12 search results - page 1 / 3 » Performance Analysis of Large CDMA Random Access Systems wit... |
ITIIS
2010
13 years 2 months ago
2010
The random access systems, with retransmission diversity (RD) employment, over large random spreading code division multiple access (CDMA) channel subject to fading is investigate...
ICC
2007
IEEE
13 years 10 months ago
2007
IEEE
— Exploiting signal space diversity (SSD) to improve the error performance of communications systems over fading channels has been shown to be a very effective technique. The app...
ICC
2011
IEEE
12 years 4 months ago
2011
IEEE
—We consider a general wireless channel model for different types of code-division multiple access (CDMA) and space-division multiple-access (SDMA) systems with isometric random ...
CORR
2007
Springer
13 years 4 months ago
2007
Springer
In this paper, we consider an automatic-repeat-request (ARQ) retransmission protocol signaling over a block-fading multiple-input, multiple-output (MIMO) channel. Unlike previous ...
TIT
2010
12 years 11 months ago
2010
Spectral efficiency for asynchronous code division multiple access (CDMA) with random spreading is calculated in the large system limit. We allow for arbitrary chip waveforms and ...