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Agilent Technologies U9072A cdma-2000 - page 838

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QPSK EVM Measurement

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Main Notices Trademark Acknowledgements Manual Part Number Print Date Warranty Warranty Where to Find the Latest Information Is your product software up-to-date? Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page List of Commands Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page 1 Using Help How Help is Organized Page Page Page 106 Using Help Front Panel Keys used by the Help System Navigating the Help Files Basic Help Window Operations Navigating Help with a Mouse Navigating Help Without a Mouse Page Page Page Page Definition of Terms Page Viewing Help Files on a separate Computer Page Other Help Resources Page Page How the Test Set Is Used Receiver Testing Transmitter Testing Hardware Elements of the Test Set Page Page Page Page Software Elements of the Test Set Table 2-1 Applications and Measurements in the Test Set Page Methods of Operating the Source Waveform Segment Files Methods of Operating the Analyzer Creating Sequences Executing Sequences Installing Application Software Viewing a license key Obtaining and installing a license key Missing and old Measurement application software X-Series options and accessories 136 Front-Panel Features (E6607A/B) Front-Panel Features (E6607A/B) 137 Front-Panel Features (E6607A/B) Overview of key types Page Page Page Page 143 Front-Panel Features (E6607C) Front-Panel Features (E6607C) 144 Front-Panel Features (E6607C) Overview of key types Page Page Page Display Annotations Page Test Set Display Indicators Rear-Panel Features Page Window Control Keys Multi-Window Zoom Next Window Page Mouse and Keyboard Control Right-Click 158 Mouse and Keyboard Control Virtual Front Panel PC Keyboard Page Page Page Instrument Security & Memory Volatility Page What does the cdma2000 application do? Installing Application Software Viewing a License Key Obtaining and Installing a License Key Missing and Old Measurement Application Software Page What Programming Information is Available? IEEE Common GPIB Commands Calibration Query Clear Status Standard Event Status Enable Standard Event Status Register Query Identification Query Instrument Model Number Operation Complete Query Instrument Options Recall Instrument State Save Instrument State Service Request Enable Status Byte Query Trigger Self Test Query Wait-to-Continue executing any additional commands. There is no query form for the command. Page Page File File Explorer Page Setup Print Maximize/Restore Down Minimize Exit Mode Preset Page Restore Mode Defaults Preset Type (Remote Command Only) *RST (Remote Command Only) state. Print Quick Save Page Recall State The Recall State menu lets you choose a register or file from which to recall the state. Page Page The following table describes the Trace Save and Recall possibilities: Page Page Trace (+State) Page Sequences Page Data (Import) Page State Page Page Page Trace (+State) Page Page Sequences Page Data (Export) Screen Image Page Page Page Mass Storage Catalog (Remote Command Only) Mass Storage Change Directory (Remote Command Only) Mass Storage Copy (Remote Command Only) Mass Storage Delete (Remote Command Only) Mass Storage Data (Remote Command Only) Creates a file containing the specified data OR queries the data from an existing file. Mass Storage Make Directory (Remote Command Only) Mass Storage Move (Remote Command Only) Mass Storage Remove Directory (Remote Command Only) System Show Page Page Page Page Page Power On Page Page Page Page Page Page Page Page Alignments Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page I/O Config Page Page Page Page Page Page Page Page Restore Defaults Page Confirmation is required to restore the factory default values. The confirmation dialog is: Page Control Panel Licensing Page Security Diagnostics Page Page Page Page Page Page Page Page Page Page Service Internet Explorer System Remote Commands (Remote Commands Only) Page Page Time (Remote Command Only) Sets or queries the time in the instrument. User Preset User Preset User Preset All Modes Save User Preset Page 6 Channel Power Measurement Remote CommandResults for Channel Power Measurement Remote Command Results for WLAN Channel Power Measurement Page Page See AMPTD Y Scale, Internal Preamp on page 883 for more information. Page Page Page Changes the analyzer post-detection filter (VBW). Page Page Page Page Page Page Page Accesses the marker properties menu. Displays 12 markers available for selection. Sets the reference marker to which the selected marker is relative. Page Page Page Page Page Page