S. Y. Zheng*, W. J. Liu, and Y. M. Pan, “Design of an ultra-wideband high-efficiency rectifier for wireless power transmission and harvesting applications,” IEEE Transactions on Industrial Informatics, Accepted.
Y. F. Pan, S. Y. Zheng*, Y. M. Pan,Y. X. Li, and Y. L. Long, “Highly reconfigurable dual-band coupler with independently tunable operating frequencies,” IEEE Transactions on Industrial Electronics, Accepted.
R.T. Wu, S. Y. Zheng*, W. J. Feng, Y. X. Li, and Y. L. Long, “Design of balanced filtering components based on isosceles right-angled triangular patch,” IEEE Transactions on Components, Packaging and Manufacturing Technology, Accepted.
J. Ouyang, Y. M. Pan, and S. Y. Zheng*, “Center-fed unilateral and pattern reconfigurable planar antennas with slotted ground plane,” IEEE Transactions on Antennas and Propagation, vol. 66, no. 10, pp. 5139-5149, Oct. 2018.
Q. P. Chen, Z. Qamar, S. Y. Zheng*, Y. L. Long, and D. Ho, “Design of a compact wideband Butler Matrix using vertically installed planar structure,” IEEE Transactions on Components, Packaging and Manufacturing Technology, vol. 8, no. 8, pp. 1420-1430, Aug. 2018.
Y. M. Pan, W. J. Yang, S. Y. Zheng*, and P. F. Hu, “A low-profile wideband circularly polarized crossed-dipole antenna with wide axial-ratio and gain beamwidths,” IEEE Transactions on Antennas and Propagation, vol. 66, no. 7, pp. 3346-3353, Jul. 2018.
Y. F. Pan, S. Y. Zheng*, Y. M. Pan, Y. X. Li, and Y. L. Long, “A frequency tunable quadrature coupler with wide tuning range of center frequency and wide operating bandwidth,” IEEE Transactions on Circuits and Systems II: Express Briefs, vol. 65, no. 7, pp. 864-868, Jul. 2018.
S. Y. Zheng*, Z. W. Liu, X. Y. Zhang, X. Y. Zhou, and W. S. Chan, “Design of ultra-wideband high-efficiency extended continuous class-F power amplifier,” IEEE Transactions on Industrial Electronics, vol. 65, no. 6, pp. 4661-4669, Jun. 2018.
S. Y. Zheng*, Z. L. Su, Y. M. Pan, Z. Qamar, and D. Ho, “New dual-/tri-Band bandpass filters and diplexer with large frequency ratio,” IEEE Transactions on Microwave Theory and Techniques, vol. 66, no. 6, pp. 2978-2992, Jun. 2018.
Z. Qamar, S. Y. Zheng*, W. S. Chan, and D. Ho, “Coupling coefficient reconfigurable wideband branch-line coupler topology with harmonic suppression,” IEEE Transactions on Microwave Theory and Techniques, vol. 66, no. 4, pp. 1912-1920, Apr. 2018.
X. Y. Zhou, S. Y. Zheng*, W. S. Chan, X. H. Fang, and D. Ho, “Post-Matching doherty power amplifier with extended back-off range based on self-generated harmonic injection,” IEEE Transactions on Microwave Theory and Techniques, vol. 66, no. 4, pp. 1951-1963, Apr. 2018.
J. H. Ou, S. Y. Zheng*, A. Andrenko, Y. L. Li, and H.-Z. Tan, “Novel time-domain schottky diode modeling for microwave rectifier designs, ” IEEE Transactions on Circuits and Systems I: Regular Papers, vol. 65, no. 4, pp. 1234-1244, Apr. 2018.
B. J. Xiang, S.Y. Zheng*, H. Wong, Y. M. Pan, K. X. Wang, and M. H. Xia, “A flexible dual-band antenna with large frequency ratio and different radiation properties over the two bands,” IEEE Transactions on Antennas and Propagation, vol. 66, no. 2, pp. 657-667, Feb. 2018.
Y. M. Pan, W. J. Yang, S. Y. Zheng*, and P. F. Hu, “Design of wideband circularly polarized antenna using coupled rotated vertical metallic plates,” IEEE Transactions on Antennas and Propagation, vol. 66, no. 1, pp. 42-49, Jan. 2018.
