369 search results - page 34 / 74 » A Distributed Opportunistic Access Scheme for OFDMA Systems |
VTC
2007
IEEE
15 years 6 months ago
2007
IEEE
— In this paper, we develop a power distribution scheme for multi-input multi-output (MIMO) [1] multi-carrier (MC) code division multiple access (CDMA) systems [2]-[3] with two-d...
IEEEARES
2008
IEEE
15 years 6 months ago
2008
IEEE
A distributed decision support system involving multiple clinical centres is crucial to the diagnosis of rare diseases. Although sharing of valid diagnosed cases can facilitate la...
EDBT
2004
ACM
15 years 12 months ago
2004
ACM
Though skyline queries already have claimed their place in retrieval over central databases, their application in Web information systems up to now was impossible due to the distri...
WICOMM
2010
14 years 10 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...
TROB
2002
14 years 11 months ago
2002
We have designed and built a set of miniature robots called Scouts and have developed a distributed software system to control them. This paper addresses the fundamental choices we...