supported in part by the National Key R&D Program of China 2023YFC3806000 and 2023YFC3806002;in part by the National Natural Science Foundation of China under Grant 61936014,62201388 and 62371342;in part by Shanghai Municipal Science and Technology Major Project No.2021SHZDZX0100;in part by Shanghai Science and Technology Innovation Action Plan Project 22511105300;in part by Natural Science Foundation of Shanghai:22ZR1463400.
Intelligent reflecting surface(IRS)assisted with the wireless powered communication network(WPCN)can enhance the desired signal energy and carry out the power-sustaining problem in ocean monitoring systems.In this pap...
supported by Ministry of Science and Technology of the People’s Republic of China(2020YFB1808101);the Project“5G evolution wireless air interface intelligent R&D and verification public platform project”supported by Ministry of Industry and Information Technology of the People’s Republic of China(TC220A04M).
In this paper,a physical model of RIS of bistatic polarized radar cross section is derived starting from the Stratton-Chu equations under the assumptions of physical optics,PEC,far field and rectangular RIS element.In...
supported by the National Natural Science Foundation of China under grant U22A2003 and 62271515;Shenzhen Science and Technology Program under grant ZDSYS20210623091807023;supported by the National Natural Science Foundation of China under Grant 62301300.
The deployment of multiple intelligent reflecting surfaces(IRSs)in blockage-prone millimeter wave(mmWave)communication networks have garnered considerable attention lately.Despite the remarkably low circuit power cons...
supported by National Natural Science Foundation of China Grant No.61771005。
In addition to conventional antenna-based array,the reconfigurable intelligent surface(RIS)holds promise as an alternative technology for manufacturing massive multi-input multi-output(MIMO)array for beyond 5G communi...
The advent of pandemics such as COVID-19 significantly impacts human behaviour and lives every day.Therefore,it is essential to make medical services connected to internet,available in every remote location during the...
supported in part by National Natural Science Foundation of China under Grant 62371004 and Grant 62301005;in part by the University Synergy Innovation Program of Anhui Province under Grant GXXT-2022-055;in part by the Natural Science Foundation of Anhui Province under Grant 2308085QF197;in part by the Natural Science Research Project of Education Department of Anhui Province of China under Grant 2023AH051031。
This work employs intelligent reflecting surface(IRS)to enhance secure and covert communication performance.We formulate an optimization problem to jointly design both the reflection beamformer at IRS and transmit pow...
supported by the Key Laboratory of Near Ground Detection and Perception Technology(No.6142414220406 and 6142414210101);Shaanxi and Taicang Keypoint Research and Invention Program(No.2021GXLH-01-15 and TC2019SF03)。
Intelligent Reflecting Surface(IRS),with the potential capability to reconstruct the electromagnetic propagation environment,evolves a new IRSassisted covert communications paradigm to eliminate the negligible detecti...
supported by the Natural Science Foundation of Beijing Municipality under Grant L192034。
In this paper,we develop a 6G wireless powered Internet of Things(IoT)system assisted by unmanned aerial vehicles(UAVs)to intelligently supply energy and collect data at the same time.In our dual-UAV scheme,UAV-E,with...
The Internet of Things(IoT)connects objects to Internet through sensor devices,radio frequency identification devices and other information collection and processing devices to realize information interaction.IoT is w...
funded by the Researchers Supporting Project Number RSPD2024R681,King Saud University,Riyadh,Saudi Arabia.
In a post-disaster environment characterized by frequent interruptions in communication links,traditional wireless communication networks are ineffective.Although the“store-carry-forward”mechanism characteristic of ...