W. J. Liu, S. Y. Zheng*, Y. M. Pan, Y. X. Li, and Y. L. Long, “A wideband tunable reflection-type phase shifter with wide relative phase shift,” IEEE Transactions on Circuits and Systems II: Express Briefs, vol. 64, no. 12, pp. 1442-1446, Dec. 2017.
S. Y. Zheng*, “Simultaneous phase- and frequency- tunable hybrid coupler,” IEEE Transactions on Industrial Electronics, vol. 64, no. 10, pp. 8088-8097, Oct. 2017.
S. X. Zhang, S. Y. Zheng*, and L. M. Zheng, “An efficient multiple variants coordination framework for differential evolution,” IEEE Transactions on Cybernetics, vol. 47, no. 9, pp. 2780 - 2793, Sep. 2017.
X. Y. Zhou, S. Y. Zheng*, W. S. Chan, and D. Ho, “Broadband efficiency enhanced mutually-coupled harmonic post matching Doherty power amplifier,” IEEE Transactions on Circuits and Systems I: Regular Papers, vol. 64, no. 7, pp. 1758 - 1771, Jul. 2017.
Y. X. Li, H. S. Xu, W. T. Wu, Z. X. Liang, S.Y. Zheng*, J. H. Liu, and Y. L. Long, “A non-balancing end-fire microstrip dipole with periodic offset DSPSL substrate,” IEEE Transactions on Antennas and Propagation, vol. 65, no. 5, pp. 2661-2665, May 2017.
B. J. Xiang, S.Y. Zheng*, Y. M. Pan, and Y. X. Li, “Wideband circularly polarized dielectric resonator antenna with bandpass filtering and wide harmonics suppression response,” IEEE Transactions on Antennas and Propagation, vol. 65, no. 4, pp. 2096 - 2101, Apr. 2017.
P. F. Hu, Y. M. Pan, X. Y. Zhang, and S. Y. Zheng*, “Broadband filtering dielectric resonator antenna with wide stopband,” IEEE Transactions on Antennas and Propagation, vol. 65, no. 4, pp. 2079 - 2084, Apr. 2017.
D. F. Ye, Y. X. Li, Z. X. Liang, J. H. Liu, S. Y. Zheng*, and Y. L. Long, “Periodic triangle-truncated DSPSL-based antenna with back-fire to end-fire beam-scanning capacity,” IEEE Transactions on Antennas and Propagation, vol. 65, no. 2, pp. 845-849, Feb. 2017.
Z. Qamar, S. Y. Zheng*, W. S. Chan, and D. Ho, “An equal-length multiway differential metamaterial phase shifter,” IEEE Transactions on Microwave Theory and Techniques, vol. 65, no. 1, pp. 136-146, Jan. 2017.
B. W. Xu, S. Y. Zheng*, Y. M. Pan, and Y. H. Huang, “A universal reference line based differential phase shifter structure with simple design formulas,” IEEE Transactions on Components, Packaging and Manufacturing Technology, vol. 7, no. 1, pp. 123-130, Jan. 2017.
X. Y. Liu, Y. X. Li, Z. X. Liang, S. Y. Zheng*, J. H. Liu, and Y. L. Long, “A method of designing a dual-band sector ring microstrip antenna and its application,” IEEE Transactions on Antennas and Propagation, vol. 64, no. 11, pp. 4896-4901, Nov. 2016.
Z. X. Liang, Y. X. Li, J. H. Liu, S. Y. Zheng*, and Y. L. Long, “Microstrip magnetic monopole endfire array antenna with vertical polarization,” IEEE Transactions on Antennas and Propagation, vol. 64, no. 10, pp. 4208-4217, Oct. 2016.
P. F. Hu, Y. M. Pan, X. Y. Zhang, and S.Y. Zheng*, “A compact filtering dielectric resonator antenna with wide bandwidth and high Gain,” IEEE Transactions on Antennas and Propagation, vol. 64, no. 8, pp. 3645 - 3651, Aug. 2016.