Integ BW Page IF Gain Selects the range of the IF Gain. Method Integ BW See Method on page 340for details. Page Page fails, otherwise, it passes. If Power Limit is off, channel power test is always passed. Page Page PSD Unit Sets the unit bandwidth for Power Spectral Density. The available units are dBm/Hz and dBm/MHz. Page Page Page Page Page Data Page Page Page Page Page Accesses a menu of functions that enable you set the horizontal scale parameters. Changes the span to show the full frequency range of the spectrum analyzer. Page Page Page Page Page Accesses a menu of functions that enable you to control the detectors for the current measurement. Page Sets the detector for the currently selected trace to Auto. Page Page Page Page Bar Graph Page Page 7 ACP Measurement Page Page Page Page Page Page Page See AMPTD Y Scale, Attenuation on page 850 in the section for more information. See AMPTD Y Scale, Internal Preamp on page 883 for more information. Page Page Page Changes the test set post-detection filter (VBW). RBW Control Accesses a menu that enables you to select the filter bandwidth and type. Filter Type Filter BW Selects a Gaussian filter based on its 3 dB (Normal) bandwidth or its 6 dB bandwidth. Page Page Page Page Page Page Page Page Marker All Off Turns all active markers off. Backward Compatibility Remote Commands Page Page Page Average/Hold Number Carrier Setup Page Ref Car Freq Sets the reference carrier frequency. Page Reference value. Page Page Page Page Method for Carrier Accesses the carrier configuration method settings. Page Offset/Limits Page Page Page Page Enables you to change the test set post-detection filter (VBW). RBW Control Accesses the resolution bandwidth control menu. Page Page Page Page Page Page Page Filter Alpha for Offset Sets the alpha value for the RRC Filter for each offset. Carrier Result Page Meas Method Page Page Limit Test Noise Correction Page Offset RRC Weighting (Backward Compatibility SCPI) Offset Filter Alpha (Backward Compatibility SCPI) Method for Carrier (Backward Compatibility SCPI) Page Page Page Accesses a menu that enables you to control the peak search function. Places the selected marker on the trace point with the maximum y-axis value. Moves the selected marker to the peak that has the next highest amplitude. Page Page Page Page Page Page Page Accesses a menu of functions that enable you set the horizontal scale parameters. Changes the span to show the full frequency range of the test set. Page Page Page Page Select Trace (Front-panel Only) This key selects which trace the other parameters under the Trace/Detector menu will apply to. Page View / Bl ank Page Sets the detector for the currently selected trace to auto. Page Page Page Page bandwidth used is the displayed value, which is (1 + alpha)/T where T = 1/(Offset Integ Bw). Turns the Bar Graph On and Off. Bar Graph Page 8 Spectrum Emission Mask Measurement Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Number of Offsets The number of available offsets varies depending on the mode and option as below. Page Page Page Page Page Page Page Page Page Page Page the value of the marker. Turns all active markers off in all views. Page Page Page Displays the setup menu for the currently selected measurement. Ref Channel Page Span Specifies the span used to calculate the power in the reference channel. Page Page Page Page Page Page Page Offset/Limits Page Page Stop Fre q Specifies the stop frequency for the currently selected offset. Page Page Page Page where N is the multiplier, this setting will automatically be changed to manual. Page leakage effect to the offset power integration. Changes the analyzer postdetection filter. VBW/RBW Selects the ratio between the video and resolution bandwidths. Page Page Page Page Page Page Page Page Page Page Page Page Page Method Sets the alpha value for the RRC Filter. Filter Alpha Limit State(Only for TD-SCDMA) 80+80 MHz Mask (Only for WLAN) Mode See Mode on page 1091 for more information. See Recall on page 192 for more information. Mode Setup See Mode Setup on page 1103 for more information. Restart Save Page Page Page Page Page Page Page Page Page Page Page Page Accesses a menu of functions that enable you to set the horizontal scale parameters. Sets the X reference value. Sets the horizontal scale. Sets the reference position for the X axis to Left, Center or Right. Sweep/Control Page Chan Detector Page Offset Detector Offset Detector Selection Selects the detector mode for the offsets. Page Page Page Page Page Abs Pwr Freq Page Page Page Page Page Page Rel Pwr Freq Page Page Page Page Page Page Integrated Power Page Page Page Page Page Page Page Limit Lines Toggles the limit lines display function for the spectrum