18483653. Stretchable Display simplified abstract (Apple Inc.)

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Stretchable Display

Organization Name

Apple Inc.

Inventor(s)

Prashant Mandlik of Sunnyvale CA (US)

Bhadrinarayana Lalgudi Visweswaran of San Mateo CA (US)

Mahendra Chhabra of Los Gatos CA (US)

Chia-Hao Chang of Taoyuan (TW)

Shiyi Liu of San Jose CA (US)

Siddharth Harikrishna Mohan of Aurora IL (US)

Zhen Zhang of Sunnyvale CA (US)

Han-Chieh Chang of Sunnyvale CA (US)

Yi Qiao of San Jose CA (US)

Yue Cui of Campbell CA (US)

Tyler R Kakuda of San Francisco CA (US)

Michael Vosgueritchian of San Francisco CA (US)

Sudirukkuge T. Jinasundera of San Jose CA (US)

Warren S Rieutort-louis of Cupertino CA (US)

Tsung-Ting Tsai of San Jose CA (US)

Jae Won Choi of San Jose CA (US)

Jiun-Jye Chang of Cupertino CA (US)

Jean-Pierre S Guillou of San Diego CA (US)

Rui Liu of San Jose CA (US)

Po-Chun Yeh of Sunnyvale CA (US)

Chieh Hung Yang of Taipei (TW)

Ankit Mahajan of Los Gatos CA (US)

Takahide Ishii of Taoyuan (TW)

Pei-Ling Lin of New Taipei City (TW)

Pei Yin of Taoyuan (TW)

Gwanwoo Park of Seoul (KR)

Markus Einzinger of Sunnyvale CA (US)

Martijn Kuik of Santa Clara CA (US)

Abhijeet S Bagal of Sunnyvale CA (US)

Kyounghwan Kim of San Jose CA (US)

Jonathan H Beck of San Francisco CA (US)

Chiang-Jen Hsiao of New Taipei City (TW)

Chih-Hao Kung of Hsinchu (TW)

Chih-Lei Chen of Tai Chung (TW)

Chih-Yu Chung of Zhongli (TW)

Chuan-Jung Lin of Yunlin (TW)

Jung Yen Huang of Taoyuan (TW)

Kuan-Chi Chen of Hsinchu (TW)

Shinya Ono of Santa Clara CA (US)

Wei Jung Hsieh of Taoyuan (TW)

Wei-Chieh Lin of Hsinchu (TW)

Yi-Pu Chen of New Taipei City (TW)

Yuan Ming Chiang of Zhubei (TW)

An-Di Sheu of Taipei (TW)

Chi-Wei Chou of New Taipei City (TW)

Chin-Fu Lee of Yuanlin (TW)

Ko-Wei Chen of New Taipei City (TW)

Kuan-Yi Lee of New Taipei City (TW)

Weixin Li of Sunnyvale CA (US)

Shin-Hung Yeh of Taipei (TW)

Shyuan Yang of San Jose CA (US)

Themistoklis Afentakis of San Jose CA (US)

Asli Sirman of San Jose CA (US)

Baolin Tian of San Jose CA (US)

Han Liu of Sunnyvale CA (US)

Stretchable Display - A simplified explanation of the abstract

This abstract first appeared for US patent application 18483653 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.

  • The display includes a conductive cutting structure with an undercut to create a discontinuity in the OLED layer, reducing lateral leakage and providing a cathode voltage to the OLED pixels.
  • First and second inorganic passivation layers are formed over the OLED pixels, with organic inkjet printed layers interposed between them.
  • The technology aims to improve the performance and durability of displays by mitigating leakage and enhancing the structural integrity of the OLED pixels.

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

Problems Solved: - Lateral leakage in OLED displays - Structural integrity of stretchable displays - Performance enhancement of flexible electronics

Benefits: - Improved display durability - Enhanced display performance - Increased design flexibility for electronic devices

Commercial Applications: Title: Stretchable OLED Displays: Innovations in Flexible Electronics This technology could revolutionize the wearable technology market, automotive display systems, and consumer electronics industry by offering durable and high-performance stretchable OLED displays.

Questions about Stretchable OLED Displays: 1. How does the conductive cutting structure improve the performance of OLED pixels in the display?

  The conductive cutting structure creates a discontinuity in the OLED layer, reducing lateral leakage and providing a cathode voltage to enhance OLED pixel performance.

2. What are the potential applications of stretchable OLED displays beyond consumer electronics?

  Stretchable OLED displays could be used in medical devices, smart textiles, and architectural lighting applications.


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.