L. M. Zheng, S. X. Zhang, S. Y. Zheng*, and Y. M. Pan, “Differential evolution algorithm with two-step subpopulation strategy and its application in microwave circuit designs,” IEEE Transactions on Industrial Informatics, vol. 12, no. 3, pp. 911-923, Jun. 2016.
Y. M. Pan, P. F. Hu, X. Y. Zhang, and S.Y. Zheng*, “A low profile high gain and wideband filtering antenna with metasurface,” IEEE Transactions on Antennas and Propagation, vol. 64, no. 5, pp. 2010-2016, May 2016.
S. Y. Zheng*, Z. W. Liu, Y. M. Pan, Y. L. Wu, W. S. Chan, and Y. Liu, “Bandpass filtering Doherty power amplifier with enhanced efficiency and wideband harmonic suppression,” IEEE Transactions on Circuits and Systems I: Regular Papers, vol. 63, no. 3, pp. 337 - 346, Mar. 2016.
K. X. Wang, X. Y. Zhang, S. Y. Zheng*, and Q. Xue, “Compact filtering rat-race hybrid with wide stopband,” IEEE Transactions on Microwave Theory and Techniques, vol. 63, no. 8, pp.2550-2560, Aug. 2015.
Y. Wu, S. Y. Zheng*, S.-W. Leung, Y. Liu and Q. Xue, “An analytical design method for a novel dual-band unequal coupler with four arbitrary terminated resistances,” IEEE Transactions on Industrial Electronics, vol. 61, no. 10, pp. 5509 - 5516, Oct. 2014.
Y. M. Pan, S. Y. Zheng*, and B. J. Hu, “Wideband and low-profile omnidirectional circularly polarized patch antenna,” IEEE Transactions on Antennas and Propagation, vol. 62, no. 8, pp.4347-4351, Aug. 2014.
S. Y. Zheng*, Y. L. Wu, Y. X, Li, Y. Liu, and Y. L. Long, “Dual band hybrid coupler with arbitrary power division ratios over the two bands,” IEEE Transactions on Components, Packaging and Manufacturing Technology, vol. 4, no. 8, pp.1347-1358, Aug. 2014.
Y. S. Wong, S. Y. Zheng*, and W. S. Chan, “Multi-Way and poly-phase aligned feed-forward differential phase shifters,” IEEE Transactions on Microwave Theory and Techniques, vol. 62, no. 6, pp. 1312 - 1321, Jun. 2014.
S. Y. Zheng*, and W. S. Chan, “Differential RF phase shifter with harmonic suppression,” IEEE Transactions on Industrial Electronics, vol. 61, no. 6, pp.2891-2899, Jun. 2014.
S. Y. Zheng*, W. S. Chan, and Y. S. Wong, “Reconfigurable RF quadrature patch hybrid coupler,” IEEE Transactions on Industrial Electronics, vol. 60, no. 8, pp.3349-3359, Aug. 2013.
S. Y. Zheng*, J. H. Deng, Y. M. Pan and W. S. Chan, “Circular sector patch hybrid coupler with an arbitrary coupling coefficient and phase difference,” IEEE Transactions on Microwave Theory and Techniques, vol. 61, no. 5, pp.1781-1792, May 2013.
Y. S. Wong, S. Y. Zheng*, and W. S. Chan, “Quasi-arbitrary phase difference hybrid coupler,” IEEE Transactions on Microwave Theory and Techniques, vol. 60, no. 6, pp.1530-1538, Jun. 2012.
S. Y. Zheng*, W. S. Chan, and K. F. Man, “Frequency agile patch element using varactor loaded patterned ground plane,” IEEE Transactions on Microwave Theory and Techniques, vol. 59, no. 3, pp.619-626, Mar. 2011.
J. H. Deng, W. S. Chan, B. Z. Wang, S. Y. Zheng* and K. F. Man, “A RFID multi-criteria coarse and fine space tag antenna design,” IEEE Transactions on Industrial Electronics, vol. 58, no. 6, pp.2522-2530, Jun. 2011.
S. Y. Zheng*, S. H. Yeung, W. S. Chan, K. F. Man, and K. S. Tang, “Design of broadband hybrid coupler with tight coupling using jumping gene evolutionary algorithm,” IEEE Transactions on Industrial Electronics, vol. 56, no. 8, pp.2987-2991, Aug. 2009.
