Virtual instruments is a combination product of the digital signal processing and computer technology, generally composed of hardware platforms and software applications.
虚拟仪器是数字信号处理与计算机技术相结合的产物，一般由硬件平台和应用软件两大部分构成。
2
On the base of hardware approach, to discuss all the theory involve in active detecting sonar system, including the selection of signal waveform, digital signal sampling, digital signal processing.
以硬件为基础，对所涉及到的理论都作论述，包括探测声纳的信号波形选择，数字信号采样、处理原理与方法。
3
The hardware implementation of arbitrary dimension matrix inversion would have more widely application prospect in digital signal processing field.