Nec corporation (20240103141). RANGING DEVICE, RANGING DEVICE CONTROL METHOD, AND RANGING SYSTEM simplified abstract

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RANGING DEVICE, RANGING DEVICE CONTROL METHOD, AND RANGING SYSTEM

Organization Name

nec corporation

Inventor(s)

Daisuke Takei of Tokyo (JP)

RANGING DEVICE, RANGING DEVICE CONTROL METHOD, AND RANGING SYSTEM - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240103141 titled 'RANGING DEVICE, RANGING DEVICE CONTROL METHOD, AND RANGING SYSTEM

Simplified Explanation

The patent application describes a ranging device that adjusts the beam diameter of a laser beam in order to improve spatial resolution during measurement via lidar or similar technologies.

  • The ranging device measures the distance between a light-emitting device and an object based on reflected light of a laser beam.
  • The device adjusts the beam diameter of the laser beam at the incidence position to a second beam diameter according to the distance measured.
  • Sensing data about the object is generated based on reflected light corresponding to the laser beam with the adjusted beam diameter.

Potential Applications

This technology could be applied in various fields such as autonomous vehicles, robotics, surveying, and environmental monitoring.

Problems Solved

This innovation solves the problem of limited spatial resolution in lidar or similar measurement devices, allowing for more accurate and detailed measurements of objects.

Benefits

The benefits of this technology include improved accuracy, higher resolution measurements, and enhanced capabilities for various applications requiring precise distance measurements.

Potential Commercial Applications

Potential commercial applications of this technology include autonomous driving systems, industrial automation, agricultural monitoring, and infrastructure inspection.

Possible Prior Art

One possible prior art could be the use of adaptive optics in astronomy to improve the resolution of telescopes by adjusting the shape of mirrors to compensate for atmospheric distortions.

Unanswered Questions

How does this technology compare to existing lidar systems in terms of accuracy and resolution?

This article does not provide a direct comparison with existing lidar systems in terms of accuracy and resolution. Further research or testing would be needed to determine the specific advantages of this technology over current systems.

What are the potential limitations or challenges in implementing this technology in real-world applications?

The article does not address potential limitations or challenges in implementing this technology in real-world applications. Factors such as cost, complexity, and compatibility with existing systems could be important considerations that need to be explored further.


Original Abstract Submitted

to improve spatial resolution during measurement via lidar or the like, a ranging device comprises: at least one memory storing instructions; and at least one processor executing the instructions to measure the distance between a light-emitting device and an object on the basis of reflected light of a laser beam that is incident on a first beam diameter at a incidence position, adjust the beam diameter, of the laser beam on the incidence position, to a second beam diameter in accordance with the abovementioned distance, and generate sensing data pertaining to the object on the basis of reflected light corresponding to a laser beam that is incident on a second beam diameter at the incidence position. the at least one processor adjusts the beam diameter of the laser beam such that the second beam diameter at the incidence position is smaller than the first beam diameter.