User`s guide

User’s Guide 23
E4438C Option H13 Signal Studio for WiMAX
WiMAX Project Parameters
Table 1 Project Parameters
Item Range Default Description
Project
Name
up to 8
characters
Untitled Project name used for the download filename.
Project
Comment
up to 32
characters
Enter any comments.
Mirror
Spectrum
NORMAL |
INVERTED
NORMAL Select whether spectrum is inverted or not.
Marker 1
Marker 2
Marker 3
Marker 4
None |
Waveform
Start |
Frame Start
| Burst
Envelope
|ALC Hold
Frame Start
(Mkr1), Burst
Envelope
(Mkr2), ALC
Hold (Mkr3)
Select what kind of signal will be output for each
marker. None: No output; Waveform Start: High at
the start point of the waveform; Frame Start: High
at each frame start; Burst Envelope: High when
the burst is active; ALC Hold: high when HCL is
active.
Built
Frames
1 to 16 (step
size 1)
1 Set the number of frames to be generated. All
frames will have the same configuration.
Bandwidth
(MHz)
1.25 | 1.5
|1.75 | 2.5 |
3 | 3.5 | 5 |
5.5 | 6 | 7 |
11 | 12 |
14| 15 | 20
|24 | 28
7 Bandwidth of signal.
G 1/4 | 1/8 |
1/16 | 1/32
1/4 Select the guard time (ratio of cyclic prefix to useful
symbol time).
n 144/125 |
86/75 | 8/7 |
316/275 |
57/50
144/125 ’n’ is the Sampling Factor / Bandwidth, or Fs/BW.
This is automatically selected based on the current
Bandwidth.
Frame
Duration
(ms)
2 | 2.5 | 4 |
5 | 8 | 10 |
12.5 | 15 |
20
2.5 Select the frame duration.
BSID 0 to 15 (step
size 1)
1 Set BSID (Base Station Identifier)