5246 search results - page 865 / 1050 » Sanitization models and their limitations |
186
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ISEM
2008
15 years 6 months ago
2008
Advanced mobile technology continues to shape professional environments. Smart cell phones, pocket computers and laptop computers reduce the need of users to remain close to a wir...
155
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CORR
2007
Springer
15 years 6 months ago
2007
Springer
Abstract—We study a problem of broadcasting confidential messages to multiple receivers under an information-theoretic secrecy constraint. Two scenarios are considered: 1) all r...
193
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CORR
2007
Springer
15 years 6 months ago
2007
Springer
—In distributed detection systems with wireless sensor networks, the communication between sensors and a fusion center is not perfect due to interference and limited transmitter ...
162
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CORR
2007
Springer
15 years 6 months ago
2007
Springer
— This paper studies a variant of the classical problem of “writing on dirty paper” in which the sum of the input and the interference, or dirt, is multiplied by a random var...
173
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JCM
2008
15 years 6 months ago
2008
In this paper we revisit the minimum mean square error (MMSE) pilot-aided channel estimation for broadband orthogonal frequency division multiplexing (OFDM) systems. The careful de...