Simulation results show that the complexity of the optimized algorithm has been reduced to 1/8 of the original, and the compression ratio is 4 times that of systems based on ADPCM.

• 仿真实验结果表明 ；算法优化和改进后的复杂度仅是此前的 1/ 8；系统的压缩能力在相同的语音质量下是现有基于 ADPCM语音记录设备的 4倍 .