On the basis of theoretical calculation the optimum voice length is obtained for different voice signal coding rates and packet overheads.
在理论计算的基础上，给出了话音编码速率和分组开销为不同数值时的最佳话音分组长度。
2
So when transmitting, Chinese can solve the question of channel transmission and the optimumcoding of linguistic information better, and improve the quality of channel.
因而，汉语在传输时，可以更好地解决信道传输、语言信息的最佳编码问题，从而提高信道的质量。
3
The paper analyses the gray-tone mask physical mechanism, coding and optimum process.