4K UltraHD Television Technology


UltraHD TVs become the latest innovation to spoil the user’s eyes television through super high resolution display. Standard display previously called “4K” since late 2012 has had an official name UltraHD. To be able to carry the label “UltraHD”, the Consumer Electronics Association requires a product for at least capable of delivering native 4K video at a resolution of 3840 × 2160 without upconverting. Means there are eight million pixels (8 megapixels) image data are displayed as well.

Early 2014, Ultra HD 4K technology has been introduced through the CES (Consumer Electronics Show) 2014 in Las Vegas. Is a leading electronics manufacturers LG and Samsung introduce Television 77 “Ultra HD 4K Curved OLDE TV (TV curved), with a resolution of 3840 × 2160 resolution is not really a true standard.

UltraHD 4K TVs, 4K is not the truth

At the consumer level, there is no difference between 4K and UltraHD. But if you talk to a professional in the production of video or cinema industry, the so-called consumer 4K, 4K actually not.

In a matter of technical 4K digital cinema is a standard that requires a resolution of 4096 x 2160 pixels. The first number is the horizontal measurement, and the latter is vertical, and both work as match the aspect ratio of 1.9: 1. Looking at these figures, it makes sense to use the term 4K, because the horizontal measurement on the value of 4000, although the length is shorter than the actual size of 4K standard.
Consumer needs UtraHD TV

Whatever technically count of actual 4K. Love-love of the manufacturers of consumer electronics. The fact that there is, the position as the user does not need to be confused, what is now on the market that would be purchased. The issue is whether the consumer takes UltraHD TV “family” ?.

The answer is certainly “not always”, or even can be answered “no”, because 1080p HDTV you are still going to work the next few years. Standard broadcast 1080p will not be lost as analog broadcasts in 2009. Even in villages analog TV has not been lost, and manufacturers are still producing analog TV. However, you may still be tempted to switch after sitting in front of a set of Ultra HD 4K when you visit the store nearest television.

Have more pixels on the screen does not just mean better picture on larger television. It also makes it more difficult to see the individual pixels when you sit very close to the television. So, point of view, the distance you and your family watch television very important consideration in buying this UltraHD television.

Manufacturers such as Sony, LG, Samsung, Toshiba, Hisense, and Seiki, has released UltraHD TVs in sizes ranging from 55 to 85 inches. The problem is, this device is a little ahead of his time (too early) to be launched. They do not conform to the new standard HDMI 2.0, and built-in VOD applications for services such as Netflix and Amazon Instant. So it will not allow you to stream content Ultra HD.

Plus the problem of content on television technology UltraHD 4K, that to display the content SD (standard definition) or HD (high definition), the content must first be dinaikkkan scale (upscaled) to be displayed full screen (fullscreen0. Most Blu-ray have upscalling chip in it to convert DVD content (480p) content to 1080p so it looks better on a 1080p television. Similarly, the set of Ultra HD must convert SD or HD content to Ultra HD resolution before it can be displayed.

And that’s why some manufacturers have announced an upgrade path from some of the problems that arise, or at least the intention to develop it. But for consumers make more sense to wait and see.

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