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LGE Internal Use Only
Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
2. PERFORMANCE
8) WLAN 802.11g transceiver specification
Item Specification
Transmit Frequency
2400 MHz ~ 2483.5 MHz ( CH1~CH13 )
Tx Power Level
≤
20dBm under (Europe),
≤
30dBm under (USA)
Frequency Tolerance
within ±25 PPM
Chip clock Frequency
Tolerance
within ±25 PPM
Spectrum Mask
≤
-20 @ ±11MHz offset (9Mhz ~ 11MHz)
≤
-28 @ ±20MHz offset (11MHz ~ 20Mhz)
≤
-40 @ ±30MHz offset (20MHz ~ 30Mhz)
Transmitter constellation error
(rms EVM)
≤
-5dB
Spurious Emissions
< -36 dBm @ 30MHz ~ 1GHz
< -30 dBm above @ 1GHz ~ 12.75GHz
< -47 dBm @ 1.8GHz ~ 1.9GHz
< -47 dBm @ 5.15GHz ~ 5.3GHz
Rx Min input Sensitivity
PER
≤
10%
-82dBm@6Mbps, -81dBm@9Mbps, -79dBm@12Mbps
-77dBm@18Mbps, -74dBm@24Mbps, -70dBm@36Mbps
-66dBm@48Mbps, -65dBm@54Mbps
Rx Max input Sensitivity
≥
-20dBm(6,9,12,18,24,36,48,54Mbps) @ PER
≤
10%
Rx Adjacent Channel
Rejection
PER
≤
10%,
ACR
≥
16dB@6Mbps, ACR
≥
15dB@9Mbps,
ACR
≥
13dB@12Mbps, ACR
≥
11dB@18Mbps,
ACR
≥
8dB@24Mbps, ACR
≥
4dB@36Mbps
ACR
≥
0dB@48Mbps, ACR
≥
-1dB@54Mbps
ACR shall be measured by setting the desired signal's
※
strength 3 dB above the rate-dependent
sensitivity specified in min input sensitivity
9) GPS receiver specification
Item
Specification
Receive Frequency
1574.42 MHz ~ 1576.42 MHz
Minimum Sensitivity
1 satellite ≥ -142dBm, 7 satellites ≥ -147dBm at coarse
time aiding
Содержание Vodafone GM750
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