5657 search results - page 934 / 1132 » Micropayments for Wireless Communications |
161
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ICC
2007
IEEE
16 years 27 days ago
2007
IEEE
Abstract— Cooperation is increasingly regarded as a key technology for tackling the challenges of a practical implementation of cognitive radio. In this paper, we first give a b...
151
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ICC
2007
IEEE
16 years 27 days ago
2007
IEEE
— Co-channel interference has become an important problem with the increasing deployment of wireless networks in the unlicensed frequency band. Most existing schemes aim to avoid...
150
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ICC
2007
IEEE
16 years 27 days ago
2007
IEEE
— The deployment of wireless LANs (WLANs) has been steadily increasing over the years and estimating the actual bit rate of a WLAN device is important for management and applicat...
142
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ICC
2007
IEEE
16 years 27 days 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). ...
166
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ICC
2007
IEEE
16 years 27 days ago
2007
IEEE
Abstract— Multicarrier transmission is an established technique for radio transmission systems and it can be considered as a promising approach for next generation wireless syste...