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FullHD at five inches from Sharp

Just a few hours ago, Sharp announced that they are launching into mass production five-inch displays for mobile devices with a resolution of 1920 * 1080, which means a record 443ppi. Moreover, they promise to show a working prototype already this week at an exhibition in Japan.

They drew such a scheme, how it will work:
image

On the one hand, this is very cool. You can naturally lay face on the phone and you will not see the pixels. On the other hand, here I am now writing this topic on a 10 "tablet with exactly the same resolution and with my absolutely healthy eyesight, with all the desire to calculate the height of letters in pixels - I don’t see them at all. Everything is so smooth and clear that sometimes you even get bored by the imperfection of the image.

And, again, such a high resolution of the display will again impose an additional load on the video system of the mobile device, which will lead to losses of electricity, which again keeps us away from the usual 5-8 days of a mobile phone on a single charge.
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I see the only real use of such wild density of dice on such a small area only in helmets a la VRX and all their later counterparts, as well as in the new-fashioned Augmented reality, so that in glasses the picture was cooler than the Terminator. But before that, of course, they still have to dig and dig. After all, for a helmet, screens are needed about an inch, and for glasses - generally 4 * 2mm approximately in order to properly place the projector on the handle.

It seems to me that they would rather construct flexible matrices with transparency of more than 90 percent in order to place them directly on the glass than they get to the FullHD projector on the handle.

In general, progress, of course, makes me happy and reassuring, although personally I would prefer that the energy reserves per cubic centimeter of batteries grow at the same rate than the number of points on the mobile display. By 2015, you give 2200 ampere- hours to a standard battery * mobile phone, weighing 18 grams!

* Yes, I understand that licking such a battery == instant corpse. But I really want not to remember the outlet for at least a couple of weeks.

Source: https://habr.com/ru/post/153079/


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