Adaptive blind beamforming for intelligent surface
Configuring intelligent surface (IS) or passive antenna array without any channel
knowledge, namely blind beamforming, is a frontier research topic in the wireless …
knowledge, namely blind beamforming, is a frontier research topic in the wireless …
Intelligent reflecting surface-aided wireless communication with movable elements
Intelligent reflecting surface (IRS) has been recognized as a powerful technology for
boosting communication performance. To reduce manufacturing and control costs, it is …
boosting communication performance. To reduce manufacturing and control costs, it is …
Power measurement enabled channel autocorrelation matrix estimation for IRS-assisted wireless communication
By reconfiguring wireless channels via passive signal reflection, intelligent reflecting surface
(IRS) can bring significant performance enhancement for wireless communication systems …
(IRS) can bring significant performance enhancement for wireless communication systems …
Optimal discrete beamforming of RIS-aided wireless communications: An inner product maximization approach
This paper studies the beamforming optimization challenge in reconfigurable intelligent
surface (RIS)-aided multiple-input single-output (MISO) systems, where the RIS phase …
surface (RIS)-aided multiple-input single-output (MISO) systems, where the RIS phase …
Optimal configuration of reconfigurable intelligent surfaces with arbitrary discrete phase shifts
We address the reflection optimization problem for a reconfigurable intelligent surface (RIS),
where the RIS elements feature a set of non-uniformly spaced discrete phase shifts. This is …
where the RIS elements feature a set of non-uniformly spaced discrete phase shifts. This is …
User power measurement based IRS channel estimation via single-layer neural network
One main challenge for implementing intelligent reflecting surface (IRS) aided
communications lies in the difficulty to obtain the channel knowledge for the base station …
communications lies in the difficulty to obtain the channel knowledge for the base station …
A novel discrete phase shift design for RIS-assisted multi-user MIMO
Reconfigurable intelligent surface (RIS) is a newly-emerged technology that might
fundamentally change how wireless networks are operated. Though extensively studied in …
fundamentally change how wireless networks are operated. Though extensively studied in …
An efficient convex-hull relaxation based algorithm for multi-user discrete passive beamforming
Intelligent reflecting surface (IRS) is an emerging technology to enhance spatial multiplexing
in wireless networks. This letter considers the discrete passive beamforming design for IRS …
in wireless networks. This letter considers the discrete passive beamforming design for IRS …
Adaptive Beamforming for Non-Line-of-Sight IRS-Assisted Communications without CSI
Channel acquisition is a major bottleneck in fully exploiting the potential of intelligent
reflecting surfaces (IRSs) to improve the wireless environment. In order to bypass such …
reflecting surfaces (IRSs) to improve the wireless environment. In order to bypass such …
Channel autocorrelation estimation for IRS-aided wireless communications based on power measurements
Intelligent reflecting surface (IRS) can bring sig-nificant performance enhancement for
wireless communication systems by reconfiguring wireless channels via passive signal …
wireless communication systems by reconfiguring wireless channels via passive signal …