Electronic devices have come a long way in recent years.Even the screens have gained an increase in resolution and the addition of a lot of technology.But even though we have similar technologies built into these screens, there are some differences.In this article you know the differences between AMOLED, OLED and P LED screens.OLED (or organic light-emitting diode) is a display technology that runs a current through organic diodes on a glass substrate to create an image.The light-emitting pixels of an OLED screen emit blue and yellow light.Yellow and blue light combine to form white light, which then passes through the red, green, and blue subpixels to produce a single pixel.As each pixel handles its own light and color, OLED displays don't need a separate backlight.OLED screens deliver deep, uniform blacks.This is a direct result of how the technology works.When color is not displayed, light is not emitted from that part of the screen.This gives manufacturers the ability to implement things like an always-on display without burning battery life too quickly.Another important advantage of OLED technology is high contrast ratios.Additionally, OLED monitors are capable of displaying more colors with greater color accuracy than their LCD peers.This is great for photographers and videographers who use their phones to view, edit and create content.The omission of a separate backlight and the use of fewer components means OLED displays can be thinner than LCDs, making them more versatile in your applications.OLED displays can also be transparent, depending on the materials used.Transparent displays are useful for in-display fingerprint readers and under-display cameras, which allow manufacturers to design smartphones with fewer bezels, notches and screen cutouts.However, as with any new technology, OLED technology is not without its flaws.OLED screens are prone to degradation due to age and UV exposure.However, technology has much more positive things.The OLED (Polymer Organic Light Emitting Diode) is a twist on OLED technology where the glass substrate is replaced with a flexible polymer.P OLED displays share most of the benefits of regular OLED displays, but offer advantages in terms of durability and versatility.P OLED displays replace glass substrates with plastics, making them more shock resistant.Another unique advantage is in implementation.Designers can reduce the size of the panel by tucking electronics under an edge of the screen, rather than placing them on the same plane.P OLED screens are also significantly thinner than OLED screens with glass substrates.If you're buying an OLED screen phone, you're buying an AMOLED screen phone.To get the resolution and size of a phone, an OLED display needs to be AMOLED.AMOLED is an acronym for “Active Matrix OLED”, and modern OLED displays found in consumer electronics use an active matrix as opposed to the passive matrices found in older OLED displays.Older OLED screens (also known as passive matrix OLED screens or PMOLED screens) use a passive matrix to drive rows of pixels sequentially.Active matrix thin film transistor arrays used in modern AMOLED displays are more energy efficient than passive OLED panels because they do not require the voltage to increase as the resolution increases.Samsung's AMOLED screens also use plastic substrates, so they benefit from the same advantages mentioned above when it comes to P OLED: greater durability and versatility.Samsung also includes the touch layer on the screen instead of a separate layer above the screen.Resolution is the number of pixels a screen has.Most smartphone screens have a resolution between 720p (1280×720) on the low-end and 4k (3480×2160) on some Sony models.While 4k is excessive and rare for anything below 15 inches, 720p, 1080p and 1440p are all common smartphone resolutions.The optimal smartphone screen resolution depends on the screen size.A metric called pixels per inch (PPI) describes the number of pixels in a vertical or horizontal inch of the screen.For a 6-inch screen, you should aim for at least 1080p or above 350 PPI.This will ensure that the text is crisp.These specs, coupled with brightness, refresh rate and other factors, bring smartphones the perfect picture.SemperUpdate is a Linux site made up of members of the Linux or open source communities.In addition to Linux, we also talk about Geek content, and other technology-related topics.© 2022 AlwaysUpdate - All Rights ReservedLogin to your accountUsername or email address