Intel® IXP400 Digital Signal Processing (DSP) Software: Voice Over Internet Protocol Application Note

Intel® IXP400 DSP Software v.2.3 is a software module that performs voice compression, echo cancellation, tone processing, jitter control, etc., required in any IP media gateway or real-time media streaming functions. The DSP software supports G.729a, G.729.b, and G.711 speech codecs; a future release is planned to also support speech codecs G.723.1, G.723.1a, G.722, G.722.1, and G.726. In addition, the DSP software provides FSK signal generation and detection for Caller ID functions, user-defined tone generation and detection, etc.

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