1. W. Cheng, W. Zhang, H. Jing, S. Gao, H. Zhang, "Orbital angular momentum for wireless communications,"
IEEE Wireless Communications, vol. 26, no. 1, pp. 100-107, Feb 2019.
2. S. M. Lloyd, M. Babiker, G. Thirunavukkarasu, and J. Yuan, “Electron vortices: Beams with orbital angular
momentum,” Rev. Mod. Phys. 89, 035004, 2017.
3. Y. Ren, L. Li, G. Xie, Y. Yan, Y. Cao, H. Huang, N. Ahmed, Z. Zhao, P. Liao, C. Zhang, G. Caire, A. F.
Molisch, M. Tur, and A. E. Willner, “Line-of-sight millimeter-wave communications using orbital angular
momentum multiplexing combined with conventional spatial multiplexing,” IEEE Transactions on Wireless
Communications, vol. 16, no. 5, pp. 3151–3161, May 2017.
4. C. Deng, W. Chen, Z. Zhang, L. Yue, and Z. Feng, “Generation of OAM radio waves using circular vivaldi
antenna array,” Int. J. Antennas Propag., vol. 2013, pp. 1-7, Apr. 2013
5. M. Barbuto, F. Trotta, F. Bilotti, and A. Toscano, "Circular polarized patch antenna generating orbital
angular momentum," Progress In Electromagnetics Research, Vol. 148, pp. 23-30, Jun. 2014.
6. M. Lin, Y. Gao, P. Liu, and J. Liu, “Theoretical analyses and design of circular array to generate orbital
angular momentum,” IEEE Transactions on Antennas and Propagation, vol. 65, no. 7, pp. 3510–3519, July
2017.
7. A. E. Willner, Y. Ren, G. Xie, Y. Yan, L. Li, Z. Zhao, J. Wang, M. Tur, A. F. Molish and S. Ashrafi,
“Recent advances in high-capacity free-space optical and radio-frequency communications using orbital
angular momentum multiplexing,” Philos. Trans. Roy. Soc. A, Math., Phys. Eng. Sci., vol. 375, no. 2087, pp
1-18, Feb. 2017.
8. B. Thide, H. Then, J. Sjoholm, K. Palmer, J. Bergman, T. D. Carozzi, Ya. N. Istomin, N. H. Ibragimov, and
R. Khamitova, “Utlilization of photon orbital angular momentum in the low-frequency radio domain,” Phys.
Rev. Lett., vol. 99, no. 8, p. 087701, Aug. 2007.
9. F. Tamburini, E. Mari, A. Sponselli, B. Thide, A. Bianchini, and F. Romanato, “Encoding many channels on
the same frequency through radio vorticity: first experimental test,” New J. Phys. Vol. 14, p. 033001, Mar.
2012.
10. K. Liu, Y. Cheng, X. Li, H. Wang, Y. Qin, and Y. Jiang, “Study on the theory and method of
vortex-electromagnetic-wave-based radar imaging,” IET Microw. Antennas Propag. vol. 10, no. 9, pp.
961-968, Jun. 2016.
11. K. Liu, Y. Cheng, Z. Yang, H. Wang, Y. Qin, and X. Li, “Orbital-angular-momentum-based electromagnetic
vortex imaging,” IEEE Antennas Wireless Propag. Lett., vol. 14, pp. 711-714, Mar. 2015.
12. T. Yuan, Y Cheng, H, Wang and Y Qin, “Beam Steering for Electromagnetic Vortex Imaging Using
Uniform Circular Arrays”, IEEE Antennas and Wireless Propag. Lett, vol. 16, pp. 704-707, Aug. 2016.
13. M. Lin, Y. Gao, P. Liu and J. Liu, “Super-resolution orbital angular momentum based radar targets
detection”, ELECTRONIC LETTERS, vol. 52, no. 13, pp. 1168–1170, 23 June. 2016.
14. K. Liu, H. Liu, Y. Qin, Y. Cheng, S. Wang, X. Li, and H. Wang, “Generation of OAM beams using phased
array in microwave band,” IEEE Trans. Antennas Propag., vol. 64, no. 9, pp. 3850-3857, Sep. 2016.
15. Y.Yan, G. Xie, M. P. J. Lavery, H. Huang, N. Ahmed, C. Bao, Y. Ren, Y. Cao, L. Li, Z. Zhao, A. F. Molich,
M. Tur, M. J. Padgett, and A. E. Willner, “High-capacity millimetre-wave communications with orbital
angular momentum multiplexing,” Nat. Commun. , vol. 5, p. 4876, Sep 2014.
16. Y. Yan, L. Li, G. Xie, C. Bao, P. Liao, H. Huang, Y. Ren, N. Ahmed, Z. Zhao, Z. Wang, N. Ashrafi, S.
Ashrafi, S. Talwar, S. Sajuyigbe, M. Tur, A. F. Molich, and A. E. Willner, “Experimental measurements of
Multipath induced intra and inter channel crosstalk effects in millimeter-wave wireless communication using
orbital angular momentum multiplexing,” IEEE International Conference on communications (ICC), pp.
1370-1375, Sep. 1996.
17. S. W. Chen, C. K. Seow, and S. Y. Tan, “Elliptical Lagrange-Based NLOS Tracking Localization
Scheme”, IEEE Trans. Wireless Communications. vol. 15, no. 5, pp. 3212-3225, May 2016.
18. S. W. Chen, C. K. Seow, and S. Y. Tan, “Virtual Reference Device-Based NLOS Localization in Multipath
Environment,” IEEE Antennas and Wireless Propagation Letters, vol. 13, pp. 1409-1412, Jul. 2014
19. H. Zhang, S. Y. Tan, C. K. Seow, “TOA based Indoor Localization and Tracking with Inaccurate Floor Plan
Map via MRMSC-PHD Filter,” IEEE Sensor Journal, Jul. 2019.
20. H. Zhang, C. K. Seow, and S. Y. Tan, “Virtual reference device-based narrowband TOA localization using LOS
and NLOS path,” IEEE/ION Position, Location and Navigation Symposium (PLANS), pp. 225–231, April 2016.
21. S. W. Chen, C. K. Seow, and S. Y. Tan, “Single reference mobile localisation in multipath environment,”
Electronics Letters, vol. 49, no. 21, pp. 1360–1362, Oct. 2013.
22. Constantine A. Balanis, “Linear Wire Antennas”, Antenna Theory Analysis and Design, 3rd ed, John Wiley
& Sons, Inc., New Jersey, USA
23. S. Y. Tan and H. S. Tan, “A Microcellular Communications Propagation Model Based on the Uniform
Theory of Diffraction and Multiple Image Theory”, IEEE Trans. Antennas and Propag. vol. 44, no. 10, pp.
1317-1326, Oct. 1996.
24. S. Y. Tan and H. S. Tan, “Improved three-dimensional ray tracing technique for microcellular propagation
models”, Electronics Letters., vol. 31, no. 17, pp. 1503-1505, Aug. 1995.