

Basic information
Name 
CHENG Jun 
Sex 
Male 
Birth Day 

Office 
Room: YE215 Kyotanabe Campus 
Tel No 
0774656295 
Fax No 
0774656801 
EMail Addr Public 
jcheng@mail.doshisha.ac.jp 
Background information of researcher
19871996 Digital speech processing
19962000 Coding for multipleaccess adder channel
20002002 Array antenna signal processing
20022004 Mobile communications
2004 Channel coding and adaptive wireless communications
19871989 Teaching/Research Assistant, Department of Information Engineering, Xidian University, Xi'an, China
19891994 Lecturer, Department of Information Engineering, Xidian University
19941996 Associate Professor, National Key Laboratory on Theory and Chief Technology of Integrated Service Networks, Xidian University
20002002 Researcher, ATR Adaptive Communications Research Laboratories, Kyoto, Japan
20022003 R&D Center, Panasonic Mobile Communications Co., Ltd
20032004 Staff Engineer, NextGeneration Mobile Development Center, Matsushita Electronics Industrial, Co., Ltd
2004 Associate Professor, Faculty of Engineering, Doshisha University
2010 Professor, Faculty of Science and Engineering, Doshisha University
Research Fields by GrantsinAid for Scientific Research Category 

channel coding, array antenna, wireless network
Academic Society Affiliations 

Research Results (papers and notes) 

 1.A lowcomplexity multiuser coding scheme with nearcapacity performance, G. Song, X. Wang, and J. Cheng, IEEE Trans. on Vehicular Technology (accepted for publication)
 2.Optimal rate profile for multiuser multirate transmission systems by bivariate fixedpoint analysis, M. He, G. Song, and J. Cheng, IET Communications, (accepted for publicaiton)
 3.Solutions to the mean king's problem: Higherdimensional quantum errorcorrecting codes, M. Yoshida, T. Kuriyama, and J. Cheng, International Journal of Quantum Information, vol. 14, no. 8, pp. 1650048110, 2016
 4.Ratecompatible spatially coupled LDPC code ensembles based on repeataccumulate extensions, W. Hou, S. Lu, and J. Cheng, IET Communications, vol. 10, iss. 17 pp. 24222426, 2016
 5.Unequal rate transmission for sum rate maximization over twouser Gaussian multiple access channel, M. He, G. Song, and J. Cheng, The Harris Science Review of Doshisha University, vol. 57, no. 2, pp. 8189, 2016.
 6.Distance enumerator analysis for interleavedivision multiuser codes, G. Song and J. Cheng IEEE Trans. Information Theory, vol. 62, no, 7, pp. 40394053, 2016.
 7.Spatially coupled repeatercombinerconvolutional codes, W. Hou, S. Lu, and J. Cheng, IEEE Communications Letters, vol. 20, no. 1, pp. 2124, 2016.
 8.A family of (k+1)ary signature codes for noisy multipleaccess adder channel, S. Lu, W. Hou, and J. Cheng, IEEE Trans. Information Theory, vol. 61, no. 11, pp. 58485853, 2015.
 9.Kuser parallel concatenated code for multipleaccess channel, G. Song and J. Cheng, IEICE Trans. Fundamentals, vol. E98A, no. 9, pp. 19531963, 2015
 10.Formal veriﬁcation of Robertsontype uncertainty relation, T. Masuhara, T. Kuriyama, M. Yoshida, and J. Cheng, Journal of Quantum Information Science, vol. 5, no. 2, pp. 5870, 2015,
 11.Solution to the Mean King’s problem using quantum errorcorrecting codes M. Yoshida, G. Kimura, T. Miyadera, H. Imai, and J. Cheng, Physical Review A, vol. 91, iss. 5, pp. 16, 2015.
 12.Finite field spreading for multipleaccess channel, G. Song, Y. Tsujii J. Cheng, and Y. Watanabe, IEEE Trans. Communications, vol. 62, no. 3, pp. 10011010, 2014.
