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“变频技术”这个词在各种媒体上宣传很多,那么什么叫变频技术?变频技术和普通电视使用的技术有何不同?变频技术用在模拟电视或高清度数字电视上对普通用户有什么好处?“变频”顾名思义,就是电视机在工作时频率不断地变化。频率变化究竟有什么好处?要弄清楚这个问题,首先要从照片说起。用放大镜或显微镜来看照片,就会发现图像是由一点一点的像素组成的。报纸上的新闻照片和家庭相片,其组成图像的像素是不一样大的,且密度也不相同。
What is frequency conversion technology? What is the difference between the technology used by frequency conversion technology and ordinary TV? What are the benefits of frequency conversion technology for ordinary users on analogue television or high definition digital television? The term “frequency conversion technology” is widely publicized in various media. As the name suggests, “frequency conversion” means that the frequency of the television changes continuously at work. What are the benefits of frequency changes? To figure out this issue, we must start with photos. With a magnifying glass or microscope to see the photos, you will find the image is composed of a little bit of pixels. The news photos and family photos on newspapers are not the same in size and density.