815 search results - page 124 / 163 » Optimizing diversity |
MOBISYS
2005
ACM
15 years 11 months ago
2005
ACM
Abstract-Maintaining optimal consistency in a distributed system requires that nodes be always-on to synchronize information. Unfortunately, mobile devices such as laptops do not h...
MOBIHOC
2008
ACM
15 years 11 months ago
2008
ACM
We study blind estimation of transmission power of a node based on received power measurements obtained under wireless fading. Specifically, the setup consists of a set of monitor...
MOBIHOC
2005
ACM
15 years 11 months ago
2005
ACM
We propose a new link metric called normalized advance (NADV) for geographic routing in multihop wireless networks. NADV selects neighbors with the optimal trade-off between proxi...
GLOBECOM
2009
IEEE
15 years 6 months ago
2009
IEEE
—This paper proposes a new preprocessing scheme for rate-one quasi-orthogonal space-time block code (QO-STBC), which requires no channel state information at the transmitter. We ...
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ICC
2009
IEEE
15 years 6 months ago
2009
IEEE
Abstract—This paper investigates Orthogonal FrequencyDivision Multiple-Access (OFDMA) resource-allocation schemes for two-hop relays in a home Powerline Communication (PLC) netwo...