S. Y. Zheng*, S. H. Yeung, W. S. Chan, K. F. Man, and S. H. Leung , “Size-reduced rectangular patch hybrid coupler using patterned ground plane,” IEEE Transactions on Microwave Theory and Techniques, vol. 57, no. 1, pp.180-188, Jan. 2009.
S. Y. Zheng*, S. H. Yeung, W. S. Chan, K. F. Man, S. H. Leung, and Q. Xue, “Dual-band rectangular patch hybrid coupler,” IEEE Transactions on Microwave Theory and Techniques, vol. 56, no. 7, pp.1721-1728, Jul. 2008.
Selected Journal Papers
L. Gao, Z. Qamar, H. L. Zhang, and S.Y. Zheng*, “Wideband arbitrary phase-difference coupled-line coupler with tight coupling coefficient and small phase variation,” IET Microwaves, Antennas & Propagation, Accepted.
L. Gao, and S.Y. Zheng*, “A wideband 3 dB arbitrary phase difference branch line coupler,” Microwave and Optical Technology Letters, vol. 60, no. 5, pp. 1300-1304, May 2018.
L. M. Zheng, L. Liu, S. X. Zhang, and S.Y. Zheng*, “Enhancing differential evolution with interactive information,” Soft Computing, Accepted (DOI: 10.1007/s00500-017-2740-2).
X. F. Ye, S. Y. Zheng*, Y. M. Pan, D. Ho, and Y. L. Long, “A new class of components for simultaneous power splitting over microwave and millimeter-wave frequency bands,” IEEE Access, vol. 6, pp. 146-158, 2018.
J. Ouyang, Y. M. Pan, S. Y. Zheng*, and P. F. Hu, “An electrically small planar quasi-isotropic antenna,” IEEE Antennas and Wireless Propagation Letters, vol. 17, no. 2, pp. 303-306, Feb. 2018.
X. Y. Zhou, W. S. Chan, D. Ho, and S. Y. Zheng*, “Loading the third harmonic: a linear and efficient post-matching Doherty PA, ” IEEE Microwave Magazine, vol. 19, no. 1, pp. 99-105, Jan.-Feb. 2018.
Z. Qamar, S. Y. Zheng*, W. S. Chan, and D. Ho, “Coupling coefficient range extension technique for broadband branch-line coupler,” Journal of Electromagnetic Waves and Applications, vol. 32, no. 1, pp. 92-112, Jan. 2018.
W. J. Yang, Y. M. Pan, S. Y. Zheng*, and P. F. Hu, “A low profile wideband circularly polarized crossed-dipole antenna,” IEEE Antennas and Wireless Propagation Letters, vol. 16, no. , pp. 2126-2129, 2017.
S. X. Zhang, L. M. Zheng, S. Y. Zheng*, and Y. M. Pan, “Decomposition-based multi-objective evolutionary algorithm with mating neighborhood sizes and reproduction operators adaptation,” Soft Computing, vol. 21, no. 21, pp. 6381–6392, Nov. 2017.
S. Y. Zheng*, and S. X. Zhang, “A jumping genes inspired multi-objective differential evolution algorithm for microwave components optimization problems,” Applied Soft Computing, vol. 59, pp. 276-287, Oct. 2017.
L. M. Zheng, S. X. Zhang, K. S. Tang, and S. Y. Zheng*, “Differential Evolution Powered by Collective Information,” Information Sciences, vol. 399, pp. 13 - 29, Aug. 2017.
L. M. Zheng, Q. Wang, S. X. Zhang, and S.Y. Zheng*, “Population recombination strategies for multi-objective particle swarm optimization,” Soft Computing, vol. 21, no. 16, pp. 4693–4705, Aug. 2017.
B. J. Xiang, X. F. Ye, Y. F. Pan, S. Y. Zheng*, and Y. L. Long, “Coupling coefficient reconfigurable quadrature coupler based on mechanical switches,” Journal of Electromagnetic Waves and Applications, vol. 31, no. 15, pp. 1566-1582, Jul. 2017.
