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219
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ICC
2007
IEEE
16 years 1 months ago
2007
IEEE
—Sensor network MAC protocols usually employ periodic sleep and wakeup, achieving low duty-cycle to save energy and to increase the lifetime of battery-powered sensor devices. Ho...
144
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ICC
2007
IEEE
16 years 1 months ago
2007
IEEE
— The standard IEEE 802.15.4 medium access control (MAC) protocol is designed for low-power transmissions in low-rate and short-distance wireless personal area networks (WPANs). ...
140
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ICC
2007
IEEE
16 years 1 months ago
2007
IEEE
Abstract— Application Level Gateways and firewalls are commonly used to enforce security policies at network boundaries, especially in large-sized business networks. However, se...
162
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ICDAR
2007
IEEE
16 years 1 months ago
2007
IEEE
Two-dimensional (2-D) plots in digital documents contain important information. Often, the results of scientific experiments and performance of businesses are summarized using pl...
148
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ICEIS
2007
IEEE
16 years 1 months ago
2007
IEEE
In this paper we are concerned with innovation in the development of mobile applications. In particular, we address how we may come to think systematically about innovative aspects...