LCD Color TV, Generating Images in High DefinitionEko Prasetyo,
The popularity of LCD Color TV is getting higher. Now, it even tackles down the sale numbers of traditional cathode ray tube (CTR) TV. Of course, it happens for reason. There must be something that makes LCD technology succeed in doing this. And to explain it, let’s talk about LCD Color TV in details.
LCD TV stands for Liquid Crystal Display Television. This is a television that employs LCD technology to generate images. With this technology, the size of a TV device can be decreased significantly. It becomes much thinner, lighter, and also available in extremely larger size.
With this decreasing dimension, automatically the production cost will also be decreased. That’s why many manufacturers prefer to produce this kind of television than others.
Looking back to the history of LCD Color TV, the early stage of this kind of this display was actually common for 1980s in the computer roles, especially the portable ones. It was competing with plasma display which was still on top of the popularity at that time. Then IT IS Casio, who firstly promote LCD Color TV commercially IN 1983 with its product TV-10. And it was followed by Sharp Corporation with 14” Thin Film Transition (TFT) display.
After that, the development of LCD Color TV is getting rapid, followed by the mass production from world major manufacturers. And by the time, LCD display could replace the use of plasma, especially with its energy efficiency. This is because energy efficiency is one of attractions of LCD Color TV. With this technology, your big television will consume much less power than small CTR tube.
Then, how does the LCD Color TV actually work? In the past, this kind of display generates colored and black images by filtering a white light from cold cathode fluorescent lamp (CCFL) that is placed on the back of the screen. But now, most of the LCD display employs LEDs to generate black and colored images. Here, you will find millions arranged LCD shutters that close and open allowing lights to get through. Each shutter pairs with colored filters, forming sub-pixel. Each sub pixels will forms pixels, and finally they will generate images on screen.
Besides the energy efficiency, image quality also becomes the plus point of LCD Color TV. Since this kind of display uses individual shooters that forms sub pixels, so the images the display could produce more variation of color. Moreover, with the small size of sub pxiels, the image will appears in amazing details. Therefore, many people prefer to use this kind of display to fill their entertainment sector of their house.
But, with all those good things above, it doesn’t mean that LCD Color TV doesn’t have any disadvantages. Especially it comes to its environmental issue. The Nitrogen Triflouride (NF3) that is used in the production process is accused to responsible in creating greenhouse gasses and global warming.
LCD Color TV Needs SDPPI Type Approval Before Marketed in Indonesia
As the technology development goes by, many manufacturer doing much improvisation to their LCD Color TV product. They install so many other high technology to fulfill the needs of the customers. As a result, now LCD Color TV is not only used to watch TV.
But, with various features of it, now you can use this LCD display as a projector, do browsing on the internet, and so many other function.
Moreover, some technology such as Bluetooth, Wireless, NFC, and others might be added to improve the connectivity sector.
Read More about Bluetooth certification in: Approval Test Standard for Bluetooth
Therefore, with the present of these frequency-based features, LCD Color TV is classified to post and telecommunication product. That’s why before marketed in Indonesia, LCD Color TV should obtain SDPPI Type Approval certification first. As quoted from Indonesian regulation No. 18 Tahun 2014 about telecommunication devices certification, every communication device that still being produced, assembled, used and traded in Indonesian territory, is mandatory to have type approval certification.
Some Popular LCD Color TV Brands
Talking about popular LCD Color TV brands, must be easy for you to make a list of it. it is because some brands are so familiar since they do massive campaign on TV. But, for you who are about to buy this device, here are several brands that you can trust. They are Samsung, Panasonic, Sharp, Toshiba, LG, Vizio, Philips, Mitsubishi, Sanyo, Sony, and others.
Of course, we realize that this list doesn’t cover the entire qualified LCD Color TV in the world. So, in case you know a certain brand that you think deserve to be placed in above list, please kindly contact us or just put your thought in the comment session below. Finally, that’s all of the talk about LCD Color TV, may it be helpful in deciding the best TV product that meets your needs.