RESEARCH INTERESTS
- DSP & Communications: adaptive filters
design,
channel
estimation and equalization, channel coding and decoding (esp. in
convolutional
codes and turbo codes), multiple input multiple output antennas
system and space time processing etc.
- Multimedia: image processing, error
resilient
image,
video coding and transmission, fractals etc.
PROFESSIONAL ACTIVITIES
- Chief Proctor
(CP) of FE exams for the site of Oxford,
MS, for 10/06, 04/07, 10/07,
04/08. Assistant CP for
10/05, 04/05
- Senator of
Library Council, OleMiss, 2007-2008, Core Course Committee Member in Engineering
School, OleMiss, 2003-
- As a Technical Program
Committee (TPC) member or Program Committee Member in
- Vice Chair of
IEEE International Symposium on Multimedia over Wireless (ISMW) 2007
- IEEE International Conference for Multimedia &
Expo (ICME) 2007, 2005, 2004
- IEEE Wireless Communications and Networking
Conference (WCNC) 2007
- SPIE Multimedia Systems and Applications Conference
2007, 2006, 2005, 2004
- Chair of session
C28: Coding 5 - LDPC Codes, of IEEE Wireless Communications and
Networking
Conference (WCNC) 2004
- IEEE International Conference on Multimedia and Expo
(ICME) 2004
- Symposium of Multimedia Technologies & Services
in IEEE International Conference on Communications 2004
- Chair of session
4A: Estimation and Tracking for Wireless Communication Systems 1, and
session
8B: Adaptation of Wireless Systems and Related Parameters Estimation 2,
of IEEE
Vehicular Technology Conference (VTC) Fall 2003
- Symposia of Interference cancellation for wireless
mobile radio systems, Channel estimation and tracking for wireless
communication systems, and Adaptation of wireless systems and related
parameters estimation in IEEE Vehicular Technology Conference 2003
- The 7th World Multi-Conferences on Systemics, Cybernetics and
Informatics 2003
- IEEE International
Conference on Information Technology:
Research and Education (ITRE) 2003. Co-organizer of a session titled
“Error resilient multimedia communications”
- Organizer and chair
of an invited session titled of:
“Advanced technologies for wireless communications” in the 6th World
Multi-Conference on Systemics, Cybernetics and Informatics 2002
- Panelist of NSF reviewer 2005, 2007 and Reviewer for
Canadian Institutes of Health
Research (CIHR), 2007
- Reviewer for numerous Journals and Conferences including
- IEEE Trans. on Image Processing
- IEEE Trans. on Communications
- IEEE Trans. on Circuits and Systems for Video
Technology
- IEEE Trans. on Vehicular Technology
- IEEE Trans. on Broadcasting
- IEEE journal on Selected Area in Communications
- Journal of Communications and Networks
- EURASIP Journal on Applied Signal Processing
- EURASIP Signal Processing - Image Communications
- Numerous International Conferences
PUBLICATIONS
- Book:
- D. S. Wang and L. Cao, Chaos, Fractals and Applications,
Press
of
University of Science and Technology of China, 1995, ISBN:
7-312-00624-8/O.167
- Book chapter:
- C. W. Chen, Z. Sun, H. Li, J. Cai, and L. Cao, Image
transmission
over
noisy channels: TCQ-based coding schemes, Advances in Image Processing
and Understanding: A Festeschrift for Thomas S. Huang, A. Bovik, C.
W. Chen and D. Goldgof, editors, World Scientific Publisher, September
2001
- Dissertations:
- PHD: Error resilient image coding and
transmission
over wireless channels
- MS: Fractals and image
compression
- L. Yao and L. Cao, “Turbo codes based image transmission for
channels with multiple types of distortion” accepted to IEEE
Trans. on Image Processing, 2008
- H. Chen and L. Cao, “Joint decoding of concatenated VLEC and
STTC system,"”, to appear on EURASIP Journal on Wireless
Communications
and Networks, 2008
- G. Chen, L. Cao, L. Yu and C. W. Chen, “Test-pattern-reduced
decoding for Turbo product codes with multi-error-correcting eBCH
codes,” to appear on IEEE Trans. on Communication, 2008
- L. Yao and L. Cao, “Progressive image transmission with
GA-based optimization and multiple-CRC structure,” to appear on Journal
of Electronic Imaging, 2008
- H. Chen and L. Cao, "Joint source and space time decoding
over fading channels," IEEE Trans. on Wireless Communications,
vol. 7, no. 3, pp. 831-836, March 2008
- L. Cao, "On the unequal error protection for progressive image
transmission," IEEE
Trans. on Image Processing, vol. 16, no. 9, pp.
