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Research Output 1991 2020

2009
3 Citations (Scopus)

High-order analysis of outage probability in OFDMA wireless networks

Bai, B., Chen, W., Cao, Z. & Letaief, K., 2009, GLOBECOM 2009 - 2009 IEEE Global Telecommunications Conference. 5425749

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

Outages
Wireless networks
Orthogonal frequency division multiplexing
27 Citations (Scopus)

Joint power control and spectrum allocation for cognitive radio networks via pricing

Mwangoka, J. W., Letaief, K. & Cao, Z., Mar 2009, In : Physical Communication. 2, 1-2, p. 103-115 13 p.

Research output: Contribution to journalArticle

Cognitive radio
Power spectrum
Power control
Managers
Costs
5 Citations (Scopus)

Joint processing of topology control and channel assignment in wireless ad hoc networks

Li, W., Fan, P. & Letaief, K., Feb 2009, In : Wireless Communications and Mobile Computing. 9, 2, p. 269-281 13 p.

Research output: Contribution to journalArticle

Wireless ad hoc networks
Topology
Processing
Energy utilization
11 Citations (Scopus)

Joint scheduling and cooperative sensing in cognitive radios: A game theoretic approach

Sun, C., Chen, W. & Letaief, K., 2009, 2009 IEEE Wireless Communications and Networking Conference, WCNC 2009 - Proceedings. 4917774

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

Cognitive radio
Scheduling
Throughput
Cognitive systems
Radio systems
26 Citations (Scopus)

Maximizing the effective capacity for wireless cooperative relay networks with QoS guarantees

Ren, S. & Letaief, K., 2009, In : IEEE Transactions on Communications. 57, 7, p. 2148-2159 12 p.

Research output: Contribution to journalArticle

Fading channels
Quality of service
Resource allocation
Wireless networks
Statistics
3 Citations (Scopus)

Minimum sum expected distortion in cooperative networks

Ren, S. & Letaief, K., 2009, Proceedings - 2009 IEEE International Conference on Communications, ICC 2009. 5199184

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

Channel state information
Power transmission
11 Citations (Scopus)

Network-coding-based signal recovery for efficient scheduling in wireless networks

Zhang, J., Letaief, K., Fan, P. & Cai, K., 2009, In : IEEE Transactions on Vehicular Technology. 58, 3, p. 1572-1582 11 p.

Research output: Contribution to journalArticle

Network coding
Network Coding
Wireless Networks
Wireless networks
Recovery
20 Citations (Scopus)

Network coding versus superposition coding for two-way wireless communication

Lo, E. S. & Letaief, K., 2009, 2009 IEEE Wireless Communications and Networking Conference, WCNC 2009 - Proceedings. 4917828

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

Network coding
Communication
Outages
Telecommunication links
Transmitters
27 Citations (Scopus)

Network interference cancellation

Chen, W., Letaief, K. & Cao, Z., Dec 2009, In : IEEE Transactions on Wireless Communications. 8, 12, p. 5982-5995 14 p., 5351717.

Research output: Contribution to journalArticle

Interference Cancellation
Interference
Throughput
Network protocols
Telecommunication links
16 Citations (Scopus)

On the characteristics of queueing and scheduling at encoding nodes for network coding

Ma, Y., Li, W., Fan, P., Letaief, K. & Liu, X., Jun 2009, In : International Journal of Communication Systems. 22, 6, p. 755-772 18 p.

Research output: Contribution to journalArticle

Network coding
Synchronization
Scheduling
Queueing theory
Poisson distribution

On the log-normal fading networks: Power control and spatial reuse

Wang, Q., Fan, P. & Letaief, K., 2009, Proceedings - 2009 IEEE International Conference on Communications, ICC 2009. 5199256

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

Power control
Energy efficiency
Transmitters

On the multi-rate division with limited feedback for one source multiple destinations wireless transmission systems

Zhi, C., Fan, P. & Letaief, K., 2009, Proceedings - 2009 IEEE International Conference on Communications, ICC 2009. 5199258

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

Channel state information
Feedback
Channel capacity
Outages
Transmitters
26 Citations (Scopus)

Open-loop link adaptation for next-generation IEEE 802.11n wireless networks

Xia, Q., Hamdi, M. & Letaief, K., 2009, In : IEEE Transactions on Vehicular Technology. 58, 7, p. 3713-3725 13 p.

Research output: Contribution to journalArticle

Link Adaptation
High Throughput
Wireless Networks
Wireless networks
Multiple-input multiple-output (MIMO)
141 Citations (Scopus)

Opportunistic spectrum sharing in cognitive MIMO wireless networks

Hamdi, K., Zhang, W. & Letaief, K., Aug 2009, In : IEEE Transactions on Wireless Communications. 8, 8, p. 4098-4109 12 p., 5200971.

