Journal Articles [ 26 publications ]

2007 [ 2 publications ]

	'Integrating GPS/INS/PL for robust positioning: The challenging issues and progresses' ,Wang, J., Babu, R., Li, D., Chan, FC. & Choi, J. ,Coordinates 2007; 3(7): pp. 12 - 19.
	'Neighborhood exploring detector: An EM-based signal detector for multiple antenna systems' ,Chan, FC. & Choi, J. ,IEEE Transactions on Signal Processing 2007; 55(5 I): pp. 1875 - 1885.

2005 [ 5 publications ]

	'Time Estimation of Superimposed Coherent Multipath Signals Using the EM Algorithm for Global Positioning System' ,Chan, FC., Choi, J. & Jee, G. ,in Journal of Global Positioning Systems, vol 4(1-2), pp. 56 - 64.
	'Iterative receivers with bit-level cancellation and detection for MIMO-BICM systems' ,Choi, J. ,in IEEE Transactions on Signal Processing, vol 53(12), pp. 4568 - 4577.
	'On the Partial MAP Detection with Applications to MIMO Channels' ,Choi, J. ,in IEEE Transactions On Signal Processing, vol 53(1), pp. 158 - 167.
	'On the partial MAP detection with applications to MIMO channels' ,Choi, J. ,in IEEE Transactions on Signal Processing, vol 53(1), pp. 158 - 167.
	'Random sign repetition time-hopping UWB with multiuser detection' ,Choi, J. ,in Eurasip Journal on Wireless Communications and Networking, vol 2005(4), pp. 590 - 598.

2004 [ 8 publications ]

	'A bi-directional zero-forcing blast receiver' ,Choi, J. ,. IEEE transactions on signal processing 2004; 52: pp. 2670 - 2673.
	'A joint channel estimation and detection for frequency-domainequalization using an approximate EM algorithm' ,Choi, J. ,. SIGNAL PROCESSING 2004; 84(5): pp. 865 - 880.
	'Constrained MMSE receivers for CDMA systems in frequency-selective fading channels' ,Choi, J., Hong, S., Jung, Y., Kim, SR. & Lee, YH. ,. IEEE transactions on wireless communications 2004; 3: pp. 1393 - 1398.
	'Equalization and semi-blind channel estimation for space-time block coded signals over a frequency-selective fading channel' ,Choi, J. ,. IEEE transactions on signal processing 2004; 52(3): pp. 774 - 785.
	'MMSE multiuser downlink multiple antenna transmission for CDMA systems' ,Choi, J. & Perreau, S. ,. IEEE transactions on signal processing 2004; 52: pp. 1564 - 1573.
	'Receivers with chip-level decision feedback equalizer for CDMA downlin channels' ,Choi, J., Kim, SR. & Lim, C. ,. IEEE transactions on wireless communications 2004; 3: pp. 300 - 314.
	'On downlink beamforming methods: Capacity and error probability performance' ,Choi, J. & Choi, S. ,. Wireless Personal Communications 2004; 30(1): pp. 13 - 26.
	'Chip level decision feedback equaliser for CDMA downlink withspace-time coding' ,Santoso, A., Choi, J., Lim, C. & Vucetic, B. ,. ELECTRONICS LETTERS 2004; 40(7): pp. 437 - 439.

2003 [ 3 publications ]

	'An Adaptive Beamforming Technique for Smart Antennas in WCDMA Systems' ,Choi, J., Lee, W., Choi, S. & Suk, M., 2003, , in IEICE Transactions on Communications, vol E86-B, pp. 2838 - 2843.
	'Diversity Gain for CDMA Systems Equipped with Antenna Arrays' ,Choi, J. & Choi, S., 2003, ,in IEEE Transactions on Vehicular Technology, vol 52, pp. 720 - 725.
	'MMSE Equalization of Downlink CDMA Channel Utilizing Unused Orthogonal Spreading Sequences' ,Choi, J., 2003, , in IEEE Transactions on Signal Processing, vol 51, pp. 1390 - 1402.

