LG CU405 Service Manual page 9

2. PERFORMANCE
3)Receiver - GSM Mode
Item
Sensitivity (TCH/FS Class II)
Co-Channel Rejection
(TCH/FS Class II, RBER, TU high/FH)
Adjacent Channel
Rejection
Intermodulation Rejection
Blocking Response
(TCH/FS Class II, RBER)
4)Receiver - WCDMA Mode
Item
Receive Frequency
Reference Sensitivity Level
Maximum Input Level
Adjacent Channel
Selectivity (ACS)
Blocking Characteristic
Spurious Response
Intermodulation
Spurious Emissions
LGE Internal Use Only
Specification
-105dBm (GSM / EGSM / DCS / PCS)
C/Ic=7dB (GSM / EGSM)
Storage -30 ~ +85 (DCS / PCS)
200kHz C/la1 = -12dB(GSM / EGSM / DCS / PCS)
400kHz C/la2 = -44dB(GSM / EGSM / DCS / PCS)
Wanted Signal : -98dBm
1 st interferer : -44dBm
2 nd interferer : -45dBm
(GSM / EGSM)
Wanted Signal : -101dBm
Unwanted : Depend on Freq.
Specification
WCDMA850 : 849 MHz ~ 894 MHz
WCDMA1900 : 1930 ~1990 MHz
BER < 0.001 when Î = -106.7 dBm / 3.84 MHz
or
BER < 0.001 when Î = -25 dBm / 3.84 MHz
or
ACS > 33 dB where BER < 0.001 when Î
& I = -52 dBm / 3.84 MHz @ ±5 MHz
oac
BER < 0.001 when Î = -103.7 dBm / 3.84 MHz
or
& I = -56 dBm / 3.84 MHz @ Fuw(offset) = ±10 MHz
blocking
or I = -44 dBm / 3.84 MHz @ Fuw(offset) = ±15 MHz
blocking
BER < 0.001 when Î = -103.7 dBm / 3.84 MHz & I
or
BER < 0.001 when Î = -103.7 dBm / 3.84 MHz
or
& I = -46 dBm @ F
ouw1 uw1
& I = -46 dBm / 3.84 MHz @ F
ouw2
< -57 dBm / 100 kHz BW @ 9 kHz ≤ f < 1 GHz
< -47 dBm / 1 MHz BW @ 1 GHz ≤ f ≤ 12.75 GHz
- 10 -
Wanted Signal : -96dBm
1 st interferer : -44dBm
2 nd
(DCS / PCS)
Wanted Signal : -101dBm
Unwanted : Depend on Freq.
= -92.7 dBm / 3.84 MHz
or
(offset) = 10 MHz
(offset) = ±20 MHz
uw2
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Only for training and service purposes
interferer : -45dBm
= -44 dBm
blocking