Research output: Contribution to journalArticle

Spectrum Sharing
Cognitive radio
Multiple-input multiple-output (MIMO)
Wireless Networks
Wireless networks
8 Citations (Scopus)

Optimal diversity-multiplexing tradeoff in OFDMA systems

Bai, B., Chen, W., Cao, Z. & Letaief, K., 2009, Proceedings - 2009 IEEE International Conference on Communications, ICC 2009. 5199279

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

Multiplexing
Graph theory
MIMO systems
Outages
Communication systems
572 Citations (Scopus)

Optimization of cooperative spectrum sensing with energy detection in cognitive radio networks

Zhang, W., Mallik, R. K. & Letaief, K., Dec 2009, In : IEEE Transactions on Wireless Communications. 8, 12, p. 5761-5766 6 p., 5351690.

Research output: Contribution to journalArticle

Energy Detection
Spectrum Sensing
Cognitive Radio Networks
Cognitive radio
Optimization
43 Citations (Scopus)

Power, sensing time, and throughput tradeoffs in cognitive radio systems: A cross-layer approach

Hamdi, K. & Letaief, K., 2009, 2009 IEEE Wireless Communications and Networking Conference, WCNC 2009 - Proceedings. 4917914

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

Radio systems
Cognitive radio
Throughput
Cognitive systems
Numerical analysis
1 Citation (Scopus)

Practical and efficient open-loop rate/link adaptation algorithm for high-speed IEEE 802.11n WLANs

Xia, Q., Pu, J., Hamdi, M. & Letaief, K., 2009, IEEE Symposium on Computers and Communications 2009, ISCC 2009. p. 661-666 6 p. 5202283

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

Link Adaptation
Rate Adaptation
Wireless LAN
Wireless local area networks (WLAN)
MIMO systems
13 Citations (Scopus)

Rayleigh fading networks: A cross-layer way

Li, G., Fan, P. & Letaief, K., 2009, In : IEEE Transactions on Communications. 57, 2, p. 520-529 10 p.

Research output: Contribution to journalArticle

Rayleigh fading
Fading channels
Wireless ad hoc networks
Routing algorithms
Power control
84 Citations (Scopus)

Reliable relay assisted wireless multicast using network coding

Fan, P., Zhi, C., Wei, C. & Letaief, K., Jun 2009, In : IEEE Journal on Selected Areas in Communications. 27, 5, p. 749-762 14 p., 5072360.

Research output: Contribution to journalArticle

Network coding
Throughput
Topology
3 Citations (Scopus)

Statistical resource allocation for multi-band Cognitive Radio systems

Mwangoka, J. W., Letaief, K. & Cao, Z., Mar 2009, In : Physical Communication. 2, 1-2, p. 116-126 11 p.

Research output: Contribution to journalArticle

resource allocation
Radio systems
Cognitive radio
Resource allocation
Power control
2008
16 Citations (Scopus)

Achieving high frequency diversity with subcarrier allocation in OFDMA systems

Bai, B., Chen, W., Cao, Z. & Letaief, K., 2008, 2008 IEEE Global Telecommunications Conference, GLOBECOM 2008. p. 3805-3809 5 p. 4698505

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

Outages
Orthogonal frequency division multiplexing
Fading channels
Communication
4 Citations (Scopus)

A distributed product coding approach for robust network coding

Zhang, J., Letaief, K. B. & Fan, P., 2008, ICC 2008 - IEEE International Conference on Communications, Proceedings. p. 176-180 5 p. 4533076

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

Network coding
Iterative decoding
Error correction
Decoding

A distributed random access protocol with enhanced routing in time-slotted MANETs

Xu, Y., Chen, W., Cao, Z. & Letaief, K., 2008, 2008 IEEE Global Telecommunications Conference, GLOBECOM 2008. p. 559-563 5 p. 4697889

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

Mobile ad hoc networks
Network layers
Medium access control
Network protocols
Carrier sense multiple access
2 Citations (Scopus)

A game theory based wireless data access in energy-limited networks

Li, W., Fan, P., Li, J. & Letaief, K., 2008, IWCMC 2008 - International Wireless Communications and Mobile Computing Conference. p. 718-723 6 p. 4600023

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

Game theory
Broadcasting
Resource allocation
Numerical analysis
Wireless networks
21 Citations (Scopus)

A joint coding and scheduling method for delay optimal cognitive multiple access

Chen, W., Letaief, K. & Cao, Z., 2008, ICC 2008 - IEEE International Conference on Communications, Proceedings. p. 3558-3562 5 p. 4533705

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

Scheduling
Cognitive radio
Packet loss
Quality of service
Electric power utilization
6 Citations (Scopus)

An optimal antenna assignment strategy for information raining

Huang, D., Fan, P. & Letaief, K., Apr 2008, In : IEEE Transactions on Wireless Communications. 7, 4, p. 1134-1139 6 p., 4489735.

