394 search results - page 7 / 79 » Performance of Multiuser Detection with Adaptive Channel Est... |
VTC
2006
IEEE
15 years 3 months ago
2006
IEEE
We propose a joint channel and data estimation scheme which does not require the training data in multicarrier direct-sequence multiple access (MC-DS/CDMA) systems. In order to eli...
82
Voted
JSAC
2008
14 years 9 months ago
2008
Abstract--In a wireless network, with the aid of rate adaptation, multiuser diversity can be exploited by allowing the mobile user with the best channel to use the channel. However...
GLOBECOM
2007
IEEE
15 years 3 months ago
2007
IEEE
This paper addresses initial ranging (uplink synchronization and power control) for TDD OFDMA systems. Exploiting the channel knowledge from the downlink channel together with ini...
94
Voted
JUCS
2006
14 years 9 months ago
2006
This work analyses two heuristic algorithms based on the genetic evolution theory applied to direct sequence code division multiple access (DS/CDMA) communication systems. For diff...
ICASSP
2008
IEEE
15 years 4 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...