110 search results - page 6 / 22 » Wireless hotspots: current challenges and future directions |
MOBIHOC
2009
ACM
15 years 10 months ago
2009
ACM
Femto cells are a cost-effective means of providing ubiquitous connectivity in future broadband wireless networks. While their primary purpose has been to improve coverage in curr...
EUROMED
2010
14 years 8 months ago
2010
Abstract. The aim of this project paper is to explore the opportunities and challenges of using ICT in the understanding, representation, preservation, management, interpretation o...
WOWMOM
2005
ACM
15 years 3 months ago
2005
ACM
Recent advances in Software Defined Radio (SDR), wide band spectrum sensing, and environment aware real-time spectrum allocation [13, 10, 4] show promise of enabling the new para...
MOBIHOC
2009
ACM
15 years 10 months ago
2009
ACM
The study in mobile ad-hoc networks (MANET) is facing challenges brought by recent discovery of non-exponential behavior of the inter-contact time distribution of mobile nodes. In...
MOBICOM
2009
ACM
15 years 3 months ago
2009
ACM
This paper presents the design challenges posed by a new class of ultra-low-power devices referred to as Energy-Harvesting Active Networked Tags (EnHANTs). EnHANTs are small, fle...