4838 search results - page 922 / 968 » Sampling of information goods |
DASFAA
2007
IEEE
15 years 6 months ago
2007
IEEE
Protection of users’ privacy has been a central issue for location-based services (LBSs). In this paper, we classify two kinds of privacy protection requirements in LBS: location...
HICSS
2007
IEEE
15 years 6 months ago
2007
IEEE
Increased market dynamics, shorter product lifecycles and a higher customer involvement in product design have caused great changes to competitive conditions and many companies ar...
ICC
2007
IEEE
15 years 6 months ago
2007
IEEE
— We propose an improved channel estimator for reuse-1 orthogonal frequency division multiplexing (OFDM) cellular systems1 . The proposed channel estimation technique exploits de...
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ICC
2007
IEEE
15 years 6 months ago
2007
IEEE
Abstract— A least-squares (LS) channel estimation (CE) technique for mobile OFDM communications over a rapidly timevarying frequency-selective fading channel is investigated in t...
INFOCOM
2007
IEEE
15 years 6 months ago
2007
IEEE
— Multicast is an efficient means of transmitting the same content to multiple receivers while minimizing network resource usage. Applications that can benefit from multicast s...