LG GD300S, Service Manual

Page: 15 / 222

2.
性能
- 15 -
2.2.2 EDGE
技术规格
项目 说明
GSM DCS/PCS
1
频率误差
&
调制域度
< ±
0.1ppm (frequency error)
<
5° (RMS phase error)
<
20° (individual phase error)
<
9% (RMS EVM)
< 30% (peak EVM)
< 15% (95:th percentile value)
< 30dB (
origin offset suppression
)
< ±
0.1ppm (frequency error)
<
5° (RMS phase error)
<
20° (individual phaseerror)
<
9% (RMS EVM)
<30% (peak EVM)
<15% (95:th percentile value)
< 30dB (
origin offset suppression
)
<
3
°
(RMS)
<
3
°
(RMS)
≤
15
°
(PEAK)
≤
15
°
(PEAK)
RA250:
±
300Hz RA130:
±
400Hz
HT100:
±
180Hz HT100:
±
350Hz
TU50:
±
160Hz TU50:
±
260Hz
2
多境干扰
频率误差
TU3:
±
230Hz TU1.5:
±
320Hz
0 ~ 100kHz +0.5dBm 0 ~ 100kHz +0.5dBm
200kHz -30dBm 200kHz -30dBm
250kHz -33dBm 250kHz -33dBm
400kHz -60dBm 400kHz -60dBm
600 ~ 1800kHz -66dBm 600 ~ 1800kHz -60dBm
1800 ~ 3000kHz -69dBm 1800 ~ 6000kHz -71dBm
3000 ~ 6000kHz -71dBm
≥
6000kHz
-79dBm
调制频谱
≥
6000kHz
-77dBm
400kHz -23dBm 400kHz -23dBm
600kHz -26dBm 600kHz -26dBm
1200kHz -27dBm 1200kHz -28dBm
3
输
出
频
谱
开关频谱
1800kHz -30dBm 1800kHz -31dBm
Frequency offset 800kHz
4
交调失真
-
The level of each
intermodulation component, in
the MS transmit band, shall be
no less than 50 dB below the
level of the transmit power of
the wanted MS carrier.