18542788. ILLUMINATION DEVICE AND DISPLAY DEVICE simplified abstract (Japan Display Inc.)
ILLUMINATION DEVICE AND DISPLAY DEVICE
Organization Name
Inventor(s)
ILLUMINATION DEVICE AND DISPLAY DEVICE - A simplified explanation of the abstract
This abstract first appeared for US patent application 18542788 titled 'ILLUMINATION DEVICE AND DISPLAY DEVICE
Simplified Explanation
The illumination device described in the abstract consists of a light guide, a light source, a reflective layer, a first prism, and a second prism. The light guide has a thickness that increases towards one side surface, while the first and second prisms have triangular cross-sectional shapes with different heights in the direction of thickness.
- Light guide with increasing thickness towards one side surface
- First and second prisms with triangular cross-sectional shapes and different heights
Potential Applications
The technology described in this patent application could be used in various lighting applications such as:
- Automotive lighting
- Architectural lighting
- Display backlighting
Problems Solved
This technology helps in achieving more efficient and uniform light distribution by utilizing the unique design of the light guide and prisms.
Benefits
Some benefits of this technology include:
- Improved light distribution
- Energy efficiency
- Enhanced aesthetics in lighting design
Potential Commercial Applications
The technology could find commercial applications in:
- LED lighting industry
- Display manufacturing
- Interior and exterior lighting solutions
Possible Prior Art
One possible prior art could be the use of prisms in lighting devices to control light distribution and enhance efficiency. However, the specific design of the light guide with increasing thickness towards one side surface may be a novel aspect of this technology.
Unanswered Questions
How does the design of the light guide impact the overall efficiency of the illumination device?
The abstract mentions that the light guide has a thickness increasing towards one side surface, but it does not elaborate on how this design feature affects the performance of the device.
What materials are used in the construction of the prisms and how do they contribute to the functionality of the illumination device?
The abstract mentions the triangular cross-sectional shapes of the prisms, but it does not provide information on the materials used or their specific role in the device's operation.
Original Abstract Submitted
According to one embodiment, an illumination device comprises a light guide, a light source, a reflective layer, a first prism and a second prism, wherein the light guide has a thickness in a second direction increasing toward a second side surface, the first prism and the second prism have cross-sectional shapes being formed in a triangle shape, a first height of the first prism in the second direction is smaller than a second height of the second prism in the second direction.