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Research Output 1991 2019

1991
3 Citations (Scopus)

Importance sampling techniques for efficient simulation of stack decoders

Letaief, K. & Sadowsky, J. S., 1 Jan 1991, In : Electronics Letters. 27, 7, p. 593-595 3 p.

Research output: Contribution to journalArticle

Importance sampling
Monte Carlo simulation

On importance sampling simulation of stack algorithm decoders

Letaief, K. & Sadowsky, J. S., 1 Jan 1991, Proceedings - 1991 IEEE International Symposium on Information Theory, ISIT 1991. Institute of Electrical and Electronics Engineers Inc., 1 p. 695258. (IEEE International Symposium on Information Theory - Proceedings).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Importance sampling
Importance Sampling
Convolutional codes
Computational efficiency
Simulation

Quick technique for efficient estimation of stack decoders performance

Letaief, K., 1991, In : ATR. Australian telecommunication research. 25, 1, p. 13-24 12 p.

Research output: Contribution to journalArticle

Importance sampling
1992
25 Citations (Scopus)
Avalanche photodiodes
recipient
Statistics
Optical receivers
Importance sampling
2 Citations (Scopus)

Computing the performance of fano and stack decoders using importance sampling

Letaief, K. & Muhammad, K., 16 Jul 1992, In : Electronics Letters. 28, 15, p. 1447-1449 3 p.

Research output: Contribution to journalArticle

Importance sampling
Bit error rate
Communication systems
Monte Carlo simulation

On the exponential twisting in efficient Monte Carlo simulation

Letaief, K., 1 Jan 1992, Proceedings - Singapore ICCS/ISITA 1992: ''Communications on the Move''. Institute of Electrical and Electronics Engineers Inc., p. 1327-1331 5 p. 255044. (Proceedings - Singapore ICCS/ISITA 1992: ''Communications on the Move'').

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Importance sampling
Monte Carlo methods
Digital computers
Fiber optics
Communication

Performance of code division multiple-access techniques in optical fibre networks

Lee, D. A. & Letaief, K., 1 Jan 1992, Proceedings - Singapore ICCS/ISITA 1992: ''Communications on the Move''. Institute of Electrical and Electronics Engineers Inc., p. 1038-1042 5 p. 255104. (Proceedings - Singapore ICCS/ISITA 1992: ''Communications on the Move'').

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Code division multiple access
Optical fibers
Avalanche photodiodes
Communication systems
Monte Carlo methods

Statistical evaluation of the error rate of the fano and stack algorithm decoders

Muhammad, K. & Letaief, K., 1 Jan 1992, Proceedings - Singapore ICCS/ISITA 1992: ''Communications on the Move''. Institute of Electrical and Electronics Engineers Inc., p. 872-876 5 p. 255138. (Proceedings - Singapore ICCS/ISITA 1992: ''Communications on the Move'').

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Bit error rate
Digital communication systems
Convolutional codes
Large scale systems
Monte Carlo methods
1993
2 Citations (Scopus)

Analysis of optical CDMA communications systems

Letaief, K., 1 Jan 1993, In : Electronics Letters. 29, 8, p. 673-674 2 p.

Research output: Contribution to journalArticle

Importance sampling
Avalanche photodiodes
Code division multiple access
Communication systems
Detectors
10 Citations (Scopus)

New Importance Sampling Methods for Simulating Sequential Decoders

Letaief, K. & Sadowsky, J. S., 1993, In : IEEE Transactions on Information Theory. 39, 5, p. 1716-1722 7 p.

Research output: Contribution to journalArticle

Importance sampling
Convolutional codes
Decoding

On the computation problem of the stack and Fano decoders for specific time-invariant convolutional codes

Muhammad, K. & Letaief, K., 1993, Proceedings of the 1993 IEEE International Symposium on Information Theory. Publ by IEEE, p. 274 1 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Importance sampling
Convolutional codes
1 Citation (Scopus)

Quick Monte Carlo technique technique for simulating direct-detection optical CDMA communications systems.

