Display Modules with Direct-lit Backlight Units

The patent application describes a display with a pixel array illuminated by a direct-lit backlight unit containing LEDs on a printed circuit board. The display includes a notch for an input-output component, reflective layers in the notch, and a color conversion layer in the backlight. The LEDs are covered by an encapsulant with recesses on the upper surface.

Display with pixel array and direct-lit backlight unit
LEDs on printed circuit board for illumination
Notch for input-output component with reflective layers
Color conversion layer in backlight
Encapsulant covering LEDs with recesses

Potential Applications

The technology described in the patent application could be applied in various display devices such as televisions, monitors, smartphones, tablets, and other electronic screens.

Problems Solved

This technology helps improve the brightness, color accuracy, and overall performance of displays by utilizing a direct-lit backlight unit with LEDs and a color conversion layer.

Benefits

The benefits of this technology include enhanced image quality, energy efficiency, and potentially lower production costs for display manufacturers.

Potential Commercial Applications

Commercial applications of this technology could include the production of high-quality displays for consumer electronics, digital signage, medical imaging devices, and automotive displays.

Possible Prior Art

One possible prior art for this technology could be the use of LED backlight units in display devices to improve brightness and energy efficiency. Additionally, the incorporation of color conversion layers in backlights may have been previously explored in the display industry.

Unanswered Questions

How does this technology compare to other backlighting methods in terms of energy efficiency and color accuracy?

This article does not provide a direct comparison with other backlighting methods, so it is unclear how this technology stacks up against alternatives in terms of energy efficiency and color accuracy.

What are the potential challenges or limitations of implementing this technology in mass production of displays?

The article does not address any potential challenges or limitations that may arise when implementing this technology in mass production, leaving room for further exploration of this aspect.

Original Abstract Submitted

a display may have a pixel array such as a liquid crystal pixel array. the pixel array may be illuminated with backlight illumination from a direct-lit backlight unit. the backlight unit may include an array of light-emitting diodes (leds) on a printed circuit board. the display may have a notch to accommodate an input-output component. reflective layers may be included in the notch. the backlight may include a color conversion layer with a property that varies as a function of position. the light-emitting diodes may be covered by a slab of encapsulant with recesses in an upper surface.

Apple inc. (20240126120). Display Modules with Direct-lit Backlight Units simplified abstract

Contents

Display Modules with Direct-lit Backlight Units

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