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Department Chair

 

Wen-Thong Chang Distinguished Professor
張文鐘老師

office:Computer Science Building 6FI602R、Computer Science Building 6FI617R
office tel:#6180、#1820
E-mail:wtchang@asia.edu.tw

Education

Bachelor of Science

School name

department

Dr. Carnegie Mellon University  Electrical and Computer Engineering
master's degree State University of New York at Stony Brook  Electrical and Computer Engineering
Bachelor National Chiao Tung University Telecommunications Engineering
 
Experience

Service agencies

job title

National Chiao Tung University Department of Electrical Engineering  professor
US Eastman Kodak Company researcher
National Chiao Tung University Department of Electronic Engineering Teaching assistant
 

Published papers

(A)Papers

[1] Chin-Feng Lin, Wen-Thong Chang, Ching-Yi Li 2007 “A Chaos-based visual encryption mechanism in JPEG2000 medical images” Journal of medical and biological Engineering, Vol.27 No.3 144-149

[2] Chin-Feng Lin, Wen-Thong Chang, Hsin-Wang Lee, Shih-Ii Hung 2006 "Downlink Power Control in Multi-code CDMA for Mobile Medicine", Medical & Biological Engineering & Computing. Vol.44, pp437-444.

[3] Ching-Chih Kuo, Wen-Thong Chang 2004 “Quantization noise reduction for DCT coded images” IEICE Trans. On communications,Vol.E87-B, No.8, pp2342-2351

[4] Ching-Chih Kuo,Wen-Thong Chang, "Adaptive transform coefficient Restoration in Transform Image Codeing", "IEICE trans. On communications(submitted).", 2002年12月

[5] Wen-Jen Ho, Wen-Thong Chang, "'Adaptive predictor based on maximally flat halfband filter in lifting schem", IEEE Trans. on Signal Processing, Vol.47, No11, pp(1-14), 1999年12月

[6] Pei-Chuan Liu, Wen-Thong Chang, "'Recursive Wiener Filter for Motion Parameter Estimation in Three-Parameter Motion Model'", IEEE Trans. CAS for Video Technology, Vol.8, No8, pp1001-1014. , 1998年12月

[7] Pei-Chuan Liu, Wen-Thong Chang, Wen-Zen Shen, "Recursive Minimum Energy Algorithm for Image Interpoation", IEEE Trans. Consumer Electronics, Vol.44, No.1, pp187-191. ", 1998年12月

[8] Pei-Chuan Liu, Wen-Thong Chang, Wen-Zen Shen, "Combinative Motion Estimation Algorithm and the Corresponding Architecture for Complex Motion Phenomenon", IEEE Trans. Consumer Electronics, Vol.44, No.1, pp108-116. , 1998年12月

[9] Wen-Jen Ho, Wen-Thong Chang, "Multigrid computation for curve fitting in the wavelet domain", Electronics Letter, Vol.34, No.5, pp433-435., 1998年12月

[10] Pei-Chuan Liu, Wen-Thong Chang, Wen-Zen Shen, "Motion Parameter Estimation based on the Block Recursive Algorithm with Finite Word Length", IEEE Trans. Consumer Electronics, Vol. 43, No.4, pp1124-1131., 1997年12月

[11] Ming-Haw Yaou, Wen-Thong Chang, "M-Channel Perfect Reconstruction Multirate Signal Filtering Based on M-ary Biorthonormal Wavelet Analysis", IEEE. Trans. Signal Processing, Vol.42, NO.12, pp3508-3512, 1994年12月

[12] Ming-Haw Yaou, Wen-Thong Chang., "Fast Surface Interpolation Usint Multi-Resolution Wavelet Transform", IEEE. Trans. PAMI, Vol.16, NO.7 , pp673-688, 1994年12月

[13] Ming-Haw Yaou, Wen-Thong Chang, "Vector Space Projection Approach for Perfect Reconstruction Filter Bank Design", Journal of Visual Communication and Image Representation, Vol.5, No.2, pp.156-171, 1994年12月

[14] Hsun-Chang Hsieh, Wen-Thong Chang, "Virtual Knot Technique for Curve Fitting of Rapidly Varying Data", Computer Aided Geometric Design, Vol.11 pp71-95, 1994年12月

[15] Ming-Haw Yaou, Wen-Thong Chang, "Wavelet Transform in Scattering Data Interpolation", Electronics Letter, Vol.29 No.21 pp1835-1837, 1993年12月

[16] Wen-Thong Chang, Shao-An Lin, "Incremental Maneuver Estimation Model for Multitarget Tracking", IEEE. Trans. Aerospace and Electronics Systems, Vol.28 No.2 pp.381-394. ", 1992年12月

[17] Hsun-Chang Hsieh, Wen-Thong Chang, "Analog Circuit for Image Interpolation", Electronics Letter, Vol.28 No.9 pp867-868, 1992年12月

[18] Wen-Thong Chang, Ming-Shing Lin, "Half-Band Filter Design with Old-Polynomial Chebychev Approximation", IEE. Proceedings Part G: Circuit, Devices and System. Vol.138 No.4 pp.492-50, 1991年12月

[19] Hsun-Chang Hsieh, Wen-Thong Chang, "Analog Computation Structure for Surface Reconstruction", Journal of Visual Communication and Image Representation Vol.2 No.4 pp.381-394. ", 1991年12月

[20] Wen-Thong Chang, David Casasent, "Correlation Synthetic discriminant functions", Applied Optics, Vol.25, No.14, pp2343-2350, 1986年12月

