Hands-Free software cancels echoes of speaker with microphone and enables full duplex speech. The software is suitable for the hands-free devices such as cell phone, intercom and video and voice meeting.
- Original audio signal processing technology
- Echo canceller software reduces echo by 60dB at single talk and offer natural sound quality at double talk without switching noise
- Noise suppressor software reduces background noise at hands-free talking
- Reduce noise by 6 to 20dB with 1db step
- Executable on TI DSP, ARM, SH and more.
- Target Specifications
- Sampling Frequency 8kHz,16kHz,24kHz
- Input Data Format PCM ( 16bits, monaural )
- Output Data Format PCM ( 16bits, monaural )
- Echo Reduction 60dB ( at single talk )
- Echo Length 40msec ( changeable )
- Noise Reduction 6 to 20dB ( 1dB step )