招生专业

个人简介

   徐金旭，获得悉尼科技大学和华南理工大学双博士学位，曾在澳门大学从事科研工作。主要研究方向为：射频电路、微波与毫米波芯片与系统。担任IET Circuits, Devices & Systems期刊副编辑。已发表SCI/EI论文60余篇，其中第一/通讯作者IEEE Trans论文17篇；获中国发明专利授权15项，美国专利授权3项；获得中国电子学会优秀博士学位论文；获得2020年度广东省技术发明一等奖、2021年广东省电子信息行业科技进步一等奖、2020年粤港澳大湾区高价值专利培育布局大赛金奖；获得2016年先进材料与工艺国际微波会议（IEEE MTT-S IMWS-AMP ）及2019年国际微波毫米波会议（ICMMT）论文奖。 

       Jin-Xu Xu received a Dual-Doctoral degree from University of Technology Sydney and South China University of Technology. He has been engaged in scientific research at the University of Macau.  His current research interests include RF circuits, microwave and millimeter-wave integrated circuits and systems. He is an associate editor of the IET Circuits, Devices & Systems. He has authored/co-authored more than 60 internationally referred journal/conference articles among which 17 papers are published as the first/corresponding author in IEEE Trans journals. He is a co-inventor of 15 granted Chinese patents and 3 granted U.S. patents. He received the Excellent Doctoral Dissertation of Chinese Institute of Electronics, the First Prize of the 2020 Guangdong Provincial Technological Invention Award, the First Prize of the 2021 Scientific and Technological Progress of Guangdong Provincial Electronic Information Industry, and the Gold Prize of Guangdong-Hong Kong-Macao Greater Bay Area High-value Patent Cultivation Layout Competition. He was a recipient of the Best Student Paper Awards presented at the IEEE MTT-S International Microwave Workshop Series on Advanced Materials and Processes for RF and THz Applications (IMWS-AMP) in 2016 and the International Conference on Microwave and Millimeter Wave Technology in 2019.

研究方向

射频电路，微波毫米波芯片与系统

学术任职

1. 期刊编委：IET Circuits, Devices & Systems期刊副编辑（Associate Editor）; Microwave and Optical Technology Letters期刊客座编辑（Guest Editor）

2. 国际会议任职：2021 IEEE International Workshop on Electromagnetics (iWEM2021), Guangzhou, China, TPC Co-Chair, 程序册委员会共同主席

3. 期刊审稿人：IEEE TMTT/TIE/TCAS1/TCAS2/MWCL等10余个国际期刊审稿人

科研项目

1. 广州市科协“青年托举人才”项目，2022.01-2023.12，主持

2. 国家重点研发计划子课题，宽带高效率高线性度硅基GaN功率放大器性能提升技术研究，2020.12-2024.11，主持

3. 国家自然科学基金青年基金，基于介质谐振器的单体双路/多路滤波电路研究，2021.01-2023.12，主持

代表性科研成果

[1]  J.-X. Xu and X. Y. Zhang, Single- and Dual-Band LTCC Filtering Switch With High Isolation Based on Coupling Control, IEEE Transactions on Industrial Electronics, vol. 64, no. 4, pp. 3137-3146, April 2017.

[2]  H.-Y. Li, J.-X. Xu*, and X. Y. Zhang, “Single-to-balanced and balanced-to- balanced dual-channel filters using multilayer substrate integrated waveguide cavities,” IEEE Transactions on Industrial Electronics, vol. 68, no. 3, pp. 2389-2399, Mar. 2021.

[3]  J.-X. Xu, X. Y. Zhang, H.-Y. Li, Y. Yang, E. Dutkiewicz, and Q. Xue, “Ultra-compact multi-channel bandpass filter based on tri-mode dielectric-loaded cavities,” IEEE Transactions on Microwave Theory and Techniques, vol. 68, no. 5, pp. 1668-1677, Mar. 2020.

[4]  J.-X. Xu, L. Yang, Y. Yang, and X. Y. Zhang, High-Q-factor tunable bandpass filter with constant absolute bandwidth and wide tuning range based on coaxial resonators, IEEE Transactions on Microwave Theory and Techniques, vol. 67, no. 10, pp. 4186-4195, Oct. 2019.

