用数字处理技术改善图像质量

Use of Digital Technology to Improve Picture Quality

在目前的电视接收机中，由于采用频谱交错和隔行扫描技术，导致亮色互相串扰、大面积闪烁、行间闪烁等，影响了图象的重现质量．本文介绍用数字处理技术，可以克服或减弱上述缺点．

In conventional TV sets,the image quality of reviewing is greatly interfered due to luminance and chrominance interaction,wide area flicker and flicker among lines caused by the interlacing spetrum technique and interlacing scanning.In the article,the digital prossing technique is introduced which can weaken or overcome those defects.