Agilent Technologies E4438C manual Wlan, Software settings Source settings, 89641A settings

Page 24

Specifications for Signal Personality Characteristics

802.11 WLAN

[arbitrary waveform mode] [Option 417]1

EVM	(< 1%, –40 dB)

The EVM was measured with an 89641A vector signal analyzer with Option B7R.

Instrument and software settings listed below.

Software settings		Source settings
Data rate	54 Mbps	Frequency	5.8/2.4/0.9 GHz
Modulation	64 QAM	Output power	≤ –1 dBm
Encoder	3/4 rate	Reconstruction filter	thru
Scrambler	active	ALC	On
interleaver	active	RF blanking	Off
Scrambler initialization	5D	Modulator atten	8 to 10 dB
Support carrier setup	All channels active
Idle interval	100 µS	89641A settings
OSR	≥ 2	Frequency	5.8/2.4/0.9 GHz
Window length	≥ 8	Span	20 MHz
Data type	PN15	Range	optimal
Data length	1024	RMS video average	20

802.11a spectral mask typical performance

(0 dbm, at 5.805 GHz, OSR: 4, window length: 16)

1. All values typical.

Image 24

Contents Agilent E4438C ESG Vector Signal Generator Table of Contents E4438C ESG Vector signal generator Definitions IntroductionKey Features Key standard features Optional featuresSpecifications for Frequency and Power Characteristics FrequencySweep modes Internal reference oscillator RF reference input requirementsOutput power PowerLevel resolution Level range with Attenuator Hold activeLevel switching speed Level accuracy with ALC onOption ±0.15 dB ±0.25 dB Repeatability and linearity RepeatabilityAmplitude dBm Spectral purity SubharmonicsJitter in µUI1, 7 Jitter in seconds1, 7Characteristic SSB phase noise With Option 1E5Specifications for Analog Modulation ResolutionFM using external inputs 1 or Carrier frequency accuracy relative to CW in DCFM3Specifications for Analog Modulations Phase modulation 1Amplitude modulation 1 StandardWideband AM Pulse modulationInternal modulation source External modulation inputsInput voltage On/off ratio1Rise/fall time1 Minimum burst repetition frequency1Specifications for I/Q Characteristics Modulation bandwidthInputs Input impedance Ω or 600 Ω Full scale inputAdjustments Baseband generatorBaseband outputs Clock Baseband filtersReconstruction filter fixed Baseband spectral puritySymbol rate Maximum deviation Symbol rateFrame trigger delay control FIR filterSpecifications for Signal Personality Characteristics Data typesInternal burst shape control Cdma2000 Spurious emissionsEnhanced multitone1 Software settings Source settings 89641A settingsWlan 802.11a spectral mask typical performanceReal-time mode Custom digitally modulated signals real-time mode 1Custom modulation Alternate time slot power level control Multiframe output data generationErrors in coded channels Payload bit error count/rate for raw BERContains residual bit errors and bit error count Downlink error reportingGSM/EDGE base station bit error rate test Bert Bit error rate BER analyzer FeaturesClock rate Supported data patternsOperating characteristics Accessories Inputs and outputs Transit caseGeneral Characteristics Panel SMB connectors External 1 inputExternal 2 input Allows communication with compatible devicesOpposite in polarity 180 degrees out of phase Relocated to rear panel SMB connectorsSymbol sync input Falling edge is used to clock the data signalLAN connector With Option UN7With Option File transfer to volatile memoryRS-232 connector Auxiliary I/O connectorMating connector Ordering Information1 Frequency optionsPerformance enhancement options E4438C ESG signal generation firmware personalities E4438C ESG Signal Studio software personalitiesRelated Literature Application literaturePage Agilent Open See the ESG Web page for the latest information