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CN
2008
13 years 8 months ago
2008
The primary feature of cognitive radios for wireless communication systems is the capability to optimize the relevant communication parameters given a dynamic wireless channel env...
CORR
2010
Springer
13 years 8 months ago
2010
Springer
Adaptive orthogonal frequency division multiple access (OFDMA) has recently been recognized as a promising technique for providing high spectral efficiency in future broadband wire...
CORR
2008
Springer
13 years 8 months ago
2008
Springer
: This paper presents some aspects related to the DVB (Digital Video Broadcasting) investigation. Thebasicaspectsof DVB are presented, with an emphasis on DVB-T version of standard...
AEI
2006
13 years 8 months ago
2006
This paper presents a linguistic framework for developing a formal knowledge acquisition method. The framework is intended to empower domain experts to specify information require...
EOR
2008
13 years 8 months ago
2008
We study firm's strategy to determine its product price and warranty period, and plan the spare parts manufacturing so as to maximize its profit and at the same time to fulfi...