Generation of various vortex beams based on transformation materials

Y Lai, W Dong, J Hu - Journal of Optics, 2023 - iopscience.iop.org
A flexible vortex beam generator (VBG) is proposed based on transformation optics (TO) to
convert input plane waves to various output vortex beams. The methodology is a …

Effect of birefringence on the scattering of the classically entangled beam generated by a common-path technique

BK Patra, A Mandal, MM Brundavanam - JOSA B, 2023 - opg.optica.org
Spatial-polarization entangled beams can be generated by a coherent superposition of any
pair of orthogonal states in polarization and spatial modes. These beams have non …

Deep learning-based channel estimation in MIMO system for pilot decontamination

GN Reddy, CVR Kumar - … Journal of Ad Hoc and Ubiquitous …, 2023 - inderscienceonline.com
The next-generation wireless communication system makes use of the upcoming technology
known as massive multiple-input multiple-output (MIMO). The imprecise channel estimation …

Enhancement of Eurasian oystercatcher optimiser for spectral efficiency maximisation in massive MIMO systems through optimal power allocation

M Kondaiah, M Padmaja - International Journal of Ad Hoc …, 2024 - inderscienceonline.com
This paper is aimed to study the issue of enhancing the SE on a massive multi-user MIMO
(M-MUMIMO) system, in which the BS comprises a huge number of antennae and also …

An electromagnetic bandgap structure assisted MIMO antenna with an optimisation driven hybrid beam forming model

MK Pawar, SS Patil - International Journal of Ad Hoc and …, 2024 - inderscienceonline.com
This article brings a novel antenna design capability to produce high beam-forming with low
mutual coupling (MC) by maximising bandwidth for 5G technology. The proposed antenna is …

Effect of birefringence on the scattering of the classically entangled beam generated by a common-path technique

BK Patra, A Mandal, MM Brundavanam - JOSA B, 2023 - opg.optica.org
Spatial-polarization entangled beams can be generated by a coherent superposition of any
pair of orthogonal states in polarization and spatial modes. These beams have non …

Advances and Potential Opportunities in OAM Carrying Twisted Light Communication and its Application

V Pol, K Ramesh, S Kawale, J Biradar - NeuroQuantology, 2022 - search.proquest.com
Twisted light allows a new degree of flexibility for optical or quantum information capacity
increase, in addition to bringing unique insight into structured light-matter interactions. The …