Evolution of Television 1920 2020 | টেলিভিশনের বিবর্তন ১৯২০-২০২০

Evolution of Television 1920 2020 | টেলিভিশনের বিবর্তন ১৯২০-২০২০


The Evolution of Television 1920-2020. In 100 years, the TV has taken many shapes and sizes. Here’s the history of the television,
from the 1920s to today. The 1920s gaveus the mechanical television. The first model
had a small display on the right, and a huge cabinet These first TVs were very simple,
in comparison to our technology today. They implemented peculiar shapes. Such as the octagon television. Although the technology was impressive, the video quality was not. Facial features were not recognizable unless makeup was worn in a specific way. In the 1930s we saw more refined televisions. With better designs and resolution. This decade saw a giant leap
in video quality. From 100 scan lines at the start of the decade to 405. The 1940s brought us even higher resolutions. Including, the NTSC standard, of 480 lines of resolution
and better audio. In the 1940s it was difficult to produce CRT screens larger than 12 inches. So big screen TVs implemented projection techniques. The 1950s brought us the short-lived
porthole televisions. But most importantly, it brought us the NTSC color standard. But, not many color televisions were sold until the following decade. The sales of color TVs boomed in the 60s. They were now more affordable and the colors were more vivid. The high-end TV sets also included a new invention. The remote control. The 1970s brought
TV designs for every taste and need. There was the upgradeable television with easily
accessible circuit boards. The futuristic televisions. Which implemented curvy design patterns. The colorful TVs that looked more like toys. And the portable combos. Which normally included radios and cassette decks. The 1980s was the
end of the TV as furniture era. These were replaced with color projection TVs with largerscreens and minimalist cabinets. The 1980s gave way to the first LCD TVs. They were tiny and pixelated, but it was a
huge step forward. Portable CRT TVs were a lot more affordable and included additional functions. 1990s This decade was all about Sony’s Trinitron technology. As Sony’s patenthad run out, all competitors were free to use the technology. TV/VCR combos became really
popular in the 1990s. They included FM radio Casio continued to improve their portable LCD TVs. A preview of one of the biggest tech of the following
decade was introduced at the end of the 1990s. The flat HDTV. Priced around $7,000. Throughout the 2000s CRT TVs were still very Populer. As they were inexpensive and could
access HD channels using a converter box. During this decade, LCD tech was finally able
to compete with Plasma. Giving us LCD HDTVs. Then LED TVs arrived. Which were superior
to both. A few brands experimented with ambience lighting. To make the TVs more immersive. Through the decade, HDTVs became pretty smart. They were able to display content from your
computer. As well as connect to different services on the internet. The 2010s with the best combination of tech money can buy. 4K, LED, And 3D. Which all
had just been introduced. Curved screens became the premium feature for a few years. It wasmeant to reduce glare and improve immersion. This works well for computer monitors. But it is barely noticeable on TVs. Something truly impressive was the introduction of wallpaper TVs. These are almost as thin as a credit card. The latest feature is ambient mode. Which lets you match your TV to your decor. It allows you to display your TV as art, or to match your wallpaper. 020 promises many new technologies. Such as the rollable TV. It is completely hidden when it’s off and when it’s on, it grows to the size of the content or application. This is great for calendar and music apps. And avoids the black bars in extra-wide movies. The transparent glass TV is another discreet TV technology. But it will likely be used more for decoration and art, than for entertainment. While the double sided TV will be great for gaming and for commercial applications. If you LIKE this Video Then Please SUBSCRIBE NOW To Notify New Video Turn On Bell Icon.

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