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 the NSF(CNS-1910853,MRI-2018966 and CAREER-2144505)。
Millimeter-wave is the core technology to enable multi-Gbps throughput and ultra-low latency connectivity.But the devices need to operate at very high frequency and ultra-wide bandwidth:They consume more energy,dissip...
In mmWave massive multiple-input multiple-output(MIMO)communication systems,the extension of low-complexity narrowband precoding schemes to be operated on wideband systems under frequency-selective channels remains an...
supported in part by the National Natural Science Foundation of China(Grant Nos.62101259,62025109,and 61931021);the National Key Laboratory on Electromagnetic Environment Effects(Grant No.JCKYS2019DC4);the Primary Research&Development Plan of Jiangsu Province(Grant No.BE2022070);the Open Research Program of State Key Laboratory of Millimeter Waves(Grant No.K202229)。
A wideband circularly polarized(CP)aperture-coupled metasurface antenna operating at millimeterwave frequency spectrum in substrate-integrated waveguide(SIW)technology is proposed.The proposed metasurface antenna is c...
supported by the National Key Research and Development Program of China(2020YFB1804900 and 2022YFE0210900);the Fundamental Research Funds for the Central Universities(2242022k60008 and 2242022k30003);the National Natural Science Foundation of China(62301152 and 61627801);the Youth Talent Promotion Foundation of Jiangsu Science and Technology Association(TJ-2023-074);the Startup Research Fund of Southeast University(RF1028623286).
In this article,a single-board integrated millimeter-wave(mm-Wave)asymmetric full-digital beamforming(AFDBF)array is developed for beyond-fifth-generation(B5G)and sixth-generation(6G)communications.The proposed integr...
Millimeter-wave(mmWave)Non-Orthogonal Multiple Access(NOMA)with random beamforming is a promising technology to guarantee massive connectivity and low latency transmissions of future generations of mobile networks.In ...
supported by the National Key Research and Development Program of China(No.2021YFB2900800);the Science and Technology Commission of Shanghai Municipality(Nos.22511100902,22511100502,and 20ZR1420900);the 111 Project(No.D20031)。
We propose a photonic frequency-multiplied vector millimeter-wave(mmW)signal generation scheme based on constantenvelope delta-sigma modulation(CE-DSM).The CE characteristic of phase modulation can easily avoid intens...
supported by the National Natural Science Foundation of China under grant no.62272242.
Gestures are one of the most natural and intuitive approach for human-computer interaction.Compared with traditional camera-based or wearable sensors-based solutions,gesture recognition using the millimeter wave radar...
Science,Technology and Innovation Project of Xiongan New Area (Grant No.2022XAGG0181);LiaoNing Revitalization Talents Program (Grant No.XLYC2007074);Shenyang Young and Middle-aged Science and Technology Innovation Talent Support Program (Grant No.RC220523);Natural Science Foundation of Liaoning Province of China (Grant Nos.2022-YGJC-03 and 2022-MS-034)to provide fund for conducting experiments。
This paper investigates a new vortex wave imaging approach to improve the imaging quality of small metal targets of size less than 1.5 mm.Antennas with different spiral phase plates are designed to efficiently transmi...
supported by the National Natural Science Foundation of China(Nos.:52271180,51802155,12304020);National Key R&D Program of China(No.:2021YFB3502500);Natural Science Foundation of Jiangsu Province(BK20230909);Priority Academic Program Development(PAPD)of Jiangsu Higher Education Institutions;the Center for Microscopy and Analysis at Nanjing University of Aeronautics and Astronautics.
The utilization of electromagnetic waves is rapidly advancing into the millimeter-wave frequency range,posing increasingly severe challenges in terms of electromagnetic pollution prevention and radar stealth.However,e...