Research output: Contribution to journalArticle

Railway
Antenna
Subways
Assignment
Antennas
3 Citations (Scopus)

A note on discrete-time triply-selective MIMO rayleigh fading channel models

Mietzner, J., Xiao, C., Hoeher, P. A. & Letaief, K., Mar 2008, In : IEEE Transactions on Wireless Communications. 7, 3, p. 837 1 p., 4472001.

Research output: Contribution to journalArticle

Rayleigh Fading Channel
Discrete-time Model
Channel Model
Rayleigh fading
Multiple-input multiple-output (MIMO)
62 Citations (Scopus)

A unified cross-layer framework for resource allocation in cooperative networks

Chen, W., Dai, L., Letaief, K. & Cao, Z., Aug 2008, In : IEEE Transactions on Wireless Communications. 7, 8, p. 3000-3012 13 p., 4600213.

Research output: Contribution to journalArticle

Cooperative Networks
Cross-layer
Resource Allocation
Resource allocation
Vertex of a graph
1 Citation (Scopus)

Cooperative communication protocol exploiting space-frequency diversity

Chen, W., Cao, Z. & Letaief, K., Jan 2008, In : Qinghua Daxue Xuebao/Journal of Tsinghua University. 48, 1, p. 66-69 4 p.

Research output: Contribution to journalArticle

Cooperative communication
Cooperative Communication
Communication Protocol
Network protocols
Multiplexing
20 Citations (Scopus)

Cooperative multiplexing and scheduling in wireless relay networks

Shi, Y., Zhang, W. & Letaief, K., 2008, ICC 2008 - IEEE International Conference on Communications, Proceedings. p. 3034-3038 5 p. 4533607

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

Multiplexing
Scheduling
Throughput
1 Citation (Scopus)

Cooperative networks with limited feedback

Ren, S. & Letaief, K., 2008, 2008 IEEE Global Telecommunications Conference, GLOBECOM 2008. p. 4788-4792 5 p. 4698692

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

Feedback
Outages
328 Citations (Scopus)

Cooperative spectrum sensing optimization in cognitive radio networks

Zhang, W., Mallik, R. K. & Letaief, K., 2008, ICC 2008 - IEEE International Conference on Communications, Proceedings. p. 3411-3415 5 p. 4533677

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

Cognitive radio
Fusion reactions
280 Citations (Scopus)

Cooperative spectrum sensing with transmit and relay diversity in cognitive radio networks - [transaction letters]

Zhang, W. & Letaief, K., Dec 2008, In : IEEE Transactions on Wireless Communications. 7, 12, p. 4761-4766 6 p., 4712688.

Research output: Contribution to journalArticle

Spectrum Sensing
Cognitive Radio Networks
Cognitive radio
Fading channels
Relay
23 Citations (Scopus)

Cross-layer multi-packet reception based medium access control and resource allocation for space-time coded MIMO/OFDM

Huang, W. L., Letaief, K. & Zhang, Y. J., Sep 2008, In : IEEE Transactions on Wireless Communications. 7, 9, p. 3372-3384 13 p., 4626311.

Research output: Contribution to journalArticle

Cross-layer
Medium Access Control
Medium access control
Orthogonal Frequency Division multiplexing (OFDM)
Resource Allocation
58 Citations (Scopus)

Distributed space-frequency coding for cooperative diversity in broadband wireless ad hoc networks

Zhang, W., Li, Y., Xia, N. G., Ching, P. C. & Letaief, K., Mar 2008, In : IEEE Transactions on Wireless Communications. 7, 3, p. 995-1002 8 p., 4472017.

Research output: Contribution to journalArticle

Cooperative Diversity
Frequency selective fading
Multipath fading
Wireless Ad Hoc Networks
Wireless ad hoc networks
108 Citations (Scopus)

Dynamic power and sub-carrier allocation for OFDMA-based wireless multicast systems

Liu, J., Chen, W., Cao, Z. & Letaief, K., 2008, ICC 2008 - IEEE International Conference on Communications, Proceedings. p. 2607-2611 5 p. 4533530

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

Resource allocation
Throughput
Quality of service
13 Citations (Scopus)

Frequency domain pre-equalization with transmit precoding for MIMO broadcast wireless channels

Zhu, Y. & Letaief, K., Feb 2008, In : IEEE Journal on Selected Areas in Communications. 26, 2, p. 389-400 12 p.