 13.Recursive construction of (k+1)ary errorcorrecting signature code for multipleaccess adder channel, S. Lu, J. Cheng, Y. Watanabe, IEICE Trans. Fundamentals, vol. E96A, no. 12, pp. 23682373, 2013.
 14.Directionofarrival estimation for nearfield sources with multiple subarrays, T. Kitada, J. Cheng, and Y. Watanabe, IEICE Trans. Commun., vol. E96B, no. 2, pp. 553560, 2013.
 15.Twouser turbo decoding with simplified sum trellis in twoway relay, S. Lu, Y. Li, J. Cheng, and Y. Watanabe, IEICE Trans. Commun., vol. E96B, no. 1, pp.7380, 2013.
 16.Maximum sum rate of repeataccumulate interleavedivision system by fixedpoint analysis, G. Song, J. Cheng, and Y. Watanabe, IEEE Trans. Communications, vol. 60, no. 10, pp. 3011  3022, 2012.
 17.Spreading and interleaving design for synchronous interleavedivision multipleaccess, G. Song, J. Cheng, and Y. Watanabe, IEICE Trans. Fundamentals, vol. E95A no. 3, pp. 646656, 2012.
 18.A simple DoA estimator using adjacent pattern power ratio with switched beam antenna, Y. Ozaki, J. Ozawa, E. Taillefer, J. Cheng, and Y. Watanabe, Progress in Electromagnetics Research C, vol. 22, pp. 5571, 2011.
 19.DoA estimation based on 2DESPRIT algorithm with multiple combinations of subarray, T. Kitada, J. Ozawa, J. Cheng, and Y. Watanabe, IEICE Trans. Commun., vol. J94B, no. 2, pp. 196204, 2011.
 20.Joint channel and network decoding for XORbased relay in multiaccess channel, S. Tang, J. Cheng, C. Sun, R. Miura, and S. Obana, IEICE Trans. Commun., vol. E92B, no. 11, pp. 34703477, 2009.
 21.Full azimuth directionofarrival estimation with successiveselection technique, E. Taillefer, J. Cheng, and Y. Watanabe, IEEE Trans. Signal Processing, vol. 56 no. 1 pp. 59035915 2008.
 22.Optimal frame splitting for downlink MIMO channels with distributed antenna arrays, C. Sun, T. Hunziker, J. Cheng, M. Taromaru, and T. Ohira, IEEE Transactions on Vehicular Technology, vol. 57, no. 6 pp. 38483854, 2008.
 23.Enhanced reactancedomain ESPRIT algorithm employing multiple beams and translationalinvariance soft selection for directionofarrival estimation in the full azimuth, E. Taillefer, W. Nomura, J. Cheng, M. Taromaru, Y. Watanabe, and T. Ohira, IEEE Trans. Antenna and Propagation, vol. 56, no. 8, pp. 25142526, 2008.
 24.Reactancedomain signal processing for adaptive beamforming and directionofarrival estimation: an overview, E. Taillefer and J. Cheng Radio Science Bulletin, URSI, no. 323 pp. 1425 2008.
 25.Full azimuth DoA estimation using selection criteria with reactancedomain ESPRIT algorithm, W. Nomura, E. Taillefer, M. Taromaru, and J. Cheng, IEICE Trans. Commun., vol. J90B, no. 12, pp. 12841292, 2007.
 26.Spreading set with error correction for multipleaccess adder channel, J. Cheng, T. Ohira, K. Kamoi, and Y. Watanabe, IEEE Trans. Information Theory, vol. 52, no. 12, pp. 55245529, 2006.
 27.A recursive construction of errorcorrecting signature code for multipleaccess adder channel, D. Toda, J. Cheng, and Y. Watanabe, The Science and Engineering Review of Doshisha University, vol. 47, no. 1 pp. 3237, 2006.
 28.Multiuser code with variable transmission rate for multipleaccess adder channel, K. Yamaguchi, J. Cheng, Y. Watanabe, The Science and Engineering Review of Doshisha University, vol. 46, no. 4, pp. 1520, 2006.
