A 6.6 kbit/s WELP speech coder/decoder real time realization hardware system is discussed. With two ADSP2181 chips and fixed point algorithms, the system shows high performance while its synthesized speech quality is good.

• 在此基础上，给出了用两片ADSP2181芯片实现的6.；6kbit/sWELP语音编译码器的定点实时实现系统，并对该系统作了性能测试和语音质量评测，表明了该系统的良好特性。