Canon kabushiki kaisha (20240178244). PHOTOELECTRIC CONVERSION APPARATUS AND DEVICE HAVING STACKED COMPONENTS simplified abstract

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PHOTOELECTRIC CONVERSION APPARATUS AND DEVICE HAVING STACKED COMPONENTS

Organization Name

canon kabushiki kaisha

Inventor(s)

HIROSHI Sekine of Kanagawa (JP)

PHOTOELECTRIC CONVERSION APPARATUS AND DEVICE HAVING STACKED COMPONENTS - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240178244 titled 'PHOTOELECTRIC CONVERSION APPARATUS AND DEVICE HAVING STACKED COMPONENTS

Simplified Explanation

The photoelectric conversion apparatus described in the abstract consists of two components: the first component includes a first semiconductor substrate, first and second photoelectric conversion circuits, a floating diffusion, and transfer transistors for signal charge transfer; the second component includes a second semiconductor substrate, an insulator, and amplification transistors. The components are stacked on top of each other, with a polysilicon member serving as the gate for both transfer transistors.

  • First component:
 - Includes first semiconductor substrate, photoelectric conversion circuits, floating diffusion, and transfer transistors.
  • Second component:
 - Includes second semiconductor substrate, insulator, and amplification transistors.
  • Polysilicon member:
 - Acts as the gate for both transfer transistors.
  • Through-electrode:
 - Electrically connects the insulator and the polysilicon member.

Potential Applications

The technology described in the patent application could be applied in:

  • Image sensors
  • Solar panels
  • Optical communication devices

Problems Solved

This technology addresses the following issues:

  • Efficient signal charge transfer
  • Improved photoelectric conversion efficiency

Benefits

The benefits of this technology include:

  • Higher performance in photoelectric conversion
  • Enhanced signal processing capabilities

Potential Commercial Applications

The potential commercial applications of this technology could be in:

  • Consumer electronics
  • Aerospace industry
  • Renewable energy sector

Possible Prior Art

One possible prior art for this technology could be the development of stacked semiconductor components with integrated amplification transistors for signal processing.

Unanswered Questions

How does this technology compare to existing photoelectric conversion apparatus in terms of efficiency and performance?

The article does not provide a direct comparison with existing technologies in the field.

What are the specific manufacturing processes involved in creating this photoelectric conversion apparatus?

The article does not delve into the detailed manufacturing processes used in producing this technology.


Original Abstract Submitted

a photoelectric conversion apparatus includes first and second components. the first component includes a first semiconductor substrate (fss), a first photoelectric conversion circuit (fpcc), a second photoelectric conversion circuit (spcc), a floating diffusion, a first transfer transistor (ftt) that transfers signal charge generated in the fpcc to the fd, and a second transfer transistor (stt) that transfers signal charge generated in the spcc to the floating diffusion. the second component includes a second semiconductor substrate, an insulator that penetrates through the second semiconductor substrate, a first amplification transistor that receives a signal via the ftt, and a second amplification transistor that receives a signal via the stt. the second component is stacked on the first component. a polysilicon member that is a gate of the ftt is a gate of the stt, and a through-electrode that penetrates through the insulator and the polysilicon member are electrically connected to each other.