 29.Reactancedomain MUSIC algorithm for electronically steerable parasitic array radiator, C. Plapous, J. Cheng, E. Taillefer, A. Hirata, and T. Ohira, IEEE Trans. Antenna and Propagation, vol. 52 no. 12 pp. 32573264 2004.
 30.Electronically steerable parasitic array radiator antenna for omni and sectorpattern forming applications to wireless ad hoc networks, J. Cheng, M. Hashiguchi, K. Iigusa, and T. Ohira, IEE Proc.Microw, Antennas Propag., vol 150 no. 4 pp. 203208 2003.
 31.ESPAR antenna design and prototyping for ad hoc networks, M. Hashiguchi, J. Cheng, K. Iigusa, E. Taillefer, A. Hirata, and T. Ohira, IEICE Trans. Commun., vol. J85B, no. 12, pp. 22452256, 2002.
 32.Adaptive control algorithm of ESPAR antenna based on stochastic approximation theory B. Shishkov, J. Cheng, and T. Ohira, IEICE Trans. Commun., vol. E85B, no. 4, pp. 802811, 2002.
 33.Adaptive beamforming of ESPAR antenna unconventional approach B. Shishkov, J. Cheng, and T. Ohira, IEICE Trans. Electronics, vol. E85C, no. 3, pp. 452457, 2002.
 34.A multiuser kary code for noisy multipleaccess adder channel, J. Cheng and Y. Watanabe, IEEE Trans. Information Theory, vol. 47, no. 6, pp. 26032607, 2001.
 35.Adaptive beamforming of ESPAR antenna based on steepest gradient algorithm, J. Cheng Y. Kamiya, and T. Ohira, IEICE Trans. Commun., vol. E84B, no. 7, pp. 17901800, 2001.
 36.Tuser uniquely decodable kary affine code for multipleaccess adder channel, J. Cheng and Y. Watanabe, IEICE Trans. Fundamentals, vol. E83A, no. 10, pp. 19141920, 2000.
 37.Affine code for Tuser noisy multipleaccess adder channel, J. Cheng and Y. Watanabe IEICE Trans. Fundamentals, vol. E83A, no. 3, pp. 541550, 2000.
 38.Mandarin tone recognition based on wavelet transform and hidden Markov modeling, J. Cheng, K. Yi, and B. Li, Journal of Electronics, vol. 17, no. 1, pp. 18, 2000.
 39.Tuser code with arbitrary code length for multipleaccess adder channel, J. Cheng and Y. Watanabe, IEICE Trans. Fundamentals, vol. E82A, no. 10, pp. 20112016, 1999.
 40.A new kind of equalizer based on orthonormal wavelets, F. Liu, J. Cheng, X. Wang, Journal of Electronics, vol. 19, no. 5, pp. 637642, 1997.
 41.A new kind of equalizer structure based on Harrwavelet, F. Liu, J. Cheng, and X. Wang, Journal of Xidian University, vol. 24, no. 4, pp. 539543, 1997.
 42.A tone recognizer using wavelet transform and hidden Markov model, J. Cheng, K. Yi, and B. Li, Journal of Electronics, vol 19, no. 2, pp. 177182, 1997.
 43.An algorithm for realtime implementation of generalized timefrequency representations, J. Cheng, K. Yi, and F. Liu Acta Electronica Sinica, vol. 25, no. 1, pp. 6772, 1997.
 44.Wavelet transform based analog speech scrambling scheme, F. Ma, J. Cheng, and Y. Wang, IEE Electronics Letters, vol. 32, no. 8, pp. 719721, 1996.
 45.Singularity detection of signals with wavelet transform, J. Cheng, P. Zhang, S. Dai, and K.Yi, Journal of Communications, vol. 16, no. 3, pp. 96104, 1995.
 46.Generalized timefrequency representation of signals, K. Yi and J. Cheng, Acta Electronica Sinica, vol. 21, no. 10, pp. 92101, 1993.
 47.An application of wavelet transform to singularity detection of signals, J. Cheng, P. Zhang, and K. Yi Journal of Electric Science and Technology, vol. 9, no. 3, pp. 2932, 1993.
