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Posted inBasics
VSAT Systems
VSAT stands for Very Small Aperture Terminal. It was developed to make access to the…
Posted inBasics
GEO Satellites
Back in 1945, the famous science fiction writer Arthur C. Clarke suggested that a radio…
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Medium Earth Orbit Satellites
MEO satellites are positioned between two Van Allen Belts at a height of about 10,000…
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Satellite Networks
Introduction Microwave frequencies, which travel in straight lines, are commonly used for wideband communication. The…
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Bluetooth Architecture
The Bluetooth architecture, showing all the major layers in the Bluetooth system, are depicted in…
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Wireless LANs
Introduction In the last two decades the wired version of LAN has gained wide popularity…
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Gigabit Ethernet
Brief History and the IEEE 802.3z Task Force As applications increased, the demand on the…
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100 BASE TX
This option uses two pairs of category 5 UTP or two shielded twisted-pair (STP) cable…
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100 BASE-T4
This option is designed to avoid overwriting. It is used for half-duplex communication using four…