18448999. IMAGE DISPLAY APPARATUS simplified abstract (CANON KABUSHIKI KAISHA)

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IMAGE DISPLAY APPARATUS

Organization Name

CANON KABUSHIKI KAISHA

Inventor(s)

Tomohisa Aida of Tochigi (JP)

Yosuke Sakai of Tochigi (JP)

IMAGE DISPLAY APPARATUS - A simplified explanation of the abstract

This abstract first appeared for US patent application 18448999 titled 'IMAGE DISPLAY APPARATUS

Simplified Explanation

The image display apparatus described in the patent application utilizes a light source, an image generating element, a light guide element, and a light guide unit to display images effectively. The light guide element transmits light from the light source to the image generating element, where it is converted into image light. The image light then passes through the light guide unit before entering the second surface of the light guide element.

  • Light source, image generating element, light guide element, and light guide unit work together to display images efficiently.
  • Light is transmitted through the light guide element and unit before entering the image generating element to be converted into image light.
  • Distance between the exit surface of the image generating element and the incident surface of the light guide unit is between 0mm and 5mm.

Potential Applications

The technology described in this patent application could be used in various display devices such as televisions, monitors, and projectors.

Problems Solved

This technology solves the problem of efficiently transmitting light from a source to an image generating element for display.

Benefits

The benefits of this technology include improved image quality, energy efficiency, and potentially reduced manufacturing costs.

Potential Commercial Applications

The technology could be applied in the development of high-quality display products for consumer electronics, advertising displays, and digital signage.

Possible Prior Art

One possible prior art for this technology could be similar light guide systems used in display devices such as LCD TVs and projectors.

Unanswered Questions

How does this technology compare to existing display technologies in terms of energy efficiency?

The patent application does not provide specific details on the energy efficiency of this technology compared to existing display technologies. Further research or testing would be needed to determine the energy-saving potential of this innovation.

What are the potential limitations or drawbacks of implementing this technology in commercial products?

The patent application does not address any potential limitations or drawbacks of implementing this technology in commercial products. It would be important to consider factors such as cost, manufacturing complexity, and compatibility with existing display systems when evaluating its commercial viability.


Original Abstract Submitted

An image display apparatus includes a light source, an image generating element, a light guide element, and a light guide unit. The light guide element has a first surface and a second surface opposite to the first surface, and the image generating element is disposed to face the second surface of the light guide element. The light from the light source enters the first surface, transmits through the light guide element and the light guide unit, and enters the image generating element to be converted into the image light, and the image light transmits through the light guide unit and enters the second surface. A distance between an exit surface of the image generating element for emitting the image light and an incident surface of the light guide unit which the image light enters is longer than 0 mm and equal to or shorter than 5 mm.