 48.Speakerindependent Chinese monosyllable recognition Using Shenglike codebook and Yuanlike codebook, J. Cheng, K. Yi, C. Wen, and Z. Hu, Journal of Chinese Information Processing, vol. 2, no. 2, pp. 3946, 1988.
 49.Progress in research on speech recognition, K. Yi, C. Wen, S. Du, and J. Cheng, Journal of Northwest Telecommunications Engineering Institute, vol. 12, no. 4, pp. 3342, 1985.
 50.Performance analysis of SCRA coded IDMA systems with segmented interleavers, T. Sakaguchi, K. Shibata, W. Hou, M. Yoshida, and J. Cheng, Proc. Int. Symposium on Information Theory and Its Applications (ISITA), pp. 191195, 2016.
 51.Spatiallycoupled irregular LDPC codes via irregular superposition matrices, K. Shibata, M. Yoshida, and J. Cheng, Proc. Int. Symposium on Information Theory and Its Applications (ISITA), pp. 216220, 2016.
 52.Inputoutput weight distribution of terminated RSC codes with limited code length, S. Lu, W. Hou, and J. Cheng, Proc. Int. Symposium on Information Theory and Its Applications (ISITA), pp. 498502, 2016.
 53.Parallel concatenated coded overloaded MIMO systems, K. Fumoto, T. Ishida, M. Yoshida, and J. Cheng, Proc. Int. Symposium on Information Theory and Its Applications (ISITA), p. 541, 2016. (poster)
 54.Optimal rate profile for multiuser multirate code with hybrid interference cancellation scheme, M. He, G. Song, J. Cheng, and S. Lu, Proc. Int. Symposium on Information Theory and Its Applications (ISITA) p. 552, 2016. (Poster)
 55.Spatially coupled repeatercombinerconvolutional code on 2user multipleaccess fading channels, W. Hou, S. Lu, and J. Cheng, Proc. Int. Symposium on Information Theory and Its Applications (ISITA), p. 543 2016. (Poster)
 56.Lowcomplexity coding scheme to approach multipleaccess channel capacity, G. Song, and J. Cheng, Proc. IEEE International Symposium on Information Theory (ISIT), pp. 31373141, 2015,
 57.Coding scheme for Tuser noisy multipleaccess adder channel, S. Lu, W. Hou, and J. Cheng, pp. 507511, 2014.
 58.Ratecompatible spatially coupled LDPC codes via repeataccumulation extension, W. Hou, S. Lu, and J. Cheng, Proc. 8th International Symposium on Turbo Codes and Iterative Information Processing (ISTC), pp. 15, 2014.
 59.Distance enumerator analysis for multiuser codes, G. Song, and J. Cheng, Proc. IEEE International Symposium on Information Theory (ISIT), pp. 31373141, 2014.
 60.Rate optimization for repeataccumulate interleavedivision system by fixedpoint analysis, M. He, G. Song, and J. Cheng, Proc. IEEE International Conference on Communications (ICC), pp.2105 2111, 2014.
 61.Kuser nonbinary parallel concatenated code for Gaussian multipleaccess channel, H. Han, G. Song, M. Yoshida, and J. Cheng, Proc. 2014 IEEE International Conference on Communications (ICC), pp.2064 2069, 2014.
 62.Construction of errorcorrecting signature code on Hadamard matrix, S. Lu, W. Hou, and J. Cheng, Proc. The Third Int. Symposium on Radio Systems and Space Plasma (ISRSSP), pp. 5763, 2013.
 63.Multiuser coding for Gaussian multipleaccess channel, J. Cheng and G. Song, Proc. The Third Int. Symposium on Radio Systems and Space Plasma (ISRSSP 2013), pp. 4856, 2013.
 64.Generalized construction of signature code for multipleaccess adder channel, S. Lu, J. Cheng, W. Hou, and Y. Watanabe, Proc. 2013 IEEE International Symposium on Information Theory (ISIT), pp. 16551659, 2013.
