Researchers create 10,000 PPI OLED display screen, might be nice for VR

Sony Xperia 1 II bottom display

  • Samsung and Stanford researchers have created a ten,000 PPI OLED display screen.
  • This presents higher pixel density than even a 6-inch show with 32K decision.

Pixel density is likely one of the key components in display screen high quality, serving as a measure of how sharp a show is. The Sony Xperia 1 II and its 4K display screen delivers 643 pixels per sq. inch (PPI), delivering the sharpest display screen on a smartphone in 2020.

Now, Samsung and Stanford researchers have created an OLED show with a pixel density of roughly 10,000 PPI (h/t: IEEE Spectrum). In different phrases, even a 6-inch show with 32K decision (30,720 x 17,280) wouldn’t match up, topping out at almost 6,000 PPI.

The researchers used an OLED movie to beam out white gentle to 2 reflective layers, with one being a silver movie and the opposite being a “metasurface.” This metasurface includes a “forest of microscopic pillars,” which function pixels measuring 2.4 microns in measurement.

The crew notes that gentle is mirrored backwards and forwards between these layers, with this build-up enabling “twice the luminescence effectivity of ordinary color-filtered white OLED shows, in addition to larger coloration purity.” Take a look at a picture displaying the display screen tech under.

samsung stanford 10000 ppi screen ieee spectrum

VR might be one appropriate use-case for this 10,000 PPI show, in line with the researchers. It undoubtedly feels like an attention-grabbing use for the tech then, and it will be an exponential leap over present shopper headsets. For instance, the likes of the Valve Index and HTC Vive Cosmos supply PPIs effectively underneath 800.

It’s additionally price noting {that a} 10,000 PPI display screen would seemingly require a ton of horsepower for VR and common computing that simply isn’t there but for shoppers. The newest and best RTX 3080 graphics card tops out at 8K, for instance. This interprets to 275 PPI for a 32-inch 8K monitor.

We wouldn’t financial institution on seeing a ten,000 PPI OLED show on smartphones anytime quickly both. Along with horsepower necessities, all these pixels would seemingly result in large battery drain.

However, the Samsung and Stanford crew’s analysis notes that 20,000 PPI is definitely the theoretical restrict for the know-how. They do nevertheless be aware that brightness is a serious trade-off once you shrink these pixels under one micron in measurement.

Subsequent: The most effective displays you will get for work and play


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