C o m m u n i c a t i o n s , I n c .
Room 0611, Bldg.B Tsinghua Tongfang Technology Plaza, 1 Wangzhuang Road, Beijing, CHINA
- 20 -
Preferred Voice
Codec
AR168F supports up to 7 different Voice Codec types including
PCMU, PCMA, G.726-32, GSM 6.10, iLBC, Speex, G.729
.
Selecting
Null
disables the corresponding voice codec.
Voice Frames
per Tx
Set the number of voice frames transmitted per packet. The
suggested number is below 3(including 3) in order to reduce
delay. The maximum allowable value is 8. The default value is 1.
iLBC Frame Size
Select the frame size of iLBC codec:
20ms
or
30ms
.
Speex rate
Select the rate of Speex codec:
2.15kbps, 3.95 kbps, 5.95 kbps,
8 kbps, 11 kbps, 15 kbps, 18.2 kbps
and
24.6 kbps
.
Voice Activity
Detection(VAD)
Enable/disable
VAD
.
Automatic Gain
Control(AGC)
Enable/disable
AGC
.
Acoustic Echo
Cancellation (AEC)
Enable/disable
AEC.
5.2.3. Basic Protocol Settings
Fig 5.2.4 Basic Protocol Settings