Sciweavers

353 search results - page 67 / 71
» Throughput analysis in wireless networks with multiple users...
Sort
View
HOTNETS
2010
13 years 2 months ago
Listen (on the frequency domain) before you talk
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...
Souvik Sen, Romit Roy Choudhury, Srihari Nelakudit...
NETWORKING
2011
12 years 10 months ago
The Problem of Sensing Unused Cellular Spectrum
Abstract. Sensing mechanisms that estimate the occupancy of wireless spectrum are crucial to the success of approaches based on Dynamic Spectrum Access. In this paper, we present k...
Daniel Willkomm, Sridhar Machiraju, Jean Bolot, Ad...
MOBICOM
2010
ACM
13 years 7 months ago
Fair WLAN backhaul aggregation
Aggregating multiple 802.11 Access Point (AP) backhauls using a single-radio WLAN card has been considered as a way of bypassing the backhaul capacity limit. However, current AP a...
Domenico Giustiniano, Eduard Goma Llairo, Alberto ...
MOBISYS
2004
ACM
14 years 7 months ago
Exponential Index: A Parameterized Distributed Indexing Scheme for Data on Air
Wireless data broadcast has received a lot of attention from industries and academia in recent years. Access efficiency and energy conservation are two critical performance concer...
Jianliang Xu, Wang-Chien Lee, Xueyan Tang
DASFAA
2004
IEEE
86views Database» more  DASFAA 2004»
13 years 11 months ago
Supporting Exploratory Queries in Databases
Users of database applications, especially in the e-commerce domain, often resort to exploratory "trial-and-error" queries since the underlying data space is huge and unf...
Abhijit Kadlag, Amol V. Wanjari, Juliana Freire, J...