Introduction Now SD-memory card (Secure Digital Memory Card) are the most popular memory cards for mobile devices. SD-card (the SDC) have been developed both externally compatible with MMC-card (Multi Media Card) (hereinafter MMC), while SDC-compatible devices can also use MMC, but with some … [Read more...]
Matlab is an properiatry software which is available in market for numerical calculations and signal processing but a modest earning engineer can not afford this very costly software(nearly costs $1000 for single license),so what is there in Matlab.....As compared to Its is opensource alternative … [Read more...]
HOW GPS WORKS? GPS is the shortened form of NAVSTAR GPS. This is an acronym for NAVigation System with Time And Ranging Global Positioning System. After the Second World War, it became apparent to the U.S. Department of Defense that a solution had to be found to the problem of accurate, absolute … [Read more...]
An embedded system is a special-purpose computer controlled electo-mechanical system in which the computer is completely encapsulated by the device it controls. The first mass-produced embedded system was the guidance computer for the Minuteman missile in 1961.The crucial design features of the … [Read more...]
In Telecommunications, a femtocell is a small cellular base station, typically designed for use in a home or small business. It connects to the service provider’s network via broadband (such as DSL or cable); current designs typically support 2 to 4 active mobile phones in a residential setting, … [Read more...]
That tangled nest of cables has to go or at least this seems to be the current trend. The demand for wireless technology just keeps on growing. Under the sponsorship of major manufacturers, several standards for wireless data transmission have already arisen such as Bluetooth and WiFi, which … [Read more...]
An RFID tag is a combination of a special IC (chip) and a small antenna. When such a tag comes within range of a corresponding reader, the RFID chip is powered by the energy transmitted by the reader. The reader and the chip can use these radio waves to communicate with each other in both … [Read more...]
Radio frequency identification (RFID) systems are expanding rapidly with their applications in a wide range ofareas. RFIDsystems normally consist of radio frequency (RF) tags and RF readers or interrogators. Most of the RFID … [Read more...]
In 1985, the Institute of Electrical and Electronic Engineers (IEEE) in the United States of America, produced a series of standards for Local Area Networks (LANs) called the IEEE 802 standards. These have found widespread acceptability and now form the core of most LANs. One of the IEEE 802 … [Read more...]
Artificial Intelligence (AI) is a branch of computer science and engineering that deals with intelligent behavior, learning, and adaptation in machines. Research in AI is concerned with producing machines to automate tasks requiring intelligent behavior. Examples include control, planning and … [Read more...]