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TCOM
2008
128views more  TCOM 2008»
13 years 5 months ago
Cross-Layer Rate and Power Adaptation Strategies for IR-HARQ Systems over Fading Channels with Memory: A SMDP-Based Approach
Abstract--Incremental-redundancy hybrid automatic repeatrequest (IR-HARQ) schemes are proposed in several wireless standards for increased throughput-efficiency and greater reliabi...
Ashok K. Karmokar, Dejan V. Djonin, Vijay K. Bharg...
VTC
2006
IEEE
13 years 11 months ago
Performance Comparison of OFDM-TDMA and OFDMA with Cross-Layer Consideration
— Performance comparison of multiuser OFDM-TDMA and OFDMA systems by considering physical and link cross-layer behavior is conducted in this work. We provide a new framework for ...
Yu-Jung Chang, Feng-Tsun Chien, C. C. Jay Kuo
GLOBECOM
2006
IEEE
13 years 12 months ago
Receiver Directed Adaptation of Multicode CDMA Transmission for Frequency-Selective Rayleigh Fading Channels
— Future wireless communication systems require highly efficient use of radio parameters. Adaptability to changing environment conditions and to service application requirements ...
Armelle Wautier, Lionel Husson, Jacques Antoine
TCOM
2010
101views more  TCOM 2010»
13 years 15 days ago
Spectral efficient transmit diversity techniques without cyclic prefix for fading relay channels
Abstract--This paper proposes spectral efficient relayassisted transmit diversity techniques, i.e., space-time and space-frequency block codes (STBC/SFBC), for single carrier frequ...
Ui-Kun Kwon, Dae-Young Seol, Gi-Hong Im
JCM
2008
83views more  JCM 2008»
13 years 5 months ago
The Impact of Combined Equalization on the Performance of MC-CDMA Systems
In this work the performance of a combined equalization for multi-carrier code division multiple access (MC-CDMA) systems is analytically evaluated. Combined equalization consists ...
Barbara M. Masini