Mobile Robot Navigation System for Dynamic Sub-Zone Control
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Solution Overview
Problem
Existing robotic lawnmower control systems fail to provide safe and dynamic movement within geographical areas, particularly in sensitive environments like airport runways, and do not account for dynamic constraints such as flooding or local activities.
Innovation Solution
A mobile robot equipped with a navigation system that includes a receiver for position data, an electronic module for comparing robot position to predefined geographic and sub-area parameters, allowing for secure and dynamic movement control by modifying sub-area parameters remotely without altering physical barriers.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If a simple electric cable is used to delimit the geographical area, then the device complexity is reduced, but the reliability of movement limitation in sensitive areas is insufficient
Solution Approach 1:
The geographical area is segmented into multiple sub-areas, each with its own parameters and constraints. The navigation system independently manages parameters for each sub-area, allowing granular control over robot movement in different zones while maintaining overall system reliability.
Solution Approach 2:
The system dynamically adjusts robot movement constraints based on real-time conditions in different sub-areas. Parameters such as speed limits, operational restrictions, and access permissions can be modified remotely for specific sub-areas without affecting the entire geographical area, enabling adaptive response to changing conditions.
2Stability of the object's composition
If a fixed geographical area definition is used, then the stability of the control system is improved, but the adaptability to dynamic constraints is reduced
Solution Approach 1:
The system maintains stable overall geographical area boundaries while allowing dynamic modification of sub-area parameters. Remote access enables real-time updates to sub-area definitions, constraints, and operational parameters without destabilizing the core control system architecture.
Solution Approach 2:
The system allows modification of parameters defining sub-areas and their constraints through remote access. This enables adaptation to dynamic conditions such as flooding, maintenance activities, or changing operational requirements while maintaining the stability of the overall geographical area definition.
3Ease of operation
If remote access is enabled for modifying parameters, then the ease of operation is improved, but the security against unauthorized modification is reduced
Solution Approach 1:
The system implements validation mechanisms that provide feedback on parameter modifications. Remote access requests are validated against predefined criteria and electronic signatures, ensuring that only authorized parameter changes are applied while maintaining ease of operation for legitimate modifications.
Solution Approach 2:
The system employs preventive security measures including electronic signatures and validation protocols that act before parameter modifications are applied. These preliminary anti-actions prevent unauthorized modifications while allowing legitimate remote access for parameter adjustments.
Data Source
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AI summary
The invention relates to a mobile robot (1) having a navigation system (4) for controlling the movement of the robot (1) in a geographical zone (9) on the basis of parameters defining sub-zones (91-94) thereof. The invention also relates to a method for controlling the movement of the robot (1) implemented by means of the navigation system (4).