一个用VB编写的电话应答软件,可以进行录间和播放。使用TAPI 技术实现的,对串口编程有一定的指导作用-Using VB to prepare a telephone answering software, can be recorded and broadcast between. The use of TAPI technology and programming of serial port a certain guiding function
低通切比雪夫I型数字滤波器阶数为7阶 在2000Hz通带表现截止在2500Hz阻带边界在过渡带和阻带之间是单调下降波形.
-Low-pass Chebyshev Type I digital filter order is 7 in the 2000Hz band pass-band cut-off at 2500Hz stopband performance in the transition zone and the boundary between the monotonic decline in stopband wave.
小型通讯程序的C语言源程序的C语言源程序库,都是C源程序,仅用于学习.-Small communication program of the C language source C language source code library, is C source code only for learning.
讲解空时编码很好的文章PPT格式,北京邮电大学的教材!-Explain the space-time coding a very good article PPT format, Beijing University of Posts and Telecommunications of teaching materials!