18392128. Display Device simplified abstract (LG Display Co., Ltd.)
Contents
Display Device
Organization Name
Inventor(s)
Display Device - A simplified explanation of the abstract
This abstract first appeared for US patent application 18392128 titled 'Display Device
Simplified Explanation: The patent application describes a display device with a unique pixel circuit design to improve voltage stability.
- The display device includes a substrate with sub-pixels, each containing a light-emitting element.
- The pixel circuit on each sub-pixel features a driving transistor with a dual gate structure.
- A capacitor is connected between the high-potential power line and a node in the driving transistor to reduce voltage variation.
Key Features and Innovation:
- Dual gate structure in the driving transistor for improved performance.
- Capacitor integration to enhance voltage stability in the pixel circuit.
Potential Applications:
- OLED displays
- LED displays
- Electronic signage
Problems Solved:
- Voltage variation in pixel circuits
- Performance inconsistency in display devices
Benefits:
- Enhanced display quality
- Improved energy efficiency
- Extended lifespan of display devices
Commercial Applications: The technology can be utilized in various consumer electronics, signage, and display panels, enhancing visual quality and energy efficiency in these products.
Prior Art: Prior research on display device pixel circuit designs and voltage stabilization techniques can provide valuable insights into the development of this technology.
Frequently Updated Research: Stay updated on advancements in display technology, semiconductor design, and energy-efficient electronics to further enhance the innovation described in the patent application.
Questions about Display Device Pixel Circuit Technology: 1. How does the dual gate structure in the driving transistor contribute to improved performance? 2. What are the potential commercial applications of this technology beyond display devices?
Original Abstract Submitted
A display device includes: a substrate; a plurality of sub pixels on the substrate; a light-emitting element on a sub pixel; and a pixel circuit on the sub pixel and comprising: a driving transistor including a gate electrode having a dual gate structure, a source electrode, and a drain electrode, the driving transistor connected between a high-potential power line and the light-emitting element; and a capacitor connected between the high-potential power line and a node between the source electrode and the drain electrode of the driving transistor. The capacitor may reduce the variation in voltage between the gate electrode and the source electrode of the driving transistor.
