Canon kabushiki kaisha (20240125933). RANGING DEVICE simplified abstract
Contents
RANGING DEVICE
Organization Name
Inventor(s)
RANGING DEVICE - A simplified explanation of the abstract
This abstract first appeared for US patent application 20240125933 titled 'RANGING DEVICE
Simplified Explanation
The patent application describes a ranging device that uses incident light to calculate distance information. Here is a simplified explanation of the invention:
- Pulse generation unit generates a signal with a pulse based on incident light.
- First decoder unit creates a frequency distribution based on time count value and number of pulses.
- Second decoder unit generates a narrower frequency distribution based on time count value and number of pulses.
- First ambient light information generation unit generates ambient light information based on the first frequency distribution.
- Distance calculation unit calculates distance information based on the second frequency distribution.
Potential Applications
This technology could be used in:
- Autonomous vehicles for accurate distance measurements.
- Robotics for obstacle detection and navigation.
- Industrial automation for precise positioning of machinery.
Problems Solved
This technology solves:
- Inaccurate distance measurements in varying light conditions.
- Complex calculations required for distance estimation.
- Limited range of traditional ranging devices.
Benefits
The benefits of this technology include:
- Improved accuracy in distance calculations.
- Enhanced performance in different lighting environments.
- Simplified operation for users.
Potential Commercial Applications
The potential commercial applications of this technology include:
- LiDAR systems for autonomous vehicles.
- Laser distance meters for construction and surveying.
- Industrial sensors for automation and robotics.
Possible Prior Art
One possible prior art for this technology could be traditional LiDAR systems that use laser pulses for distance measurements.
Unanswered Questions
How does this technology handle interference from other light sources?
The patent application does not specify how the ranging device deals with interference from ambient light or other light sources. This could be a potential limitation in real-world applications.
What is the power consumption of this ranging device?
The patent application does not provide information on the power consumption of the device. This could be a crucial factor for battery-powered applications or energy-efficient devices.
Original Abstract Submitted
a ranging device includes: a pulse generation unit configured to generate a signal including a pulse based on incident light; a first decoder unit configured to generate a first frequency distribution having a first class width based on the time count value and the number of pulses; a second decoder unit configured to generate a second frequency distribution having a second class width narrower than the first class width based on the time count value and the number of pulses; a first ambient light information generation unit configured to generate first ambient light information based on the first frequency distribution; and a distance calculation unit configured to calculate distance information based on the second frequency distribution.
