41 citations · 82 across the 27 of their papers we have counts for
4 papers · 1 filter
On Energy Efficiency and Fairness Maximization in RIS-Assisted MU-MISO mmWave Communications
Ahmed Magbool, Vaibhav Kumar, Mark F. Flanagan
Reconfigurable intelligent surfaces (RISs) are considered to be a promising solution to overcome the blockage issue in the millimeter-wave (mmWave) band. Energy efficiency is an im…
On the Energy-Efficiency Maximization for IRS-Assisted MIMOME Wiretap Channels
Anshu Mukherjee, Vaibhav Kumar, Derrick Wing Kwan Ng +1
Security and energy efficiency have become crucial features in the modern-era wireless communication. In this paper, we consider an energy-efficient design for intelligent reflecti…
On the Achievable Rate of IRS-Assisted Multigroup Multicast Systems
Muhammad Farooq, Vaibhav Kumar, Markku Juntti +1
Intelligent reflecting surfaces (IRSs) have shown huge advantages in many potential use cases and thus have been considered a promising candidate for next-generation wireless syste…
A Novel SCA-Based Method for Beamforming Optimization in IRS/RIS-Assisted MU-MISO Downlink
Vaibhav Kumar, Rui Zhang, Marco Di Renzo +1
In this letter, we consider the fundamental problem of jointly designing the transmit beamformers and the phase-shifts of the intelligent reflecting surface (IRS) / reconfigurable…