Autonomous Robot Speed Control by Section Authentication

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Solution Overview

Problem

Conventional driving robots lack the ability to adjust speed according to specific areas in a space and require user intervention, making it difficult for non-frequent users to navigate efficiently.

Innovation Solution

A robot system that includes an authentication interface, position detector, processor, and display to identify sections in a space and set appropriate driving modes based on user authentication and location, adjusting speed accordingly, such as walking, shopping, or boarding modes.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the robot requires direct user manipulation or companion drawing to move, then the robot can be controlled to move, but the user cannot select speed or move as desired and non-frequent users cannot recognize sensible speed for each situation

Engineering Contradiction:
Improvespeed selection easeVSAvoidcontrol system complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The robot autonomously determines and adjusts its driving speed based on its current location and environmental conditions without requiring user input. The processor automatically selects appropriate driving modes (e.g., fast mode in open areas, slow mode in narrow corridors) making the system self-sufficient in speed control decisions

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The robot dynamically changes its driving speed parameter based on location-based conditions. The system pre-stores multiple driving modes with different speed parameters and automatically switches between them according to the detected section type, enabling adaptive speed control without complex user interfaces

Inventive Principle:
Principle #35Parameter changes

2Adaptability or versatility

If the robot uses simple speed adjustment with user-set speeds, then the robot can move at different speeds, but a person who is not a frequent wheelchair driver cannot recognize a sensible speed for each situation

Engineering Contradiction:
Improvesituation-specific speed adaptationVSAvoidspeed recognition ease
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The system pre-stores multiple driving modes (fast mode, slow mode, etc.) with optimized speed parameters for different location types before the robot starts operation. When the robot enters a specific section, it automatically retrieves and applies the pre-configured driving mode appropriate for that location, eliminating the need for users to manually adjust speeds

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The robot autonomously determines and adjusts its driving speed based on its current location and environmental conditions without requiring user input. The processor automatically selects appropriate driving modes (e.g., fast mode in open areas, slow mode in narrow corridors) making the system self-sufficient in speed control decisions

Inventive Principle:
Principle #25Self-service

3Speed

If the robot moves at a constant speed, then the robot can maintain stable operation, but the robot cannot adjust speed according to specific areas in the space

Engineering Contradiction:
Improvedriving speedVSAvoidlocation-based speed adjustment
Core Design Contradiction:
SpeedVSAdaptability or versatility

Solution Approach 1:

The robot applies different driving modes with different speed characteristics to different spatial sections. The system divides the movement space into multiple sections and assigns specific driving modes to each section based on local conditions (e.g., slow mode for narrow corridors, fast mode for open areas), making the speed adaptation localized and context-appropriate

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The robot dynamically adjusts its driving speed based on real-time location detection. The processor continuously monitors the robot's position, identifies the current section, and automatically switches between pre-stored driving modes to optimize speed for each specific area, enabling flexible and adaptive speed control

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS11560158B2Robot and method for controlling the same
Publication Date: 2023.01.24 LG ELECTRONICS INC
  • US11560158B2 patent drawing
  • US11560158B2 patent drawing
  • US11560158B2 patent drawing

AI summary

A robot according to an embodiment of the present disclosure includes an authentication interface for authenticating a user's boarding of the robot using authentication information of the user, a position detector for detecting a position of the robot in a space, a processor for identifying a first section corresponding to the detected position among at least one section in the space, recognizing at least one driving mode for the first section among a plurality of driving modes with different driving speeds, setting one of the recognized at least one driving mode as a driving mode for the first section based on the authentication information, and controlling driving of the robot based on the set driving mode, and a display for outputting information on the set driving mode.