 65.Approaching multipleaccess channel capacity by nonbinary codingspreading, Y. Tsujii, G. Song, J. Cheng, and Y. Watanabe, Proc. 2013 IEEE International Symposium on Information Theory (ISIT), pp. 28202824, 2013.
 66.Kuser parallel concatenated code for Gaussian multipleaccess channel, G. Song, J. Cheng, and Y. Watanabe, Proc. 2013 IEEE International Conference on Communications (ICC), pp. 18791884, 2013.
 67.Kuser spreadaccumulate code for multipleaccess channel, Y. Ren, G. Song, J. Cheng, and Y. Watanabe, Proc. 14th Int. Conf. on Communication Technology (ICCT), pp. 14391444, 2012.
 68.Decoding for nonbinary signature code, S. Lu, J. Cheng, and Y. Watanabe, Proc. of Int. Symposium on Information Theory and Its Applications (ISITA) pp. 382386, 2012.
 69.Extrinsic information transfer analysis of finite field spreading, G. Song, Yuta Tsujii, J. Cheng, and Y. Watanabe, Proc. 2012 Int. Symposium on Information Theory and Its Applications (ISITA2012), pp. 342346, 2012.
 70.A reliable and energyefficient MAC protocol for clustertree wireless sensor networks, S. Takagawa, M. NoriShirazi, B. Zhang, J. Cheng, R. Miura, Proc. of Int. Conference on Computing, Networking & Communications (ICNC) Workshop on Computing, Networking and Communications, pp. 159163, 2012.
 71.EBOP: A simple and efficient enhancement of ZigBee's BOP protocol, S. Takagawa, M. NoriShirazi, J. Cheng, R. Miura, Proc. Int. Conf. on Computing, Networking & Communications (ICNC), pp. 995999, 2012.
 72.Regular network low density parity check codes for multipleaccess relay channel, G. Song, J. Cheng, and Y. Watanabe, Proc. IEEE Int. Conf. on Communication Software and Networks (ICCSN), pp. 126130, 2011.
 73.Channel capacity with superposed MPAM modulation, M. He, S. Lu, G. Song, J. Cheng, and Y. Watanabe, Proc. 4th Int. Conf. on Intellignet Computation Technology and Automation, pp. 475478, 2011.
 74.IDMA system with chip accumulation for partial users, Z. Chen, G. Song, J. Cheng, and Y. Watanabe, Proc. 4th Int. Conf. on Intellignet Computation Technology and Automation, pp. 559562, 2011.
 75.Lowcomplexity Turbo decoding scheme for twoway relay network, S. Lu, Y. Li, and J. Cheng, Proc. IEEE Int. Conf. of Wireless Communications and Signal Processing, pp. 15, 2011,
 76.A simple DoA estimation using adjacent pattern power ratio with switched beam antenna, Y. Ozaki, J. Ozawa, E. Taillefer, J. Cheng, and Y. Watanabe, IEEE Int. Conf. of Wireless Communications and Signal Processing (Best Paper Award), pp. 16, 2011.
 77.DoA estimation based on 2DESPRIT algorithm with multiple subarrays in hexagonal array, T. Kitada, J. Ozawa, J. Cheng, and Y. Watanabe, Proc. IEEE Int. Conf. of Wireless Communications and Signal Processing, pp. 16, 2010.
 78.2DDoA estimation with pilot signals and select technique J. Ozawa, T. Kitada, J. Cheng, and Y. Watanabe, Proc. 2nd Int. Symp. on Radio Systems and Space Plasma (ISRSSP), pp. 7578, 2010.
 79.Hamiltonian algorithm with momentum attenuation for adaptive beamforming of ESPAR antenna, J. Ozawa, J. Cheng, and Y. Watanabe, Proc. IEEE Int. Symp. on Phased Array Systems & Technology, pp. 990994, 2010.
 80.Optimal framesplitting ratio for uncoded and coded transmissions with distributed antennas, M. Yasutake, J. Cheng, C. Sun, and Y. Watanabe, Proc. of IEEE Pacific Rim Conference on Communications, Computers and Signal Processing (Pacrim09), pp. 129134, 2009.