B. J. Xiang, W. J. Liu, S. Y. Zheng*, Y. M. Pan, and Y. X. Li, “Vias and stubs loaded patch and its applications in filter and rectifier designs,” IEEE Access, vol. 5, no. , pp. 7042 - 7054, 2017.
Y. M. Pan, and S.Y. Zheng*, “A compact quasi-isotropic shorted patch antenna,” IEEE Access, vol. 5, pp. 2771 - 2778, 2017.
T. L. Wu, Y. M. Pan, P. F. Hu, and S.Y. Zheng*, “Design of a low profile and compact omnidirectional filtering patch antenna,” IEEE Access, vol. 5, no. , pp. 1083-1089, 2017.
X. Y. Zhou, S. Y. Zheng*, W. S. Chan, and D. Ho, “Compact band pass filter with controllable bandwidth based on low radiation spur-line defected ground structure,” Microwave and Optical Technology Letters, vol. 58, no. 12, pp. 2966–2968, Dec. 2016.
Y. F. Pan, S. Y. Zheng*, and Y. L. Long, “Simultaneous frequency- and coupling coefficient- reconfigurable quadrature coupler,” Journal of Electromagnetic Waves and Applications, vol. 30, no. 18, pp. 2355-2364, Nov. 2016.
X. F. Ye, S. Y. Zheng*, and Y. M. Pan, “A compact millimeter-wave patch quadrature coupler with a wide range of coupling coefficients,” IEEE Microwave and Wireless Component Letters, vol. 26, no. 3, pp. 165 – 167, Mar. 2016.
B. W. Xu, X. Y. Pu, S. Y. Zheng*, and Y. Long, “Shorting posts loaded patch coupler with enhanced bandwidth and extended coupling coefficient range,” Microwave and Optical Technology Letters, vol. 58, no. 3, pp. 683 – 688, Mar. 2016.
T. Gao, Y. C. Li, S. Y. Zheng*, and Y. X. Bao, “Patch crossover with bandpass filtering function,” Microwave and Optical Technology Letters, vol. 58, no. 2, pp. 301 – 304, Feb. 2016.
Y. M. Pan, and S. Y. Zheng*, “A low-profile stacked dielectric resonator antenna with high-gain and wide bandwidth,” IEEE Antennas and Wireless Propagation Letters, vol. 15, pp. 68-71, Feb. 2016.
S. Y. Zheng*, X. Y. Zhang, Y. M. Pan, and Y. Long, “Dual-band quadrature coupler with controllable power division ratios,” Journal of Electromagnetic Waves and Applications, vol. 29, no. 11, pp. 1523 – 1533, Jun. 2015.
X. Y. Pu, X. Y. Zhou, S. Y. Zheng*, and Y. Long, “Wide band balun filter using open/shorted coupled line sections,” Microwave and Optical Technology Letters, vol. 57, no. 5, pp. 1099 – 1101, May 2015.
X. Y. Pu, S. Y. Zheng*, J. Liu, Y. Li, and Y. Long, “Novel multi-way broadband differential phase shifter with uniform reference line using coupled line structure,” IEEE Microwave and Wireless Component Letters, vol. 25, no. 3, pp. 166 – 168, Mar. 2015.
X. Y. Zhou, S. Y. Zheng*, X. Y. Pu, W. S. Chan, and Y. L. Long, “Wideband patch directional coupler based on non-uniform mushroom structure,” Electronics Letters, vol. 51, no. 3, pp. 262 – 264, Feb. 2015.
J. B. Zhang, Y. Li, Z. X. Liang, S. Y. Zheng*, and Y. L. Long, “Design of a multi-frequency one-quarter rings microstrip antenna,” IEEE Antennas and Wireless Propagation Letters, vol. 14, pp.209-212, Feb. 2015.
Y. M. Pan, S. Y. Zheng*, and B. J. Hu, “Singly-fed wideband 45° slant-polarized omnidirectional antennas,” IEEE Antennas and Wireless Propagation Letters, vol. 13, pp.1445-1448, Aug. 2014.
J. Liu, Y. Li, S. Y. Zheng*, and Y. Long, “Method of auxiliary sources for analyzing half-mode substrate integrated waveguide,” IEEE Antennas and Wireless Propagation Letters, vol. 13, pp.1043-1046, Jun. 2014.
