5657 search results - page 936 / 1132 » Micropayments for Wireless Communications |
163
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ICC
2007
IEEE
16 years 27 days ago
2007
IEEE
— This paper considers a fading relay channel where the total transmit power used is constrained to be equal to that of the standard single-hop channel. The relay channel used op...
159
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ICC
2007
IEEE
16 years 27 days ago
2007
IEEE
— Location tracking in wireless networks has many applications, including enhanced network performance. In this work we investigate the experimental use of “particle filter”...
156
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ICC
2007
IEEE
16 years 27 days ago
2007
IEEE
—An interesting feature of the 3G cellular networks is their ability to support multiple data rates. Though the performance of TCP over wireless networks has been well studied, t...
182
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ICC
2007
IEEE
16 years 27 days ago
2007
IEEE
—— The performance of multiuser MIMO downlink systems with block diagonalization (BD) relies on the channel state information (CSI) at the transmitter to a great extent. For ti...
167
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ICC
2007
IEEE
16 years 27 days ago
2007
IEEE
— This paper analyzes the performance of a system architecture for the Authentication, Authorization, and Accounting (AAA), in a scenario where 3G users generate traffic and invo...