Mobile Object Route Control with Instant Orientation Correction

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Solution Overview

Problem

Existing mobile object control systems generate inefficient routes due to inadequate consideration of orientation changes during route generation.

Innovation Solution

A mobile object control device that recognizes its surroundings, generates routes based on captured images, and instantly adjusts orientation when an angle threshold is exceeded, regenerating the route to ensure efficient navigation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the robot moves at the set maximum movement speed as the upper limit according to the movement speed database, then the robot can maintain safe operation speeds in different areas, but inefficient routes are generated without changing the orientation of the robot

Engineering Contradiction:
Improvesafe operation speedVSAvoidnavigation efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The patent applies dynamics by making the route generation process adaptive to the robot's current orientation. The system dynamically adjusts the route based on the angle between the robot's proceeding direction and the straight line to the destination, allowing the robot to change orientation mid-route to achieve more efficient paths while maintaining safety constraints from the movement speed database

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent changes the parameter of route generation by introducing an angle threshold condition. When the angle between the robot's proceeding direction and the straight line to the destination exceeds a predetermined threshold, the system regenerates the route. This parameter-based approach allows transition from fixed orientation routing to adaptive orientation routing, improving navigation efficiency while maintaining safety

Inventive Principle:
Principle #35Parameter changes

2Device complexity

If the robot generates a route without considering orientation changes, then the route generation process is simple, but inefficient routes are generated that do not optimize the path to destination

Engineering Contradiction:
Improveroute generation complexityVSAvoidnavigation efficiency
Core Design Contradiction:
Device complexityVSProductivity

Solution Approach 1:

The patent implements feedback by continuously monitoring the angle between the robot's proceeding direction and the straight line to the destination during route execution. When this angle exceeds a predetermined threshold, the system triggers route regeneration. This feedback mechanism adds minimal complexity while significantly improving navigation efficiency by correcting inefficient routing decisions

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS20250110507A1Mobile object control device, mobile object control method, and storage medium
Publication Date: 2025.04.03 HONDA MOTOR CO LTD
  • US20250110507A1 patent drawing
  • US20250110507A1 patent drawing
  • US20250110507A1 patent drawing

AI summary

A mobile object control device includes a storage medium which stores computer-readable instructions, and a processor which is connected to the storage medium, the processor executes the computer-readable instructions to: recognize a surrounding situation of a mobile object on the basis of at least a captured image of a surrounding situation of the mobile object, generate a route from the mobile object to a destination on the basis of the recognized surrounding situation and the set destination, judge whether or not an angle formed by a proceeding direction of the mobile object along the generated route and a straight line from the mobile object to the destination satisfies a predetermined condition, and control the mobile object such that the mobile object moves to the destination along the generated route. When it is judged that the angle satisfies the predetermined condition, the processor causes the mobile object to turn instantly and regenerates a route from the mobile object which has turned instantly to the destination.