LG KU250 Service Manual - Page 11

Receiver - GSM Mode - codes

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2. PERFORMANCE No Item 13 Adjacent Channel Leakage Ratio(ACLR) Spurious Emissions 14 (*: additional requirement) 15 Transmit Intermodulation 16 Error Vector Magnitude (EVM) 17 Transmit OFF Power Specification 33dB@5MHz, ACP>-50dBm 43dB@10MHz, ACP>-50dBm -36dBm@f=9~150KHz, 1K BW -36dBm@f=50KHz~30MHz, 10K BW -36dBm@f=30MHz~1000MHz, 100K BW -30dBm@f=1~12.5GHz, 1M BW (*)-41dBm@f=1893.5~1919.6MHz, 300K (*)-67dBm@f=925~935MHz, 100K BW (*)-79dBm@f=935~960MHz, 100K BW (*)-71dBm@f=1805~1880MHz, 100K BW -31dBc@5MHz,Interferer -40dBc -41dBc@10MHz, Interferer -40dBc 17.5%(>-20dBm) (@12.2K, 1DPDCH+1DPCCH) -15dB@SF=4.768Kbps, Multi-code transmission 3)Receiver - GSM Mode No Item GSM DCS & PCS 1 Sensitivity (TCH/FS Class II) -105dBm -105dBm Co-Channel Rejection 2 (TCH/FS Class II, RBER, TU high/FH) C/Ic=7dB Storage -30 ~ +85 3 Adjacent Channel 200kHz C/Ia1=-12dB C/Ia1=-12dB Rejection 400kHz C/Ia2=-44dB C/Ia2=-44dB Wanted Signal :-98dBm 1st Wanted Signal :-96dBm 1st 4 Intermodulation Rejection interferer:-44dBm 2nd interferer:-44dBm 2nd interferer:-45dBm interferer:-44dBm Blocking Response Wanted Signal :-101dBm Wanted Signal :-101dBm 5 (TCH/FS Class II, RBER) Unwanted : Depend on Frequency Unwanted : Depend on Frequency - 12 -

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3)Receiver - GSM Mode
2. PERFORMANCE
- 12 -
No
Item
Specification
13
Adjacent Channel Leakage Ratio(ACLR)
33dB@5MHz, ACP>-50dBm
43dB@10MHz, ACP>-50dBm
-36dBm@f=9~150KHz, 1K BW
-36dBm@f=50KHz~30MHz, 10K BW
-36dBm@f=30MHz~1000MHz, 100K BW
14
Spurious Emissions
-30dBm@f=1~12.5GHz, 1M BW
(*: additional requirement)
(*)-41dBm@f=1893.5~1919.6MHz, 300K
(*)-67dBm@f=925~935MHz, 100K BW
(*)-79dBm@f=935~960MHz, 100K BW
(*)-71dBm@f=1805~1880MHz, 100K BW
15
Transmit Intermodulation
-31dBc@5MHz,Interferer -40dBc
-41dBc@10MHz, Interferer -40dBc
16
Error Vector Magnitude (EVM)
17.5%(>-20dBm)
(@12.2K, 1DPDCH+1DPCCH)
17
Transmit OFF Power
-15dB@SF=4.768Kbps, Multi-code
transmission
No
Item
GSM
DCS & PCS
1
Sensitivity (TCH/FS Class II)
-105dBm
-105dBm
2
Co-Channel Rejection
C/Ic=7dB
Storage -30 ~ +85
(TCH/FS Class II, RBER, TU high/FH)
3
Adjacent Channel
200kHz
C/Ia1=-12dB
C/Ia1=-12dB
Rejection
400kHz
C/Ia2=-44dB
C/Ia2=-44dB
Wanted Signal :-98dBm 1st
Wanted Signal :-96dBm 1st
4
Intermodulation Rejection
interferer:-44dBm 2nd
interferer:-44dBm 2nd
interferer:-45dBm
interferer:-44dBm
5
Blocking Response
Wanted Signal :-101dBm
Wanted Signal :-101dBm
(TCH/FS Class II, RBER)
Unwanted : Depend on Frequency
Unwanted : Depend on Frequency