[21] David Casasent, Wen-Thong Chang, "General Chord Transformation for distortion invariant optical pattern recognition", Applied Optics, Vol.22, pp2087-2094, 1983年12月

 

(B)Seminar paper

[1] Wen-Thong Chang, Ming-Ying Tu 2010 “Receiver Design for Distributed Space Time Trellis Codes” NST2010, Tauyen, Taiwan

[2] Wen-Thong Chang, Yao-Wei Tseng 2010 “Hierarchical breadth first search for V-BLAST receiver” NST2010, Tauyen, Taiwan

[3] Wen-Thong Chang, Bing-Chien Li 2009 “Differential transmission scheme for wireless relay networks” NST2009, kaoshiang, Taiwan

[4] Wen-Thong Chang, Chien-Min Wu 2009 “Randomization for cooperative communications” NST2009, Kaoshiang, Taiwan

[5] Wen-Thong Chang, Cheng-ta Lin 2008 “Fractional Frequency Reuse and MIMO for Wimax Performance improvement” NST2008. Fuwei, Taiwan

[6] Wen-Thong Chang, Chen-wei Liu 2008 “Frame structure and path selection for 2-hop and cooperative communication in 802.16” NST2008, Fuwei, Taiwan

[7] Wen-Thong Chang, Shu-Wei Chang 2007 “OFDMA uplink frequency synchronization”ISCOM Nov 2007,Taipei,Taiwan

[8] Wen-Thong Chang, Hsiang-Wen Chen 2007 “Peak-to-Average Power Ratio Reduction of OFDM Based on Adaptive Peak Reduction Carriers” IEEE PIMRC Athen, Greece

[9] Wen-Thong Chang, Chi-Wei Chang 2006 “Computationally Efficient Algorithm For Sub-carrier, Bit, and Power Allocation” IEEE ISPACS, pp646-649 Dec 2006 Yonago Tottori, Japan

[10] Wen-Thong Chang, Hsiang-Wen Chen 2006 “Peak-to-Average Power Ratio reduction of OFDM Based on Adaptive Peak Reduction Carriers”ISCOM Dec 2006, kaoshung, Taiwan

[11] Wen-Thong Chang, I-chen Lin 2006 “Channel Prediction in OFDM System” ISCOM Dec 2006, Kaoshung, Taiwan

[12] Huai-Chang Wu, Wen-Thong Chang 2006 “Spread Spectrum Image Steganography Improvement with Iterative Decoding Feedback Technique” 5th Asian-European Workshop on Information Theory (AEW5), Oct 2006 Jeju, South Korea

[13] Ching-Feng Lin, Wen-Thong Chang 2006 “Design of downlink power control scheme in multicode CDMA mobile medicine system” IEEE ISWPC, Phuket, Thailand

[14] Chin-Feng Lin, Wen-Thong Chang, Hsin-Wang Lee 2006 “Design of a downlink power assignment mechanism in unequal error protection multi-code CDMA mobile medicine system” WWC 2006, San Francisco, CA USA

[15] Chin-Feng Lin, Wen-Thong Chang, Hsin-Wang Lee 2006 “Design of a downlink power assignment mechanism in unequal error protection multi-code CDMA mobile medicine system” WWC 2006, San Francisco, CA USA

[16] Ching-Feng Lin, Wen-Thong Chang 2005 “Dynamic Power allocation in down link multicode CDMA multimedia communication system” WWC 2005, San Francisco, CA USA

[17] Ching-Feng Lin, Wen-Thong Chang, Ching-Yi Li 2005 ”Design of a chaos visual encryption mechanism in JPEG2000 medical image” IEEE Int’l Conf. on System & Signal, Kaoshung Taiwan.

[18] Wen-Thong Chang, Chi-Wei Chang 2005 “Computationally efficient algorithm for sub-carrier, bit and power allocation” ISCOM2005 Kaoshung Taiwan

[19] Wen-Thong Chang, I-Hao Shih 2005 “OFDM block iterative decision feedback equalizer for multipath channel” ISCOM2005 kaoshung Taiwan

[20] Lansing Lai, Chengpai Yeh, Wen-Thong Chang 2004 “Switching level optimization for adaptive modulation” IEEE VTC-2004 spring, Milan Italy.

 

(C)Technical Reports

[1] Space time code and resource management in cooperative MIMO system NSC-98-2219-E-009-014, NSC-99-2219-E-009-012

[2] Space time code and resource management in distributive MIMO system NSC-97-2219-E009-011

[3] SNR estimation and adaptive modulation in broadband wireless access NSC-94-2219-E-009-020, NSC-95-2219-E-009-005, NSC-96-2219-E-009-005

[4] Adaptive coded modulation and bandwidth management (2/2) NSC-93-2219-E-009-009

[5] Adaptive coded modulation and bandwidth management (1/2) NSC-92-2219-E-009-019

[6] Interactive Feedback Message and Error Resilience in Video Transmission (3/3) NSC–91–2219-E-009-044

[7] Rate control for real time media based on predictive wireless channel condition. NSC-91-2219-E-009-009

[8] Interactive Feedback Message and Error Resilience in Video Transmission (2/3) NSC–90–2213-E-009-141

[9] The Digital Implementation and Code Optimization of W-CDMA Receiver in the TIc6x DSP. NSC-90-2219-E-009-013

[10] Investigation of CIC filter for decimation and interpolation for application in digital modulation and demodulation. NSC-89-2213-E-009-189