18206909. OPTICAL SENSING SYSTEM, OPTICAL SENSING DEVICE, AND OPTICAL SENSING METHOD simplified abstract (NEC Corporation)

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OPTICAL SENSING SYSTEM, OPTICAL SENSING DEVICE, AND OPTICAL SENSING METHOD

Organization Name

NEC Corporation

Inventor(s)

Takahiro Ono of Tokyo (JP)

OPTICAL SENSING SYSTEM, OPTICAL SENSING DEVICE, AND OPTICAL SENSING METHOD - A simplified explanation of the abstract

This abstract first appeared for US patent application 18206909 titled 'OPTICAL SENSING SYSTEM, OPTICAL SENSING DEVICE, AND OPTICAL SENSING METHOD

Simplified Explanation

The optical sensing system described in the patent application includes a three-dimensional scanner and an intensity determination means. The scanner uses laser light to scan a measurement target and generates distance data and luminance data based on the reflected light. The intensity determination means adjusts the intensity of the laser light dynamically to suppress changes in luminance caused by variations in distance during scanning.

  • Three-dimensional scanner scans measurement target with laser light
  • Scanner receives reflected light to generate distance and luminance data
  • Intensity determination means adjusts laser light intensity based on distance data
  • Intensity adjustment suppresses changes in luminance caused by distance variations

Potential Applications

This technology could be applied in various fields such as:

  • 3D scanning and modeling
  • Robotics
  • Industrial automation
  • Quality control

Problems Solved

The technology addresses the following issues:

  • Inaccurate distance measurements due to changes in luminance
  • Inconsistent scanning results caused by varying distances
  • Difficulty in maintaining consistent lighting conditions during scanning

Benefits

The benefits of this technology include:

  • Improved accuracy in distance measurements
  • Consistent and reliable scanning results
  • Enhanced performance in various applications
  • Reduced need for manual adjustments during scanning

Potential Commercial Applications

This technology has potential applications in:

  • Manufacturing industries
  • Engineering firms
  • Research and development labs
  • Surveying and mapping companies

Possible Prior Art

One possible prior art for this technology could be laser scanning systems used in surveying and mapping applications. These systems may have similar features but may not specifically address the issue of adjusting laser intensity based on distance data.

Unanswered Questions

How does the technology handle different types of surfaces that may reflect light differently?

The patent application does not provide information on how the system adjusts for varying surface reflectivity, which could impact the accuracy of distance measurements.

What is the power consumption of the system and how does it affect its practicality for long-term use?

The patent application does not mention the power requirements or consumption of the system, which could be a crucial factor in determining its practicality for commercial applications.


Original Abstract Submitted

The optical sensing system includes a three-dimensional scanner and an intensity determination means. The three-dimensional scanner scans a measurement target with a laser light and receives reflected light of the laser light to generate distance data indicating a distance to the measurement target and luminance data indicating luminance of the reflected light. The intensity determination means dynamically determines intensity of the laser light based on the distance data so as to suppress a change in luminance of the reflected light caused by a length of the distance during the scanning of the three-dimensional scanner.