RC Vehicle Dynamic Stabilization Using Angular Rotation Feedback

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Solution Overview

Problem

Existing RC surface vehicle handling and control systems are non-dynamic, requiring operator expertise and being suboptimal for various conditions, making it difficult to achieve stable control during complex maneuvers.

Innovation Solution

A dynamic stabilization system that measures angular rotation and acceleration rates to actively control steering, throttle, braking, and aerodynamic devices using sensors and control circuitry, allowing for real-time adjustments based on command data and environmental conditions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If non-dynamic handling and control systems are used in RC vehicles, then device complexity is reduced, but stability and control during complex maneuvers deteriorates

Engineering Contradiction:
Improvestability and controlVSAvoiddevice complexity
Core Design Contradiction:
Stability of the object's compositionVSDevice complexity

Solution Approach 1:

The patent implements dynamic handling and control systems that automatically adjust vehicle parameters in real-time based on operating conditions. The system measures angular rotation about various axes and dynamically manipulates multiple controls including steering, throttle, braking, and aerodynamic devices to maintain optimal stability during complex maneuvers, directly resolving the contradiction between stability and device complexity.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system continuously measures angular rotation information from sensors and uses this feedback to automatically adjust handling and control parameters. The feedback loop enables the system to detect changes in vehicle orientation and dynamically respond by manipulating controls to maintain stability, eliminating the need for operator expertise while improving control during complex maneuvers.

Inventive Principle:
Principle #23Feedback

2Stability of the object's composition

If dynamic stabilization systems with multiple sensors and controls are implemented, then stability and control during complex maneuvers is improved, but device complexity increases

Engineering Contradiction:
Improvestability and controlVSAvoiddevice complexity
Core Design Contradiction:
Stability of the object's compositionVSDevice complexity

Solution Approach 1:

The patent integrates multiple functions into a unified dynamic stabilization system that simultaneously measures angular rotation about multiple axes and manipulates various controls (steering, throttle, braking, aerodynamic devices). This multi-functional approach consolidates what would otherwise be separate systems, improving stability while managing overall device complexity through integration.

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

Solution Approach 2:

The system operates autonomously by automatically measuring angular rotation and manipulating controls without requiring external operator input or expertise. The self-service capability allows the vehicle to maintain stability during complex maneuvers independently, reducing the operational complexity burden on the user while maintaining system performance.

Inventive Principle:
Principle #25Self-service

3Adaptability or versatility

If angular rotation measurement and active control manipulation are implemented, then handling and response across different surfaces is improved, but ease of operation deteriorates due to automated system complexity

Engineering Contradiction:
Improvehandling and responseVSAvoidease of operation
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The dynamic stabilization system operates autonomously, measuring angular rotation and manipulating controls without requiring operator expertise or direct intervention. The system adapts to different surfaces and conditions automatically, improving handling and response while maintaining ease of operation by eliminating the need for operator knowledge of complex control adjustments.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system dynamically changes control parameters (steering angle, throttle position, braking force, aerodynamic device settings) based on measured angular rotation and operating conditions. This automatic parameter adjustment enables the vehicle to adapt to different surfaces and maneuvers while keeping the operator interface simple, resolving the contradiction between adaptability and ease of operation.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS11989032B2Dynamic stabilization system and methods for an RC vehicle
Publication Date: 2024.05.21 HORIZON HOBBY LLC
  • US11989032B2 patent drawing
  • US11989032B2 patent drawing
  • US11989032B2 patent drawing

AI summary

Systems and methods for stabilizing the steering and throttle of a radio-controlled (RC) vehicle are described herein. More specifically, sensors and circuitry are configured to control the wheel speed and wheel direction of a RC vehicle based on rotational information. In operation, one or more sensors may be configured to receive angular rotational information associated with a rotation of the RC vehicle. The rotational information may define a rotation of the RC vehicle around one or more axes of the RC vehicle. The circuitry may be configured to receive the angular rotation information associated with the rotation of the RC vehicle from the one or more sensors, and control a wheel speed and/or a wheel direction of at least one wheel of the RC vehicle based at least in part on (i) command data received from a controller associated with the RC vehicle and (ii) the received angular rotation information.