61 citations · 74 across the 10 of their papers we have counts for
6 papers · 1 filter
Channel Gain Map Reconstruction Based on Virtual Scatterer Model
He Sun, Lipeng Zhu, Jie Xu +1
This paper proposes an efficient method for modeling and reconstructing the channel gain map (CGM) based on virtual scatterers. Specifically, we develop a virtual scatterer model t…
Multiuser Communications Aided by Cross-Linked Movable Antenna Array: Architecture and Optimization
Lipeng Zhu, He Sun, Wenyan Ma +2
Movable antenna (MA) has been regarded as a promising technology to enhance wireless communication performance by enabling flexible antenna movement. However, the hardware cost of…
Power-Measurement-Based Channel Autocorrelation Estimation for IRS-Assisted Wideband Communications
He Sun, Lipeng Zhu, Weidong Mei +1
Channel state information (CSI) is essential to the performance optimization of intelligent reflecting surface (IRS)-aided wireless communication systems. However, the passive and…
RSRP Measurement Based Channel Autocorrelation Estimation for IRS-Aided Wideband Communication
He Sun, Lipeng Zhu, Weidong Mei +1
The passive and frequency-flat reflection of IRS, as well as the high-dimensional IRS-reflected channels, have posed significant challenges for efficient IRS channel estimation, es…
Power Measurement Based Channel Estimation for IRS-Enhanced Wireless Coverage
He Sun, Lipeng Zhu, Weidong Mei +1
In this paper, we study an IRS-assisted coverage enhancement problem for a given region, aiming to optimize the passive reflection of the IRS for improving the average communicatio…
User Power Measurement Based IRS Channel Estimation via Single-Layer Neural Network
He Sun, Weidong Mei, Lipeng Zhu +1
One main challenge for implementing intelligent reflecting surface (IRS) aided communications lies in the difficulty to obtain the channel knowledge for the base station (BS)-IRS-u…