• 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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  • 原文地址:https://www.cnblogs.com/huangbaobaoi/p/10268405.html
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