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Apple inc. (20240381724). Stretchable Display simplified abstract

From WikiPatents

Stretchable Display

Organization Name

apple inc.

Inventor(s)

Prashant Mandlik of Sunnyvale CA (US)

Bhadrinarayana Lalgudi Visweswaran of San Mateo CA (US)

Xuesong Lu of San Jose CA (US)

Weixin Li of Sunnyvale CA (US)

Wenbing Hu of Campbell CA (US)

Yuchi Che of Santa Clara CA (US)

Tsung-Ting Tsai of San Jose CA (US)

Gihoon Choo of San Jose CA (US)

Shyuan Yang of San Jose CA (US)

Kuan-Yi Lee of New Taipei City (TW)

An-Di Sheu of Taipei City (TW)

Chi-Wei Chou of New Taipei City (TW)

Chin-Fu Lee of Yuanlin (TW)

An-Hong Shen of Taoyuan City (TW)

Ko-Wei Chen of New Taipei City (TW)

Kyounghwan Kim of San Jose CA (US)

Jae Won Choi of San Jose CA (US)

Warren S. Rieutort-louis of Cupertino CA (US)

Sungki Lee of Sunnyvale CA (US)

Stretchable Display - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240381724 titled 'Stretchable Display

The patent application describes a display with a stretchable portion containing hermetically sealed rigid pixel islands, organic light-emitting diode (OLED) pixels, and a flexible interconnect region.

  • Hermetically sealed rigid pixel islands with OLED pixels are used in the display.
  • A conductive cutting structure with an undercut is employed to mitigate lateral leakage in the OLED layer.
  • First and second inorganic passivation layers are formed over the OLED pixels.
  • Multiple discrete portions of an organic inkjet printed layer are interposed between the passivation layers.
  • The cutting structure is electrically connected to a cathode for the OLED pixels and provides a cathode voltage.

Potential Applications: - Flexible displays for wearable technology - Stretchable displays for automotive interiors - Curved displays for consumer electronics

Problems Solved: - Mitigation of lateral leakage in OLED displays - Improved flexibility and durability of displays - Enhanced performance of stretchable displays

Benefits: - Increased display flexibility and stretchability - Enhanced display longevity and performance - Improved visual quality and user experience

Commercial Applications: Title: Stretchable OLED Display Technology for Wearable Devices This technology can be utilized in the development of flexible and stretchable displays for various commercial applications, including wearable devices, automotive displays, and consumer electronics. The market implications include the potential for innovative product designs, improved user interfaces, and increased consumer interest in next-generation display technologies.

Questions about Stretchable OLED Display Technology: 1. How does the conductive cutting structure mitigate lateral leakage in OLED displays? The conductive cutting structure with an undercut causes a discontinuity in the OLED layer, reducing lateral leakage and improving display performance.

2. What are the potential applications of stretchable OLED display technology beyond consumer electronics? Stretchable OLED display technology can also be used in medical devices, smart textiles, and industrial applications for flexible and durable display solutions.


Original Abstract Submitted

a display may have a stretchable portion with hermetically sealed rigid pixel islands. a flexible interconnect region may be interposed between the hermetically sealed rigid pixel islands. the hermetically sealed rigid pixel islands may include organic light-emitting diode (oled) pixels. a conductive cutting structure may have an undercut that causes a discontinuity in a conductive oled layer to mitigate lateral leakage. the conductive cutting structure may also be electrically connected to a cathode for the oled pixels and provide a cathode voltage to the cathode. first and second inorganic passivation layers may be formed over the oled pixels. multiple discrete portions of an organic inkjet printed layer may be interposed between the first and second inorganic passivation layers.

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