Keysight E6640A, Measurement Applications User & Programmer Reference

Page: 2089 / 2870

13 Modulation Accuracy (Composite EVM) Measurement
Meas Setup
Key Path
Meas Setup, Symbol Boundary, Predefined Test Models, Test Model 3
Initial S/W Revision A.07.00
Test Model 3 w/8 DPCH w/S-CCPCH (BTS only)
Selects standard Test Model 3 w/8 DPCH w/S-CCPCH.
3GPP TS25.141 Table 6.4: Test Model 3 (2009–12 version)
Type
Number of
Channels
Fraction of Power (%)
16/32
Level
settings (dB)
16/32
Channelization
Code Timing offset
(x256Tchip)
P-
CCPCH+SCH 1 15,8/15,8/12,6/7,9 –8/ –8 / –9 /
–11 1 0
Primary CPICH 1 15.8/15.8/12,6/7,9 –8/ –8 / –9 /
–11 0 0
PICH 1 2.5/2.5/5/1.6 –16/ –16/ –
13/ –18 16 120
S-CCPCH
containing
PCH (SF=256) 1 2.5/2.5/5/1.6 –16/ –16/ –
13/ –18 3 0
DPCH
(SF=256)
4*/8*/16/32 63,4/63,4/63,7/80,4
in total See 3GPP
TS25.141
table 6.5 See 3GPP
TS25.141 table
6.5 See 3GPP
TS25.141 table
6.5
Table Note *: Only applicable to Home BS
Key Path
Meas Setup, Symbol Boundary, Predefined Test Models, Test Model 3
Initial S/W Revision A.07.00
Test Model 4 (BTS only)
Allows you to select one from a variety of configurations using Test Model 4.
3GPP TS25.141 Table 6.6: Test Model 4 Active Channels
Type
Number of
Channels Fraction of
Power (%)
Level
setting
(dB)
Channelization
Code Timing
offset
Type
SCH 1 50 to 1.6 –3 to –
18 1 0 SCH
Primary CPICH1 1 10 –10 0 0 Primary CPICH1
W-CDMA & HSPA Measurement Applications Reference 2089