NEC Univerge SV9100 Manual page 755

Input Data
Ite
m
No.
18 Silence Compression (VAD)
Threshold
Set the voice level judged to be
silence.
Change value based .30
This entry is ignored if silence
compression is disabled in 84-01-
03 with G.711, or 84-01-06 with
G.729.
19 Idle Noise Level
Set the noise level which is
generated when silent.
20
Echo Canceller Mode
Determine whether or not to use
Echo canceller.
21
Signal limiter
Set the Signal Limiter Mode.
22
Echo Canceller NLP Mode
Non-linear processing mode.
Enable this option to decrease the
low level echo. When NLP is
enabled, the voice with low level is
replacecd with NLP noise. As a
result, a low echo of the level is
usually removed compared with the
conversation level.
23 --- Not Used ---
24
Echo Canceller NLP Noise
Setting
Becomes invalid item if 84-12-22 is
set to Disabled.
Set the noise level adjusting
method added with NLP.
When "0" is set, the level is self-
adjusted - when "1" is set, Program
84-13-23 is used.
25 - Not Used -
13-160
Item
0-30
(self-adjustment and
-19db ~ +10db)
0 = self-adjustment
1:-19db (-49dbm)
:
20 = 0db (-30dbm)
:
29 = 9dbm (-21dbm)
30:10dbm (-20dbm)
5000-7000
(-5000 ~ -7000dbm)
5000 = -5000dbm
:
7000 = -7000dbm
0 =Disable
1 =Enable
1 =Mode0
2 =Mode1
3 =Mode2
4 =Mode3
5 =Mode4
6 =Mode5
0 =2 wire & 4 wire
1 =2 wire only
0 =adaptive
1 =fixed
-
Input Data Default
Issue 2.0
20
7000
1
6
1
0
-
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