Faculty

Chun-Long Wang Professor
photo
Position
Professor
Education
Ph. D, Institute of Communication Engineering, National Taiwan University. 
E-mail
clw@mail.ntust.edu.tw
Room
EE711
Office hour
Every Wednesday, 10:30~12:30 A.M.
Telephone
886-2-27301237
FAX
886-2-27376424
Homepage
Laboratory
Major Field
Transition circuit design, interconnection circuit design
Course
Engineering Mathematics(I), Electric Circuits (I), High Speed PC Board System Design

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

Research Achievement
Journal
[1] 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.
[2] 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.
[3] 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.
[4] 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.
[5] 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.
[6] 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.
[7] 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.
[8] 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.
[9] 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.
[10] 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.
[11] 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.
[12] 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.
[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] 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.
[15] 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.
[16] 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.
[17] 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.
[18] 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.
Conference
[1] 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.
[2] 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.
[3] 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.
[4] 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.
[5] 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.
[6] 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.
[7] 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.
[8] 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.
[9] 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.
[10] 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.
[11] 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.
[12] 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.
[13] 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.
[14] 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.
[15] 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.
[16] 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.
[17] 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.
[18] 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.
[19] 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.
[20] 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.
[21] 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.
[22] 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.
[23] 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.
[24] C. L. Wang, and R. B. Wu, “Wideband coplanar waveguide flip-chip transition,” Proceedings of the 2002 National Symposium on Telecommunications, RF-4-1.
[25] C. L. Wang, and R. B. Wu, “Locally matching design for flip-chip transition,” Asia-Pacific Microwave Conference 2001, pp. 547–549.
[26] 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.
Patent
Book
Other

Project
Title Total Amount Excution Duration Client
Reduction of far-end crosstalk noise using decoupling capacitor 818,000 2016 - 2017 Ministry of Science and Technology
Reduction of common-mode and differential-mode noises using timing-offset differential signal 738,000 2015 - 2016 Ministry of Science and Technology
Reduction of common-mode noise and differential-mode reflection using asymmetric coupled line with SMD capacitor 612,000 2014 - 2015 Ministry of Science and Technology
Compact and broadband antenna, transition, and power divider using antisymmetric probe 702,000 2013 - 2014 National Science Council
Compact and broadband planar transmission line to rectangular waveguide transitions 739,000 2012 - 2013 National Science Council
Elimination of common-mode noise on the right-angled differential transmission line by using compensation inductance 607,000 2011 - 2012 National Science Council
Broadband coplanar waveguide to rectangular waveguide power divider 580,000 2010 - 2011 National Science Council
Miniaturized broadband CPW to SIW transitions 791,000 2009 - 2010 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 2009 - 2010 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 2008 - 2009 National Science Council
Analysis of the electromagnetic interferences caused by a low-frequency broadcasting station 970,000 2008 - 2009 Chunghwa Telecommunication Laboratories
Wideband coplanar waveguide to substrate integrated waveguide transitions 485,000 2006 - 2007 National Science Council

Student
Ph.D
100
Miniaturization of planar transmission lines to rectangular waveguide transitions
Ruei-Ying Fang
M.S
102
Elimination of far-end noise on coupled microstrip line
Bao-Ren Huang
102
Compact and broadband CPW-to-Waveguide transition
Shih-Han Wang
101
Broadband tapered probe transitions and its applications to power dividers in rectangular waveguides
Jiun-Kai Chuang
101
Elimination of common-mode noise using time-offset differential signal
Chih-Chen Yeh
100
Common-mode noise suppression for bended coplanar transmission line
Che-Yu Lin
99
Elimination of far-end crosstalk between serpentine delay line and straight line
Shi-Sian Li
98
Common-mode noise suppression for the bended differential transmission line
Chia-Han Chang
97
Compact GCPW to SIW transitions using multi-section transmission lines
Chia-Fen Liu
97
CPW to RWG transition using slot type antenna
Cheng-Tze Wang
96
Planar circuits to rectangular waveguide transitions using bow-tie antenna
Ruei-Ying Fang
Student's Project
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
Student's Honor
  0
None