LG LG-P350 - Overview of RF Calibration

10. CALIBRATION
- 179 -
Copyright © 2011 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
10.6 Overview of RF Calibration
10.6.1 Supported entry of RF Calibration
As using RTR6285, P350 adopts some of calibrations in those of RTR6285. This is also supporting two band WCDMA and
Quad band GSM. Table 1-1 and Table 1-2 describes the information listed for RF calibration items used by P350.
Table 1-1. The calibration list for WCDMA
Calibration WCDMA 2100 WCDMA 900 description
Tx Sweep Calibration
ż ż
Tx output power measurements
Tx Hdet Calibration
ż ż
HDET ADC measurements vs Tx power
Tx Comp vs Freq Calibration
ż ż
16-channel Tx output measurements in a
certain PDM
Tx Secondary Comp vs Freq
Calibration
๑ ๑
Irregular Tx power measurements in a
certain PDM
Tx Lim vs Freq Calibration
ż ż
HDET ADC measurements in the Target
Power
Rx DVGA Gain Offset Calibration
ż ż
Rx DVGA gain measurements
Rx DVGA Gain Offset vs Freq
Calibration
ż ż
16-channel RX DVGA gain measurements
Rx LNA Range Offset Calibration
ż ż
LNA gain offset measurements
Rx LNA Range Offset vs Freq
Calibration
ż ż
16-channel LNA gain offset
measurements
Table 1-2. The calibration list for GSM
Calibration GSM900 GSM850 GSM1800 GSM1900 description
VCO Calibration
ż
๑ ๑ ๑
Lowest frequency error- VCO
measurement
Thermistor Calibration
๑ ๑ ๑ ๑
Thermistor max/min ADC
measurement
Tx External Polar
Calibration
ż ż ż ż
Tx output power measurements
Polar path delay Calibration
๑ ๑ ๑ ๑
PM and AM signal path delay
Carrier Suppression
Calibration
๑ ๑ ๑ ๑
carrier power measurement
Rx Gain Range Calibration
ż ż ż ż
8 or 16 channel Rx Gain
measurements
For more information, refer to RTR6285-RTR6280-RTR6237-RGR1100-MXU6219_NV_ITEMS RevD.pdf (80-VD861-12 Rev. D)