7 citations · 42 across the 21 of their papers we have counts for
11 papers · 1 filter
Two-Bit RIS-Aided Communications at 3.5GHz: Some Insights from the Measurement Results Under Multiple Practical Scenes
Shun Zhang, Haoran Sun, Runze Yu +6
In this paper, we propose a two-bit reconfigurable intelligent surface (RIS)-aided communication system, which mainly consists of a two-bit RIS, a transmitter and a receiver. A cor…
Joint Channel Estimation and Data Detection for Hybrid RIS aided Millimeter Wave OTFS Systems
Muye Li, Shun Zhang, Yao Ge +2
For high mobility communication scenario, the recently emerged orthogonal time frequency space (OTFS) modulation introduces a new delay-Doppler domain signal space, and can provide…
Deep Learning-based Time-varying Channel Estimation for RIS Assisted Communication
Meng Xu, Shun Zhang, Jianpeng Ma +1
Reconfigurable intelligent surface (RIS) is considered as a revolutionary technology for future wireless communication networks. In this letter, we consider the acquisition of the…
Cascaded Channel Estimation for RIS Assisted mmWave MIMO Transmissions
Yushan Liu, Shun Zhang, Feifei Gao +2
Channel estimation is challenging for the reconfigurable intelligence surface (RIS) assisted millimeter wave (mmWave) communications. Since the number of coefficients of the cascad…
AIRIS: Artificial Intelligence Enhanced Signal Processing in Reconfigurable Intelligent Surface Communications
Shun Zhang, Muye Li, Mengnan Jian +2
Reconfigurable intelligent surface (RIS) is an emerging meta-surface that can provide additional communications links through reflecting the signals, and has been recognized as a s…
Deep Learning based Antenna Selection and CSI Extrapolation in Massive MIMO Systems
Bo Lin, Feifei Gao, Shun Zhang +2
A critical bottleneck of massive multiple-input multiple-output (MIMO) system is the huge training overhead caused by downlink transmission, like channel estimation, downlink beamf…
Deep Learning Based Antenna Selection for Channel Extrapolation in FDD Massive MIMO
Yindi Yang, Shun Zhang, Feifei Gao +3
In massive multiple-input multiple-output (MIMO) systems, the large number of antennas would bring a great challenge for the acquisition of the accurate channel state information,…
A New Path Division Multiple Access for the Massive MIMO-OTFS Networks
Muye Li, Shun Zhang, Feifei Gao +2
This paper focuses on a new path division multiple access (PDMA) for both uplink (UL) and downlink (DL) massive multiple-input multiple-output network over a high mobility scenario…
Uplink-aided High Mobility Downlink Channel Estimation over Massive MIMO-OTFS System
Yushan Liu, Shun Zhang, Feifei Gao +2
Although it is often used in the orthogonal frequency division multiplexing (OFDM) systems, application of massive multiple-input multiple-output (MIMO) over the orthogonal time fr…
High-Mobility Massive MIMO Communications:Doppler Compensation and Transmit Diversity
Weile Zhang, Zhinan Hu, Shun Zhang +1
High-mobility wireless communications have been receiving a lot attentions. In this paper, we consider the highmobility uplink transmission from a high-speed terminal (HST) to a ba…
Beamforming Network Optimization for Reducing Channel Time Variation in High-Mobility Massive MIMO
Yinghao Ge, Weile Zhang, Feifei Gao +2
Communications in high-mobility environments have caught a lot of attentions recently. In this paper, fast time-varying channels for massive multiple-input multiple-output (MIMO) s…