anti-alias filter meaning in English

抗混淆滤波

The paper is to design analogue lowpass filtering circuits with high performances . the circuits are used directly as anti - alias filters in an analogue front - end of video decoder ic ( integrated circuit )
<中文摘要> =本文旨在设计高性能的模拟低通滤波电路，用作视频解码芯片模拟前端中的抗混叠滤波器。
The field of video signal processing is now undergoing a digital reform . the digital processing technique is clearly expatiated in this paper , such as a / d convert , anti - alias filter , clamp control , gain control , pll , synchronization circuit , color decoder , comb filters
本文详细叙述了视频图像的数字处理方法，重点介绍了视频信号数字化技术、抗混叠滤波器、箝位、增益控制、锁相技术、同步时钟产生、电视信号亮色分离、彩色解码等技术，这些关键技术为视频信号的数字化处理提供了重要的基础。