Moving Body Route Control With Spot Turning for Efficient Navigation

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Solution Overview

Problem

Conventional robots often generate inefficient routes when navigating to a destination, particularly due to inadequate consideration of orientation changes.

Innovation Solution

A control device for a moving body that includes a processor capable of recognizing the surrounding situation through images, generating routes, determining if they are within a predetermined region, and regenerating routes if they deviate, allowing the moving body to adjust its orientation and path accordingly.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If conventional robots generate routes without considering orientation changes, then the route generation process is simple, but the generated routes become inefficient

Engineering Contradiction:
Improveroute generation efficiencyVSAvoidroute generation process complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The system performs preliminary actions by checking whether the generated route is within the predetermined region before finalizing the route. This preliminary check allows the system to detect inefficient routes early and trigger regeneration with orientation considerations, thus improving overall route efficiency without requiring complex orientation calculations in every step of the route generation process.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system implements feedback by determining whether the generated route is within the predetermined region and using this information to decide whether to regenerate the route. When the route deviates from the predetermined region, the system feeds this information back into the route generation process, triggering a new route calculation that considers orientation changes, thereby continuously improving route efficiency.

Inventive Principle:
Principle #23Feedback

2Productivity

If the robot frequently regenerates routes by turning on the spot, then route efficiency improves, but the control complexity and time consumption increase

Engineering Contradiction:
Improvenavigation efficiencyVSAvoidtime for route regeneration
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The system applies partial action by performing spot turning and route regeneration only when necessary - specifically when the generated route deviates from the predetermined region. This selective approach avoids unnecessary spot turning operations, reducing the time loss associated with frequent route regeneration while still achieving efficient navigation when needed.

Inventive Principle:
Principle #16Partial or excessive action

Data Source

PatentUS20250110508A1Control device for moving body, control method for moving body, and storage medium
Publication Date: 2025.04.03 HONDA MOTOR CO LTD
  • US20250110508A1 patent drawing
  • US20250110508A1 patent drawing
  • US20250110508A1 patent drawing

AI summary

A control device for a moving body includes a storage medium configured to store computer-readable instructions, and a processor connected to the storage medium, wherein the processor executes the computer-readable instructions to recognize a surrounding situation of a moving body based at least on an image of the surrounding situation of the moving body, to generate a route from the moving body to a destination based on the recognized surrounding situation and the set destination, to determine whether or not the generated route is within a predetermined region defined by a current position of the moving body and the destination, to control the moving body so that the moving body moves along the generated route to the destination, and to turn the moving body on a spot and to regenerate a route from the moving body that has turned on the spot to the destination when it is determined that the route deviates from the predetermined region.