Edge Screen Control Window for Mobile Touch Input
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Solution Overview
Problem
Touch screens on mobile devices are overly sensitive, leading to accidental interactions that can cause undesired tasks or redirections, making it stressful to switch between unlock and lock statuses efficiently.
Innovation Solution
A narrow, virtual or hardware screen control window is placed on the edge of the touch screen, allowing gestures from outside to inside to lock or unlock the screen, and optionally bringing up a new layer to prevent accidental interactions with the main application's interface.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Speed
If the touch screen is made highly sensitive to detect user interactions, then the responsiveness to user input is improved, but accidental interactions increase causing undesired tasks or redirections
Solution Approach 1:
The screen edge is segmented into a distinct control region (screen control window) separate from the main interaction area. This segmentation allows the system to differentiate between intentional control gestures and accidental touches, resolving the contradiction by spatially separating functional zones.
Solution Approach 2:
A new layer is introduced as an intermediary between the touch screen and the main application interface. This layer captures and processes gestures from the screen control window, acting as a mediator that prevents accidental touches from reaching the main application while maintaining responsive control functionality.
2Reliability
If the screen is locked to prevent accidental interactions, then protection from undesired tasks is improved, but the time required to switch between lock and unlock statuses increases
Solution Approach 1:
The screen control window is positioned and ready at the screen edge in advance, allowing users to quickly access lock/unlock functionality without navigating through menus or performing complex gestures. This preliminary positioning reduces the time required to switch states while maintaining reliable protection.
Solution Approach 2:
Instead of requiring users to unlock the screen to access functionality, the system inverts the approach by providing a dedicated control window that remains accessible and allows rapid state switching. This inversion enables quick transitions while maintaining protection, resolving the time versus reliability contradiction.
3Reliability
If a new layer is brought up to prevent accidental interactions with the main application interface, then protection from undesired tasks is improved, but the device complexity increases
Solution Approach 1:
The control functionality is extracted from the main application interface and placed in a separate screen control window on the screen edge. This extraction simplifies the overall system architecture by separating control functions from application functions, reducing complexity while maintaining protection reliability.
Solution Approach 2:
The control interface is moved from the two-dimensional application space to the edge of the screen, utilizing the screen perimeter as a separate dimension for control functions. This dimensional separation allows the new layer to protect the main interface without significantly increasing overall system complexity.
Data Source
AI summary
A system for controlling the screen of a device comprising a device having a screen for displaying output and a virtual window displayed on an edge of said device. Said window functions independently from any other application running within said device and is always available on the screen. Providing a swiping action from said window towards inside the screen blocks said screen to some type of interaction.