Objective speech quality testing and informal listening testing results show that the intelligibility, naturalness and anti-noise performance of the 1.2 kb/s speech coding algorithm excel 2.4 kb/s LPC algorithm.

• 客观音质测试和非正式主观测试结果表明 ；该算法在自然度、清晰度和抗噪声等方面明显优于 2 .；4kb/s LPC算法；是低速率下一种良好的编码方案。