 81.Power allocation for coded cooperative communications N. Fujiwara, M. Yasutake, C. Sun, J. Cheng, and Y. Watanabe, Proc. of IEEE Pacific Rim Conference on Communications, Computers and Signal Processing (Pacrim09), pp. 448452, 2009.
 82.Directionofarrival estimation using adjacent pattern power ratio with switched beam antenna, Y. Ozaki, J. Ozawa, E. Taillefer, J. Cheng, and Y. Watanabe, Proc. of IEEE Pacific Rim Conference on Communications, Computers and Signal Processing (Pacrim09), pp. 453458, 2009.
 83.Network low density parity check codes designed for multipleaccess relay channel, G. Song, Y. Li, J. Cheng, and Y. Watanabe, Proc. of IEEE Pacific Rim Conference on Communications, Computers and Signal Processing (Pacrim09), pp. 521526, 2009.
 84.Adaptive packet parity coding for losspacket recovery, Z. Xian, G. Song, T. Kaneda, J. Cheng, and Y. Watanabe, Proc. of IEEE Pacific Rim Conference on Communications, Computers and Signal Processing (Pacrim09), pp. 555558, 2009.
 85.Adaptive beamforming of Espar antenna with Hamiltonian algorithm, J. Ozawa, J. Cheng, Y. Watanabe, Proc. of Int. Symp. on Electromagnetic Compatibility, pp. 669672, 2009.
 86.Hamiltonian algorithm: An optimization method and its application to adaptive beamforming for Espar antenna, J. Ozawa, J. Cheng, Y. Watanabe, Proc. of IEEE Int. Symp. on Antennas and Propagation (APS09), pp. 14, 2009.
 87.Twouser turboHadamard code for synchronized Gaussian multipleaccess channel, L. Xiong, J. Cheng, and Y. Watanabe, Proc. of Int. MultiConference of Engineers and Computer Scientists (IMECS09), pp. 305309, 2009.
 88.Directionofarrival estimation of M1 signals based on unitaryESPRIT and successiveselection technique with an Melement hexagonal array, E. Taillefer, J. Cheng, and Y. Watanabe, Proc. IEEE Int. Conf. on Communications (ICC 2008), pp. 810814, 2008.
 89.Hamilton algorithm and overview of novel optimization techniques (invited paper), J. Cheng and T. Ohira, Proc. Int. Sym. On Antenna and Propagation (ISAP08), pp. 14, 2008.
 90.Turbo network coding for efficient and reliable relay, S. Tang, J. Cheng, C. Sun, R. Suzuki, S. Obana, Proc. the Eleventh IEEE Int. Conf. on Communications Systems (ICCS 2008), pp. 16031608, 2008.
 91.An alternative proof of channel coding theorem for discrete memoryless MAC, Y. Watanabe, J. Cheng and Koichi Kamoi, Proc. 2008 Int. Sym. on Information and Theory and Its Applications (ISITA08), pp. 811816, 2008.
 92.Optimal framesplitting ratio achieving lowest BER over AWGN amd Rayleigh fading channels with distributed antennas, M. Yasutake, J. Cheng, C. Sun, and Y. Watanabe, Proc. 2008 Int. Sym. on Information and Theory and Its Applications (ISITA2008), pp. 13271331, 2008.
 93.A protocol of multiphase cooperative wireless networks for the lowest outage probability, C. SUN, J. Cheng, and M. Taromaru, Proc. IEEE 7th Int. Symp. on Communications and Information Technologies (ISCIT2007), pp. 14401445, 2007.
 94.Directionofarrival estimation using reactancedomain ESPRIT algorithm with 2, 3, and 4element subarrays designed into a 7element ESPAR antenna, E. Taillefer, J. Cheng, and Y. Watanabe, Proc. the 10th International Symposium on Wireless Personal Multimedia Communications (WPMC 2007), pp. 528532, 2007.
