Selected Publications
Journal
J.-S. Fu, "A novel Q-band asymmetric T/R switch in GaAs pHEMT using second-order band-stop filter for wideband RX-mode isolation," Electron. Lett., vol. 59, no. 19, Oct. 2023. http://doi.org/10.1049/ell2.12962
J.-S. Fu, "A novel X-band CMOS asymmetric T/R switch with high-pass TX arm and low-pass RX arm," Electron. Lett., vol. 59, no. 14, July 2023. https://doi.org/10.1049/ell2.12887 my copy
C.-W. Hsu and J.-S. Fu*, "Magnetically coupled quadrature all-pass filter for quadrature signal generation in vector-summing phase shifters," IEICE Electron. Express, Sept. 2021. https://doi.org/10.1587/elex.18.20210330
H.-Y. Li and J.-S. Fu*, "Broadband complementary metal-oxide semiconductor phase shifter with 6-bit resolution based on all-pass networks," IET Microw. Antennas Propag., vol. 9, no. 11, pp. 1144-1151, Aug. 2015. http://dx.doi.org/10.1049/iet-map.2014.0687
H.-Y. Li, C.-T. Yeh, J.-J. Huang, C.-W. Chang, C.-T. Yu, and J.-S. Fu*, "CPW-fed frequency-reconfigurable slot-loop antenna with a tunable matching network based on ferroelectric varactors," IEEE Antennas Wireless Propag. Lett., vol. 14, pp. 614-617, 2015. https://doi.org/10.1109/LAWP.2014.2375334
H.-Y. Li, S.-C. Chen, and J.-S. Fu*, "Ferroelectric-based pulse-shaping artificial transmission line," IEICE Trans. Electron., vol. E98-C, no. 1, pp. 28-34, Jan. 2015. https://doi.org/10.1587/transele.E98.C.28
H.-Y. Li and J.-S. Fu*, "Analysis of magnetically coupled all-pass network for phase-shifter design," IEEE Trans. Microw. Theory Techn., vol. 62, no. 9, pp. 2025-2037, Sep. 2014. https://doi.org/10.1109/TMTT.2014.2334065
C.-Y. Chen, H.-Y. Li, and J.-S. Fu*, "X-band voltage-controlled oscillator with built-in envelope detection," Microw. Opt. Technol. Lett., vol. 56, no. 1, pp. 11-14, Jan. 2014. https://doi.org/10.1002/mop.27985
H.-Y. Li, S.-C. Chen, H.-P. Chen, W.-C. Ran, and J.-S. Fu*, "A frequency-reconfigurable slot loop antenna using ferroelectric MIM capacitors," IEICE Electron. Express, vol. 10, no. 16, Aug. 2013. https://doi.org/10.1587/elex.10.20130521
H.-Y. Li, S.-C. Chen, and J.-S. Fu*, "Broadband analog phase shifter based on multi-stage all-pass networks," IEICE Electron. Express, vol. 10, no. 15, Aug. 2013. https://doi.org/10.1587/elex.10.20130491
Conference
Y.-H. Chiang and J.-S. Fu*, "Millimeter-wave on-chip aperture-coupled patch antennas using hot-via street option in a GaAs integrated passive device process," accepted by 2024 IEEE Int. Workshop Antenna Technol., Apr. 2024.
