Lg display co., ltd. (20240222516). THIN FILM TRANSISTOR SUBSTRATE AND DISPLAY APPARATUS COMPRISING THE SAME simplified abstract

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THIN FILM TRANSISTOR SUBSTRATE AND DISPLAY APPARATUS COMPRISING THE SAME

Organization Name

lg display co., ltd.

Inventor(s)

Youngjin Yi of Paju-si (KR)

WonSang Ryu of Paju-si (KR)

SungSoo Shin of Paju-si (KR)

THIN FILM TRANSISTOR SUBSTRATE AND DISPLAY APPARATUS COMPRISING THE SAME - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240222516 titled 'THIN FILM TRANSISTOR SUBSTRATE AND DISPLAY APPARATUS COMPRISING THE SAME

Simplified Explanation:

This patent application describes a thin film transistor substrate with a transparent gate electrode that can release charges from the active layer during operation to maintain a constant threshold voltage.

  • The substrate includes a thin film transistor with a transparent gate electrode made of a conductive oxide semiconductor material.
  • The transparent gate electrode allows light to be irradiated onto the active layer, releasing accumulated charges.
  • This process helps in maintaining a consistent threshold voltage during the operation of the thin film transistor.

Key Features and Innovation:

  • Transparent gate electrode made of a conductive oxide semiconductor material.
  • Ability to release charges from the active layer using light irradiation.
  • Maintenance of a constant threshold voltage during operation.

Potential Applications:

The technology can be used in:

  • Display panels
  • Touchscreen devices
  • Flexible electronics

Problems Solved:

  • Prevents the buildup of charges in the active layer.
  • Ensures a more stable operation of the thin film transistor.

Benefits:

  • Improved performance of thin film transistors.
  • Enhanced reliability and longevity of electronic devices.

Commercial Applications:

Potential commercial applications include:

  • Consumer electronics manufacturing
  • Display technology companies
  • Semiconductor industry suppliers

Questions about Thin Film Transistor Substrate:

1. How does the transparent gate electrode help in maintaining a constant threshold voltage?

  - The transparent gate electrode allows light to be irradiated onto the active layer, releasing accumulated charges and preventing fluctuations in the threshold voltage.

2. What are the potential benefits of using a transparent gate electrode in thin film transistors?

  - The use of a transparent gate electrode can lead to improved performance, stability, and reliability of thin film transistors, making them suitable for various electronic applications.


Original Abstract Submitted

a thin film transistor substrate can include a first thin film transistor disposed on a substrate, the first thin film transistor including a first source electrode, a first drain electrode, a first active layer and a first gate electrode, in which the first gate electrode is disposed on the first active layer and includes a transparent conductive oxide semiconductor material. also, the first gate electrode can be transparent and can allow light to be irradiated onto the first active layer to release a buildup of charges from accumulating within the first active layer while the first thin film transistor is in operation in order to maintain a more constant threshold voltage.