
2. PERFORMANCE
- 18 -
Copyright © 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
LGE Internal Use Only
9) WLAN 802.11a transceiver specification
Item
Specification
Transmit
Frequency
5150~5850MHz(CH36,CH4
0,CH44,CH48~116,CH132~165) (USA)
5150~5725MHz(CH36,CH40,CH44,CH48~140) (Europe)
Tx Power Level
<50mW(CH36~48), <250mW(CH52~140), <1W(CH149~165) (USA)
≤20dBm(CH36~64), ≤27dBm(CH100~140) (Europe)
Frequency Tolerance
within ±20 PPM
Chip clock Frequency
Tolerance
within ±20 PPM
Spectrum Mask
≤ -20 @ ±11MHz offset (9Mhz ~ 11MHz)
≤ -28 @ ±20MHz offset (11MHz ~ 20Mhz)
≤ -40 @ ±30MHz offset (20MHz ~ 30Mhz)
Transmitter constellation error
(rms EVM)
≤ -5dB@6Mbps, ≤ -8dB@9Mbps, ≤ -10dB@12Mbps,
≤ -13dB@18Mbps, ≤ -16dB@24Mbps, ≤ -19dB@36Mbps,
≤ -22dB@48Mbps, ≤ -25dB@54Mbps
Spurious Emissions
< -36 dBm @ 30 MHz to 47 MHz
< -54 dBm @ 47 MHz to 74 MHz
< -36 dBm @ 74 MHz to 87,5 MHz
< -54 dBm @ 87,5 MHz to 118 MHz
< -36 dBm @ 118 MHz to 174 MHz
< -54 dBm @ 174 MHz to 230 MHz
< -36 dBm @ 230 MHz to 470 MHz
< -54 dBm @ 470 MHz to 862 MHz
< -36 dBm @ 862 MHz to 1 GHz
< -30 dBm @ 1 GHz to 5.15 GHz
< -30 dBm @ 5.35 GHz to 5.47 GHz
< -30 dBm @ 5.725 GHz to 26.5 GHz
9) WLAN 802.11a transceiver specification