【摘要】 随着高速数据处理技术的发展,视频信号处理电路的应用越来越广泛。通过使用视频处理LM98640和FPGA组成视频信号处理电路,以FPGA作为硬件主要载体,通过软件程序配置LM98640,进而对输入的模拟信号进行模数转换、相关双采样、可编程增益控制以及数字化综合控制等处理方法。最终实现电路对信号调节功能,得到满意的数字图像。更多还原

【Abstract】 With the development of high speed data processing technology,video signal processing is applied more and more widely in the circuit.In this paper,through the use of video processing LM98640and FPGA video signal processing circuit,using the FPGA as the main carrier of the hardware,the software configuration of LM98640,and then the input analog signal analog to digital conversion,correlated double sampling,programmable gain control and digital integrated control method.The final realization of circuit on the regulating function of the signal,the digital image obtained satisfactory.更多还原