凃 文 化
	Name: Wen-Hua Tu
	Office number: E1-334
	Office phone number: (03) 422-7151 ext. 34534
	Email: whtu[AT]ee.ncu.edu.tw

Education

• Ph.D. in electrical engineering, Texas A&M University, 2006
• M.S. in communication engineering, National Taiwan University, 2001
• B.S. in communication engineering, National Chiao Tung University, 1999

Areas of interest

• Antennas and phased array antennas
• Microwave filters and transitions
• Microwave power transmission

Working experience

• Research assistant, National Taiwan University, 09/1999-06/2001
• Research assistant, Texas A&M University, 09/2003-12/2006
• Assistant professor/Associate professor/Professor, National Central University

Publication in last five years

Journal papers

     Jyun-Yi Wu, Yu-Hsiang Tseng, and Wen-Hua Tu, “Packaged triplexer based on distributed coupling technique,” IEEE Microwave Magazine, vol. 13, no. 1, pp. 139-145, Jan./Feb. 2012.

     Jyun-Yi Wu, Ko-Wen Hsu, Yu-Hsiang Tseng, and Wen-Hua Tu, “High-isolation microstrip triplexer using multiple-mode resonators,” IEEE Microw. Wireless Compon. Lett. vol. 22, no. 4, pp. 173-175, Apr. 2012.

     Ko-Wen Hsu and Wen-Hua Tu, “Sharp-rejection quad-band bandpass filter using meandering structure,” Electron. Lett., vol. 48, no. 15, pp. 935-937, Jul. 2012.

     Shang-Ru Wu, Ko-Wen Hsu, and Wen-Hua Tu, “Compact wide-stopband microstrip bandpass filters based on stub-loaded stepped-impedance resonators,” IET Microw. Antenna Propagat., vol. 6, no. 13, pp. 1422-1428, Dec. 2012.

     Ko-Wen Hsu, Chi-Husn Chien, and Wen-Hua Tu, “Compact dual-wideband bandpass filter using asymmetrical resonator,” Electron. Lett., vol. 49, no. 2, pp. 123-124, Jan. 2013.

     Sz-Chi Weng, Ko-Wen Hsu, and Wen-Hua Tu, “Compact and switchable dual-band bandpass filter with high selectivity and wide stopband,” Electron. Lett., vol. 49, no. 20, pp. 1275-1277, Sept. 2013.

     Sz-Chi Weng, Ko-Wen Hsu, and Wen-Hua Tu, “Independently switchable quad-band bandpass filter,” IET Microw. Antenna Propagat., vol. 7, no. 14, pp. 1113-1119, Nov. 2013.

     Shih-Wei Chen, Deng-Yin Wang, and Wen-Hua Tu, “Dual-band/tri-band/broadband CPW-fed stepped-impedance slot dipole antennas,” IEEE Trans. Antenna Propagat., vol. 62, no. 1, pp. 485-490, Jan. 2014.

     Wei-Ming Chau, Ko-Wen Hsu, and Wen-Hua Tu, “Wide-stopband Wilkinson power divider with bandpass response,” Electron. Lett., vol. 50, no. 1, pp. 39-40, Jan. 2014.

     Sz-Chi Weng, Ko-Wen Hsu, and Wen-Hua Tu, “Microstrip bandpass single-pole quadruple-throw switch and independently switchable quadruplexer,” IET Microw. Antenna Propagat., vol. 8, no. 4, pp. 244-254, Apr. 2014.

     Wei-Ming Chau, Ko-Wen Hsu, and Wen-Hua Tu, “Filter-based Wilkinson power divider,” IEEE Microw. Wireless Compon. Lett., vol. 24, no. 4, pp. 239-241, Apr. 2014.

     Sz-Chi Weng, Ko-Wen Hsu, and Wen-Hua Tu, “Switchable and high-isolation diplexer with wide stopband,” IEEE Microw. Wireless Compon. Lett., vol. 24, no. 6, pp. 373-375, June 2014.

     Ko-Wen Hsu, Jui-Hsiang Lin, and Wen-Hua Tu, “Compact sext-band bandpass filter with sharp rejection response,” IEEE Microw. Wireless Compon. Lett., vol. 24, no. 9, pp. 593-595, Sept. 2014.

     Wen-Hua Tu and Wei-Chung Hung, “Microstrip eight-channel diplexer with wide stopband,” IEEE Microw. Wireless Compon. Lett., vol. 24, no. 11, pp. 742-744, Nov. 2014.

     Wen-Hua Tu and Ko-Wen Hsu, “Design of sext-band bandpass filter and sextaplexer using semilumped resonators for System in a Package,” IEEE Trans. Compon. Packag. Manuf. Technol., vol. 5, no. 2, pp. 265-273, Feb. 2015.

     Wen-Hua Tu, Wei-Chung Hung, and Tzung-Han Du, “Design of microwave microstrip multiband diplexers for System in Package,” IEEE Trans. Compon. Packag. Manuf. Technol., vol. 5, no. 4, pp. 502-507, April 2015.

     Ko-Wen Hsu and Wen-Hua Tu, “Design of asymmetrical resonator for microstrip triple-band and broadband bandpass filters,” Microelectronics Journal, vol. 46, no. 12, pp. 1434-1441, Dec. 2015.

