169 search results - page 6 / 34 » Adaptive Coded Modulation for Fading Channels |
CORR
2008
Springer
13 years 7 months ago
2008
Springer
A coded modulation system is considered in which nonbinary coded symbols are mapped directly to nonbinary modulation signals. It is proved that if the modulator-channel combination...
ICASSP
2008
IEEE
14 years 2 months ago
2008
IEEE
This paper addresses the problem of bit detection for a chaos-based multiple-access system. In particular, one considers the Differential Chaos Shift Keying modulation. It is assu...
ICC
2007
IEEE
14 years 1 months ago
2007
IEEE
In this paper, we consider a deadline constrained traffic and analyze the joint effects of packet queuing and adaptive modulation (AM) for packet transmission in MIMO systems. We p...
ICC
2007
IEEE
14 years 1 months ago
2007
IEEE
—We consider the adaptive throughput optimization problem for multiple-input multiple-output (MIMO) systems in Rayleigh fading channels. With perfect channel knowledge at the tra...
ICC
2007
IEEE
14 years 1 months ago
2007
IEEE
— It is demonstrated that iteratively Decoded Variable Length Space Time Coded Modulation (VL-STCM-ID) schemes are capable of simultaneously providing both coding gain as well as...