Y. M. Pan, S. Y. Zheng*, and W. Li, “Dual-band and dual-sense omnidirectional circularly polarized antenna,” IEEE Antennas and Wireless Propagation Letters, vol. 13, pp.706-709, Apr. 2014.
Y. M. Pan, S. Y. Zheng*, and B. J. Hu, “Design of dual-band omnidirectional cylindrical dielectric resonator antenna,” IEEE Antennas and Wireless Propagation Letters, vol. 13, pp.710-713, Apr. 2014.
J. Liu, S. Y. Zheng*, Y. Li, and Y. Long, “Broadband monopolar microstrip patch antenna with shorting-vias and coupled-ring,” IEEE Antennas and Wireless Propagation Letters, vol. 13, pp.39-42, Jan. 2014.
S. Y. Zheng*, and W. S. Chan, “Compact dual-band bandpass patch filter using coplanar waveguide feed method,” Electronics Letters, vol. 48, no. 23, pp. 1475 – 1476, Nov. 2012.
Y. S. Wong, S. Y. Zheng*, and W. S. Chan, “Multifolded bandwidth branch line coupler with filtering characteristic using coupled port feeding,” Progress In Electromagnetics Research, vol. 118, pp. 17-35, Jun. 2011.
King Yin Cheung, Shao Yong Zheng*, Wing Shing Chan, and Kim Fung Man, “Dual-band hybrid coupler with source to load impedance matching,” Microwave and Optical Technology Letters, vol. 52, no. 11, pp. 2515-2519, Nov. 2010.
S. Y. Zheng*, W. S. Chan, and K. F. Man, “Multi-function patch element,” Progress In Electromagnetics Research, vol. 109, pp. 159-174, Oct. 2010.
S. Y. Zheng*, W. S. Chan, and K. F. Man, “Broadband phase shifter using loaded transmission line,” IEEE Microwave and Wireless Component Letters, vol. 20, no. 9, pp.498-500, Sep. 2010.
King Yin Cheung, Shao Yong Zheng*, Wing Shing Chan, and Kim Fung Man, “Dual-band hybrid coupler with extended bandwidth,” Microwave and Optical Technology Letters, vol. 52, no. 9, pp. 2095-2098, Sep. 2010.
S. Y. Zheng*, W. S. Chan, K. S. Tang, and K. F. Man, “Vestigial dual-band branch line coupler with aligned phase and improved bandwidth response,” Electronics Letters, vol. 44, no. 21, pp.1264-1265, Oct. 2008.
S. Y. Zheng*, S. H. Yeung, W. S. Chan, K. F. Man, and S. H. Leung , “Improved broadband dumb-bell-shaped phase shifter using multi-section stubs,” Electronics Letters, vol. 44, no. 7, pp. 478-480, Mar. 2008.
Shaoyong Zheng*, and Wing Shing Chan, “A compact butler matrix using size reduced elements,” Microwave and Optical Technology Letters, vol. 49, no. 7, pp. 1519-1521, July 2007.
S. Zheng*, W. S. Chan, S. H. Leung, and Q. Xue, “Broadband butler matrix with flat coupling,” Electronics Letters, vol. 43, no. 10, pp. 576-577, May 2007.
S. Zheng*, W. S. Chan, and Y. M. Siu, “RF multiple-input multiple-output switchless front-end,” Electronics Letters, vol. 42, no. 24, pp. 1408-1409, Nov. 2006.
Shaoyong Zheng*, and Wing Shing Chan, “Distributed power amplifier/ feedback low noise amplifier switch-less front-end,” Microwave and Optical Technology Letters, vol. 48, no. 8, pp. 1659-1662, Aug. 2006.
Conference Papers
B. W. Xu, B. J. Xiang, and S.Y. Zheng*, “Wideband circularly polarized filtering antenna based on metasurface,” 2018 IEEE International Conference on Microwave and Millimeter Wave Technology (ICMMT), 6-10, May. 2018.
X. Y. Zhou, S. Y. Zheng*, W. S. Chan and D. Ho, “Broadband high efficiency post-matching Doherty power amplifier based on mixed-topology,” 2018 IEEE MTT-S International Microwave Symposium (IMS), June 10- 15, 2018.
