摘要6G 技術在速度, 延遲和容量方面都超過了5G, 並引入了至關重要的智慧反射面(IRS).
在微控制器的管理下, 這種高性價比的無源元件陣列可通過精確操縱傳入的無線電波來優化無線 …

Configuring the reflection coefficients of a reconfigurable intelligent surface (RIS) is essential
in harvesting the RIS benefits. When using beam training methods for the configuration, a …

Recently, intelligent reflecting surface (IRS)-aided millimeter-wave (mmWave) and terahertz
(THz) communications are considered in the wireless community. This paper aims to design …

Millimeter-wave (mm-wave) communication systems achieve extremely high data rates and
provide interference-free transmissions. to overcome high attenuations, they employ …

Reconfigurable intelligent surface (RIS) has emerged as a competitive solution to the
blocking problem in millimeter wave (mmWave) communications. However, due to the …

Intelligent omni-directional surfaces (IOS), which can simultaneously reflect and refract
incident signals, are considered as a promising solution for enhancing communication …

In this paper, we propose an efficient codebook-based symbol-wise beamforming for
millimeter-wave WPAN systems, which is based on the multi-level training and antenna …

Millimeter wave communications, equipped with large-scale antenna arrays, are able to
provide Gbps data rates by exploring abundant spectrum resources. However, the use of a …

This paper investigates the codebook based nearfield beam training of Intelligent Reflecting
Surface (IRS). In the considered model, near-field beam training should be performed to …

In this study, we introduce Spider RIS technology, which offers an innovative solution to the
challenges encountered in movable antennas (MAs) and unmanned aerial vehicle (UAV) …