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TWC
2008
136views more  TWC 2008»
13 years 7 months ago
On Antijamming in General CDMA Systems-Part II: Antijamming Performance of Coded Multicarrier Frequency-Hopping Spread Spectrum
In the first part of the paper, the capacity of a general multiuser code division multiple access (CDMA) jamming channel was analyzed for noncooperative and cooperative users in up...
Reza Nikjah, Norman C. Beaulieu
TCOM
2008
128views more  TCOM 2008»
13 years 7 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...
TSP
2010
13 years 2 months ago
Power allocation in orthogonal wireless relay networks with partial channel state information
Wireless amplify-and-forward relay networks in which the source communicates with the relays and destination in the first phase and the relays forward signals to the destination in...
Tung T. Pham, Ha H. Nguyen, Hoang Duong Tuan
JCM
2008
86views more  JCM 2008»
13 years 7 months ago
Channel Correlation Properties in OFDM by using Time-Varying Cyclic Delay Diversity
This paper analyzes the influence of time-varying cyclic delay diversity (TV-CDD) on the channel fading correlation properties in orthogonal frequency division multiplexing (OFDM) ...
Simon Plass, Armin Dammann, Gerd Richter, Martin B...
TWC
2011
275views more  TWC 2011»
13 years 2 months ago
A Novel Uplink Multiple Access Scheme Based on TDS-FDMA
—This contribution proposes a novel time-domain synchronous frequency division multiple access (TDS-FDMA) scheme to support multi-user uplink application. A unified frame struct...
Linglong Dai, Zhaocheng Wang, Sheng Chen