2002 [ 8 publications ]

	'Adaptive MMSE Receiver for Multirate CDMS Systems' ,Choi, J. & Kim, SR., 2002, , in IEEE Transactions on Signal Processing, vol 50(12), pp. 3098 - 3106.
	'An adaptive technique for transmit antenna diversity with feedback' ,Choi, J., Choi, HK. & Lee, HW., 2002, , in IEEE Transactions on vehicular technology, vol 51(4), pp. 617 - 623.
	'A novel adaptive beamforming algorithm for antenna array CDMA systems with strong interferers' ,Choi, J., Choi, S., Im, HJ. & Cho, B., 2002, , in IEEE Transactions on Vehicular Technology, vol 51(5), pp. 808 - 816.
	'A semiblind method for transmit antenna arrays in CDMS systems' ,Choi, J., 2002, , in IEEE Transactions on Vehicular Technology, vol 51(4), pp. 624 - 635.
	'Interference mitigation using transmitter filters in CDMS systems' ,Choi, J., 2002, , in IEEE Transactions on Vehicular Technology, vol 51(4), pp. 657 - 666.
	'Performance analysis for transmit antenna diversity with/without channel information' ,Choi, J., 2002, , in IEEE, vol 51(1), pp. 101 - 113.
	'Performance analysis of the closed-loop transmit antenna diversity system over raylleigh fading channels' ,Choi, J., 2002, , in IEEE Transactions on Vehicular Technology, vol 51(4), pp. 767 - 771.
	'Performance limitation of closed-loop transmit antenna diversity over fast rayleigh fading channels' ,Choi, J., 2002, , in IEEE Transactions on vehicular technology, vol 51(4), pp. 771 - 775.

Conference Paper [ 24 publications ]

2008 [ 3 publications ]

	'An improved soft threshold method for DCT speech enhancement' ,Ambikairajah, E., Le, NP. & *Choi, E. ,HUT-ICCE 2008 - 2nd International Conference on Communications and Electronics, Jun 4-6 2008, Vietnam, pp. 268 - 271
	'Language identification using modified MLKSFM for pre-classification with novel front-end features' ,Wang, L., Ambikairajah, E. & *Choi, E. ,ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing - Proceedings, Mar 31-Apr 4 2008, Nevada, USA, pp. 4245 - 4248
	'Performance improvement of text-independent speaker verification systems based on histogram enhancement in noisy environments' ,Ambikairajah, E., *Choi, J. & *Kwon, C. ,Interspeech 2008, 22-26 September 2008, Brisbane, Australia, pp. 1901 - 1904

2007 [ 5 publications ]

	'Multi-Layer Kohonen Self-Organizing Feature Map for Language Identification' ,Wang, L., Ambikairajah, E. & Choi, E. ,In: Interspeech 2007. Belgium, Interspeech, pp. 174 - 177 2007.
	'Automatic language recognition with tonal and non-tonal language pre-classification' ,Wang, L., Ambikairajah, E. & Choi, E. ,In: 15th European Signal Processing Conference EUSIPCO 2007. Poznan, PTETiS, pp. 2375 - 2379 2007.
	'novel method for automatic tonal and non-tonal language classification' ,Wang, L., Ambikairajah, E. & Choi, E. ,In: 2007 IEEE International Conference on Multimedia and Expo ICME 2007. China, IEEE, pp. 352 - 355 2007.
	'comparison study of the multi-layer kohonen self-organizing feature maps for spoken language identification' ,Wang, L., Ambikairajah, E. & Choi, EC. ,In: 2007 IEEE Automatic Speech Recognition and Understanding Workshop. Piscataway, NJ, IEEE, pp. 402 - 407 2007.
	'Exploiting Speech-Gesture Correlation in Multimedia Interaction' ,Chen, F., Choi, E. & Wang, N. ,In: Human Computer Interaction HCI Intelligent Multimodel Interaction. Germany, Springer, pp. 23 - 30 2007.

