18352726. STAIRLESS THREE-DIMENSIONAL MEMORY DEVICE AND METHOD OF MAKING THEREOF BY FORMING REPLACEMENT WORD LINES THROUGH MEMORY OPENINGS simplified abstract (SanDisk Technologies LLC)

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STAIRLESS THREE-DIMENSIONAL MEMORY DEVICE AND METHOD OF MAKING THEREOF BY FORMING REPLACEMENT WORD LINES THROUGH MEMORY OPENINGS

Organization Name

SanDisk Technologies LLC

Inventor(s)

Takayuki Maekura of Yokkaichi (JP)

Takaaki Iwai of Nagoya (JP)

Hiroyuki Ogawa of Nagoya (JP)

Koichi Matsuno of Fremont CA (US)

STAIRLESS THREE-DIMENSIONAL MEMORY DEVICE AND METHOD OF MAKING THEREOF BY FORMING REPLACEMENT WORD LINES THROUGH MEMORY OPENINGS - A simplified explanation of the abstract

This abstract first appeared for US patent application 18352726 titled 'STAIRLESS THREE-DIMENSIONAL MEMORY DEVICE AND METHOD OF MAKING THEREOF BY FORMING REPLACEMENT WORD LINES THROUGH MEMORY OPENINGS

Simplified Explanation

The semiconductor structure described in the abstract includes an alternating stack of insulating layers and electrically conductive layers, memory openings vertically extending through the alternating stack, and memory opening fill structures located in the memory openings consisting of a vertical semiconductor channel and a vertical stack of memory cells. Additionally, an integrated line-and-via structure is provided, which is a unitary structure comprising a metallic plate portion that is a portion of or laterally contacts an electrically conductive layer, and a metallic via portion that vertically extends through dielectric material plates that overlie the metallic plate portion.

  • The semiconductor structure consists of alternating insulating and conductive layers.
  • Memory openings extend vertically through the stack.
  • Memory opening fill structures contain vertical semiconductor channels and memory cells.
  • An integrated line-and-via structure is included, with a metallic plate portion and a metallic via portion.

Potential Applications

This technology could be applied in:

  • Semiconductor memory devices
  • Integrated circuits
  • High-speed data processing systems

Problems Solved

This technology helps in:

  • Increasing memory density
  • Enhancing data processing speed
  • Improving overall performance of semiconductor devices

Benefits

The benefits of this technology include:

  • Higher efficiency in data storage and retrieval
  • Improved reliability of memory systems
  • Enhanced functionality of integrated circuits

Potential Commercial Applications

This technology could find commercial applications in:

  • Consumer electronics
  • Telecommunications
  • Automotive industry

Possible Prior Art

One possible prior art could be the use of similar integrated line-and-via structures in semiconductor devices to improve performance and functionality.

Unanswered Questions

How does this technology compare to existing memory structures in terms of speed and efficiency?

This article does not provide a direct comparison with existing memory structures in terms of speed and efficiency. Further research or testing may be needed to determine the exact performance benefits of this technology.

What are the potential limitations or challenges in implementing this semiconductor structure in practical applications?

The article does not address any potential limitations or challenges in implementing this semiconductor structure in practical applications. Additional studies or experiments may be required to identify and overcome any obstacles in real-world implementation.


Original Abstract Submitted

A semiconductor structure includes an alternating stack of insulating layers and electrically conductive layers, memory openings vertically extending through the alternating stack, and memory opening fill structures located in the memory openings and including a respective vertical semiconductor channel and a respective vertical stack of memory cells. An integrated line-and-via structure is provided, which is a unitary structure including a metallic plate portion that is a portion of or laterally contacts an electrically conductive layer, and a metallic via portion that vertically extends through dielectric material plates that overlie the metallic plate portion.