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Acoustical Echo Canceller Software (G.167 Software)
Floreat’s Acoustic Echo Canceller Software implements the ITU-T G.167 recommendation. Acoustic Echo Canceller (AEC Software) is used to cancel acoustic feedback between a loudspeaker and a microphone in loud-speaking audio systems, teleconferencing devices and voice-controlled systems.
The Floreat G.167 Acoustical Echo Canceller software (AEC Software) is modular, re-locatable and re-entrant to support multi-channel capability and can operate within a multi-tasking environment or as a single task.
It supports user callable functions and can be integrated with Floreat’s other fax, telephony, speech compression, VoIP, FoIP, DSVD, imaging and video software for various applications. Floreat G.167 AEC software is supported on various DSPs and processors as well as offered in ANSI C.
Features:
Conforms to ITU-T G.167 requirements
Supports user callable functions
64 ms echo delay
Fast convergence
Direct interface with PCM 8 KHz sampled data.
Robust double talk detector and non linear processor
Both sample-by-sample and block based processing supported
Automatic continuous training
CNG modules can be optionally added for enhanced performance
Easily portable, re-entrant and re-locatable code
C callable APIs
Acoustical Echo Canceller Software (G.167 Software) printable pdf version 
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