在超声相控阵成像中，处理回波信号成像时需要插值和坐标转换，此程序时针对64位win7系统生成的mex文件。-Ultrasonic phased array imaging processing the echo signal imaging interpolation and coordinate transformation, this program is for 64-bit win7 system generated mex file.

声学系统测试，生成impulse noise 和non-Gaussian noise混和信号-Acoustic system testing, generate impulse noise and non-Gaussian noise mixed signals