5657 search results - page 1131 / 1132 » Micropayments for Wireless Communications |
HOTNETS
2010
13 years 20 days ago
2010
Conventional WiFi networks perform channel contention in time domain. This is known to be wasteful because the channel is forced to remain idle, while all contending nodes are bac...
TWC
2010
13 years 14 days ago
2010
In this paper, we propose a new design strategy based on the minimum mean-squared error (MMSE) in closedloop non-regenerative multiple-input multiple-output (MIMO) relaying system...
TWC
2010
13 years 14 days ago
2010
Wideband source localization using acoustic sensor networks has been drawing a lot of research interest recently in wireless communication applications, such as cellular handset lo...
SSD
2009
Springer
14 years 10 days ago
2009
Springer
The range nearest-neighbor (NN) query is an important query type in location-based services, as it can be applied to the case that an NN query has a spatial region, instead of a lo...
GAMESEC
2011
12 years 5 months ago
2011
Recent smartphones incorporate embedded GPS devices that enable users to obtain geographic information about their surroundings by providing a location-based service (LBS) with the...