Cdma Signal Measurements; Figure 3-5 Wideband Cdma Error Of E-Series E9300 Power Sensor Versus Corrected Cw Sensor; Figure 3-6 Cdma (Is-95A): 9Ch Fwd - Keysight N1913 User Manual

CDMA Signal Measurements

Figure 3-5
signal. In these examples, the error is determined by measuring the source at the
amplitude of interest, with and without CDMA modulation, adding attenuation
until the difference between the two values stops changing. The CW sensor in
Figure 3-5
law operating region.
Figure 3-5
Figure 3-6
Keysight N1913/1914A User's Guide
and Figure 3-6 show typical results obtained when measuring a CDMA
uses correction factors to correct for power levels beyond its square
1.2
1
0.8
0.6
0.4
0.2
0
-30 -20 -10
0.2
Power (dBm)
Wideband CDMA error of E-Series E9300 power sensor versus
corrected CW sensor
0.1
0.05
-30 -20
-10
-0.05
-0.1
-0.15
-0.2
Power (dBm)
CDMA (IS-95A): 9Ch Fwd
Using E9300 E-Series Power Sensors
0 10
20
0
0 10
20
Lower Range Error
Upper Range Error
CW Sensor Error
30
Lower Range Error
Upper Range Error
30
(E9300 E-Series power
sensor only shown)
3
139