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13 Modulation Accuracy (Composite EVM) Measurement
View/Display
View/Display
Accesses a menu that allows you to select the Measurement View, and also control various Display
functions.
There are six views for this measurement. Some views display multiple windows. For more information on
each view, see the following:
•
"I/Q Measured Polar Graph" on page 2322
•
•
"Code Domain Power" on page 2332
•
"Peak/Avg Metrics" on page 2336
•
"Capture Time Summary" on page 2342
•
For details of remote commands for view selection, see
"View Selection Remote Commands" on page
Key Path
Front-panel key
Initial S/W Revision
Prior to A.02.00
View Selection Remote Commands
Allows you to select the desired measurement view.
•
The Enumerated ID is used with the SCPI Command :DISP:RHO:VIEW[:SEL] (
(Remote Command only)" on page 2314
•
The Numeric ID is used with the SCPI Command :DISP:RHO:VIEW:NSEL (
(Remote Command only)" on page 2314
Enumerated ID
Numeric ID
View Name & Details
POLar
1
I/Q Measured Polar Graph - Provides a combination view of an I/Q
measured polar vector graph and the summary data.
ERRor
2
I/Q Error (Tri View) - Provides a combination view of the EVM, magnitude
error, and phase error graphs.
PGRaph
3
Code Domain Power - Provides a graph of Modulation Accuracy (Rho)
channels individual power in dB. A table of summary data for the
Modulation Accuracy (Rho) channels is provided in the text window.
TABle
4
Peak/Average Metrics - Provides a table of magnitude error, phase error,
EVM, and the modulation accuracy summary data such as rho, peak and
rms EVM, peak Modulation Accuracy (Rho) error, magnitude error, phase
error, in a text window, in terms of averaged and detected peak/maximum
value in the average cycle.
SUMMary
5
Capture Time Summary – Provides a table that summarizes measurement
W-CDMA & HSPA Measurement Applications Reference
2313
Summary of Contents for E6640A
Page 80: ...Table of Contents lxxx W CDMA HSPA Measurement Applications Reference ...
Page 188: ...3 Programming the Test Set Common Commands 188 W CDMA HSPA Measurement Applications Reference ...
Page 256: ...5 Mode Functions Mode Setup 256 W CDMA HSPA Measurement Applications Reference ...
Page 324: ...6 System Functions System 324 W CDMA HSPA Measurement Applications Reference ...
Page 369: ...8 Channel Power Measurement Auto Couple W CDMA HSPA Measurement Applications Reference 369 ...
Page 389: ...8 Channel Power Measurement Marker W CDMA HSPA Measurement Applications Reference 389 ...
Page 664: ...9 ACP Measurement Auto Couple 664 W CDMA HSPA Measurement Applications Reference ...
Page 669: ...9 ACP Measurement BW W CDMA HSPA Measurement Applications Reference 669 ...
Page 984: ...9 ACP Measurement View Display 984 W CDMA HSPA Measurement Applications Reference ...
Page 1001: ...10 Spectrum Emission Mask Measurement W CDMA HSPA Measurement Applications Reference 1001 ...
Page 1668: ...12 Code Domain Measurement Auto Couple 1668 W CDMA HSPA Measurement Applications Reference ...
Page 2354: ...14 QPSK EVM Measurement 2354 W CDMA HSPA Measurement Applications Reference ...
Page 2364: ...14 QPSK EVM Measurement Auto Couple 2364 W CDMA HSPA Measurement Applications Reference ...