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An Evaluation of Orbital Angular Momentum Multiplexing Technology

Doohwan Lee, Hirofumi Sasaki, Hiroyuki Fukumoto, Yasunori Yagi, Takashi Shimizu
2019 Applied Sciences  
Then, we expanded our study to experimental evaluation of a dielectric lens and end-to-end wireless transmission on 28 gigahertz frequency bands.  ...  We also experimentally demonstrated the effectiveness of the proposed OAM-MIMO multiplexing using a total of 11 OAM modes.  ...  Then, we expanded our interest to experimental evaluation including a dielectric lens and end-to-end wireless transmission at 28 GHz frequency bands.  ... 
doi:10.3390/app9091729 fatcat:khyzirlbxza4veo2rwo2bypsca

Millimeter-Wave Multiplexed Wideband Wireless Link Using Rectangular-Coordinate Orthogonal Multiplexing (ROM) Antennas

Takashi Tomura, Jiro Hirokawa, Muhsin Ali, Guillermo Carpintero
2021 Journal of Lightwave Technology  
We have introduced these antennas on a photonics-enabled real-time wireless data transmission, transmitting over two channels simultaneously, without any signal processing at the transmitter (multiplex  ...  We demonstrate their performance with four eigenmodes, achieving crosstalk between modes below −37.8 dB over a 14.6% relative bandwidth (57-66 GHz).  ...  The one of OAM-MIMO type is 100 Gbit/s using a 40-GHz band using 7 modes, polarization duplex, and 256QAM [19] .  ... 
doi:10.1109/jlt.2021.3093445 fatcat:4k6mvwuw5bcvdh2uyz7yg5gxui

Multiplexed OAM Wave Communication With Two-OAM-Mode Antenna Systems

Dandan Liu, Liangqi Gui, Zixiao Zhang, Han Chen, Guochao Song, Tao Jiang
2019 IEEE Access  
A two-OAM-mode antenna system, which works at 2.4 GHz, is proposed in this paper. And a signal transmission experiment is performed based on a pair of the proposed antenna systems.  ...  Then, the signal transmission system is built based on a pair of the proposed antenna systems.  ...  In order to satisfy the channel capacity's requirement in lower wireless communication frequency band, a planar antenna system is proposed to generate OAM mode 1 and OAM mode 2 at 2.4 GHz in this paper  ... 
doi:10.1109/access.2018.2886553 fatcat:z6hby64nurgllastw5h7q7d2mm


Feng Zheng, Yijian Chen, Siwei Ji, Gaoming Duan
2020 Electromagnetic Waves  
We further discuss the controversial topic "whether OAM provides a new degree of freedom" and illustrate our views on the relationship between OAM and MIMO.  ...  field.  ...  In December 2018, NEC successfully demonstrated an OAM mode multiplexing experiment (using 256 QAM modulation and 8-mode OAM multiplexing) over 40 meters in the 80 GHz frequency band for the first time  ... 
doi:10.2528/pier20091104 fatcat:zaproajxofel3lh4mcur5jw25q

Plane Spiral OAM Mode-Group Based MIMO Communications: An Experimental Study [article]

Xiaowen Xiong, Shilie Zheng, Zelin Zhu, Yuqi Chen, Hongzhe Shi, Bingchen Pan, Cheng Ren, Xianbin Yu, Xiaofeng Jin, Wei E.I. Sha, Xianmin Zhang
2021 arXiv   pre-print
A compact multi-mode PSOAM antenna is demonstrated experimentally to generate multiple independent controllable PSOAM waves, which can be used for constructing MGs.  ...  In this paper, it's the first time to show and verify novel PSOAM MG based multiple-in-multiple-out (MIMO) communication link (MG-MIMO) experimentally in a line-of-sight (LoS) scenario.  ...  Moreover, we have also demonstrated a trial long-distance wireless 16-QAM transmission operated at 10.2 GHz, where the distance is 50 m (beyond the Rayleigh distance). II.  ... 
arXiv:2103.06677v1 fatcat:3dejao2u7nf45hfkwnuqp5khce

