WLAN 802.11 a/b/g PHY Specification and EDVT Measurement III

Transmit Rated Emission (FCC)

AC power conducted emission.
-FCC 15.207
Minimum 6 dB bandwidth.
-500kHz Minimum
-(FCC 15.247(a).2)
Power spectral density.
8dBm/3kHz Maximum
(FCC 15.247(d))
RF power output. 30dBm Maximum at Antenna Output with 6dBi antenna peak gain
(FCC 15.247(b).3.(i))
Transmitter Radiated Emissions(spurious)
Transmit Harmonics, VCO Harmonics
FCC 15.247(c) and 15.205(a)
Band edge measurement
FCC 15.321 and 15.205(a)

Band Edges (FCC)

Specification of FCC 15.321
Tx Power (Peak Power and Average Power at Antenna)
Antenna Configuration (Optional External Antenna)
Antenna Peak Gain (dBi)
Maximum Average Power 54dBuV/m @ 2310Mhz ~ 2390Mhz For Ch1 (Fundamental 2412MHz)
Maximum Peak Power 74dBuV/m @ 2310Mhz ~ 2390Mhz For Ch1 (Fundamental 2412MHz)
Maximum Average Power 54dBuV/m @ 2483.5Mhz ~ 2500Mhz For Ch11 (Fundamental 2462MHz)
Maximum Peak Power 74dBuV/m @ 2483.5Mhz ~ 2500Mhz For Ch1 (Fundamental 2462MHz)
11g is difficult to pass than 11b because the side band expansion due to high PAPR (i.e. 5 ~ 8dB) of OFDM Modulation

Receive Maximum Input Level 

Pneumatic Shielding Box
-For DUT while Developing ATE (Auto Testing Equipment) system set up in Pilot run stage
Manual Shielding Box
For Golden Unit Shielding
For DUT in RD Phase
Calibration the Receive Path Loss
Golden Unit Control
RS232 – Intersil 11b/g
Ethernet – Atheros, Intel
Dependent in Chip Solution

 

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