emission mask measurements On and Off. Page 9 Occupied Bandwidth Measurement and READ:OBWidth[n]? queries listed above, according to the index value n. AMPTD Y Scale (Amplitude/Y Scale) Page See Y Axis Unit on page 871 under AMPTD Y Scale for more information. See Internal Preamp on page 883 for more information. Allows you to toggle the Auto Scaling function between On and Off. Page Page Changes the analyzer postdetection filter. Page Page Page Page Page Page Sets the marker X position in trace points. It has no effect if the control mode is Off. Accesses the marker properties menu. Displays 12 markers available for selection. Selects the desired marker. The selected marker will be relative to its reference marker. Page Page Page Page Page Max Hold (Remote Command Only) Occ BW % Pwr x dB IF Gain Page Limit Restores all measurement parameters to their default values. Page Page Page Page Page Data Page Page Page Page Page Set the frequency of the occupied bandwidth span for the current measurement. Page Page Page Page Page Page Accesses a menu of functions that enable you to control the detectors for the current measurement. Page Page Page Page Page Page Page Page 10 Code Domain Page Page Page Page Page Page Y Ref Value Page Page Page Page Page Y Scale/Div CDP view. Page Page Page Page Y Ref Position error window of the I/Q Error view. of the I/Q Error view. Page Page Page Page Page Marker Symbol Value (Remote Command only) vector). And, for other Marker Trace, its not valid and ignored. Page Queries the marker Y Axis value in the current marker Y Axis unit. Marker Select Page Access a menu that enables you to select a relative maker and marker trace Marker Select Selects the marker the selected marker is relative to (its reference marker). Couple Marker Page Page Marker To Mkr -> Despread Displays the setup menu for the currently selected measurement either BTS or MS. Sets spread code length. Walsh Code Length Walsh Code Number Specifies the Walsh code number. Select the I phase or Q phase for the demodulation axis. I/Q Branch (MS only) Meas Interval Sets the length of the measurement interval in PCG (power control group), 1 PCG = 1536chips. Sets the timing offset of measurement interval in PCG (power control group), 1 PCG = 1536 chips Meas Offset Page PN Offset Sync Type (BTS only) Opens a menu that enables you to set the channel type to be used for synchronization. Long Code Mask (MS only) Capture Interval Sets the data capture length in PCG (1PCG = 1.25 ms) that is used in the acquisition. Spectrum Inversion Page Specifies the alpha value of the RX filter. Page settings affect sensitivity and IF overloads. IF Gain Auto Activates the auto rules for IF Gain. Selects the range of IF gain between Low Gain and High Gain. Page Page Continuous Peak Search Page Start Code Number Sets the start value of the code range for the code domain power graph (CDP) and CDE graph Stop Code Number Sets the stop value of the code range for the code domain power graph (CDP) and CDE graph. X Ref Value Page Page Page X Scale/Div Page Page Page Page Page Page Page view). Page Page Page Page Annotation Graticule Title View (Remote Command only) View Settings Page Page Page Page Page 11 Modulation Accuracy (Composite Rho) Page Page Page Sets the absolute power reference value in the magnitude error window. Sets the absolute power reference value in the phase error window. Page Sets the sensitivity measurement result in the magnitude error window. Sets the sensitivity measurement result in the phase error window. Page Page Page Page Page Marker Select Marker Chip Value (Remote Command only) Page Queries the marker Y Axis value in the current unit for the marker Y Axis. Accesses a menu that enables you to select a reference marker and marker trace. Marker Select Selects the marker that the selected marker will be relative to (its reference marker). Marker Trace Assigns the specified marker to the designated trace. Page Page Page Avg Number Page Peak EVM (Composite) Sets the limit for the composite peak EVM measurement pass/fail test. Rho (Composite) Sets the limit for the composite Rho measurement pass/fail test. Timing Error Sets limit of Timing Offset from Pilot. Phase Error Sets the limit of Phase Offset from Pilot. PN Offset Sync Type Radio Config Spectrum Page Specifies the alpha value of the complimentary filter. Page Page Restores all measurement parameters to their default values. Page Sets the control mode for the selected marker to Delta mode. Page Page Page Page I/Q Error View - Mag Error Window Sets the X axis reference position in the magnitude error window. Page Page the scale per division and reference value results in the phase error window. Page Page Page Page View