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CN
2006
174views more  CN 2006»
13 years 10 months ago
NeXt generation/dynamic spectrum access/cognitive radio wireless networks: A survey
Today's wireless networks are characterized by a fixed spectrum assignment policy. However, a large portion of the assigned spectrum is used sporadically and geographical var...
Ian F. Akyildiz, Won-Yeol Lee, Mehmet C. Vuran, Sh...
IMC
2010
ACM
13 years 8 months ago
A first look at traffic on smartphones
Using data from 43 users across two platforms, we present a detailed look at smartphone traffic. We find that browsing contributes over half of the traffic, while each of email, me...
Hossein Falaki, Dimitrios Lymberopoulos, Ratul Mah...
PERCOM
2005
ACM
14 years 9 months ago
Unleashing the Power of Wearable Devices in a SIP Infrastructure
The Session Initiation Protocol (SIP) has been widely adopted for Instant Messaging (IM) and VoIP telephony both by the enterprise and in service provider systems. Till now, SIP f...
Arup Acharya, Stefan Berger, Chandrasekhar Narayan...
EWSN
2004
Springer
14 years 9 months ago
Improving the Energy Efficiency of Directed Diffusion Using Passive Clustering
Directed diffusion is a prominent example of data-centric routing based on application layer data and purely local interactions. In its functioning it relies heavily on network-wid...
Andreas Köpke, Christian Frank, Holger Karl, ...
SENSYS
2006
ACM
14 years 3 months ago
Experimental study of concurrent transmission in wireless sensor networks
We undertake a systematic experimental study of the effects of concurrent packet transmissions in low-power wireless networks. Our measurements, conducted with Mica2 motes equippe...
Dongjin Son, Bhaskar Krishnamachari, John S. Heide...