Faculty

王蒼容 Chun-Long Wang photo
Position
Professor
Education
Ph. D, Institute of Communication Engineering, National Taiwan University.
E-mail
clw@mail.ntust.edu.tw
Room
EE711

Office Hours Every Wednesday, 10:30~12:30 A.M.
Telephone 886-2-27301237
FAX 886-2-27376424
Homepage http://homepage.ntust.edu.tw/CLW/
Laboratory EE702-3
Major Field Circuit transition and interconnection, signal integrity, electromagnetic interference, electromagnetic packaging, and microwave components
Course Passive Components, High Speed PCB System Design, Engineering Mathematics(I)

2017.08 ~ 迄今 Professor, Department of Electronic Engineering, National Taiwan University of Science and Technology
2012.08 ~ 2017.07 Associate Professor, Department of Electronic Engineering, National Taiwan University of Science and Technology
2005.08 ~ 2012.07 Assistant Professor, Department of Electronic Engineering, National Taiwan University of Science and Technology
2005.04 ~ 2005.07 National Taiwan University, Institute of Communication Engineering, Postdoctoral Research
2003.10 ~ 2005.04 Ministry of Defense Service, Second Lieutenant
2003.08 ~ 2003.10 National Taiwan University, Institute of Communication Engineering, Postdoctoral Research


2016 invited as the chairman for Antenna Techniques (II) session, 2016 IEEE International Symposium on Radio-Frequency Integration Technology (RFIT2016), 24-26 Aug. 2016, Taipei, Taiwan.
2015 invited as the chairman for signal integrity and power integrity session, Asia-Pacific International Symposium on Electromagnetic Compatibility, 25-29 May 2015, Taipei, Taiwan.
2011 best teaching award from the department of electronics engineering
2006 invited as the co-chairman for recent advances on periodic and multilayered structures session, Asia-Pacific Microwave Conference, 12-15 Dec. 2006, Yokohama, Japan.
2005 invited as the co-chairman for signal integrity session, Asia Pacific Symposium on EMC, 6-9 Dec. 2005, Taipei, Taiwan.

Research Achievement
  [1]   W.-C. Lu, C.-H. Wu, C.-Y. Yeh, C.-H. Wu, C.-L. Wang, and L. A. Wang, “D-shaped silicon-cored fibers as platform to build in-line Schottky photodetectors,” Photonics Technology Letters, vol. 33, no. 6, pp. 317-320, Mar. 2021.
  [2]   C.-Y. Liao, J.-D. Cai, J.-C. Guo, and C.-L. Wang, “Right-angled coplanar waveguide using short-circuited slotline,” IEEE Trans. Electromagnetic Compatibility, vol. 63, no. 1, pp. 215-228, Feb. 2021.
  [3]   S.-H. Wang, C.-C. Chang, Y.-C. Lee, and C.-L. Wang, “Compact and broadband CPW-to-RWG transition using stub resonators,” IEEE Trans. Microwave Theory and Techniques, IEEE Trans. Microwave Theory and Techniques, vol. 64, no. 10, pp. 3198–3207, Oct. 2016.
  [4]   B.-R. Huang, K.-C. Chen, and C.-L. Wang, “Far-end crosstalk noise reduction using decoupling capacitor,” IEEE Trans. Electromagnetic Compatibility, vol. 58, no. 3, pp. 836–848, Jun. 2016.
  [5]   C.-C. Yeh, K.-C. Chen, and C.-L. Wang, “Common-mode noise suppression of differential serpentine delay line using timing-offset differential signal,” IEEE Trans. Electromagnetic Compatibility, vol. 57, no. 6, pp. 1457–1465, Dec. 2015.
  [6]   C.-C. Yeh, B.-R. Huang, K.-C. Chen, R.-Y. Fang, and C.-L. Wang, “Reduction of common-mode and differential-mode noises using timing-offset differential signal,” IEEE Trans. Components, Packaging, and Manufacturing Technology, vol. 5, no. 12, pp. 1818–1827, Dec. 2015.