 95.Errorcorrecting nonbinary signature code for multipleaccess adder channel, J. Cheng, K. Kamoi, and Y. Watanabe, Proc. of 2007 Int. Symposium on Information and Theory (ISIT2007), pp. 25712574, 2007.
 96.Achieving the lowest outage probability for multiphase cooperative wireless networks, C. Sun, J. Cheng and M. Taromaru, Proc. of IEEE Information Theory Workshop on Information Theory for Wireless Networks (ITW'2007), pp. 15, 2007.
 97.Signal processing algorithms and their experimental results for a compact smart antenna, J. Cheng, E. Taillefer, and T. Ohira, Proc. of The First Int. Symposium on Radio Systems and Space Plasma (ISRSSP 2007), pp. 2730, 2007.
 98.Multirate multiuser code for multipleaccess adder channel, J. Cheng, K. Kamoi, and Y. Watanabe, Prof. of 2006 Int. Symposium on Information and Theory and Its Applications (ISITA2006), pp. 471474, 2006.
 99.User identification by signature code for noisy multipleaccess adder channel, J. Cheng, K. Kamoi, and Y. Watanabe, Proc. of 2006 Int. Symposium on Information and Theory (ISIT2006), pp. 19741977, 2006.
 100.A construction of errorcorrecting signature code, J. Cheng, K. Kamoi, and Y. Watanabe, Proc. of the Second Int. Workshop on Sequence Design and its Applications in Communications (IWSDA'05), pp. 9497, 2005.
 101.Errorcorrecting signature code for multipleaccess adder channel, J. Cheng, K. Kamoi, and Y. Watanabe, Proc. of 2005 Int. Symposium on Information and Theory (ISIT2005), pp. 20362039, 2005.
 102.An approach to spreading set with decidability, J. Cheng, T. Ohira, K. Kamoi, and Y. Watanabe, Proc. of 2004 Int. Symposium on Information and Theory and Its Applications (ISITA2004), pp. 384387, 2004.
 103.Subcarrier and bit allocation with user rate satisfaction for OFDM systems, J. Cheng, K. Miyoshi, and M. Uesugi, Proc. of the 6th Int. Symp. on Wireless Personal Multimedia Commnication (WPMC03), vol. 1 pp. 236239, 2003.
 104.ReactanceDomain MUSIC for ESPAR antennas, C. Plapous, J. Cheng, E. Taillefer, A. Hirata and T. Ohira, Proc. of European Microwave Conference 2003 (EuMC 2003), pp. 793796, 2003.
 105.ReactanceDomain MUSIC for ESPAR antenna (Experiment), Proc. of IEEE Wireless Communications and Network Conference (WCNC2003), Proc. of IEEE Wireless Communications and Network Conference (WCNC2003), pp. 98102, 2003.
 106.Blind aerial beamforming based on a higherorder maximum moment criterion (Part II: Experiments), J. Cheng, K. Iigusa, M. Hashiguchi, and T. Ohira, Proc. of 2002 AsiaPacific Microwave Conference (APMC2002), vol. 1 pp. 185188, 2002.
 107.Spreading sequences with error correction for synchronousCDMA systems, J. Cheng, T. Ohira, and Y. Watanabe, Proc. of 2002 Int. Symposium on Information and Theory and Its Applications(ISITA2002), pp. 187190, 2002.
 108.A stepwise recursive search algorithm for adaptive control of the electrically steerable passive array radiator antenna, K. Iigusa, J. Cheng, and T. Ohira, Proc. of the 2002 European Microwave Conference (EuMC2002), pp. 11171120, 2002.
 109.Sectormode beamforming of a 2.4GHz electronically steerable passive array radiator antenna for a wireless Ad Hoc network, J. Cheng, M. Hashiguchi, K. Iigusa, and T. Ohira, Proc. of IEEE Int. Symposium on Antennas and Propagation (APS2002), pp. 122125, 2002.
 110.Adaptive beamforming of ESPAR antenna using sequential perturbation, J. Cheng, Y. Kamiya and T. Ohira, Proc. of IEEE MTTS 2001 Int. Microwave Symposium (IMS2001), vol. 1, pp. 133136, 2001.
