Cognitive Stylus Rotational Sensor Context-Aware Input

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Solution Overview

Problem

Traditional computer input devices lack adaptability and context-aware functionality, as they do not effectively utilize rotational data to dynamically select user input options based on application context, leading to inefficient interaction with computing devices.

Innovation Solution

A stylus device equipped with a rotational sensor and processor that communicates with a stylus application, allowing the selection of user input options by rotating the stylus, which corresponds to specific sectors representing different functions or destinations, enhancing interaction efficiency by leveraging contextual data and user habits.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If traditional input devices with hard keys are used, then device simplicity is maintained, but adaptability and context-aware functionality are limited

Engineering Contradiction:

Improvecontext-aware functionalityVSAvoiddevice structure

Core Design Contradiction:

Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The stylus device integrates multiple functions including rotational sensing, touch input, and contextual application selection into a single universal input tool. The rotational sensor enables the stylus to perform both precise positioning and contextual menu navigation, making it adaptable to various input scenarios without requiring multiple specialized devices.

Inventive Principle:

Principle #6Universality (Multi-functionality)

Solution Approach 2:

The stylus application acts as an intermediary layer between the physical stylus device and the target application. It receives rotational data from the stylus, processes it to determine user intent, and automatically selects appropriate destinations or actions in the target application, mediating the interaction and enabling context-aware functionality.

Inventive Principle:

Principle #24Intermediary (Mediator)

2Adaptability or versatility

If soft keys with dynamic labels are used, then adaptability improves, but ease of operation decreases due to requiring user interpretation

Engineering Contradiction:

Improvecontext-aware interfaceVSAvoiduser interaction efficiency

Core Design Contradiction:

Adaptability or versatilityVSEase of operation

Solution Approach 1:

The system provides visual feedback through a dashboard that displays the current rotational position and corresponding selected destination or action. This feedback loop allows users to see the direct mapping between their rotational input and the resulting action, eliminating the need to interpret dynamic labels and improving operational ease.

Inventive Principle:

Principle #23Feedback

Solution Approach 2:

The stylus application automatically performs the work of interpreting rotational data and selecting appropriate actions without requiring user knowledge or interpretation. The system serves itself by autonomously mapping rotational positions to contextual actions based on the current application state, freeing the user from cognitive burden.

Inventive Principle:

Principle #25Self-service

3Productivity

If manual selection of input options is required, then device complexity remains low, but productivity decreases due to time-consuming selection processes

Engineering Contradiction:

Improveinput speedVSAvoidsensor integration

Core Design Contradiction:

ProductivityVSDevice complexity

Solution Approach 1:

The system pre-organizes possible destinations and actions into sectors around the stylus device based on contextual information from the target application. By preparing these options in advance and arranging them spatially, the user can quickly select by rotating to the desired sector rather than manually searching through options, significantly improving input speed.

Inventive Principle:

Principle #10Preliminary action

4Adaptability or versatility

If rotational sensors are integrated into the stylus, then adaptability and input efficiency improve, but device complexity increases

Engineering Contradiction:

Improverotational input capabilityVSAvoidsensor and processor integration

Core Design Contradiction:

Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent combines the rotational sensor, processor, and stylus body into a single integrated device. By merging these components, the system achieves sophisticated rotational input capability without requiring separate external sensors or complex wiring, managing device complexity through integrated design while maintaining adaptability.

Inventive Principle:

Principle #5Merging (Combining)

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 solution enables rapid and context-aware input selection, improving user interaction by automatically adjusting the stylus application's interface based on historical data and user preferences, thereby streamlining the input process across various applications.

Implementation Method 1

a rotational sensor connected to the body and communicatively connected to the processor

Methodology Applied

Scientific EffectRotational sensing:

Data Source

PatentUS11042230B2Cognitive stylus with sensors

Publication Date: 2021.06.22 INTERNATIONAL BUSINESS MACHINE CORPORATION

AI summary

A stylus device includes a body, a processor connected to the body, a memory unit connected to the body and communicatively connected to the processor, and a rotational sensor connected to the body and communicatively connected to the processor. The processor is configured to send rotational data to a stylus application, and the stylus application uses the rotational data to select a destination for information in a computing device.