  [7]   B. R. Huang, C. H. Chang, R. Y. Fang, and C. L. Wang, “Common-mode noise reduction using asymmetric coupled line with SMD capacitor,” IEEE Trans. Components, Packaging, and Manufacturing Technology, vol. 4, no. 6, pp. 1082–1089, Jun. 2014.
  [8]   J. K. Chuang, R. Y. Fang, and C. L. Wang, “Compact and broadband rectangular waveguide power divider/combiner using microstrip-fed antisymmetric tapered probe,” IEEE Trans. Components, Packaging, and Manufacturing Technology, vol. 4, no. 1, pp. 109–116, Jan. 2014.
  [9]   J. K. Chuang, R. Y. Fang, Y. J. Huang, Y. C. Lee, C. L. Wang, and K. Y. Lee, “A broadband-matched load using multiwalled carbon nanotubes,” IEEE Trans. Nanotechnol., vol. 12, no. 6, pp. 1213–1218, Nov. 2013.
  [10]   R. Y. Fang, and C. L. Wang, “Miniaturized microstrip-to-waveguide transition using capacitance-compensated broadside-coupled microstrip line,” IEEE Trans. Components, Packaging, and Manufacturing Technology, vol. 9, no. 9, pp. 1588–1596, Sep. 2013.
  [11]   R. Y. Fang, C. T. Wang, and C. L. Wang, “A broadband CPW to rectangular waveguide power divider using a slot,” International Journal of RF and Microwave Computer-Aided Engineering, vol. 23, no. 2, pp. 232–237, Mar. 2013.
  [12]   R. Y. Fang, C.-F. Liu, and C. L. Wang, “Compact and broadband CB-CPW-to-SIW transition using stepped-impedance resonator with 90°-bent slot,” IEEE Trans. Components, Packaging, and Manufacturing Technology, vol. 3, no. 2, pp. 247–252, Feb. 2013.
  [13]   R. Y. Fang and C. L. Wang, “Miniaturized coplanar waveguide to rectangular waveguide transition using inductance-compensated slotline,” IEEE Trans. Components, Packaging, and Manufacturing Technology, vol. 2, no. 10, pp. 1666–1671, Oct. 2012.
  [14]   C. H. Chang, R. Y. Fang, and C. L. Wang, “Bended differential transmission line using compensation inductance for common-mode noise suppression,” IEEE Trans. Components, Packaging, and Manufacturing Technology, vol. 2, no. 9, pp. 1518–1525, Sep. 2012.
  [15]   J. K. Chuang, R. Y. Fang, and C. L. Wang, “Compact and broadband microstrip-to-waveguide transition using antisymmetric tapered probes,” Electron. Lett., vol. 48, no. 6, 15th Mar. 2012.
  [16]   R. Y. Fang and C. L. Wang, “Broadband slotline-to-rectangular waveguide transition using a truncated bow-tie antenna,” IEEE Trans. Components, Packaging, and Manufacturing Technology, vol. 1, no. 8, pp. 1154–1159, Aug. 2011.
  [17]   R. Y. Fang, C. T. Wang, and C. L. Wang, “Coplanar-to-rectangular waveguide transitions using slot antennas,” IEEE Trans. Components, Packaging, and Manufacturing Technology, vol. 1, no. 5, pp. 681–688, May 2011.
  [18]   C. F. Hung, A. S. Liu, C. H. Chien, C. L. Wang, and R. B. Wu, “Bandwidth enhancement on waveguide transition to conductor backed CPW with high dielectric constant substrate,” IEEE Microwave Wireless Compon. Lett., vol. 15, pp. 128–130, Feb. 2005.
  [19]   S. W. Wang, C. H. Chien, C. L. Wang, and R. B. Wu, “A circular polarizer designed with a dielectric septum loading,” IEEE Trans. Microwave Theory Tech., vol. 52, pp. 1719–1723, Jul. 2004.
  [20]   C. L. Wang, and R. B. Wu, “Modeling and design for electrical performance of wideband flip-chip transition,” IEEE Trans. Advanced Packaging, vol. 26, no. 4, pp. 385–391, Nov. 2003.
