Define FDMA
Briefly describe the term FDMA?
Expert
Frequency Division Multiple Access (or FDMA) is a channel access technique employed in multiple access protocols as a channelization protocol. FDMA offers users an individual allowance of one or various frequency bands, channels.
Multiple Access systems coordinate access among many users. The users might also share access through various techniques like SDMA, TDMA, or CDMA. Such protocols are employed differently, at various levels of the theoretical OSI model.
Demerits : Crosstalk that causes interference on other frequency and might disrupt the transmission.
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A particular city has area of 1300 square miles which is covered by the cellular system using the seven cell reuse pattern. Every cell has a radius of the 4 miles and city has 40 MHz spectrum having a full duplex channel bandwidth of 60KHz. Find: Q : At a Wi-Fi is our e-mail and data secure At a Wi-Fi is our e-mail and data secure?
At a Wi-Fi is our e-mail and data secure?
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