Orbital Angular Momentum (OAM) Multiplexing: An Enabler of a New Era of Wireless Communications

Doohwan LEE, Hirofumi SASAKI, Hiroyuki FUKUMOTO, Ken HIRAGA, Tadao NAKAGAWA
2017 IEICE transactions on communications  
Since the characteristic can be used to create multiple orthogonal channels, wireless transmission using OAM can enhance the wireless transmission rate.  ...  Comparisons with other wireless transmission technologies clarify that OAM multiplexing is particularly promising for point-to-point wireless transmission.  ...  Yan et al. successfully demonstrated 32 Gbps OAM multiplexing over a 60 GHz mm-wave band with four concurrent OAM modes (Mode = −3, −1, 1, and 3) with 16 QAM modulation [14] .  ... 
doi:10.1587/transcom.2016sci0001 fatcat:c65rjogkbjdkhbd4fd3nwuv7la

Potential Key Technologies for 6G Mobile Communications [article]

Yifei Yuan, Yajun Zhao, Baiqing Zong, Sergio Parolari
2019 arXiv   pre-print
Unlike previous papers which discuss in-length about the use cases, deployment scenarios or new network architectures of 6G, this paper focuses on a few potential technologies for 6G wireless communications  ...  5G wireless standard development culminated between 2017 and 2019.  ...  At first, the study on OAM mainly focused on the field of optical communication.  ... 
arXiv:1910.00730v1 fatcat:vgiy7cnzhncobnb27f7qyirzxe

Experimental demonstration of free-space information transfer using phase modulated orbital angular momentum radio [article]

F. Tamburini, B. Thidé, V. Boaga, F. Carraro, M. del Pup, A. Bianchini, C. G. Someda, F. Romanato
2013 arXiv   pre-print
Here we report a major, decisive step toward the realization of the latter, in the form of the real-world experimental demonstration that a radio beam carrying orbital angular momentum (OAM) can readily  ...  to use methods and protocols that are backward compatible with existing linear momentum ones.  ...  On the same UHF S-band carrier frequency, we superimposed an untwisted (m = 0) 100 mW analogue frequency modulation (FM) transmission with the same horizontal polarization state as the OAM transmission  ... 
arXiv:1302.2990v2 fatcat:nirrabvj5jbo3e5xxomvdy3roa

Dynamic millimeter-wave OAM beam generation through programmable metasurface

Xudong Bai, Fuli Zhang, Li Sun, Anjie Cao, Chong He, Jin Zhang, Weiren Zhu
2022 Nanophotonics  
designed and experimentally verified.  ...  Millimeter-wave (mmWave) and orbital angular momentum (OAM) multiplexing are two key technologies for modern wireless communications, where significant efforts have been devoted to combining these two  ...  (b) Experimental setup with a waveguide probe in near field chamber. Figure 7 : 7 Figure 7: Far-field experimental results of the fabricated metasurface for different OAM modes.  ... 
doi:10.1515/nanoph-2021-0790 fatcat:jaxsg7dp3jakrjybefzx4pgiuq

Communicating Using Spatial Mode Multiplexing: Potentials, Challenges and Perspectives [article]

Abderrahmen Trichili, Ki-Hong Park, Mourad Zghal, Boon S. Ooi, Mohamed-Slim Alouini
2019 arXiv   pre-print
We focus on the orbital angular momentum (OAM) modes and equally identify the challenges related to each of the applications of spatial modes and the particular OAM modes in communication.  ...  Time, polarization, and wavelength multiplexing schemes have been used to satisfy the growing need of transmission capacity.  ...  A 16 Gbit/s dual-OAM beam mm-wave transmission combined with a conventional 2 × 2 MIMO scheme, at a carrier frequency of 28 GHz, was presented in [185] .  ... 
arXiv:1808.02462v3 fatcat:ug65t42cd5d7fnxikx3mouydoa

Communicating Using Spatial Mode Multiplexing: Potentials, Challenges and Perspectives