  [1]   Y.-C. Lee and C.-L. Wang, “Ultra-wideband microstrip-fed antenna using magnetic loop,” International Conference on Electrical Engineering and Electronics (EEE), Aug. 2021.
  [2]   C.-C. Yeh, W.-J. Chen, and C.-L. Wang, “Bended differential stripline using timing-offset differential signal,” International Symposium on Intelligent Signal Processing and Communication Systems (ISPACS), Dec. 2019.
  [3]   C.-C. Yeh, Y.-H. Lu, and C.-L. Wang, “Differential serpentine delay line using strongly-coupled turns with timing-offset differential signal,” IEEE Electrical Design of Advanced Packaging and Systems (EDAPS) Symposium, Dec. 2019.
  [4]   C.-F. Liu, Y.-H. Lu, and C.-L. Wang, “GCPW-to-SIW transition using tapered slot,” International Conference on Electrical Engineering and Electronics (EEE), Aug. 2019.
  [5]   C.-H. Chang, W.-J. Chen, and C.-L. Wang, “Right-angled differential transmission line using un-chamfered inductive layout,” International Conference on Electrical Engineering and Electronics (EEE), Aug. 2019.
  [6]   W.-C. Lu, C.-H. Wu, L. A. Wang, and C.-L. Wang, “Improved responsivity and bandwidth of Schottky photodetector made on silicon cored fiber by using D-shaped polishing method,” IEEE International Conference on Optical MEMS and Nanophotonics (OMN), Jul. 2019.
  [7]   S.-H. Wang and C.-L. Wang, “Compact and broadband 50-ohms CPW-to-RWG transition,” 40th Photonics and Electromagnetics Research Symposium (PIERS), Aug. 2018.
  [8]   C.-Y. Liao, Y.-H. Cheng, and C.-L. Wang, “Power loss reduction on right-angled CPW bend using finger slots,” IEEE International Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting, 2017, pp. 81–82.
  [9]   J.-K. Chuang, Y.-H. Cheng, and C.-L. Wang, “Compact and broadband microstrip-fed antenna using antisymmetric tapered probe with triangular element,” IEEE International Symposium on Radio-Frequency Integration Technology (RFIT) 2016.
  [10]   C.-C. Yeh and C.-L. Wang, “Common-mode noise reduction of right-angled coupled stripline using timing-offset differential signal,” 20th IEEE Workshop on Signal and Power Integrity, May 2016.
  [11]   C.-Y. Lin, B.-R. Huang, K.-C. Chen, and C. L. Wang, “Common-mode noise suppression using decoupling capacitor,” IEEE 4th International Symposium on Next-Generation Electronics, May 2015.
  [12]   B.-R. Huang, C.-H. Chang, R.-Y. Fang, and C. L. Wang, “Bended differential transmission line using compensation inductance and capacitance,” 19th IEEE Workshop on Signal and Power Integrity, May 2015.
  [13]   C.-Y. Lin, B.-R. Huang, Z.-S. Yan, and C. L. Wang, “Differential-mode noise suppression using L-shaped pad,” 2015 Asia-Pacific International Symposium on Electromagnetic Compatibility, May 2015.
  [14]   Y. C. Lee and C. L. Wang, “Compact and UWB microstrip-fed monopoles antenna,” IEEE International Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting, 2014, pp. 1827–1828.
  [15]   C. C. Yeh, B. R. Huang, R. Y. Fang, and C. L. Wang, “Differential transmission line using timing-offset differential signal,” 37th International Spring Seminar on Electronics Technology (ISSE) 2014.
  [16]   C. Y. Lin, B. R. Huang, and C. L. Wang, “Common-mode noise suppression using SMD capacitor with grounded via,” IEEE International Symposium for Design and Technology in Electronic Packaging (SIITME) 2013.
  [17]   R. Y. Fang, C. F. Liu, C. Y. Liao, and C. L. Wang, “High-low impedance transformer using transmission line method,” IEEE International Symposium for Design and Technology in Electronic Packaging (SIITME) 2013, pp. 185–189.
