Writing Motion AI Prediction for Concentration Feedback

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Solution Overview

Problem

Existing methods struggle to objectively measure concentration during writing tasks due to the variability of individual movements and the need for specialized equipment to capture biological indicators like brain waves and heart rate, making it difficult to provide real-time feedback for enhancing focus.

Innovation Solution

An information processing system using an electronic device with an acceleration detection unit and a prediction processing unit based on artificial intelligence learning models to predict biological indicators and behaviors from writing motions, such as brain waves and heart rate, by analyzing acceleration data.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If specialized equipment is used to measure biological indicators like brain waves and heart rate, then measurement precision is improved, but device complexity increases

Engineering Contradiction:
Improveconcentration measurement accuracyVSAvoidequipment complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent uses acceleration data from a writing instrument as a copy or proxy for direct biological indicator measurement. Instead of measuring brain waves directly, the system captures acceleration patterns during writing and uses AI to infer concentration states, replacing complex biological measurement equipment with a simple acceleration sensor.

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The patent replaces the mechanical/biological measurement system (electroencephalographs, heart rate monitors) with an information processing system that uses acceleration sensors and AI algorithms. The physical measurement of biological signals is substituted with computational analysis of motion data.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Measurement precision

If cameras or eyeglass-type devices are used to measure biological behaviors like eye movement and blinking, then measurement precision is improved, but ease of operation deteriorates

Engineering Contradiction:
Improvebiological behavior measurement accuracyVSAvoiduser convenience
Core Design Contradiction:
Measurement precisionVSEase of operation

Solution Approach 1:

The patent uses writing motion acceleration data as a copy that indirectly reflects concentration states, replacing direct observation methods like cameras. The writing instrument itself becomes the sensing device, eliminating the need for separate measurement equipment.

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The writing instrument serves dual purposes: it is both the tool for writing and the sensor for detecting concentration. The device monitors its own usage patterns through acceleration data, making the measurement process automatic and requiring no additional equipment or user effort.

Inventive Principle:
Principle #25Self-service

3Measurement precision

If individual movement variability is accounted for in concentration measurement, then measurement precision is improved, but device complexity increases

Engineering Contradiction:
Improveconcentration measurement accuracyVSAvoiddata processing complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent transforms the problem of individual variability by changing the parameters being measured from direct biological indicators to acceleration patterns. By focusing on motion characteristics rather than physiological signals, the system captures individual writing styles while maintaining measurement feasibility through AI analysis.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent introduces AI technology as an intermediary that bridges the gap between acceleration data and concentration assessment. The AI model processes the complex relationship between writing motion patterns and concentration states, handling individual variability without requiring complex hardware adjustments.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentEP4696236A1Information processing system, information processing device, and information processing method
Publication Date: 2026.02.18 STOLIA CO LTD
  • EP4696236A1 patent drawingFigure 1
  • EP4696236A1 patent drawingFigure 2
  • EP4696236A1 patent drawingFigure 3

AI summary

Provided are an information processing system, an information processing apparatus, and an information processing method for predicting biological indicators, such as brain waves and heart rate, and biological behaviors, such as eye movements and blinking, from a writing motion. One aspect of the present disclosure provides an information processing system including an electronic device and an information processing device. The electronic device includes an acceleration detection unit configured to detect information regarding acceleration during the writing motion and a transmission unit configured to transmit the information regarding acceleration detected by the acceleration detection unit to the information processing device. The information processing device includes a reception unit configured to receive the information regarding acceleration transmitted from the transmission unit and a prediction processing unit configured to output information regarding a prediction for a biological indicator or a biological behavior of a user based on a pre-established artificial intelligence learning model, using the information regarding acceleration received by the reception unit as input.