no code implementations • 18 Mar 2024 • Muye Li, Shun Zhang, Yao Ge, Zan Li, Feifei Gao, Pingzhi Fan
With the help of sensing results, the phase shifts of the STAR-RIS are delicately designed, which can significantly improve the received signal strength for both the RSUs and the in-vehicle UE, and can finally enhance the sensing and communication performance.
no code implementations • 26 Nov 2023 • Weijie Yuan, Lin Zhou, Saeid K. Dehkordi, Shuangyang Li, Pingzhi Fan, Giuseppe Caire, H. Vincent Poor
The recently proposed Orthogonal Time Frequency Space (OTFS) modulation, which exploits various advantages of Delay Doppler (DD) channels, has been shown to support reliable communication in high-mobility scenarios.
no code implementations • 24 Jan 2023 • Kecheng Zhang, Weijie Yuan, Shuangyang Li, Fan Liu, Feifei Gao, Pingzhi Fan, Yunlong Cai
The recently proposed orthogonal time frequency space (OTFS) modulation multiplexes data symbols in the delay-Doppler (DD) domain.
no code implementations • 1 Nov 2022 • Yulan Gao, Yue Xiao, Xianfu Lei, Qiaonan Zhu, Dusit Niyato, Kai-Kit Wong, Pingzhi Fan, Rose Qingyang Hu
Specifically, we commence with a comprehensive introduction of RIS pricing with its potential applications in RIS networks, meanwhile the fundamentals of pricing models are summarized in order to benefit both RIS holders and WSPs.
no code implementations • 14 Aug 2022 • Muye Li, Shun Zhang, Yao Ge, Feifei Gao, Pingzhi Fan
For the OTFS transmission, we propose a JCEDD scheme over delay-Doppler domain.
no code implementations • 19 Mar 2022 • Pengzun Gao, Long Zhao, Kan Zheng, Pingzhi Fan
The dual-function radar communication (DFRC) is an essential technology in Internet of Vehicles (IoV).
no code implementations • 18 Aug 2020 • Lisu Yu, Jingxian Wu, Andong Zhou, Erik G. Larsson, Pingzhi Fan
Employing massively distributed antennas brings radio access points (RAPs) closer to users, thus enables aggressive spectrum reuse that can bridge gaps between the scarce spectrum resource and extremely high connection densities in future wireless systems.
no code implementations • 10 Jun 2020 • Andong Zhou, Jingxian Wu, Erik G. Larsson, Pingzhi Fan
This letter develops an optimum beamforming method for downlink transmissions in cell-free massive multiple-input multiple-output (MIMO) systems, which employ a massive number of distributed access points to provide concurrent services to multiple users.
no code implementations • 25 Feb 2019 • Shiwen Liu, Kan Zheng, Long Zhao, Pingzhi Fan
Experimental results show that the HMMs trained with the continuous characterization of mobility features can give a higher prediction accuracy when they are used for predicting driving intentions.