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Security analysis of Micropayment system

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Micropayment system provides a means of transferring small monetary amounts and serve as a convenient alternative to traditional payment arrangements. Micropayments refer to low value electronic transactions. They provide an alternative revenue source for content providers beyond advertising and subscriptions (W3C).


SPWM modulation technique for multilevel inverter

The sinusoidal pulse width modulation (SPWM) is one of the most popular modulation technique used in wide range of industrial application where power switching converter are employed. Low ratio of carrier frequency (fc) to modulation frequency (fm) is the best from of modulation for high power application.

Ajax Technology working model

Ajax Technology

AJAX stands for Asynchronous JavaScript and XML. This technology was introduced first by Microsoft back in 1999, and had been known as DHTML / JavaScript web application with remote calls. AJAX is not a new programming language, but a new technique for creating better, faster, and more interactive web applications.

Semantic web layered architecture

Semantic Web

The web today enables people to access documents and services on the Internet but today’s methods require human intelligence. The semantic web augments the current web with formalized… Read More »Semantic Web