 111.A coding scheme for noisy multipleaccess adder channel, J. Cheng and Y. Watanabe, Proc. of 2000 Int. Symposium on Information Theory and Its Applications (ISITA2000), pp. 608611, 2000.
 112.Wavelet based adaptive equalization algorithms, F. Liu, J. Cheng, J. Xu, and X. Wang, Proc. of IEEE 1997 Global Telecom. Conf., pp. 12301234, 1997.
 113.New kind of equalizer based on orthonormal wavelets, F. Liu, J. Cheng, and X. Wang, Proc. of IEEE Int. Conf. on Signal Processing, vol. 1, pp. 339342, 1996.
 114.A Chinese word dividing algorithm based on statistical language models, B. Tian, J. Cheng , K. Yi and H. Wang, Proc. of IEEE Int. Conf. on Signal Processing, vol. 1, pp. 805808, 1996.
 115.A vocoder based on speech recognition and synthesis, K. Yi, J. Cheng, and et.al, Proc. of IEEE 1995 Global Telecom. Conf., pp. 16051609, 1995.
 116.An improved initial codebook generating algorithmorthogonal increment splitting algorithm, B. Li, Y. Chang, J. Cheng, and Z. Hu, Proc. of IEEE Int. Conf. on Networks/on Information Engineering, pp. 613616, 1995.
 117.Timefrequency representations for the analysis of speech signals, J. Cheng, F. Liu, and K. Yi, Proc. of The 1993 IEEE Region 10 Conf. on "Computer, Communication, Control and Power Engineering," vol. 3, pp. 353356, 1993.
 118.An event based pitch detector using fast wavelet transform, J. Cheng, P. Zhang, S. Dai, and Z. Hu, Proc. of IEEE Int. Conf. on Signal Processing, vol. 1, pp. 683686, 1993.
 119.A neural network based on subnetsSNN, F. Liu, J. Jiang, J. Cheng, and K. Yi, Proc. of Int. Conf. on Spoken Language Processing, pp. 14591462, 1992.
 120.Voice input Chinese text editor, K. Yi, S. Du, and J. Cheng, Proc. of IEEE Int. Conf. on Signal Processing, pp. 381384, 1990.
 121.Mainstate HMM applied to Chinese syllable recognition, K. Yi, J. Cheng, and Z. Hu, Proc. of IEEE Int. Conf. on Communication Systems, vol. 1 pp. 286287, 1988.
 122.Hardware realization of Chinese speech synthesizer using singlechip microcomputer, J. Cheng, F. Wang, and Z. Hu, Proc. of 3rd SinoJapanese Int. Conf. on Computer Applications, pp. 165168, 1988.
 1.Handbook on Advancements in Smart Antenna Technologies for Wireless Networks, Ed. by C. Sun, J. Cheng and T. Ohira, IGI Global, 2008.
 2.Omni, sector and adaptive modes of compact array antenna, J. Cheng, E. Taillefer, and T. Ohira, in book "Handbook on Advancements in Smart Antenna Technologies for Wireless Networks," IGI Global, pp. 532544, 2008.
 3.Direction of arrival estimation with compact array antennas: a reactance switching approach, in book "Handbook on Advancements in Smart Antenna Technologies for Wireless Networks," IGI Global, pp. 201215 2008.
 4.Espar antenna signal processing for DoA estimation, in book "Advances in DirectionofArrival Estimation," Ed. By Sathich Chandran, Artech House, pp. 395  417, 2005.
 5.Analog smart antennas, in the book "Adaptive Antenna Arrays: Trends and Applications," Ed. By Sathich Chandran, SpringerVerlag, pp. 184204, 2004.
Research Results (oral/poster presentations) 

Research Results (lectures) 

Research Results (other activities) 

Research Results (patents) 

Research cooperation among industry, academia and government 

Research Performance by GrantsinAid for Scientific Research 

Research Performance by Various Research Funding 