Q. P. Chen, S. Y. Zheng*, and Y. L. Long, “Compact Butler Matrix for Wideband Beamforming,” in Proceedings of the 12th European Conference on Antennas and Propagation, EuCAP 2018, Apr. 9- 13, 2018. (Invited Paper)
S. Y. Zheng*, Y. X. Zheng, and Y. F. Pan, “Dielectric coupler with bandpass filtering response,” 2018 IEEE International Conference on Computational Electromagnetics (ICCEM), Mar. 26- 28, 2018.
S. Y. Zheng*, and Y. X. Zheng, “Bandpass filtering coupler based on dual-mode dielectric resonators,” Antennas and Propagation (APCAP), 2017 IEEE 6th Asia-Pacific Conference on, Oct. 16- 19, 2017.
S. Y. Zheng*, “The applications of jumping genes inspired evolutionary algorithms in microwave circuit designs,” 2017 International Applied Computational Electromagnetics Society Symposium in China, 1-4 August, 2017. (Invited Paper)
X. Y. Zhou, S. Y. Zheng*, W. S. Chan and D. Ho, “Efficiency enhanced post-matching Doherty power amplifier based on modified phase compensation network, ” 2017 IEEE MTT-S International Microwave Symposium (IMS), June 4-9, 2017.
B. W. Xu, and S. Y. Zheng*, “Tunable differential phase shifter based on varactor diodes,” 16th International Symposium on Microwave and Optical Technology, 26-28 June, 2017. (Best Paper Award)
Z. Y. Ye, Y. F. Pan, Z. Qamar, Z. Y. Lin, Y. J. Cai, and S. Y. Zheng*, “Dual-band quadrature coupler with a small frequency ratio,” 16th International Symposium on Microwave and Optical Technology, 26-28 June, 2017.
S. H. Wang, B. J. Xiang, and S. Y. Zheng*, “Circularly polarized filtering antenna based on circular sector patch,” 16th International Symposium on Microwave and Optical Technology, 26-28 June, 2017.
S. Y. Zheng*, “Circuit applications of patch elements,” 11-th Asia-Pacific Engineering Research Forum on Microwaves and Electromagnetic Theory, Nagasaki, Japan, Oct. 21-22, 2016. (Invited Paper)
S. Y. Zheng*, R. T. Wu, and Z. W. Liu “A balanced bandpass filter with two transmission zeros based on square patch resonators,” 2016 IEEE International Conference on Ubiquitous Wireless Broadband, Oct. 16-19, 2016. (Invited Paper)
B. J. Xiang, and S. Y. Zheng*, “Bandpass filtering 180° patch coupler with wide suppression band,” Antennas and Propagation (APCAP), 2016 IEEE 5th Asia-Pacific Conference on, July 26- July 29, 2016. (Short list for best paper award)
X. F. Ye, Y. Z. Shi, E. Guo, and S. Y. Zheng*, “A bandpass filtering balun based on circular sector patch,” Antennas and Propagation (APCAP), 2016 IEEE 5th Asia-Pacific Conference on, July 26- July 29, 2016.
S. Y. Zheng*, “Circuit applications of patch elements,” Antennas and Propagation (APCAP), 2016 IEEE 5th Asia-Pacific Conference on, July 26- July 29, 2016. (Invited Paper)
Y. Y. Tan, X. F. Ye, B. J. Xiang, and S. Y. Zheng*, “Novel compact balun based on slotted square patch,” 2016 IEEE International Conference on Microwave and Millimeter Wave Technology (ICMMT), 16-18, May. 2016.
S. Y. Zheng*, and X. F. Ye, “Ultra-compact wideband millimeter-wave crossover using slotted SIW structure,” Electromagnetics (iWEM), 2016 IEEE International Workshop on, 16-18, May. 2016. (Invited Paper)
Q. P. Chen, S. L. Lai, and S. Y. Zheng*, “Compact butler matrix based on patch element for X band applications,” Microwave Conference, 2015. APMC 2015. Asia-Pacific, 6-9, Dec. 2015.
