If there are inventions that made humongous effects to human civilization, one if it would probably the Television or TV set or simply TV. Every household all over the world has at least one it. One of the signs that it is still a popular household item is the fact that manufacturers continue to improve and add more features. The display technologies of TVs have evolved as well from the very huge models that require manual changing of channels to very sophisticated units that all you need to do is sit tight and relax.
? OLED (Organic Light-Emitting Diode) ? does not need a backlight to work. Consequently, it draws far less power and electricity consumption. OLED TVs has greater range of colors, vividness, and viewing angle over LCDs. It also has faster response time than standard LCD screens.
? DLP (Digital Light Processing) ? a technology owned by Texas Instruments. Has a high contrast ratio and resolutions offering smooth and jitter-free images. It generally weighs lighter than most LCD and Plasma TVs. DLP screens can also achieve almost perfect geometry and outstanding grayscale linearity.
? Plasma ? can be designed with very large and thin screen. Its lifetime is approximately 60,000 hours of actual display or 6 hours a day usage. Plasma TVs have a wide color range. It also has very low-luminance ?dark room? black level over the lighter grey sections of LCD display.
? Liquid Crystal Display (LCD) ? made up of any number of color or monochrome pixels grouped in front of light source or reflector. Generally, LCDs have more vibrant displays and enhanced ?real-world? contrast ratios over CRTs.
? CRT (Cathode Ray Tube) ? remains a popular choice for home usage because of its cheaper price over LCD panels and other modern TVs. Many manufacturers have already declared that will stop producing CRTs in the next coming years such as Samsung.