Lg display co., ltd. (20240215384). DISPLAY APPARATUS HAVING AN AUXILIARY ELECTRODE simplified abstract

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DISPLAY APPARATUS HAVING AN AUXILIARY ELECTRODE

Organization Name

lg display co., ltd.

Inventor(s)

SANG HYUK Won of Paju-si (KR)

SEON HEE Lee of Paju-si (KR)

SUNG WOO Choi of Paju-si (KR)

YOUNG KYUN Moon of Paju-si (KR)

DONG IL Chu of Paju-si (KR)

DISPLAY APPARATUS HAVING AN AUXILIARY ELECTRODE - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240215384 titled 'DISPLAY APPARATUS HAVING AN AUXILIARY ELECTRODE

Simplified Explanation:

The patent application describes a display apparatus with pixel areas and a contact area containing an auxiliary electrode. Each pixel area includes a light-emitting device on a device substrate, with an insulating layer having a contact hole overlapping the contact area. A connection electrode connected to the auxiliary electrode simplifies the process of forming the second electrode and minimizes damage to the light-emitting device during connection.

  • The display apparatus includes pixel areas and a contact area with an auxiliary electrode.
  • Each pixel area has a light-emitting device on a device substrate.
  • An insulating layer with a contact hole overlaps the contact area.
  • A connection electrode connected to the auxiliary electrode simplifies the process of forming the second electrode.
  • Damage to the light-emitting device during connection is minimized.

Potential Applications:

1. Consumer electronics such as smartphones, tablets, and TVs. 2. Automotive displays for infotainment systems and instrument clusters. 3. Wearable technology like smartwatches and fitness trackers.

Problems Solved:

1. Simplifies the process of forming electrodes in display devices. 2. Minimizes damage to light-emitting devices during connection. 3. Enhances the reliability and longevity of display apparatus.

Benefits:

1. Improved manufacturing efficiency. 2. Reduced risk of damage to critical components. 3. Enhanced performance and durability of display devices.

Commercial Applications:

The technology can be applied in the production of various electronic devices, leading to more reliable and durable displays. This innovation could attract manufacturers looking to enhance the quality of their products and gain a competitive edge in the market.

Questions about Display Apparatus Technology:

1. How does the presence of the auxiliary electrode simplify the connection process in the display apparatus? 2. What are the potential implications of minimizing damage to light-emitting devices during connection in terms of product reliability and longevity?


Original Abstract Submitted

a display apparatus can include pixel areas and a contact area between the pixel areas. an auxiliary electrode can be disposed in the contact area. each of the pixel areas can include a light-emitting device on a device substrate. an insulating layer including at least one contact hole overlapping with the contact area can be disposed on the device substrate. a connection electrode electrically connected to the auxiliary electrode can extend along a sidewall and a bottom surface of the contact hole. a light-emitting layer and a second electrode of the light-emitting device in each pixel area can extend inside of the contact hole. thus, in the display apparatus, a process of forming the second electrode and the connection electrode can be simplified, and damage of the light-emitting device due to a process of connecting the second electrode and the connection electrode can be minimized.