Intelligent reflecting surface (IRS) is an enabling technology to engineer the radio signal
propagation in wireless networks. By smartly tuning the signal reflection via a large number …

Reconfigurable intelligent surfaces (RISs), also known as intelligent reflecting surfaces
(IRSs), or large intelligent surfaces (LISs), 1 have received significant attention for their …

Antenna array technology enables the directional transmission and reception of wireless
signals for communication, localization, and sensing purposes. The signal processing …

Metamaterials, as artificially structured materials composed of subwavelength arrays of
resonant unit cells, can exhibit exotic properties beyond those accessible to natural …

Intelligent reflecting surface (IRS) that enables the control of wireless propagation
environment has recently emerged as a promising cost-effective technology for boosting the …

Reconfigurable intelligent surface (RIS) is a new paradigm that has great potential to
achieve cost-effective, energy-efficient information modulation for wireless transmission, by …

Intelligent reflecting surfaces (IRSs) have the potential to transform wireless communication
channels into smart reconfigurable propagation environments. To realize this new paradigm …

Recently, reconfigurable intelligent surface (RIS) has attracted continuous attention in
wireless communications. Because the normal incidence condition of electromagnetic …

Metamaterials are composed of periodic subwavelength metal/dielectric structures that
resonantly couple to the electric and/or magnetic components of the incident …

We review the basic physics and applications of a special class of planar metamaterials,
often called metasurfaces, which are composed of optically thin and densely packed planar …