User`s guide

Introduction 1
E6651A User’s Guide 9
Functions and Features
E6651A Features
• IEEE 802.16e OFDMA Mobile WiMAX subscriber station
tester
• Real- time Mobile WiMAX downlink signal modulation
• Real- time Mobile WiMAX uplink demodulation
• Base station emulation with MAC, protocol stack
• TDD synchronization (auto- switching) of signal generator
and signal analyzer
• Ranging code detection
• Various preamble, FCH, DL- MAP, UL- MAP, burst
configuration settings
• DL PUSC, DL FUSC, UL PUSC
Mobile WiMAX radio
(PHY) measurements
• OFDM constellation and EVM (BPSK, QPSK, 16QAM,
64QAM)
• UL data EVM
• Error vector spectrum, error vector versus time
• CCDF (complimentary cumulative distribution function)
• Channel power, occupied bandwidth
Transmitter • Modulation and coding
• Ranging support
• Power level control
• Synchronization
• Maximum output signal
• Frequency accuracy
• Channel bandwidth measurement
• Spectral flatness
• Relative constellation error (EVM)