Abderrahmen Trichili, Ki-Hong Park, Mourad Zghal, Boon S. Ooi, Mohamed-Slim Alouini
2019 IEEE Communications Surveys and Tutorials  
Baghdady et al. performed experimental demonstration of a 3 Gbit/s underwater communication link, using two 445 nm lasers, and successfully transmitted the signal over a distance of 2.94 m modulated on  ...  Multiple wavelength FSO provides better transmission, as demonstrated in [68], [69].  ...  A 16 Gbit/s dual-OAM beam mm-wave transmission combined with a conventional 2 × 2 MIMO scheme, at a carrier frequency of 28 GHz, was presented in [185] .  ... 
doi:10.1109/comst.2019.2915981 fatcat:c7zkoqk5pbbglm4qirle3qgmdy

Performance Analyses of the Radio Orbital Angular Momentum Steering Technique Based on Ka-Band Antenna

Mingtuan Lin, Yue Gao, Peiguo Liu, Zhiqing Guo
2017 International Journal of Antennas and Propagation  
Subsequently, simulations are conducted to explore the influence of the OAM steering on the OAM mode quality and transmission performance.  ...  Furthermore, UCAs working at Ka-band with formulated feeding networks are designed and fabricated to analyze the performance of the OAM steering.  ...  The transmission coefficients plotted in Figure 16 show that there is a 22 dB isolation of both modes at the central frequency (28 GHz) for nonsteering OAM waves, demonstrating good orthogonality.  ... 
doi:10.1155/2017/8050652 fatcat:uvugqa25qjb2xifqekjv4chqzu

Development of Wireless Techniques in Data and Power Transmission - Application for Particle Physics Detectors [article]

R. Brenner, S. Ceuterickx, C. Dehos, P. De Lurgio, Z. Djurcic, G. Drake, J.L. Gonzalez Gimenez, L. Gustafsson, D.W. Kim, E. Locci, D. Roehrich, A. Schoening, A. Siligaris (+5 others)
2015 arXiv   pre-print
Wireless data transmission was identified as one of the innovations that could revolutionize the transmission of data out of the detector.  ...  Wireless techniques became a mature field for research and new developments might have impact on future particle physics experiments.  ...  Figure 1 : ITRS Wireless Roadmap [26] [27] [28] To conclude, the latest research performed on Orbital Angular Momentum (OAM) multiplexing technique [29] seems very promising and could be the next breakthrough  ... 
arXiv:1511.05807v1 fatcat:pfal345pavg7vce5tfmkjvdxb4

Special Issue on Novel Insights into Orbital Angular Momentum Beams: From Fundamentals, Devices to Applications

Yang Yue, Hao Huang, Yongxiong Ren, Zhongqi Pan, Alan E. Willner
2019 Applied Sciences  
It is well-known now that angular momentum carried by elementary particles can be categorized as spin angular momentum (SAM) and orbital angular momentum (OAM) [...]  ...  There are two experimental demonstrations for free-space OAM communications systems, one in the 1550 nm optical regime, and the other on 28 GHz RF frequency band. Dr. Qu and Prof.  ...  To overcome the beam divergence of OAM multiplexing, the authors use a combination of multi-input multi-output (MIMO) and OAM technology, achieving a new milestone in point-to-point transmission rates  ... 
doi:10.3390/app9132600 fatcat:zphgmbdcfvdjfejcgrhayblpsy

Transmission Enhancement in Rectangular-coordinate Orthogonal Multiplexing by Excitation Optimization of Slot Arrays for a Given Distance in the Non-far Region Communication

Ryotaro Ohashi, Takashi Tomura, Jiro Hirokawa
2019 IEICE transactions on communications  
Then, we fabricate monopulse corporate-feed waveguide slot array antennas that have the designed excitation amplitude and phase in the 60-GHz band for the 2×2-mode two-dimensional ROM transmission.  ...  , multiple-input multiple-output (MIMO), millimeter-wave antenna, munopulese circuit  ...  The OAM and the ROM transmissions are kinds of analog eigenmode transmission for short-range MIMO [12] , [13] .  ... 
doi:10.1587/transcom.2019ebp3051 fatcat:vae6xla5mbbgpbcw5cfs7lmlnu
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