Touch-Based Gimbal Rotation Control for Simpler User Operation

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Solution Overview

Problem

Conventional gimbal control methods are complex and do not effectively meet the needs of user-friendly operation, particularly in gaming applications, as they require explicit stop instructions or movement times to halt gimbal rotation.

Innovation Solution

A method and device that determine the rotation angle of a gimbal based on user input positions on a terminal's operation interface and the gimbal's attitude, allowing for incremental and intuitive control of the gimbal's rotation, enabling smoother user interaction and faster control.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional gimbal control methods are used to achieve stabilization, then the gimbal can be stabilized, but the control operation becomes complex and does not meet gaming needs

Engineering Contradiction:
Improvegimbal stabilizationVSAvoidcontrol operation simplicity
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent replaces conventional mechanical control methods with a touch-based control system. The terminal device's touch interface captures user input positions, and the processor calculates rotation angles based on touch position changes, substituting complex mechanical control operations with simplified touch interactions while maintaining gimbal stabilization functionality

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The patent introduces a terminal device as an intermediary between the user and the gimbal. The terminal captures touch positions, processes them through a processor to calculate rotation angles, and transmits control signals to the gimbal, simplifying the direct control interface while preserving stabilization performance

Inventive Principle:
Principle #24Intermediary (Mediator)

2Speed

If explicit stop instructions or movement time are used to halt gimbal rotation, then the gimbal can be stopped, but the control method becomes complicated

Engineering Contradiction:
Improvegimbal rotation control speedVSAvoidcontrol method complexity
Core Design Contradiction:
SpeedVSDevice complexity

Solution Approach 1:

The patent implements self-service control where the gimbal's rotation state is automatically determined by the user's touch input position on the terminal. When the user releases or changes the touch position, the gimbal automatically adjusts its rotation state without requiring explicit stop instructions, reducing control complexity while maintaining responsive speed

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system continuously monitors touch position changes on the terminal interface and provides real-time feedback to the gimbal control system. The processor calculates rotation angles based on touch position variations, creating a feedback loop that automatically adjusts gimbal rotation without requiring additional control commands, simplifying the control method while maintaining fast response

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS11934206B2Gimbal control method and device
Publication Date: 2024.03.19 SZ DJI TECH CO LTD
  • US11934206B2 patent drawing
  • US11934206B2 patent drawing
  • US11934206B2 patent drawing

AI summary

Embodiments of the present disclosure provide a gimbal control method. The method includes receiving a first position and a second position wherein the first position and the second position are touched positions of an operation interface of a terminal; determining a rotation angle of the gimbal based on the first position, the second position, and an attitude of the gimbal at the first position; and controlling rotation of the gimbal based on the rotation angle.