  [18]   C. Y. Lin, Y. C. Lee, C. Y. Liao, and C. L. Wang, “Reflection noise elimination using bondwire-free balanced CPW,” Asia-Pacific Radio Science Conference 2013, E1b-1.
  [19]   C. H. Chang, R. Y. Fang, and C. L. Wang, “Bended differential transmission line using balanced model for common-mode noise suppression,” IEEE Electrical Design of Advanced Packaging and Systems Symposium 2012, pp. 37–40.
  [20]   R. Y. Fang, J. K. Chuang, and C. L. Wang, “Coplanar waveguide-to-rectangular waveguide transition using meander slotline,” Asia-Pacific Microwave Conference 2011, pp. 399–402.
  [21]   J. K. Chuang, C. J. Hsiao, R. Y. Fang, C. L. Wang, and K. Y. Lee, “Broadband patch absorber using multi-walled carbon nanotubes,” 24th International Microprocesses and Nanotechnology Conference 2011, pp. 27P-11-30.
  [22]   C. H. Chang, R. Y. Fang, and C. L. Wang, “Bended differential transmission line using short-circuited coupled line for common-node noise suppression,” IEEE 20th Conference on Electrical Performance of Electronic Packaging and Systems 2011, pp. 291–294.
  [23]   R. Y. Fang, C. F. Liu, and C. L. Wang, “Compact stepped-impedance resonator transformer,” IEEE 20th Conference on Electrical Performance of Electronic Packaging and Systems 2011, pp. 303–306.
  [24]   R. Y. Fang, C. T. Wang, and C. L. Wang, “A direct CPW-to-rectangular waveguide transition using a dipole slot antenna,” European Microwave Conference 2009, pp. 157–160.
  [25]   R. Y. Fang and C. L. Wang, “A coplanar waveguide to rectangular waveguide transition using a truncated bow-tie antenna,” European Microwave Conference 2008, pp. 468–471.
  [26]   R. Y. Fang and C. L. Wang, “Wideband slotline-to-rectangular waveguide transition using truncated bow-tie antenna,” Asia-Pacific Microwave Conference 2006, pp. 1399–1402.
  [27]   T. H. Yang, C. F. Chen, T. Y. Huang, C. L. Wang, R. B. Wu, “A 60GHz LTCC transition between microstrip line and substrate integrated waveguide,” Asia-Pacific Microwave Conference 2005, p1.41.
  [28]   C. F. Hung, A. S. Liu, C. L. Wang, and R. B. Wu, “A broadband conductor backed CPW to waveguide transition realized on high dielectric constant substrate,” Asia-Pacific Microwave Conference 2003, pp. 1038–1041.
  [29]   S. W. Wang, C. L. Wang, and R. B. Wu, “A novel uniplanar bandpass filter with CPW-fed step-perturbed slot ring resonator,” Asia-Pacific Microwave Conference 2003, pp. 669–672.
  [30]   C. L. Wang, and R. B. Wu, “Wideband coplanar waveguide flip-chip transition,” Proceedings of the 2002 National Symposium on Telecommunications, RF-4-1.
  [31]   C. J. Tsai, C. L. Wang, and R. B. Wu, “A simple idea for realizing a sharp bandpass filter with two types of microstrip ring resonators,” Asia-Pacific Microwave Conference 2002, pp. 867–869.
  [32]   C. L. Wang, and R. B. Wu, “A locally matching technique for broadband flip-chip transition design,” IEEE MTT-Symp. Dig., 2002, pp. 1397–1400.
  [33]   C. L. Wang, and R. B. Wu, “Locally matching design for flip-chip transition,” Asia-Pacific Microwave Conference 2001, pp. 547–549.
  [34]   W. H. Tu, C. L. Wang, and R. B. Wu, “Hermetic housing design for TR module in LMDS system,” Asia-Pacific Microwave Conference 2001, pp. 153 –156.

