10. CALIBRATION
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10.6.2 Feature of RF calibration
Tachyon configuration is describes in this section. The information indicates the state of the mobile phones
will become a factor.
[1] WCDMA band
Table 10.6.3 describes the calibration feature of WCDMA band.
Item
Sub Item
WCDMA 2100
WCDMA 900
Tx
9750
2788
Calibration Channel
Rx
10700
3013
Tx Target Power(dBm)
23.0
23.0
High to low gain
11.0
11.0
PAM gain switching(dBm)
Low to high gain
14.0
14.0
Max
222
227
Calibrated PDM Range
Min
160
134
PDM step
2
3
Measured data of 32 array
26
25
≥ Up threshold
25.0
25.0
High Gain Mode
Threshold of Power Range(dBm)
≤ Low threshold
6.0
6.0
Max
235
255
Calibrated PDM Range
Min
80
69
PDM step
5
6
Measured data of 32 array
27
26
≥ Up threshold
15.0
16.0
Low Gain Mode
Threshold of Power Range(dBm)
≤ Low threshold
-55.0
-53.0
≥ Lower limit
16.5
16.5
Allowable power range in HDET range(dBm)
≤ Upper limit
24.5
24.5
≥ Lower limit
50
80
Allowable HDET adc range
≤ Upper limit
160
175
DVGA Calibration Power(dBm)
-74.0
-74.0
≥ Lower limit
130
80
DVGA Calibration Range
≤ Upper limit
300
300
Range 0-1
-66.0
-68.0
Range 1-2
-42.0
-50.0
Range 2-3
-26.0
-38.0
LNA Calibration Power(dBm)
Range 3-4
๑
-26.0
Table 10.6.3. Feature of Tx/Rx calibration in WCDMA 2100/900 band