312 search results - page 27 / 63 » Simultaneous Ad Auctions |
IFIP
2003
Springer
15 years 3 months ago
2003
Springer
The use of directional antenna in wireless ad hoc networks potentially increases simultaneous communication by directing the transmitting and receiving beams towards the receiver a...
103
click to vote
COMPGEOM
2010
ACM
15 years 2 months ago
2010
ACM
A graph is near-planar if it can be obtained from a planar graph by adding an edge. We show that it is NP-hard to compute the crossing number of near-planar graphs. The main idea ...
CORR
2007
Springer
14 years 9 months ago
2007
Springer
—This paper addresses three issues in the field of ad hoc network capacity: the impact of i) channel fading, ii) channel inversion power control, and iii) threshold–based sche...
GLOBECOM
2009
IEEE
15 years 4 months ago
2009
IEEE
—Medium access in ad-hoc wireless networks must be performed in a distributed fashion due to lack of coordination between nodes. Specifically, when nodes are capable of receivin...
GLOBECOM
2008
IEEE
15 years 4 months ago
2008
IEEE
— In this paper, we propose a novel asynchronous Media Access Control (MAC) protocol, Opportunistic MAC (OMAC), for Multiple Input Multiple Output (MIMO) ad-hoc networks. The pro...