4 acoustic echo cancellation Page 90
Page 90
Administrator Guide - SoundPoint
®
IP / SoundStation
®
IP
Optimization
82
Copyright © 2004 Polycom, Inc.
4.6.1.6.4 Acoustic Echo Cancellation
These settings control the performance of the speakerphone acoustic echo canceller.
Do not alter these values.
Attribute
Default
voice.aec.hs.enable
0
voice.aec.hs.lowFreqCutOff
125
voice.aec.hs.highFreqCutOff
3800
voice.aec.hs.erlTab_0_300
-24
voice.aec.hs.erlTab_300_600
-24
voice.aec.hs.erlTab_600_1500
-24
voice.aec.hs.erlTab_1500_3500
-24
voice.aec.hs.erlTab_3500_7000
-24
voice.aec.hd.enable
0
voice.aec.hd.lowFreqCutOff
125
voice.aec.hd.highFreqCutOff
3800
voice.aec.hd.erlTab_0_300
-24
voice.aec.hd.erlTab_300_600
-24
voice.aec.hd.erlTab_600_1500
-24
voice.aec.hd.erlTab_1500_3500
-24
voice.aec.hd.erlTab_3500_7000
-24
voice.aec.hf.enable
1
voice.aec.hf.lowFreqCutOff
125
voice.aec.hf.highFreqCutOff
3800
voice.aec.hf.erlTab_0_300
-6
voice.aec.hf.erlTab_300_600
0
voice.aec.hf.erlTab_600_1500
0
voice.aec.hf.erlTab_1500_3500
-6
voice.aec.hf.erlTab_3500_7000
-6