2384-2388, September 2007
- L. Cao, L. Yao and C. W. Chen, "MAP decoding of variable length
codes with self-synchronization strings," IEEE Trans. on Signal
Processing, vol.55,
no.8, pp.4325-4330, August 2007
- N. Chaudhary and L. Cao, "Non-symmetric decompanding for
improved performance of companded OFDM systems," IEEE Trans. on Wireless
Communications, vol. 6, no. 8, pp.
2803-2806, August 2007
- G. Chen, L. Cao, L. Yu and C. W. Chen, "An efficient stopping
criterion for turbo product codes," IEEE
Commuications Letters, vol. 11, no. 6, pp.
525-527, June 2007
- H. Chen, L. Cao and Z. He, "Turbo decoding for distributed
source coding with combined distortion," International Journal of Electronics and
Communications, vol. 61, no. 5,
pp.314-319, May 2007
- L. Cao, L. Yao and C. W. Chen, "Joint source and channel
decoding with symbol re-alignment," IEEE
Communications Letters, vol 10, no. 10, pp. 719-721, October 2006
- L. Cao, "Bit-based SNR insensitive early stopping for turbo
decoding," IEE Electronics Letters,
vol. 42, no. 19, pp. 1106-1107, Octover 2006
- T. Shi and L. Cao, "On the performance of turbo codes-based
hybrid ARQ with segment selective repeat in WCDMA," Journal of Communications and Networks,
vol. 8, no. 2, pp. 212-219, June 2006
- T. Shi and L. Cao, "Differential detection of space-time
spreading with two transmit antennas," EURASIP Journal on Wireless Communications,
Article ID 70509, 10 pages, February 2006
- L. Cao and T. Shi, "Turbo codes based hybrid ARQ with segment
selective repeat," IEE Electronics
letters, vol. 40, no. 18, pp. 1140-1141, September 2004
- L. Cao and C. W. Chen, "Robust image transmission based on
wavelet tree coding, error resilient entropy coding and error
concealment," Journal of Electronic
Imaging, vol. 13, no. 3, pp. 646-653, July 2004
- L. Cao, C. W. Chen, P. Orlik, J. Zhang and D. Gu,
"Trellis-based blind channel estimation and equalization," Journal of Communications and Networks,
vol. 6, no. 1, pp. 19-25, March 2004
- L. Cao and C. W. Chen, "A novel product coding and recurrent
alternative
decoding scheme for image transmission over noisy channels, " IEEE
Trans. on Communications, vol. 51, no. 9, pp.1426-1431,
September 2003
- L. Cao and C. W. Chen, "Content based multiple bitstream image
transmission over noisy channels," IEEE
Trans. on Image Processing, vol. 11,
no.11, pp.1305-1313, November, 2002
- L. Cao and C. W. Chen, "Multiple hierarchical image
transmission over wireless channels," Journal
of
Visual Communication and Image
Representation, vol. 13, no. 3, pp.386-399, September 2002
- L. Cao and S. Wei, "Fractals coding in mathematical
morphology," Acta Automatica Sinica,
vol. 23, no. 2, 1997
- L. Cao, S. Wei and B. Kong, "Fractals and image compression," Journal
of Pattern Recognition and Artificial Intelligence, vol. 7, no.
21, 1994
- Conference
Proceedings
Papers:
- H. Chen and L. Cao, "Iterative
decoding for serial concatenated system of VLEC and Recursive STTC,"
accepted to IEEE Globecom 2007
- L. Cao, "Joint
soruce and channel coding for
image
transmission over time varying channels,” IEEE
International Conference on Communications, Glasgow,
Scotland, June 24-28, 2007.
- L. Yao and L.
Cao, “Turbo codes based image
transmission for channels with both
random errors
and packet loss,” IEEE
International Conference on Communications, Glasgow,
Scotland,
June24-28, 2007.
- L. Yao and L.
Cao, “UEP for progressive image
transmission with GA-based
optimization,” Proceedings of IEEE International Symposium
on Circuits and Systems, pp. 1513-1516, New
Orleans, LA, May 27-30, 2007.
