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GSM – Protocol Stack
GSM architecture is a layered model that is designed to allow communications between two different…
Posted inInternet Programming
GSM – Architecture
A GSM network comprises of many functional units. These functions and interfaces are explained in…
Posted inMobile Computing
What is GSM?
If you are in Europe or Asia and using a mobile phone, then most probably…
Posted inMobile Computing
Spread Spectrum Multiple Access
Spread spectrum multiple access (SSMA) uses signals which have a transmission bandwidth whose magnitude is…
Posted inMobile Computing
Frequency Division Multiple Access (FDMA)
FDMA is the basic technology for advanced mobile phone services. The features of FDMA are…
Posted inMobile Computing
Time Division Multiple Access (TDMA)
In the cases where continuous transmission is not required, there TDMA is used instead of…
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Code Division Multiple Access (CDMA)
Code division multiple access technique is an example of multiple access where several transmitters use…
Posted inMobile Computing
Space Division Multiple Access (SDMA)
Space division multiple access or spatial division multiple access is a technique which is MIMO…
Posted inMobile Computing
MAC Protocols
The Medium Access Control (MAC) protocol is used to provide the data link layer of…
Posted inMobile Computing
Spread Spectrum
Spread Spectrum : Introduction When transmitted signals of certain frequencies are varied slightly in order…