B. W. Xu, X. F. Ye, and S.Y. Zheng*, “A compact patch coupler with an arbitrary phase difference for millimeter-wave applications,” Microwave Conference, 2015. APMC 2015. Asia-Pacific, 6-9, Dec. 2015.
X. F. Ye, H. Y. Ke, and S. Y. Zheng*, “A Millimeter-wave bandpass filter and balun filter based on circular sector patch,” Electromagnetics (iWEM), 2015 IEEE International Workshop on, 16-18, Nov. 2015. (Student Best Paper Final List Award)
X. F. Ye, S. Y. Zheng*, and J. H. Deng, “A compact patch crossover for millimeter-wave applications,” Electromagnetics (iWEM), 2015 IEEE International Workshop on, 16-18, Nov. 2015.
S. Y. Zheng*, “A compact patch quadrature coupler with enhanced bandwidth and harmonic suppression,” Antennas and Propagation (APCAP), 2015 IEEE 4th Asia-Pacific Conference on, June 30- July 3, 2015. (Invited Paper)
Q.-Y. Guo, X. Y. Zhang, L. Gao, and S. Y. Zheng*, “Novel millimeter-wave bandpass filter using discriminating coupling for fundamental mode suppression,” Antennas and Propagation (APCAP), 2014 3rd Asia-Pacific Conference on, 26-29, Jul. 2014.
S. Y. Zheng*, Y. M. Pan, and Y. L. Long, “Harmonic suppressed differential phase shifter,” Cross Strait Quad-Regional Radio Science and Wireless Technology Conference (CSQRWC), 2013, 21-25, Jul. 2013.
S. Y. Zheng*, and W. S. Chan, “Broadband differential phase shifter using vertically installed coupled structure,” Microwave Conference, 2011. APMC 2010. Asia-Pacific, 5-8, Dec. 2011.
Y. S. Wong, S. Y. Zheng*, and W. S. Chan, “A wideband coupler with wide suppression band using coupled stub,” Microwave Conference, 2011. APMC 2010. Asia-Pacific, 5-8, Dec. 2011.
S. Y. Zheng*, W. S. Chan, and K. F. Man, “Size reduced Marchand balun with integrated microstrip to CPW Transition,” Microwave Conference, 2010. APMC 2010. Asia-Pacific, 7-10, Dec. 2010.
S. Y. Zheng*, W. S. Chan, and K. F. Man, “Broadband coupler using improved vertically installed planar structure,” in Proceedings of the Fourth European Conference on Antennas and Propagation, EuCAP 2010,12-16, Apr. 2010.
S. Y. Zheng*, W. S. Chan, and K. F. Man, “Broadband parallel stubs phase shifter,” Microwave Conference, 2009. APMC 2009. Asia-Pacific, 7-10, Dec. 2009.
C. Y. Cheung, S. Y. Zheng*, W. S. Chan, and K. F. Man, “Reconfigurable top loaded monopole antenna with wideband tuning,” Microwave Conference, 2008. APMC 2008. Asia-Pacific, 16-19 Dec. 2008.
S. Y. Zheng*, W. S. Chan, K. S. Tang, and K.F. Man, “Broadband parallel stubs phase shifter using defected ground structure,” Microwave Conference, 2008. APMC 2008. Asia-Pacific, 16-19, Dec. 2008. (Short list for best paper award)
S. H. Yeung, S. Y. Zheng*, K. F. Man, and W. S. Chan, “Broad band CBCPW phase shifter optimized with jumping gene evolutionary algorithm”, Proceedings of the IEEE International Conference on Industrial Technology (ICIT 2008), Chengdu, China, 2008.
S. Y. Zheng*, S. H. Yeung, W. S. Chan, and K. F. Man, “Broadband 3dB hybrid coupler with flat coupling designed by jumping gene evolutionary algorithm”, Proceedings of the IEEE International Conference on Industrial Technology (ICIT 2008), Chengdu, China, 2008. (Short list for best paper award)
S. Y. Zheng*, S. H. Yeung, W. S. Chan, and K. F. Man, “Broadband butler matrix optimized using jumping gene evolutionary algorithm”, Proceedings of the IEEE International Conference on Industrial Technology (ICIT 2008), Chengdu, China, 2008.