Telephony

GAO provides a complete package for telephony that includes speech compression modules and telephony modules. The software packages can be used for Feature phones, Internet Phones multi-channel computer telephony boards, soft PBXs and Voice over IP.

GAO Telephony Modules

AGC	Automatic Gain Control
CID	Caller Identification (Both Type I and II)
CP	Call Progress
DTMF	Dual Tone Multiple Frequency detection and generation
LEC (G.165/G.168)	Echo Cancellation based on G.165/G.168
VAD	Voice Activity Detection
CNG	Comfort Noise Generator
AEC	Acoustic Echo Cancellation
MF R1/R2	MF R1/R2 Software
Adaptive Noise Suppression	Adaptive Noise Suppression Algorithm

GAO’s Rigorous Testing Standards