence is essential for the performance analysis of long-distance non-line-of-sight (NLOS) ultraviolet (UV) communicatio…
Uninformed-to-Informed Estimation: A Ping-Pong Positioning Method for Multi-user Wideband mmWave Systems
Lin Guo, Tiejun Lv, Yashuai Cao +1
To enhance the positioning and tracking performance of dynamic user equipment (UE) in wideband millimeter-wave (mmWave) systems, we propose a novel positioning error lower bound (P…
Generalized Kennedy Receivers Enhanced CV-QKD in Turbulent Channels for Endogenous Security of Space-Air-Ground Integrated Network
Shouye Miao, Renzhi Yuan, Bin Cao +3
Endogenous security in next-generation wireless communication systems attracts increasing attentions in recent years. A typical solution to endogenous security problems is the quan…
Joint Beamforming Design and Satellite Selection for Integrated Communication and Navigation in LEO Satellite Networks
Jiajing Li, Binghong Liu, Mugen Peng
Relying on the powerful communication capabilities and rapidly changing geometric configuration, the Low Earth Orbit (LEO) satellites have the potential to offer integrated communi…