     You-Jhu Chen, Te-Wei Liu, Wen-Hua Tu, “CPW-fed penta-band slot dipole antenna based on comb-like metal sheets,” IEEE Antennas. Wireless Propagat. Lett., (accepted)

     Wen-Hua Tu and Chia-Lian Wu, “Design of microstrip low-pass-bandpass multiplexers using distributed coupling technique,” IEEE Trans. Compon. Packag. Manuf. Technol., (accepted)

Conference papers

     Ko-Wen Hsu and Wen-Hua Tu, “Compact wide-stopband quad-band bandpass filter with tunable transmission zeros,” in IEEE MTT-S International Microwave Symposium, 2012.

     Shang-Ru Wu, Yu-Hsiang Tseng, and Wen-Hua Tu, “Miniaturized dual-band microstrip bandpass filter with wide stopband,” in IEEE MTT-S International Microwave Symposium, 2012.

     Ming-Ju Tso, Shih-Wei Chen, and Wen-Hua Tu, “Compact wide-passband and wide-stopband microstrip bandpass filter using multi-stub resonator,” in IEEE MTT-S International Microwave Symposium, 2012.

     Shin-Jie Zeng, Yu-Hsiang Tseng, and Wen-Hua Tu, “Design of compact and low mutual-coupling quasi-Yagi antenna using stepped-width resonator,” International Symposium on Antennas and Propagation, 2012, pp. 495-498

     Ko-Wen Hsu, Jui-Hsiang Lin, and Wen-Hua Tu, “Compact microstrip broadband bandpass filter with harmonic suppression based on embedded resonators,” Asia-Pacific Microwave Conference, 2012, pp. 259-261

     Yung-Sheng Tseng and Wen-Hua Tu, “Wideband internal antenna for tablet/laptop applications,” Asia-Pacific Microwave Conference, 2012, pp. 310-312

     Ko-We n Hsu, Wei-Chung Hung, and Wen-Hua Tu, “Compact quint-band microstrip bandpass filter using double-layered substrate,” in IEEE MTT-S International Microwave Symposium, 2013.

     Ko-Wen Hsu, Jui-Hsiang Lin, Wei-Chung Hung, and Wen-Hua Tu, “Design of compact quad-band Bandpass filter using semi-lumped resonators,” in IEEE MTT-S International Microwave Symposium, 2013.

     Wei-Chung Hung, Ko-Wen Hsu, and Wen-Hua Tu, “Wide-stopband microstrip quadruplexer using asymmetric stepped-impedance resonators,” in IEEE MTT-S International Microwave Symposium, 2013.

     Wei-Chung Hung, Shih-Shan Lo, and Wen-Hua Tu, “Wide-stopband microwave diplexer based on asymmetric stepped-impedance resonators,” in Asia-Pacific Radio Science Conference, 2013.

     Shih-Shan Lo, Ko-Wen Hsu, and Wen-Hua Tu, “Compact and high-isolation microstrip quadruplexer,” Asia-Pacific Microwave Conference, 2013

     Te-Hsing Chen, Deng-Yin Wang, and Wen-Hua Tu, “Broadband CPW-fed circularly polarized square slot antenna with combining C-shaped strip and asymmetry ground plane,” Asia-Pacific Microwave Conference, 2013

     Wen-Hua Tu, “Compact microstrip bandpass filter using semi-lumped resonators,” Global Symposium on Millimeter-Waves, 2014

     Wen-Chin Wu, Tzung-Han Du, and Wen-Hua Tu, “Planar antenna for GSM/PCS/Wi-Fi and UWB applications,” Asia-Pacific Microwave Conference, 2014

     Yu-Hsiang Tseng and Wen-Hua Tu, “Microstrip-fed quasi-Yagi antenna featuring compact characteristics,” International Symposium on Antennas and Propagation, 2014

     Wen-Hua Tu, “Analysis and design of coplanar waveguide-fed capacitively coupled slot antennas,” International Workshop on Antenna Technology, 2015

     Tzung-Han Du, Ko-Wen Hsu, and Wen-Hua Tu, “Switchable tri-band bandpass filter with wide stopband,” in IEEE MTT-S International Microwave Symposium, 2015.

     Wen-Hua Tu, “Wideband circularly polarized microstrip-parallel strip-fed spiral antenna,” in Asia-Pacific Conference on Synthetic Aperture Radar, 2015.

     Te-Wei Liu and Wen-Hua Tu, “CPW-fed tri-band slot antenna with impedance matching stub,” in IEEE ICWITS and ACES, 2016.

     Ko-Wen Hsu, Hong-Yeh Chang, and Wen-Hua Tu, “Compact parallel-coupled sext-band bandpass filter using semi-lumped resonators,” in IEEE MTT-S International Microwave Symposium, 2016.

     You-Jhu Chen, Te-Wei Liu, and Wen-Hua Tu, “CPW-fed tri-band slot dipole antenna with C-shaped strips,” in Asia-Pacific Radio Science Conference, 2016.

Student Honors

• 碩士生吳俊儀同學榮獲國際微波會議"Student Design Competitions: Packaged Triplexer" 第一名(2011 IEEE MTT-S  IMS, Baltimore)
• 碩士生吳俊儀同學榮獲斐陶斐榮譽學會會員(2011)
• 碩士生曾昱翔同學榮獲國際微波會議"Student Design Competitions: Novel Application of EM Field Simulators" 第二名(2012 IEEE MTT-S  IMS, Montreal, Canada)
• 碩士生周煒明同學榮獲台積電獎學金(2012)
• 碩士生洪維鍾同學榮獲AWR Student Design Competition第三名(2013)
• 碩士生周煒明同學榮獲AWR Student Design Competition第三名(2013)