625 search results - page 14 / 125 » Approximating Travel Times Using Opportunistic Networking |
WCNC
2008
IEEE
15 years 3 months ago
2008
IEEE
— In an opportunistic spectrum sharing system, secondary users equipped with cognitive radios opportunistically access spectrum that is not being used by the primary users, i.e.,...
MOBIHOC
2008
ACM
15 years 9 months ago
2008
ACM
A key challenge of routing in delay tolerant networks (DTNs) is to find routes that have high delivery rates and low endto-end delays. When oracles are not available for future co...
Publication
Active transportation – especially walking and cycling – is undergoing a surge in popularity in urban planning and transportation circles as a solution to the environmental and...
PIMRC
2010
IEEE
14 years 7 months ago
2010
IEEE
We propose an opportunistic channel access scheme for cognitive radio-enabled secondary networks. In our work, we model the channel occupancy due to Primary User (PU) activity as a...
TCAD
2002
14 years 9 months ago
2002
As very large scale integration (VLSI) circuit speed rapidly increases, the inductive effects of interconnect lines strongly impact the signal integrity of a circuit. Since these i...