Research Achievement
Title Total Amount Conduct From Conduct Until Client
Compact and broadband rectangular waveguide transitions and circular waveguide polarizer 950,000 202008 202107 Ministry of Science and Technology
Compact and broadband antennas, transitions, and power dividers using ground circuits 904,000 201908 202007 Ministry of Science and Technology
Bondwire-free and substrate compensation-free right-angled coplanar waveguide 921,000 201808 201907 Ministry of Science and Technology
Impedance-invariantly compact and broadband CPW to RWG transitions 642,000 201708 201807 Ministry of Science and Technology
Reduction of far-end crosstalk noise using decoupling capacitor 818,000 201608 201707 Ministry of Science and Technology
Reduction of common-mode and differential-mode noises using timing-offset differential signal 738,000 201508 201607 Ministry of Science and Technology
Reduction of common-mode noise and differential-mode reflection using asymmetric coupled line with SMD capacitor 612,000 201408 201507 Ministry of Science and Technology
Compact and broadband antenna, transition, and power divider using antisymmetric probe 702,000 201308 201407 National Science Council
Compact and broadband planar transmission line to rectangular waveguide transitions 739,000 201208 201307 National Science Council
Elimination of common-mode noise on the right-angled differential transmission line by using compensation inductance 607,000 201108 201207 National Science Council
Broadband coplanar waveguide to rectangular waveguide power divider 580,000 201008 201107 National Science Council
Miniaturized broadband CPW to SIW transitions 791,000 200908 201007 National Science Council
射頻辨識(RFID)系統關鍵技術之研發與應用-分項計畫A: RFID射頻關鍵技術之研發 4,257,200 200907 201006 經濟部技術處 學界科專專案辦公室
Applications of truncated bow-tie antenna on coplanar waveguide to rectangular waveguide transitions 649,000 200808 200907 National Science Council
Analysis of the electromagnetic interferences caused by a low-frequency broadcasting station 970,000 200801 200901 Chunghwa Telecommunication Laboratories
Wideband coplanar waveguide to substrate integrated waveguide transitions 485,000 200608 200707 National Science Council

Student
Academic Year Thesis Title Student
96 Miniaturization of planar transmission lines to rectangular waveguide transitions Ruei-Ying Fang
M.S
Academic Year Thesis Title Student
102 Compact and Broadband Antenna Using Monopoles and Transitions Using Resonators Yuan-Chun Lee
102 Elimination of Bended Coplanar Waveguide Noise Using Bondwire-Free Techniques Chieh-Yu Liao
101 Elimination of far-end noise on coupled microstrip line Bao-Ren Huang
101 Compact and broadband CPW-to-Waveguide transition Shih-Han Wang
100 Broadband tapered probe transitions and its applications to power dividers in rectangular waveguides Jiun-Kai Chuang
100 Elimination of common-mode noise using time-offset differential signal Chih-Chen Yeh
99 Common-mode noise suppression for bended coplanar transmission line Che-Yu Lin
98 Elimination of far-end crosstalk between serpentine delay line and straight line Shi-Sian Li
97 Common-mode noise suppression for the bended differential transmission line Chia-Han Chang
96 Compact GCPW to SIW transitions using multi-section transmission lines Chia-Fen Liu
96 CPW to RWG transition using slot type antenna Cheng-Tze Wang
95 Planar circuits to rectangular waveguide transitions using bow-tie antenna Ruei-Ying Fang
Academic Year Project Title Student
106 Interference elimination on the PCB circuit layout 李冠謀
103 Interference elimination on the PCB circuit layout 鄭又豪
103 Planar transmission line to rectangular waveguide transitions 黃勇綸
102 Planar transmission line to rectangular waveguide transitions 王泓崴
102 Interference elimination on the PCB circuit layout 黃鉦原
101 Broadband microstrip-fed antenna 張雅婷
101 Interference elimination on the PCB circuit layout 施昀晴
99 Microstrip line to rectangular waveguide transition 李元鈞
98 Coupling elimination on the PCB layout 李子傑
97 Compensation circuit design for transmission lines 羅堯文
96 Planar circuit to substrate integrated waveguide transition 朱國廷、黃超元
Year Deeds
0 None