211 search results - page 41 / 43 » Identity-Based Access Control for Ad Hoc Groups |
TMC
2010
13 years 6 months ago
2010
—Wireless sensor networks have been used to gather data and information in many diverse application settings. The capacity of such networks remains a fundamental obstacle toward ...
JSAC
2008
13 years 7 months ago
2008
We propose the cross-layer based opportunistic multi-channel medium access control (MAC) protocols, which integrate the spectrum sensing at physical (PHY) layer with the packet sch...
CASCON
2003
13 years 9 months ago
2003
Audioconference participants often have difficulty identifying the voices of other conferees, especially in ad hoc groups of unfamiliar members. Simultaneous presentation of multi...
FAST
2003
13 years 9 months ago
2003
We propose a practical and efficient method for adding security to network-attached disks (NADs). In contrast to previous work, our design requires no changes to the data layout ...
VTC
2007
IEEE
14 years 1 months ago
2007
IEEE
— Hydra is a flexible wireless network testbed being developed at UT Austin. Our focus is networks that support multiple wireless hops and where the network, especially the MAC,...