Taiwan semiconductor manufacturing company, ltd. (20240113198). METHOD OF MODULATING MULTI-GATE DEVICE CHANNELS AND STRUCTURES THEREOF simplified abstract

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METHOD OF MODULATING MULTI-GATE DEVICE CHANNELS AND STRUCTURES THEREOF

Organization Name

taiwan semiconductor manufacturing company, ltd.

Inventor(s)

Ko-Cheng Liu of Hsinchu City (TW)

Chang-Miao Liu of Hsinchu City (TW)

METHOD OF MODULATING MULTI-GATE DEVICE CHANNELS AND STRUCTURES THEREOF - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240113198 titled 'METHOD OF MODULATING MULTI-GATE DEVICE CHANNELS AND STRUCTURES THEREOF

Simplified Explanation

The abstract describes a method of fabricating a device with fins extending from a substrate, each fin containing semiconductor channel layers. An ion implantation process is performed on a first fin to introduce a dopant species into the topmost semiconductor channel layer, deactivating it.

  • The method involves providing fins with semiconductor channel layers on a substrate.
  • An ion implantation process is used to introduce dopant species into the topmost semiconductor channel layer of a fin.
  • The ion implantation process deactivates the topmost semiconductor channel layer of the fin.

Potential Applications

This technology could be applied in the fabrication of advanced semiconductor devices, such as transistors and integrated circuits.

Problems Solved

This method helps in controlling the conductivity of the semiconductor channel layers in the fins, allowing for better performance and efficiency of the device.

Benefits

- Improved control over the dopant species in the semiconductor channel layers - Enhanced performance and efficiency of the fabricated device

Potential Commercial Applications

Optimizing semiconductor devices for various industries, including electronics, telecommunications, and computing.

Possible Prior Art

One possible prior art could be the use of ion implantation processes in semiconductor fabrication to introduce dopants into specific layers for controlling conductivity.

Unanswered Questions

How does this method compare to traditional methods of introducing dopants into semiconductor devices?

This method offers more precise control over the doping process, leading to improved performance and efficiency of the fabricated device.

What are the potential challenges or limitations of using ion implantation in semiconductor fabrication?

One potential challenge could be the need for specialized equipment and expertise to carry out the ion implantation process effectively.


Original Abstract Submitted

a method of fabricating a device includes providing a plurality of fins extending from a substrate. in some embodiments, each fin of the plurality of fins includes a plurality of semiconductor channel layers. in various example, the method further includes performing an ion implantation process into a first fin of the plurality of fins to introduce a dopant species into a topmost semiconductor channel layer of the plurality of semiconductor channel layers of the first fin. in some embodiments, the ion implantation process deactivates the topmost semiconductor channel layer of the plurality of semiconductor channel layers of the first fin.