Letaief, K. & Lee, D. A., 1993, Proceedings of the 1993 IEEE International Conference on Communications. Publ by IEEE, p. 161-165 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Code division multiple access
Communication systems
Digital communication systems
Monte Carlo methods
Computer simulation
1995
2 Citations (Scopus)

BER estimation of asynchronous DS/CDMA communications systems

Letaief, K., Chuang, J. C. I. & Sadowsky, J. S., 1995, IEEE International Conference on Communications. Anon (ed.). IEEE, Vol. 3. p. 1340-1344 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Bit error rate
Code division multiple access
Communication systems
Binary phase shift keying
Importance sampling
4 Citations (Scopus)

Co-channel interference cancellation for CDMA over multipath fading channels

Hui, L. C. & Letaief, K., 1995, Annual International Conference on Universal Personal Communications - Record. IEEE, p. 143-147 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Multiuser detection
Multipath fading
Demodulation
Fading channels
Code division multiple access

Efficient medium access control protocol for high-speed networks

Hamdi, M., Letaief, K. & Gu, J., 1995, Conference Record / IEEE Global Telecommunications Conference. IEEE, Vol. 1. p. 685-689 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

HIgh speed networks
Medium access control
Network protocols
Local area networks
hardware
2 Citations (Scopus)

Efficient simulation of CDMA systems in wireless mobile communications

Letaief, K. & Hamdi, M., 1995, Conference Record / IEEE Global Telecommunications Conference. IEEE, Vol. 3. p. 1799-1803 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

mobile communication
Code division multiple access
Communication
Rayleigh fading
simulation
10 Citations (Scopus)

Multicode high-speed transmission for wireless mobile communications

Letaief, K., Chuang, J. C. I. & Murch, R. D., 1995, Conference Record / IEEE Global Telecommunications Conference. IEEE, Vol. 3. p. 1835-1839 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

mobile communication
Cellular telephone systems
Communication
Modulation
communication
5 Citations (Scopus)

On the Performance of Sequential and Viterbi Decoders for High-Rate Punctured Convolutional Codes

Muhammad, K. & Letaief, K., 1 Nov 1995, In : IEEE Transactions on Communications. 43, 11, p. 2687-2695 9 p.

Research output: Contribution to journalArticle

Convolutional codes
Decoding
Data storage equipment

On the performance of spread-spectrum multiple-access communications in multipath fading channels

Letaief, K., 1995, IEEE International Symposium on Personal, Indoor and Mobile Radio Communications, PIMRC. Anon (ed.). IEEE, Vol. 2. p. 692-696 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Multipath fading
Fading channels
Code division multiple access
Communication
Computer aided analysis
12 Citations (Scopus)
Optical systems
Importance sampling
Avalanche photodiodes
Sampling
Bit error rate

Performance analysis of spread spectrum multiple-access with DPSK modulation in indoor wireless communication systems

Halder, P. K. & Letaief, K., 1995, Annual International Conference on Universal Personal Communications - Record. IEEE, p. 828-832 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Phase shift keying
Code division multiple access
Communication systems
Modulation
Computer aided analysis

Performance and simulation of communications systems with applications to TCM over fading channels

Letaief, K., 1995, IEEE Symposium on Computers and Communications - Proceedings. IEEE, p. 241-247 7 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Trellis codes
Importance sampling
Fading channels
Communication systems
Modulation
15 Citations (Scopus)
Code division multiple access
Optical fibers
Communication systems
Avalanche photodiodes
Optical systems
6 Citations (Scopus)

Transactions Papers: An Efficient New Technique for Accurate Bit Error Probability Estimation of ZJ Decoders

Letaief, K. & Muhammad, K., 1995, In : IEEE Transactions on Communications. 43, 6, p. 2020-2027 8 p.

Research output: Contribution to journalArticle

Convolutional codes
Decoding
Importance sampling
Decision trees
Computational efficiency
1996
13 Citations (Scopus)

A high-speed transmission method for wireless personal communications

Letaief, K., Chuang, J. C. I. & Murch, R. D., 1996, In : Wireless Personal Communications. 3, 3, p. 299-317 19 p.