2006 [ 9 publications ]

	'Decision feedback MLSE for spatially multiplexed MIMO frequency selective fading channel' ,Patwary, MN., Rapajic, P. & Choi, J. ,In IEE Proceedings-Communications,pp. 39 - 48,2006.
	'Nulling and cancellation detector for MIMO channels and its application to multistage receiver for coded signals: Performance and optimization' ,Choi, J. ,In IEEE Transactions on Wireless Communications,pp. 1207 - 1216,2006.
	'Effects of atmospheric circulation and boundary layer structure on the dispersion of suspended particulates in the Seoul metropolitan area' ,Choi, H. & Speer, M. ,In Meteorology and Atmospheric Physics,pp. 239 - 254,2006.
	'An approximate MAP-based iterative receiver for MIMO channels using modified sphere detection' ,Choi, J., Hong, Y. & Yuan, J. ,In IEEE Transactions on Wireless Communications,pp. 2119 - 2126,2006.
	'Automated tonal and non-tonal language classification and language identification using prosodic information' ,Ambikairajah, E., Wang, L. & Choi, EC. ,In Automated tonal and non-tonal language classification and language identification using prosodic information,pp. 485 - 496,2006.
	'Multi-lingual phoneme recognition and language identification using phonotactic information' ,Wang, L., Ambikairajah, E. & Choi, EC. ,In Multi-lingual phoneme recognition and language identification using phonotactic information,pp. 245 - 248,2006.
	'Blind adaptve channel shortening by unsconstrained optimization for simplified UWB receiver design' ,Choi, J. & Husain, S. ,In Blind adaptve channel shortening by unsconstrained optimization for simplified UWB receiver design,pp. 443 - 446,2006.
	'Single correlator based UWB receiver implementation through channel shortening equalizer' ,Husain, S. & Choi, J. ,In Single correlator based UWB receiver implementation through channel shortening equalizer,pp. 610 - 614,2006.
	'Low complexity MAP detection using approximate LLR for CDMA iterative receivers' ,Choi, J. ,In IEEE Communications Letters,pp. 321 - 323,2006.

2005 [ 1 publications ]

	'A robust signal acquisition and Tracking Architecture with Ultra-Tight Integration of GPS/INS/PL and Multiple Antenna Array.' ,Chan, FC., Choi, J. & Wang, J., ,in International Symposium on GPS/INS, eds , Hong Kong, Hong Kong, pp. 1 - 9

2004 [ 5 publications ]

	'A new approach for iterative decoding on coded MIMO channels via sphere decoding' ,Yuan, J., Hong, Y., Choi, J. & Rapajic, P. , In: Proceedings of the 2004 IEEE international symposium on spread spectrum techniques and applications. USA, IEEE, pp. 520 - 524 2004.
	'Design of 16-QAM space-time trellis codes for quasi-static fading channels' ,Yuan, J., Wong, A. & Choi, J. , In: 5th Australian communications theory workshop. Australia, AUS CTW, pp. 139 - 141 2004.
	'Eigenbeamforming for coded signals without feedback' ,Yuan, J. & Choi, J. ,In: 2004 IEEE 59th vehicular technology conference. US, IEEE, pp. 794 - 798 2004.
	'On the beamformer design for coded signals with known channel' ,Yuan, J. & Choi, J. , In: 2004 IEEE international conference on communcations. USA, IEEE, pp. 2777 - 2781 2004.
	'On the soft-decision in the iterative receiver for coded MIMO systems' ,Choi, J., Hong, Y. & Yuan, J. , In: Proceedings - 2004 IEEE International Symposium on Information Theory; IEEE International Symposium on Information Theory - Proceedings. , , p. 133 2004.

2003 [ 1 publications ]

	'Performance Analysis of Space-Time Trellis Coded OFDM Over Quasi-Static Frequency Selective Fading Channels' ,Hong, Y., Yuan, J., Choi, J. & Shao, X., 2003, ,in Proceedings of The Fourth International Conference on Information, Communications and Signal Proceeding and Fourth Pacific-Rim Conference on Multimedia, eds , Singapore, IEEE Proc. Of ICICS-PCM, pp. 1 - 5