By using modified block truncation coding and motion compensation technique based on one-step predictive motion estimation,the proposed codec can compress real-time videophone pictures below the bit-rate of 100 kbps on current PC.

• 利用改进的块截断编码和基于一步预测运动估计的运动补偿技术 ；该算法能够在现有的普通PC机上实时实现全彩色视频电话图像序列的编解码 ；比特率小于 10 0Kbps.