User's Manual

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620003-0
PRELIMINARY Spread Spectrum Link Budget Analysis for a Microcell Application
• e: enter the noise figure and gain of each system component (a, b, c, and d) into
the standard cascaded noise figure formula
• h = e + f + g
• m = h + i + j –k – l
• r = n + o + p + q
• t = s – r – m
F
sys
= F
1
+ + + ....
F
2
– 1
G
1
F
3
– 1
G
1
G
2
where
F = 10
(See Rappaport, Theodore S. Wireless Communications, Principles, and Practice. Prentice Hall PTR, 1996.)
(Noise Figure/10)
G = 10
(Gain/10)