Scroll Wheel Control Circuit for Precise Gaming Menu Navigation
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Solution Overview
Problem
Ratchet-type scroll wheels in input devices, such as computer mice, often lead to over-rotation during fast-paced gaming, causing users to miss desired menu items and requiring time-consuming back-scrolling or re-scrolling, which can be detrimental, especially in competitive situations.
Innovation Solution
A single-step scrolling control mode is activated via a pre-programmed input button, where each instance of scroll wheel rotation translates into a predetermined number of steps regardless of the angle rotated, with detection of rotation start based on exceeding a speed threshold, allowing precise scrolling without angle control.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If a ratchet-type scroll wheel with detents is used to provide tactile feedback, then the user can feel discrete scrolling steps, but the user easily over-rotates the scroll wheel by more than a single scrolling step during fast-paced gaming
Solution Approach 1:
The patent changes the parameter of scrolling step size dynamically. During fast-paced gaming, the system increases the scrolling step size (e.g., scrolling multiple menu items per wheel click) while maintaining the same physical wheel rotation. This allows users to quickly navigate through menus without over-rotating the wheel, as each rotation covers a larger portion of the menu list.
Solution Approach 2:
The patent introduces dynamic scrolling behavior that adapts to gaming context. The system detects gaming applications and automatically adjusts scrolling parameters, transforming the static scroll wheel behavior into a dynamic one that responds to the application being used. This enables the scroll wheel to provide different scrolling granularities based on the situation.
2Measurement precision
If the scroll wheel is designed with small degree of rotational movement per scrolling step, then each step provides fine-grained control, but the user must rotate the wheel multiple times to scroll through menu items, wasting time
Solution Approach 1:
The patent dynamically changes the scrolling step parameter based on the detected context. In gaming applications, the system increases the number of menu items scrolled per wheel rotation, effectively changing the mapping between physical wheel movement and logical scrolling steps. This reduces the total number of wheel rotations needed to navigate through menus.
Solution Approach 2:
The patent makes the scroll wheel multi-functional by enabling it to operate in different modes: fine-grained scrolling for general use and fast scrolling for gaming applications. The system automatically selects the appropriate mode based on the detected application type, allowing the same hardware to serve multiple purposes effectively.
3Stability of the object's composition
If the scroll wheel provides fixed scrolling steps per rotation, then the scrolling behavior is predictable, but the user cannot adapt the scrolling speed to match the pace of gameplay
Solution Approach 1:
The patent introduces dynamic adaptation of scrolling parameters based on the detected gaming context. The system monitors the application being used and automatically adjusts scrolling behavior to match the pace of gameplay. This maintains predictability within each context while providing adaptability across different scenarios.
Solution Approach 2:
The patent implements a feedback loop where the system detects the application context and adjusts scrolling parameters accordingly. The detection of gaming applications triggers a change in scrolling behavior, creating a feedback mechanism that adapts the scroll wheel to the user's needs based on the current situation.
Data Source
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AI summary
According to various embodiments, there is provided an input device for providing a scrolling input to an application, the input device including a scroll wheel and a control circuit configured to provide exactly one step of scrolling input for every instance of rotation of the scroll wheel regardless of an angle that the scroll wheel is rotated through in the instance of rotation.