Research output: Contribution to journalArticle

Cellular telephone systems
Modulation
Bandwidth
Personal communication systems
Rayleigh fading
70 Citations (Scopus)
Confocal microscopy
Microscopes
microscopes
Tissue
microscopy

Efficient simulation of coded DS/CDMA over wireless personal communication channels

Muhammad, K., Letaief, K. & Roy, K., 1996, Annual International Conference on Universal Personal Communications - Record. Anon (ed.). Vol. 1. p. 240-244 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Cellular telephone systems
Importance sampling
Code division multiple access
Rayleigh fading
Computer aided analysis

Interference cancellation for SSMA communications with diversity combining and system imperfections

Hui, L. C. & Letaief, K., 1996, Annual International Conference on Universal Personal Communications - Record. Anon (ed.). Vol. 1. p. 443-447 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Code division multiple access
Defects
Multiuser detection
Communication
Rayleigh fading
1997

Architecture and signaling for rapid infrastructure deployment using wireless communications networks

Lu, J., Chuang, J. C. I. & Letaief, K., 1997, In : IEEE Vehicular Technology Conference. 3, p. 1782-1786 5 p.

Research output: Contribution to journalArticle

Wireless Communication
Communication Networks
Telecommunication networks
Wireless Networks
Infrastructure

Blind adaptive equalization and interference cancellation for wireless personal communications

Lo, B. C. W. & Letaief, K., 1997, IEEE International Symposium on Personal, Indoor and Mobile Radio Communications, PIMRC. IEEE, Vol. 2. p. 307-311 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Cellular telephone systems
Viterbi algorithm
Intersymbol interference
Equalizers
Maximum likelihood
5 Citations (Scopus)

Blind equalization for short burst TDMA systems in wireless communications

Chen, Y., Chuang, J. C. I. & Letaief, K., 1997, In : IEEE Vehicular Technology Conference. 2, p. 535-538 4 p.

Research output: Contribution to journalArticle

Blind Equalization
Blind equalization
Time division multiple access
Burst
Wireless Communication

Blind receiver for optical code division multiple access communications systems

Tang, J. T. K. & Letaief, K., 1997, Conference Record / IEEE Global Telecommunications Conference. Anon (ed.). IEEE, Vol. 1. p. 270-274 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Multiuser detection
Code division multiple access
Fiber optics
Communication systems
Detectors

Concatenated soft-output equalization and TCM for wireless personal communications

Chen, Y., Letaief, K. & Chuang, J. C. I., 1997, Conference Record / IEEE Global Telecommunications Conference. Anon (ed.). IEEE, Vol. 3. p. 1552-1556 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Cellular telephone systems
Modulation
communication
Channel estimation
Communication systems

Efficient estimation of cell loss and cell delay of nonblocking ATM switches

Wang, J., Letaief, K., Hamdi, M. & Cao, X. R., 1997, In : Conference on Local Computer Networks. p. 142-148 7 p.

Research output: Contribution to journalArticle

Automatic teller machines
Switches
Importance sampling
Asynchronous transfer mode
Computer simulation
35 Citations (Scopus)
Importance sampling
Binary phase shift keying
Communication
Code division multiple access
Modulation
2 Citations (Scopus)

Efficient image transmission over wireless channels

Lu, J., Liou, M. L. & Letaief, K., 1997, In : Proceedings - IEEE International Symposium on Circuits and Systems. 2, p. 1097-1100 4 p.

Research output: Contribution to journalArticle

Image communication systems
Forward error correction
Global system for mobile communications
1 Citation (Scopus)

Fast cell loss rate estimation of ATM switches using importance sampling

Wang, J., Letaief, K., Hamdi, M. & Cao, X. R., 1997, Conference Record / IEEE Global Telecommunications Conference. Anon (ed.). IEEE, Vol. 3. p. 1562-1566 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Importance sampling
airborne thematic mapper
Automatic teller machines
Switches
sampling
19 Citations (Scopus)

Fast simulation of DS/CDMA with and without coding in multipath fading channels

Letaief, K., Muhammad, K. & Sadowsky, J. S., May 1997, In : IEEE Journal on Selected Areas in Communications. 15, 4, p. 626-639 14 p.