Selection (Remote Command only) View Settings Constellation (Constellation only) Chip Offset Specifies the number of chips offset from the first chip in a captured PCG. I/Q Chips Specifies the number of I/Q chips displayed for the I/Q waveforms. Page I/Q Error Power Timing and Phase View Page Page 12 QPSK EVM Measurement Page Page Page Ref Value (Phase Error Window) Sets the absolute power reference value in the phase error window. Ref Value (EVM Window) Sets the absolute power reference value in the EVM window. Page Scale/Div (Phase Error Window) Sets the sensitivity measurement result in the phase error window. Scale/Div (Evm Window) Sets the sensitivity measurement result in the EVM window. Page Page Page Accesses a menu of functions that enable you to specify and control the Info BW. Info BW Accesses a menu that enables you to select either A Gaussian or Flat Top filter. Info BW Control Page Page Page Page Page Page Marker Chip Value (Remote Command Only) If the Marker Trace is set to I/Q Polar (POLar), this command provides no effects. Marker Y Axis Value (Query Only) Returns the Marker Y Axis value, in the current marker Y Axis unit. Marker Properties Selects the marker the selected marker will be relative to (its reference marker). Marker Trace Assigns the specified marker to the designated trace. Couple Marker Page Page Page Page Avg/Hold Number Meas Interval Sets the length of the measurement interval (number of data points) that are used. Page Meas Offset & Interval Meas Interval Specifies how long the signal is observed. Spectrum Page Chip Rate Changes the chip rate for the measurement. Page Selects the range of IF gain. Page Page Page Page Moves the selected marker to the minimum value on the y-axis of the current trace. Page Page Page Page Page X Ref Value Page X Scale/Div Page X Ref Position Ref Position (X Scale, EVM Window) Sets the X axis reference position in the EVM window. X Auto Scaling Page Page Page Page Page Page I/Q Measured Polar Graph Page Page Page Page Chip Offset Sets the chip offset number from the first chip in a measured signal. I/Q Chips Specifies the number of I/Q chips used to display the I/Q waveforms. Page I/Q Error View Page Page 13 Common Measurement Functions Page Reference Level Page Page Page Page Page Page Page Page Page Page Page Range Page Page Page Page Page Scale / Div Scale Type Presel Center Preselector Adjust Page Page Page Page Page Page Page Reference Level Offset Page W Path Control Page Page Page Page Turns the internal preamp off Page Page Auto Couple Page Page Page Page VBW:3dB RBW Page Span:3dB RBW RBW Control Page Page Page Page Page Cont (Continuous Measurement/Sweep) Page FREQ Channel Auto Tune/Zoom Center/Zone Center Page Page Center Freq Page Input 2: Tracking Generator Frequency Limits (N9000A only): The following table shows the Center Frequency Presets for modes other than Spectrum Analyzer: Page Page Start F req Page Stop Freq Page Page CF Step Freq Offset Page Page Input/Output Page RF Input Page Page RFIO2 Specifies using the RFIO 2 port, if supported, for the current measurement RF Calibrator Lets you choose a calibrator signal to look at or turns the calibrator "off". 50 MHz Selects the 50 MHz internal reference as the input signal. Switches the input back to the selected input (RF or I/Q) External Gain MS Sets an external gain/attenuation value for MS (Mobile Station) tests. BTS Sets an external attenuation value for BTS (Base Transceiver Station) tests. Restore Input/Output Defaults Data Source Corrections Page Page Page 937 Input/Output On a linear scale (like that of the test set), this translates to: Page Page Page Page Page Page Page Freq Ref In Page Page RF Output & Test Set Config Page Page Page or source. Input Port Specifies the multiport adapter unit input port used. Page Page ON/OFF. See the table below for bitmapping. Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Output Config Selects no signal to be output to the Trig 1 Out or Trig 2 Out connector. Page Page Page Page Page Page Page Page Page Page Select Marker Normal Delta Fixed Fixed Marker X-axis Value Fixed Marker Y-axis Value Off Page Page Page Page Page Page Marker Table Marker Count Page Page Page Page Page Marker Function Select Marker Marker Noise Page Band/Interval Power Band/Interval Density Page Marker Function Off Band Adjust Page Page Page Measure at Marker Page Page Page Page Page Page Page Page Page Page Marker To Mkr->CF Mkr->CF Step Mkr->Start Mkr->Stop Mkr->Span Mkr->CF Mkr->Ref Lvl Meas Remote Measurement Functions Page Page Page Page Page Page Xi Xi region(s) |Xi| 10 t Page Page Page Page Page Average/Hold Number Average Type Page Page Page Page Page trace does not turn red if it crosses a secondary limit