- G. Chen, L. Cao,
L. Yu and C. W. Chen, “An efficient
decoder for turbo product codes with
multi-error correcting codes,” Proceedings of IEEE
Wireless Communications and Networking Conferences, pp. 83-87, HongKong,
March
11-15, 2007
- L. Yao and L. Cao,
“Progressive image transmission
with RCPT
protection,” SPIE Visual Communications
and Image Processing (VCIP), vol. 6508, DOI:
10.1117/12.703675, 8 pages, San Jose,
CA, January 28-February 1, 2007
- L. Cao,
“Self-synchronization strings in
Huffman equivalent codes,” Proceedings
of IEEE Information Theory
Workshop, pp.347-350,
Chengdu, China,
Oct.22-26, 2006.
- G. Chen, L. Cao,
L. Yu and C. W. Chen, “Constrained
turbo decoding using BCH codes as
error-detecting and error-correcting codes,” Proceedings of
Global
Mobile Congress (GMC), pp. 199-191, Beijing,
China, October 2006
- G. Chen, L. Cao,
L. Yu and C. W. Chen, “An efficient
decoder for turbo product codes
built using
two-error-correcting eBCH codes,” Proceedings
IET International Conference on Wireless Mobile & Multimedia
Networks
(ICWMMN), pp. 609-612, Hangzhou, China, November 2006.
- H. Chen and L.
Cao, “Joint source and space time
decoding over fading channels,”
Proceedings of SPIE Multimedia Systems and
Applications IX, pp. 6391-13, Boston, MA,
October 2006
- L. Yao and L. Cao,
“Turbo codes based image transmission
for
channels with both random errors and packet loss,” Proceedings
of SPIE
Multimedia Systems and Applications IX, pp.
6391-20, Boston, MA,
October 2006
- T. Shi and L.
Cao, “Interleaved and dynamic segment
selective repeat-based Turbo
coded hybrid
ARQ," Proceedings of IEEE International
Conference on Communications, Circuits and Systems, vol. 2, pp.
726-730, Guilin, China, June 2006.
- H. Chen and L.
Cao, “Constrained Turbo decoding with
bit based early detection,”
Proceedings of IEEE
International Conference on Communications, Circuits and Systems, vol.
2., pp. 717-722, Guilin,
China, June 2006.
- N. Chaudhary and L.
Cao, “Comparison of compand-filter
schemes for reducing PAPR in OFDM,”
Proceedings of IEEE Wireless Communications
and Networking Conferences, vol. 4, pp. 2070-2075, Las Vegas, NV, April
2006.
- L. Yao, L. Cao,
and C. W. Chen, “MAP decoding of
variable length codes over noisy
channels,” Proceedings of SPIE Multimedia Systems and
Applications VIII, pp. 60150L1-L9, Boston, MA, October 2005
- H. Chen, L. Cao
and Z. He, “Turbo decoding for
combined BSC and AWGN distortion in
distributed
source coding,” Proceedings of SPIE
Multimedia Systems and Applications VIII, pp. 60150K1-K7, Boston, MA,
October
2005
- L. Cao and L.
Yao, “MAP decoding of VLC with
self-synchronization strings,”
Proceedings of IEEE Vehicular Technology Conference,
vol. 1, pp. 517-521, Dallas, TX,
September 2005
- D. Song, L. Cao
and C. W. Chen, “Error resilient
multiple description coding based on
wavelet
tree coding and EREC for wireless networks,” Proceedings of IEEE
International Conference on Multimedia & Expo,
pp. 498-501, Amsterdam,
the Netherlands,
July 2005
- H. Chen, L. Cao,
and Chang Wen Chen, “Constrained
decoding for turbo-CRC codes with high
spectral efficient modulation,” Proceedings
of IEEE Wireless Communications and Networking Conference, vol.2,
pp.1050-1054, New Orleans, LA,
March 2005.
- L. Cao and C. W.
Chen, “Multiple wavelet-tree-based
image coding and robust
transmission,” Proceedings of SPIE
Multimedia Systems and Applications Conference VII, vol. 5600,
pp.149-159,
Philadelphia, PA, October 2004
- D. Song, C. W. Chen and L. Cao, “Multiple description coding
based on
multiple bitstream wavelet zero tree image compression,”
Proceedings
of SPIE Multimedia Systems and Applications Conference VII, vol. 5600,
pp.90-98, Philadelphia, PA,
October 2004
- T. Shi and L.
