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Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
2. PERFORMANCE
GM310f service manual
2.4.2. WCDMA
Transmitter
spec.
Item
Specification
Transmit Frequency
1920 MHz ~ 1980 MHz/ 880 MHz ~ 915 MHz
Maximum Output Power
+24 dBm / 3.84 MHz, +1 / -3 dB
Frequency Error
within ±0.1 PPM
Open Loop Power Control
Normal Conditions : within ±9 dB,
Extreme Conditions : within ±12 dB
Minimum Transmit Power
< -50 dBm /3.84 MHz
Occupied Bandwidth
< 5 MHz at 3.84 Mcps (99% of power)
Adjacent Channel Leakage
Power Ratio (ACLR)
> 33 dB @ ±5 MHz,
> 43 dB @ ±10 MHz
Spurious Emissions
|f-fc| > 12.5 MHz
< -36 dBm / 1 kHz RW @ 9 kHz
≤
f < 150 kHz
< -36 dBm / 10 kHz RW @ 150 KHz
≤
f < 30 MHz
< -36 dBm / 100 kHz RW @ 30 MHz
≤
f < 1 GHz
< -30 dBm / 1 MHz RW @ 1 GHz
≤
f < 12.75 GHz
< -41 dBm / 300 kHz RW @ 1893.5 MHz < f < 1919.6 MHz
< -67 dBm / 100 kHz RW @ 925 MHz
≤
f
≤
935 MHz
< -79 dBm / 100 kHz RW @ 935 MHz < f
≤
960 GHz
< -71 dBm / 100 kHz RW @ 1805 MHz
≤
f
≤
1880 MHz
Transmit Intermodulation
< -31 dBc @ 5 MHz & < -41 dBc @ 10 MHz
when Interference CW Signal Level = -40 dBc
Error Vector Magnitude
< 17.5 %, when Pout
≥
-20 dBm
Peak Code Domain Error
< -15 dB at Pout
t
-20 dBm
Содержание GM310
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