Autonomous mobile robot with adjustable display screen

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Solution Overview

Problem

Existing autonomous mobile robots lack the ability to dynamically adjust their display screens to ensure user visibility, especially when moving or obstructed, which hinders effective communication of operational status and information.

Innovation Solution

Incorporating a central processing unit that communicates with cameras, UWB devices, and sensors to adjust the orientation and visibility of the display screen relative to the user, ensuring it remains in the user's line of sight, regardless of the robot's movement or obstructions, using camera-based, UWB-based, and sensor-based systems.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If the autonomous mobile robot moves in a given direction, then the robot's mobility and productivity are improved, but the display screen becomes invisible to the user when the robot moves away or is obstructed

Engineering Contradiction:
Improverobot mobilityVSAvoiddisplay screen visibility
Core Design Contradiction:
ProductivityVSLoss of information

Solution Approach 1:

The display screen is made dynamically adjustable in orientation rather than fixed. The central processing unit controls the display screen to rotate or tilt to different angles based on real-time detection of user position via cameras, UWB devices, or sensors, ensuring the screen remains visible to the user regardless of the robot's movement direction or obstacles in the environment.

Inventive Principle:
Principle #15Dynamics

2Device complexity

If the display screen orientation is fixed, then the device complexity is reduced, but the adaptability to different user positions and movement conditions deteriorates

Engineering Contradiction:
Improvedisplay screen mechanismVSAvoiddisplay screen adaptability
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The system implements a feedback loop where cameras, UWB devices, or sensors continuously detect user position, the central processing unit processes this information to determine optimal display orientation, and the display screen adjusts accordingly. This closed-loop feedback mechanism enables the display to adapt automatically to changing user positions and robot movement conditions.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The display screen serves multiple functions by being able to orient in different directions and angles. Rather than being fixed for a single viewing angle, the adjustable display can serve users in various positions relative to the robot, making the system more versatile and adaptable to different operational scenarios.

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Ease of operation

If the display screen is always visible to the user, then the user interaction quality is improved, but the device complexity increases due to additional sensors and control mechanisms

Engineering Contradiction:
Improveuser interactionVSAvoidcontrol system complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The system performs self-adjustment of the display screen orientation without requiring manual user input. The central processing unit automatically processes sensor data and controls the display positioning, making the system self-serving in maintaining optimal visibility while reducing the burden on the user.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS11358274B2Autonomous mobile robot with adjustable display screen
Publication Date: 2022.06.14 BEIJING LINGDONG SPEED TECH CO LTD
  • US11358274B2 patent drawing
  • US11358274B2 patent drawing
  • US11358274B2 patent drawing

AI summary

An autonomous mobile robot comprising a body and a display screen coupled to the body and configured to display information. A wheel control system is coupled to the body and configured to move the body in a given direction. At least one of a camera, an onboard UWB device, or a sensor is coupled to the body. A central processing unit is in communication with the wheel control system, the display screen, and the at least one camera, onboard UWB device, or sensor. The central processing unit is configured to adjust the orientation of the display screen relative to a user based on information received from the at least one camera, onboard UWB device, or sensor.