Cao, “Turbo-coded Hybrid ARQ using
various segment selective repeat,”
Proceedings of IEEE 6th Circuits
and Systems Symposium on Emerging Technologies: Frontiers of Mobile and
Wireless Communications, vol. 1, pp.81-84, Shanghai, China, May 2004
- T. Shi and L.
Cao, “Combining techniques and
segment selective repeat on Turbo coded
Hybrid
ARQ,” Proceedings of IEEE Wireless
Communications and Networking Conference, vol.4, pp.2115-2119, Atlanta,
GA, March 2004
- L. Cao and C. W.
Chen, “Constrained SOVA decoding in
concatenated codes,” Proceedings of
IEEE Wireless Communications and Networking Conference,
vol. 4, pp.2280-2284, Atlanta, GA,
March 2004
- L. Cao, J. Daigle, C. W. Chen and M. Matalgah., “Complexity
reduced
turbo
decoding with concatenated detection codes,” Proceedings of IEEE
Vehicular
Technology Conference, Orlando, FL, USA, October 2003.
- L. Cao and C. W.
Chen, “Error resilient wavelet tree
for robust image coding and
transmission,” Proceedings of SPIE Conference on Image and
Video Communications and Processing, vol. 5022, pp. 169-175, Santa
Clara,
CA, USA, January 2003
- L. Cao et al, "Blind channel
estimation and equalization
using
Viterbi
algorithms," Proceedings of IEEE Vehicular Technology Conference
(VTC)
spring, vol. 3, pp 1532-1535, Birmingham, AL, USA, May 2002
- L. Cao, J. Zhang et al., "Study
of two ¼ turbo
decoders in
non-frequency
selective fast fading channels," Intl. Conf. on 3G Wireless and
Beyond,
San Francisco, CA, May 2002
- L. Cao et al., "A trellis based technique for blind channel
estimation
and signal detection," Proceedings of the 6th World
Multi-Conference
on Systematics, Cybernetics, and Informatics, vol. XV, pp.271-275,
Orlando,
FL, USA, July 2002
- D. Wang, P. Orlik, T. Drand, L. Cao, H. Kobayashi, and J.
Zhang, "Improved
low-complexity turbo decoding for HSDPA applications," 36th Annual
Conf. on Information Sciences and Systems, Princeton, NJ, March 2002
- L. Cao and C. W. Chen, "Robust image transmission based on
wavelet
tree
coding and EREC," Proceedings of IEEE International Conference on
Image
Processing 2001, vol. 2, pp.222-225, Thessaloniki, Greece, October 2001
- C. W. Chen and L. Cao, "Wavelet-based multiple hierarchical
error
resilient
entropy coding for robust image transmission," SCI/ISAS 2001,
Orlando,
USA, July 2001, awarded the best paper in session.
- L. Cao and C. W. Chen, "Scene adaptive robust image
transmission,"
(Invited Paper), Proceedings of IEEE Wireless Communication and
Networking
Conference, vol. 3, pp. 1204-1208, Chicago, IL, September 2000
- L. Cao and C. W. Chen, "A novel product coding and decoding
scheme
for
wireless image/video transmission," Proceedings of IEEE
International
Conference on Image Processing, vol. 2, pp. 144-147, Vancouver, BC,
Canada,
September 2000
- L. Cao and C. W. Chen, "Product code and recurrent
alternative
decoding
for wireless image transmission," Proceedings of IEEE Data
Compression
Conference, Snowbird, UT, March 2000
- L. Cao and C. W. Chen, "Context based multiple bitstream
image
transmission
over noisy channels," Proceedings of SPIE Electronic Image, San
Jose, CA, January 2000
- L. Cao and C. W. Chen, "Multiple hierarchical image
transmission
over
wireless channels," Proceedings of IEEE Wireless Communication and
Networking Conference, vol. 1, pp. 349-353, New Orleans, LA, September
1999
- C. W. Chen, H. Li, J. Cai, and L. Cao, "On fixed length
coding
schemes
for wireless image transmission," (Invited Paper), Proceedings UCSD
Center for Wireless Communication Annual Conference, pp.112-120, San
Diego,
CA, March 1999