Touch Screen Force Measurement Task Execution
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Solution Overview
Problem
Conventional touch screens become burdensome, slow, and error-prone when used for initiating computing tasks, lacking efficient performance support for users.
Innovation Solution
A system and method that detects force measurements from user interactions on a touch screen using stress sensors, associates these measurements with computing tasks, and stores them in a database to simplify task execution based on user-specific force levels and touch shape distortions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If conventional touch screen interaction is used to initiate computing tasks, then the touch screen can be operated, but the interaction becomes burdensome, slow, and error-prone
Solution Approach 1:
The patent applies parameter changes by detecting force measurements (pressure, touch shape, distortion) as additional interaction parameters beyond simple touch location. This enables the system to distinguish between different user intentions based on force level, allowing faster and more accurate task initiation without increasing operational complexity for the user.
2Productivity
If force measurements are detected and associated with computing tasks, then task triggering becomes more efficient, but the device complexity increases due to stress sensors and database requirements
Solution Approach 1:
The patent implements universality by designing the force measurement detection system to serve multiple functions: identifying user intent, distinguishing between different computing tasks, and enabling personalized user profiles. The same stress sensors and force measurement mechanism support various applications including text input, task selection, and user authentication, amortizing the complexity across multiple uses.
3Measurement precision
If user-specific force measurements are stored in a database, then interaction accuracy improves, but the loss of time for data storage and retrieval increases
Solution Approach 1:
The patent applies preliminary action by pre-processing and categorizing force measurement data during initial user interactions. The system establishes user profiles and task associations in advance, so that during actual task execution, the database can perform quick lookups based on previously learned patterns rather than analyzing all possible force measurement combinations in real-time.
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
Enables efficient text entry, reduces complexity in triggering computing tasks, and improves user interaction by associating detected force measurements with user identities, enhancing the overall performance and accuracy of touch screen interactions.
Implementation Method 1
force measurements for the user interactions are generated by stress sensors mounted on the touch screen
Implementation Method 2
The touch shapes are processed by the computing device to determine force levels based on detected distortions of the touch shapes
Data Source
AI summary
A method, medium, and system are provided for executing computing tasks based on force measurements corresponding to user interactions with a touch screen for a computing device. The touch screen displays content for applications executed by the computing device and receives user interactions. The computing device processes the user interactions to detect force measurements and to associate the force measurements with computing tasks for the applications executed on the computing device. A database stores the force measurements and corresponding computing tasks to identify matches between the stored force measurement for a user and subsequent force measurements received when the touch screen receives additional user interactions. When matching force measurements are located in the database, the corresponding computing tasks are executed by the computing device.