69 search results - page 7 / 14 » A Novel Uplink Multiple Access Scheme Based on TDS-FDMA |
JSAC
2008
13 years 7 months ago
2008
Abstract-- In this paper, we examine the uplink of a cooperative CDMA network, where users cooperate by relaying each other's messages to the base station. When spreading wave...
WICOMM
2010
13 years 5 months ago
2010
Code division multiple access system with time division duplex (CDMA-TDD) is a promising solution to cope with traffic asymmetry of downlink and uplink in multimedia services. Whe...
IFIP
2003
Springer
14 years 20 days ago
2003
Springer
Bluetooth is a promising wireless technology aiming at supporting electronic devices to be instantly interconnected into short-range ad hoc networks. The Bluetooth medium access co...
ICNP
2002
IEEE
14 years 13 days ago
2002
IEEE
We present the hybrid activation multiple access (HAMA) protocol for ad hoc networks. Unlike previous channel access scheduling protocols that activate either nodes or links only,...
PIMRC
2010
IEEE
13 years 5 months ago
2010
IEEE
In a multiuser system, independent time-varying channels among different users can be exploited to provide multiuser diversity (MUD) gain and increase the system throughput. For th...