Screenless Display is a technology that allows users to view content on their devices without needing a screen. This groundbreaking technology has been developing since the 1950s and was first introduced in Japan in the 1990s. Since then, it has gained popularity throughout Asia but has not yet been widely adopted in other countries across the globe.
Screen less display AbstractScreenless display technology refers to a group of display technologies that can project images or information without the need for a physical screen. Examples include holographic displays, virtual retinal displays, projection displays, and optical see-through displays. These technologies aim to create the illusion of a floating or directly projected display. They have the potential to revolutionize various industries and applications but are still in early stages of development. Challenges include cost, size, resolution, and safety. Ongoing research and development continue to push the boundaries of screen-less display technology.
Screenless display is a technology that allows you to use your phone without a screen. This concept is not to replace the traditional screen but rather to augment it with additional functionality. For example, using handwriting recognition software, you could use a screenless display on your phone to take notes in class or annotate documents.
Screenless Displays are not the same as e-ink displays: they do not have any moving parts (like pens or styli). Instead, they rely on an image projected onto an external surface such as glass or plastic film, which then casts light onto an optical sheet mounted inside of them at its backside.
There are several types of screenless display technologies, including:
- Holographic Displays: Holographic displays use the principles of holography to create three-dimensional (3D) images that appear to float in space. They can project light at different angles, allowing viewers to see different perspectives of the image.
- Virtual Retinal Displays (VRD): VRD technology projects images directly onto the user’s retina, typically by scanning a modulated laser or LED across the eye. The light is focused onto the retina, creating the perception of an image in front of the viewer.
- Projection Displays: These displays use projectors to cast images onto surfaces such as walls, screens, or even mist in the air. The projected image can be interactive or viewed from different angles.
- Optical See-Through Displays: Optical see-through displays overlay digital images onto the real-world environment. They use transparent screens or glasses to combine the virtual content with the user’s view of the physical world. Augmented reality (AR) glasses like Microsoft HoloLens and Magic Leap One are examples of optical see-through displays.
Screenless display technologies have the potential to revolutionize various industries and applications, including gaming, entertainment, education, healthcare, and more. They can provide immersive experiences, enable hands-free interaction, and enhance visualization and communication.
It is great to see that technology is evolving faster and faster. We have seen many tablets come out over the years, but it looks like this new type of display will be able to revolutionize how we interact with our devices.
- Full Report: https://jespublication.com/upload/2019-V10-I10-16.pdf
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