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TPDS
2010
134views more  TPDS 2010»
13 years 2 months ago
Null Data Frame: A Double-Edged Sword in IEEE 802.11 WLANs
Null data frames are a special but important type of frames in IEEE 802.11 WLANs. They are widely used in 802.11 WLANs for control purposes such as power management, channel scanni...
Wenjun Gu, Zhimin Yang, Dong Xuan, Weijia Jia, Can...
IJKSR
2011
106views more  IJKSR 2011»
12 years 11 months ago
Integrating the LMS in Service Oriented eLearning Systems
Learning management systems are routinely used for presenting, solving and grading exercises with large classes. However, teachers are constrained to use questions with pre-defined...
José Paulo Leal, Ricardo Queirós
INFOCOM
2011
IEEE
12 years 11 months ago
On the throughput scaling of Cognitive Radio ad hoc networks
Abstract—Due to the emergence of Cognitive Radio, a special type of heterogeneous networks attracts increasing interest recently, in which a secondary network composed of cogniti...
Chengzhi Li, Huaiyu Dai
AINA
2005
IEEE
14 years 1 months ago
Preserving Composition in XML Object Relational Storage
XML data can be stored in different types of databases including Object-Relational Databases (ORDB). Using ORDB, we get the benefit of relational maturity and the richness of obje...
Eric Pardede, J. Wenny Rahayu, David Taniar
INFORMATICALT
2002
69views more  INFORMATICALT 2002»
13 years 7 months ago
Improving the Information Rate of a Private-key Cryptosystem Based on Product Codes
Recently, Sun proposed a private-key encryption scheme based on the product codes with the capability of correcting a special type of structured errors. In this paper, we present a...
Hung-Min Sun