422 search results - page 15 / 85 » On the Wake-Up Problem in Radio Networks |
SWAT
2004
Springer
14 years 2 days ago
2004
Springer
Abstract. We study the gossiping problem in directed ad-hoc radio networks. Our main result is a deterministic algorithm that solves this problem in an n-node network in time O(n4/...
JSAC
2008
13 years 6 months ago
2008
A cognitive radio (CR) network is often described as a secondary network operating in a frequency band originally licensed/allocated to a primary network consisting of one or multi...
OPODIS
2004
13 years 8 months ago
2004
Secure location verification is a recently stated problem that has a number of practical applications. The problem requires a wireless sensor network to confirm that a potentially...
WICON
2008
13 years 8 months ago
2008
We consider the problem of efficient opportunistic spectrum access in cognitive radio networks where there are multiple secondary users trying to share access to multiple channels...
ICUIMC
2011
ACM
12 years 10 months ago
2011
ACM
Efficient and fair resource allocation associated with congestion control in multi-hop cognitive radio networks (CRN) is a challenging problem. In this paper, we consider their mu...