Research output: Contribution to journalArticle

Multipath fading
Fading channels
Code division multiple access
Computer aided analysis
Cellular radio systems
4 Citations (Scopus)

High-speed data transmission with multicode modulation and turbo-codes for wireless personal communications

Kuganesan, P. & Letaief, K., 1997, IEEE International Conference on Communications. IEEE, Vol. 2. p. 959-963 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Cellular telephone systems
Turbo codes
Data communication systems
Modulation
Walsh transforms
2 Citations (Scopus)

Multicode modulation for high-speed wireless data transmission

Kuganesan, P., Letaief, K. & Chen, Y., 1997, IEEE International Symposium on Personal, Indoor and Mobile Radio Communications, PIMRC. IEEE, Vol. 2. p. 457-461 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Data communication systems
Modulation
Telecommunication links
Walsh transforms
Rayleigh fading
1 Citation (Scopus)

Multi-phase optimal sequences for fast initialization of channel estimation and equalization

Ng, J. C. L., Letaief, K. & Murch, R. D., 1997, IEEE International Conference on Communications. IEEE, Vol. 3. p. 1484-1487 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Channel estimation
Intersymbol interference
Frequency selective fading
Equalizers
Impulse response
4 Citations (Scopus)

New multiuser detector for optical code division multiple access communications systems

Tang, J. T. K. & Letaief, K., 1997, IEEE International Conference on Communications. IEEE, Vol. 1. p. 126-130 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Code division multiple access
Communication systems
Detectors
Multiuser detection
Fiber optics

On the use of modulation and diversity for enhancing cellular spectrum efficiency of wireless multimedia communication networks

Lu, J., Letaief, K., Liou, M. L. & Chuang, J. C. I., 1997, Conference Record / IEEE Global Telecommunications Conference. Anon (ed.). IEEE, Vol. 3. p. 1168-1172 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

communication network
multimedia
Telecommunication networks
Phase shift keying
Quadrature amplitude modulation
1 Citation (Scopus)

Performance evaluation of equalization with TCM and diversity in mobile radio environments with cochannel interference

Chen, Y., Chuang, J. C. I. & Letaief, K., 1997, IEEE International Conference on Communications. IEEE, Vol. 1. p. 71-75 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Cochannel interference
Intersymbol interference
Modulation
Feedback
Personal communication systems
1 Citation (Scopus)

Performance tradeoff among concatenated codes and processing gains for high capacity DS/CDMA transmission in wireless communications

Wong, M. Y. F. & Letaief, K., 1997, IEEE International Conference on Communications. IEEE, Vol. 2. p. 969-973 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Concatenated codes
Forward error correction
Code division multiple access
Reed-Solomon codes
Convolutional codes
1 Citation (Scopus)

Soft-output equalization with TCM for wireless communications

Chen, Y., Letaief, K. & Chuang, J. C. I., 1997, IEEE International Symposium on Personal, Indoor and Mobile Radio Communications, PIMRC. IEEE, Vol. 2. p. 317-321 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Modulation
Communication
Decoding
Communication systems
Feedback
2 Citations (Scopus)

Trade-offs between diversity combining and equalization for wireless LANs

Ng, J. C. L., Letaief, K. & Murch, R. D., 1997, In : IEEE Vehicular Technology Conference. 2, p. 875-879 5 p.

Research output: Contribution to journalArticle

Frequency selective fading
Equalization
Wireless LAN
Local area networks
Trade-offs
2 Citations (Scopus)

Wireless personal communications in Hong Kong: A university perspective

Chuang, J. C. I., Letaief, K., Cheung, K. F., Ling, C. C., Murch, R. D., Nguyen, C. T. & Yu, R., Apr 1997, In : IEEE Personal Communications. 4, 2, p. 30-42 13 p.

Research output: Contribution to journalReview article

Cellular telephone systems
Telecommunication
Communication
Costs
1998
5 Citations (Scopus)

Adaptive antennas at the mobile and base stations in an OFDM/TDMA systems

Wong, K. K., Cheng, R. S. K., Letaief, K. & Murch, R. D., 1998, In : Conference Record / IEEE Global Telecommunications Conference. 1, p. 183-188 6 p.

Research output: Contribution to journalArticle

Smart antennas
Time division multiple access
Base stations
Orthogonal frequency division multiplexing
antenna
3 Citations (Scopus)

Analysis of wireless multimedia DS/CDMA system with hybrid ARQ, diversity and power control

Wong, Y. F. M. & Letaief, K., 1998, In : IEEE Vehicular Technology Conference. 3, p. 2197-2201 5 p.

Research output: Contribution to journalArticle

DS-CDMA
Power Control
Power control
Code division multiple access
Multimedia