Research output: Contribution to journalArticle

Channel estimation
Mean square error
Degradation
Processing
35 Citations (Scopus)

Full-rate distributed space-time codes for cooperative communications

Zhang, W. & Letaief, K., Jul 2008, In : IEEE Transactions on Wireless Communications. 7, 7, p. 2446-2451 6 p., 4570208.

Research output: Contribution to journalArticle

Cooperative communication
Cooperative Communication
Space time codes
Space-time
Relay
1 Citation (Scopus)

Game-theoretic analysis for power allocation in frequency-selective unlicensed bands

Xu, Y., Chen, W., Cao, Z. & Letaief, K., 2008, 2008 IEEE Global Telecommunications Conference, GLOBECOM 2008. p. 5037-5041 5 p. 4698738

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

20 Citations (Scopus)

Joint channel state based random access and adaptive modulation in wireless LANs with multi-packet reception

Huang, W. L. J., Letaief, K. & Zhang, Y. J. A., Nov 2008, In : IEEE Transactions on Wireless Communications. 7, 11, p. 4185-4197 13 p., 4684595.

Research output: Contribution to journalArticle

Adaptive Modulation
Adaptive modulation
Random Access
Wireless LAN
Local area networks
16 Citations (Scopus)

Low-complexity antenna selection and user scheduling in cognitive MIMO broadcast systems

Hamdi, K., Zhang, W. & Letaief, K., 2008, ICC 2008 - IEEE International Conference on Communications, Proceedings. p. 4038-4042 5 p. 4533794

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

Scheduling
Throughput
Antennas
Cognitive radio
Beamforming
24 Citations (Scopus)

Network coding for efficient multicast routing in wireless ad-hoc networks

Zhang, J., Fan, P. & Letaief, K., Apr 2008, In : IEEE Transactions on Communications. 56, 4, p. 598-607 10 p.

Research output: Contribution to journalArticle

Network coding
Wireless ad hoc networks
Ad hoc networks
Graph theory
Routing algorithms
3 Citations (Scopus)

On channel coding selection in time-slotted ALOHA packetized multiple-access systems over rayleigh fading channels

Wei, C., Fan, P. & Letaief, K., May 2008, In : IEEE Transactions on Wireless Communications. 7, 5, p. 1699-1707 9 p., 4524328.

Research output: Contribution to journalArticle

Channel Coding
Channel coding
Rayleigh Fading Channel
Multiple Access
Rayleigh fading

On energy spreading transform based MIMO systems: Capacity and diversity

Han, F., Fan, P., Zhang, Q. T. & Letaief, K., 2008, WCNC 2008 - IEEE Wireless Communications and Networking Conference, Conference Proceedings. p. 1149-1154 6 p. 4489238

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

Signal to noise ratio
Fading channels
21 Citations (Scopus)

Opportunistic relaying for dual-hop wireless MIMO channels

Zhang, W. & Letaief, K., 2008, 2008 IEEE Global Telecommunications Conference, GLOBECOM 2008. p. 3985-3989 5 p. 4698539

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

MIMO systems
Antennas
Channel state information
4 Citations (Scopus)

Optimal effective capacity for cooperative relay networks with QoS guarantees

Ren, S. & Letaief, K., 2008, ICC 2008 - IEEE International Conference on Communications, Proceedings. p. 3725-3729 5 p. 4533736

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

Quality of service
Resource allocation
Throughput
Statistics
4 Citations (Scopus)

Power allocation in gaussian interference relay channels via game theory

Shi, Y., Wang, J. H., Huang, W. L. & Letaief, K., 2008, 2008 IEEE Global Telecommunications Conference, GLOBECOM 2008. p. 4128-4132 5 p. 4698567

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

Game theory
3 Citations (Scopus)

QoS guaranteed cross-layer multiple traffic scheduling in TDM-OFDMA wireless network

Bai, B., Cao, Z., Chen, W. & Letaief, K., 2008, ICC 2008 - IEEE International Conference on Communications, Proceedings. p. 2895-2899 5 p. 4533581

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

Time division multiplexing
Telecommunication traffic
Wireless networks
Quality of service
Scheduling
3 Citations (Scopus)

Relay aided wireless multicast utilizing network coding: Outage behaviour and diversity gain

Zhi, C., Wei, C., Fan, P. & Letaief, K., 2008, Proceedings - 2008 IFIP International Conference on Network and Parallel Computing, NPC 2008. p. 358-364 7 p. 4663352

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

Network coding
Outages
Energy resources
Wireless networks
Feedback