369 search results - page 20 / 74 » A Distributed Opportunistic Access Scheme for OFDMA Systems |
NDSS
2005
IEEE
15 years 3 months ago
2005
IEEE
In 1998, Blaze, Bleumer, and Strauss proposed an application called atomic proxy re-encryption, in which a semi-trusted proxy converts a ciphertext for Alice into a ciphertext for...
MOBISYS
2004
ACM
15 years 9 months ago
2004
ACM
Wireless data broadcast has received a lot of attention from industries and academia in recent years. Access efficiency and energy conservation are two critical performance concer...
INFOCOM
2009
IEEE
15 years 4 months ago
2009
IEEE
—With the power consumption issue of mobile handset taken into account, Single-carrier FDMA (SC-FDMA) has been selected for 3GPP Long-Term Evolution (LTE) uplink multiple access ...
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VTC
2010
IEEE
14 years 7 months ago
2010
IEEE
—The IEEE 1609.4 standard has been proposed to provide multi-channel operations in wireless access for vehicular environments (WAVE), where all the channels are periodically sync...
DBSEC
2010
14 years 11 months ago
2010
The intent of peer data management systems (PDMS) is to share as much data as possible. However, in many applications leveraging sensitive data, users demand adequate mechanisms to...