May 2024
Intermediate to advanced
309 pages
13h 33m
English
Content preview from Data Communications and Computer Networks by Pearson
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92 Data Communications and Computer Networks
Since one out of N hopping frequencies is used by a source station in each hopping period, the remain-
ing N-1 frequencies can be used by other N-1 stations. Thus, N hopping frequencies (N channels) can
be multiplexed into one using the same bandwidth B
FHSS
. That is, N source stations can share the same
bandwidth B
FHSS
. In addition, due to randomization in the frequency and the frequent frequency hops,
the intruders may be able to intercept the signal or send noise to jam the signal possibly for one hopping
period but not for the entire period thus, achieving privacy and anti-jamming.
Direct Sequence ...
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