[5]  J.-X. Xu, H.-Y. Li, X. Y. Zhang, Y. Yang, Q. Xue and E. Dutkiewicz, Compact dual-channel balanced filter and balun filter based on quad-mode dielectric resonator, IEEE Transactions on Microwave Theory and Techniques, vol. 65, no. 11, pp. 4636-4644, Feb. 2019.

[6]  J.-X. Xu and X. Y. Zhang, Compact High-Isolation LTCC Diplexer Using Common Stub-Loaded Resonator With Controllable Frequencies and Bandwidths, IEEE Transactions on Microwave Theory and Techniques, vol. 65, no. 11, pp. 4636-4644, Nov. 2017.

[7]  J.-X. Xu and X. Y. Zhang, Dual-channel dielectric resonator filter and its application to Doherty power amplifier for 5G massive MIMO system, IEEE Transactions on Microwave Theory and Techniques, vol. 66, no. 7, pp. 3297-3305, July 2018. 

[8]  J.-X. Xu, X. Y. Zhang and H.-Y. Li, Compact narrow-band filtering rat-race coupler using quad-mode dielectric resonator, IEEE Transactions on Microwave Theory and Techniques, vol. 66, no. 9, pp. 4029-4039, Aug. 2018. 

[9]  H.-Y. Li, J.-X. Xu*, and X. Y. Zhang, “Substrate integrated waveguide filtering rat-race coupler based on orthogonal degenerate modes,” IEEE Transactions on Microwave Theory and Techniques, vol. 67, no. 1, pp. 140-150, Jan. 2019. 

[10]  H.-Y. Li, J.-X. Xu*, Y. Yang, and X. Y. Zhang, “Novel switchable filtering circuit with function reconfigurability between SPQT filtering switch and four-way filtering power divider,” IEEE Transactions on Microwave Theory and Techniques, vol. 68, no. 3, pp. 867-876, Mar. 2020. 

[11]  J-X. Xu, Y. M. Xue, L. Gao, and X. Y. Zhang*, “Switchable filtering circuit with single- and multi-channel operations,” IEEE Transactions on Circuits and Systems II: Express Briefs, vol. 67, no. 12, pp. 2958-2962, Dec. 2020.

[12]  J.-X. Xu, W.-L. Zhan, H-Y. Li, and X. Y. Zhang, “Switchable diplexer based on coupling control,” IEEE Transactions on Circuits and Systems II: Express Briefs, vol. 68, no. 1, pp. 166-170, Jan. 2021.

[13]  J.-X. Xu, M. Huang, H.-Y. Li, Y. Yang, and X. Y. Zhang, “Design of balanced filtering rat-race coupler based on quad-mode dielectric resonator,” IEEE Transactions on Circuits and Systems II: Express Briefs, vol. 68, no. 7, pp. 2267-2271, Jul. 2021.

[14]  J.-X. Xu, X. Y. Zhang, X. L. Zhao and Q. Xue, Synthesis and Implementation of LTCC Bandpass Filter With Harmonic Suppression, IEEE Transactions on Components, Packaging and Manufacturing Technology, vol. 6, no. 4, pp. 596-604, April 2016.

[15]  W.-L. Zhan, J.-X. Xu*, X.-L. Zhao, B.-J. Hu, and X. Y. Zhang, “Substrate integrated waveguide multi-channel filtering crossover with extended channel number and controllable frequencies,” IEEE Transactions on Circuits and Systems II: Express Briefs, vol. 67, no. 12, pp. 2858-2862, Dec. 2020.

[16]  H.-Y. Li, J.-X. Xu*, and X. Y, Zhang, “Miniaturized Balanced Filtering Power Dividers with Arbitrary Power Division Ratio Using Multi-Mode Dielectric Resonator in Single Cavity,” IEEE Transactions on Circuits and Systems II: Express Briefs, vol. 69, no. 6, pp. 2707-2711, Jun. 2022.

[17]  X. Huang, X. Y. Zhang, L. Zhou, J.-X. Xu*, and J.-F. Mao, “Low-loss self-packaged Ka-band LTCC filter using artificial multi-mode SIW resonator,” IEEE Transactions on Circuits and Systems II: Express Briefs, early access, 2022.