Semiconductor energy laboratory co., ltd. (20240266444). SEMICONDUCTOR DEVICE simplified abstract

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SEMICONDUCTOR DEVICE

Organization Name

semiconductor energy laboratory co., ltd.

Inventor(s)

Shunpei Yamazaki of Setagaya (JP)

Masayuki Sakakura of Isehara (JP)

Hideomi Suzawa of Atsugi (JP)

SEMICONDUCTOR DEVICE - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240266444 titled 'SEMICONDUCTOR DEVICE

The semiconductor device described in the abstract has a structure that can prevent a decrease in electrical characteristics due to miniaturization.

  • The semiconductor device includes a stack with a first oxide semiconductor layer, a second oxide semiconductor layer, and a third oxide semiconductor layer covering part of the stack.
  • The third oxide semiconductor layer consists of a first layer with a microcrystalline layer and a second layer with a crystalline layer where c-axes are aligned perpendicular to the surface of the first layer.

Potential Applications: - This technology can be applied in the semiconductor industry for miniaturized devices. - It can be used in electronic devices that require high electrical characteristics.

Problems Solved: - Prevents a decrease in electrical characteristics due to miniaturization. - Enhances the performance and reliability of semiconductor devices.

Benefits: - Improved electrical characteristics in miniaturized semiconductor devices. - Enhanced performance and reliability in electronic devices.

Commercial Applications: - This technology can be utilized in the production of advanced semiconductor devices for various electronic applications. - It has the potential to impact the market for miniaturized electronic devices.

Questions about the technology: 1. How does the alignment of c-axes in the crystalline layer contribute to the performance of the semiconductor device? 2. What are the specific advantages of using a microcrystalline layer in the third oxide semiconductor layer?

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Original Abstract Submitted

a semiconductor device having a structure which can prevent a decrease in electrical characteristics due to miniaturization is provided. the semiconductor device includes, over an insulating surface, a stack in which a first oxide semiconductor layer and a second oxide semiconductor layer are sequentially formed, and a third oxide semiconductor layer covering part of a surface of the stack. the third oxide semiconductor layer includes a first layer in contact with the stack and a second layer over the first layer. the first layer includes a microcrystalline layer, and the second layer includes a crystalline layer in which c-axes are aligned in a direction perpendicular to a surface of the first layer.