line. () )10 log log ff ff Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page N dB Points Page Page Page Page Page ADC Dither Page Swept IF Gain Activates the auto rules for Swept IF Gain FFT IF Gain Page Analog Demod Tune & Listen Page Page Page Page Page Page Page Mode Page Application Mode Number Selection (Remote Command Only) Application Mode Catalog Query (Remote Command Only) Application Identification (Remote Commands Only) Page Application Identification Catalog (Remote Commands Only) Application Catalog Revision Returns the Revision of the provided Model Number. Application Catalog Options Returns a list of Options for the provided Model Number Detailed List of Modes Page Page Global Settings Page Mode Setup Radio Restore Mode Defaults Page Page Page Marker Delta Mkr->CF Mkr->Ref Lvl Peak Criteria Page Page Page Page Peak Table Page Display Line Threshold Display Line Threshold Threshold Display Line Display Line Threshold Continuous Peak Search On/Off Page Page Recall Amplitude Correction Page Page Page Page Page Restart Page Amplitude Correction Page Page Page Page Page Page Page Single (Single Measurement/Sweep) Page Source (Internal) Allows you to access the Amplitude sub-menu. RF Output This parameter sets the source RF power output state. Amplitude Page Page Page Page Modulation Allows you to access the Frequency sub-menu. Allows you to toggle the state of the modulation. Frequency Page Page GSM/EDGE Channel Number Ranges W-CDMA Channel Number Ranges Page Page CDMA 2000 / 1xEVDO Channel Number Ranges Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Modulation Setup Page Pressing this key changes the central view area to show the Waveform File Selection view. Page Page Page Page Page ARB Setup Allows access to the ARB setup sub-menus. Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Waveform Utilities Allows you access to the waveform utilities sub-menus. Page Page Page Page Page Page Marker Utilities Allows access to the marker utilities sub-menus. Page Page Page Page Page Page Page Page Page Page Page Page List Sequencer Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Channel Allows you to specify the frequency of the current step via a channel number. Frequency Allows you to specify a frequency value for the current step. Power Allows you to specify a power value for the current step. Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Source Preset Source Self Test Recall Save Signal Studio Commands Page Sequence Studio Commands Page Span Page Zero Span Page Page Page Lets you set the sweep functions that control features such as sweep type and time. See More Information on page 1271. Page Page Page whether you want to optimize for dynamic range or for speed. These rules are chosen under the Sweep Swept Manually selects swept analysis, so it cannot change automatically to FFT. FFT Manually selects FFT analysis, so it cannot change automatically to Swept. Page Page Page Page Page Page Page Page Page Page Page Gate View Start Time Controls the time at the left edge of the Gate View. Gate Length Controls the length of time that the gate is on after it opens. Method This lets you choose one of the three different types of gating. Page Page Page Page See More Information on page 1293 Page Page Page Page Zoom Points Abort (Remote Command Only) Page Page Page Page Select Trace Clear Write Trace Average Max Hold Min Hold View/Blank Page Page Page Page Page Page Page Page Page Preset Detectors Clear Trace Clear All Traces Math Page Page Page Page Page Page Page Page Page Page Copy/Exchange The X-axis settings and domain of a trace go with it when it is copied or exchanged. From Trace Selects the trace to be copied to or exchanged with the Send/Query Trace Data (Remote Command Only) Page Format Data: Numeric Data (Remote Command Only) Format Data: Byte Order (Remote Command Only) Smooth Trace Data (Remote Command Only) Number of Points for Smoothing (Remote Command Only) Mean Trace Data (Remote Command Only) Page Page Page Page Trigger Source Presets Here are the Trigger Source Presets for the various measurements: Page Page Page Page Page Free Run Video (IF Envelope) Page Page Page Line Page External 1 Page Page External 2 Page spans. RF Burst RF path. Page Page spans. Periodic Timer (Frame Trigger) Page Page Page Page Page Page Page Baseband I/Q Page Page Page Page Page Page Page Page Page TV Page Field Accesses the menu to select the field. Page Page Page SECAM-L Sets the TV standard to SECAM-L. Auto/Holdoff Opens up a menu that lets you adjust Auto Trigger and Trigger Holdoff parameters Holdoff Type Lets you set the Trigger Holdoff Type. Page Page Page Page Page Page Page Page Page Page Full Screen Display Enable (Remote Command Only)