J.-S. Fu, "An analog phase shifter based on magnetically coupled all-pass network with positive coupling coefficient," in Proc. 2023 Asia-Pacific Microw. Conf., Dec. 2023, pp. 632-634. https://doi.org/10.1109/APMC57107.2023.10439670
J.-S. Fu, "An isolation-improved asymmetric T/R switch with two-stage networks in GaAs pHEMT for 5G NR FR2 n259 band," in Proc. 2023 IEEE Global Conf. Consumer Electronics, Oct. 2023. https://doi.org/10.1109/GCCE59613.2023.10315358
J.-S. Fu, "A 28-GHz MMID frontend in 90-nm CMOS for miniature wireless sensors," in Proc. 2023 IEEE Int. Conf. Consumer Electronics - Taiwan (ICCE-Taiwan), July 2023. https://doi.org/10.1109/ICCE-Taiwan58799.2023.10226835
J.-S. Fu, "A Ka-band asymmetric T/R switch in GaAs pHEMT technology," in Proc. 2023 IEEE Int. Conf. Consumer Electronics - Taiwan (ICCE-Taiwan), July 2023. https://doi.org/10.1109/ICCE-Taiwan58799.2023.10226683
C.-W. Hsu and J.-S. Fu*, "A 3.5-GHz 6-bit CMOS vector-summing phase shifter with low phase and amplitude errors using area-resizing technique," in Proc. 2022 Asia-Pacific Microw. Conf., Nov. 2022, pp. 701-703. https://doi.org/10.23919/APMC55665.2022.9999777
L.-Y. Chen and J.-S. Fu*, "A 3.5-GHz 2-W power amplifier in GaN HEMT technology," in Proc. 2021 IEEE Int. Symp. Radio-Freq. Integr. Technol., Aug. 2021. https://doi.org/10.1109/RFIT52905.2021.9565317
K.-F. Wu and J.-S. Fu*, "A magnetically coupled all-pass phase shifter through heterogeneous integration," in Proc. 2021 IEEE Int. Symp. Radio-Freq. Integr. Technol., Aug. 2021. https://doi.org/10.1109/RFIT52905.2021.9565240
T.-Y. Chen, C.-T. Yeh, P.-C. Lu and J.-S. Fu*, "An implementation of wireless powering for smart sensor nodes," in Proc. 2020 IEEE Int. Conf. Consumer Electronics - Taiwan (ICCE-Taiwan), Sept. 2020. https://doi.org/10.1109/ICCE-Taiwan49838.2020.9258331
C.-W. Hsu and J.-S. Fu*, "A GCPW-to-SIW transition on flexible printed circuit board for 5G millimeter-wave bands," in Proc. 2019 Asia-Pacific Int. Symp. Electromagn. Compat., June 2019, p. 245. (one-page abstract only in conf. proceeding, not on IEEE Xplore) paper
J.-J. Huang, H.-Y. Li, and J.-S. Fu*, "A 4-bit broadband CMOS phase shifter using magnetically coupled all-pass networks," in Proc. 2016 Eur. Microw. Integr. Circuits Conf., Oct. 2016, pp. 117-120. https://doi.org/10.1109/EuMIC.2016.7777504
J.-S. Fu, "SPDT switch using both nMOS and pMOS transistors for improving power handling," in Proc. 2015 IEEE Int. Conf. Ubiquitous Wireless Broadband, Oct. 2015. https://doi.org/10.1109/ICUWB.2015.7324514
Y.-C. Lee, H.-Y. Li, and J.-S. Fu*, "SiGe BiCMOS power amplifier with a switchable output matching network for efficiency enhancement," in Proc. 2015 IEEE Radio Wireless Symp., Jan. 2015, pp. 62-64. https://doi.org/10.1109/RWS.2015.7129737
H.-Y. Li, S.-C. Chen, and J.-S. Fu*, "Ferroelectric thin-film integrated capacitor and its application in radio-frequency phase shifter design," in Proc. 2013 IEEE Electr. Des. Adv. Packag. Syst. Symp., Dec. 2013, pp. 146-149. (Best Student Paper Award) https://doi.org/10.1109/EDAPS.2013.6724410
W.-C. Chen and J.-S. Fu*, "A 5.8-GHz 90-degree phase shifter based on all-pass networks," in Proc. 2012 IEEE Int. Conf. Wireless Inf. Technol. Syst., Nov. 2012. https://doi.org/10.1109/ICWITS.2012.6417703
H.-Y. Li, H.-P. Chen, S.-C. Chen, C.-H. Tai, and J.-S. Fu*, "A tunable slot loop antenna using interdigitated ferroelectric varactors," in Proc. 2012 IEEE Int. Symp. Antennas Propag., Jul. 2012. https://doi.org/10.1109/APS.2012.6348537
Y.-C. Lee and J.-S. Fu*, "A 5.8-GHz power amplifier with an on-chip tunable output matching network," in Proc. 2011 Asia-Pacific Microw. Conf., Dec. 2011, pp. 219-222.
Y.-C. Lee, Y.-C. Lin, W.-C. Chen, and J.-S. Fu*, "Fabrication and characterization of ferroelectric varactors for tunable wireless front-ends," in Proc. 2010 Asia-Pacific Microw. Conf., Dec. 2010, pp. 1220-1223.