18523682. PHOTOELECTRIC CONVERSION APPARATUS AND EQUIPMENT HAVING AD CONVERSION CIRCUITS simplified abstract (CANON KABUSHIKI KAISHA)

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PHOTOELECTRIC CONVERSION APPARATUS AND EQUIPMENT HAVING AD CONVERSION CIRCUITS

Organization Name

CANON KABUSHIKI KAISHA

Inventor(s)

HIROAKI Taniguchi of Tokyo (JP)

YOSHIKO Shigiya of Tokyo (JP)

NORIYUKI Shikina of Tokyo (JP)

PHOTOELECTRIC CONVERSION APPARATUS AND EQUIPMENT HAVING AD CONVERSION CIRCUITS - A simplified explanation of the abstract

This abstract first appeared for US patent application 18523682 titled 'PHOTOELECTRIC CONVERSION APPARATUS AND EQUIPMENT HAVING AD CONVERSION CIRCUITS

Simplified Explanation

The photoelectric conversion apparatus described in the abstract includes two AD conversion circuits that receive analog signals from different pixel groups during scanning. The circuits each have a comparator and are positioned on opposite ends of output lines.

  • The photoelectric conversion apparatus has a first AD conversion circuit and a second AD conversion circuit.
  • Analog signals from different pixel groups are input to both AD conversion circuits during scanning.
  • Each AD conversion circuit includes a comparator for processing the analog signals.
  • The first AD conversion circuit is located on one end side of output lines, while the second AD conversion circuit is located on the other end side.

Potential Applications

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

  • Digital cameras
  • Image sensors
  • Medical imaging devices

Problems Solved

This technology helps in:

  • Improving image quality
  • Enhancing signal processing efficiency

Benefits

The benefits of this technology include:

  • Higher resolution images
  • Faster data processing
  • Enhanced overall performance

Potential Commercial Applications

The potential commercial applications of this technology could be seen in:

  • Consumer electronics
  • Healthcare industry
  • Surveillance systems

Possible Prior Art

One possible prior art for this technology could be the use of AD conversion circuits in image sensors and digital cameras.

Unanswered Questions

How does this technology compare to existing photoelectric conversion apparatus in terms of speed and accuracy?

The abstract does not provide specific details on the speed and accuracy of the photoelectric conversion apparatus compared to existing technologies.

What are the potential limitations or drawbacks of implementing this technology in practical devices?

The abstract does not mention any potential limitations or drawbacks of implementing this technology in practical devices.


Original Abstract Submitted

A photoelectric conversion apparatus includes a first AD conversion circuit and a second AD conversion circuit. A first analog signal group output from a first pixel group in the first scanning is input to the first AD conversion circuit and the second AD conversion circuit. A second analog signal group output from the second pixel group in the second scanning is input to the first AD conversion circuit and the second AD conversion circuit. The first AD conversion circuit and the second AD conversion circuit each include a comparator to which the first analog signal group is not input in the first scanning and the second analog signal group is input in the second scanning. The first AD conversion circuit is arranged on one end side of output lines, and the second AD conversion circuit is arranged on the other end side of the output lines.