Nokia RM-11 Series - Rx PDM Characteristic Curve (Call Mode)

RM-11
Troubleshooting - RF CC Technical Documentation
Page 24 ©2005 Nokia Corporation Confidential Issue 2 09/2005
Rx PDM Characteristic Curve (Call Mode)
Rx PDM AGC Plots in a Call
-300
-200
-100
0
100
200
300
400
-110 -100 -90 -80 -70 -60 -50 -40 -30 -2
0
Rx Power (dBm)
PDM
Sector Power (Hi to Lo)
Sector Power (Lo to Hi)
This is a typical Rx AGC Curve that
This is a typical Rx AGC Curve that
sweeping from
sweeping from
–
–
25 ~
25 ~
-
-
109
109
dBm
dBm
Note that the abrupt change of
Note that the abrupt change of
PDM is due to the LNA gain state
PDM is due to the LNA gain state
switched between Hi and Lo gains
switched between Hi and Lo gains