Mouse Roller Module Automatic Mode Switching
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Solution Overview
Problem
Conventional mouse roller modules require continuous user rotation, which is not user-friendly, especially during tasks like gaming or document scrolling, as they do not automatically switch to a faster rotation mode when needed.
Innovation Solution
A mouse roller module with a roller assembly comprising a stator and a rotator, where the rotating speed is sensed by a unit and controlled to switch between usage modes, enabling the stator to drive the rotator's rotation when a threshold speed is reached, enhancing the rotation feel and efficiency.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If the roller is continuously rotated by user's finger, then the document or characters can be scrolled, but the operation is not user-friendly and requires continuous manual effort
Solution Approach 1:
The roller module automatically switches between manual rotation mode and automatic rotation mode. When the rotator rotates at a speed exceeding the threshold, the control unit activates the driving motor to automatically drive the rotator, eliminating the need for continuous manual user input while maintaining efficient scrolling operation.
2Productivity
If the roller is continuously rotated to scroll documents quickly, then data can be searched faster, but the user's finger must continuously rotate the roller which is inconvenient
Solution Approach 1:
The system automatically detects when the rotator's rotation speed exceeds the threshold and activates the driving motor to maintain automatic rotation, enabling fast data search without requiring the user to continuously manually rotate the roller.
Solution Approach 2:
The control unit continuously monitors the rotation speed of the rotator relative to the stator and automatically switches between usage modes based on whether the speed exceeds the threshold, providing adaptive control that responds to user interaction patterns.
3Extent of automation
If the roller assembly switches between usage modes based on rotation speed, then automatic rotation can be achieved, but the device complexity increases
Solution Approach 1:
The control unit monitors the rotation speed feedback from the sensing unit and automatically switches between usage modes based on whether the threshold is exceeded, achieving adaptive automatic rotation control.
Solution Approach 2:
The roller assembly integrates multiple functions into a single system: it can operate in manual rotation mode for normal scrolling and automatically switch to automatic rotation mode when the driving motor is activated, providing multi-functional capability without requiring separate devices.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The module automatically switches to a faster rotation mode when needed, providing an enhanced user experience by enabling the stator to drive the rotator, thus improving the operating feed and convenience.
Implementation Method 1
A rotating speed of the rotator relative to the stator is sensed by the sensing unit
Implementation Method 2
the stator drives the rotation of the rotator
Data Source
AI summary
A mouse roller module includes a roller assembly, a sensing unit and a control unit. The roller assembly includes a stator and a rotator. When the roller assembly is in a first usage mode, the rotator is rotated relative to the stator in response to an applied force of a user. A rotating speed of the rotator relative to the stator is sensed by the sensing unit. If the rotating speed of the rotator relative to the stator reaches a threshold value when the roller assembly is in the first usage mode, the roller assembly is switched form the first usage mode to a second usage mode under control of the control unit. While the first usage mode is switched to the second usage mode, the roller assembly is switched to an enabled state, so that the stator drives rotation of the rotator.