Intellectual Productivity Evaluation Through Concentration-Depth Modeling

Resolve Bottlenecks,
Find Innovative Solutions
Generate Solutions

Solution Overview

Problem

Existing systems for evaluating and improving intellectual productivity in controlled environments are inefficient and lack objective, quantitative measures to enhance concentration quality and work efficiency.

Innovation Solution

An intellectual productivity evaluation system that calculates an evaluation value based on the depth of concentration using a concentration model, incorporating a Markov model to quantify cognitive resource allocation, and adjusts environmental controls to optimize concentration levels.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If conventional intellectual productivity evaluation methods are used, then basic concentration measurement is achieved, but the efficiency of environment control system operation cannot be improved

Engineering Contradiction:
Improveenvironment control system operation efficiencyVSAvoidconcentration quality measurement
Core Design Contradiction:
ProductivityVSMeasurement precision

Solution Approach 1:

The patent changes the measurement parameters from simple concentration presence/absence to multi-dimensional concentration quality parameters including depth of concentration, stability of concentration, and time course of concentration. This enables precise differentiation of concentration states, allowing the environment control system to make targeted adjustments that improve operational efficiency.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent replaces subjective or simplistic concentration measurement methods with objective physiological measurement systems that detect actual brain activity states. This substitution enables accurate, real-time monitoring of concentration quality, which directly supports optimized environment control system operation.

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

2Ease of operation

If simple concentration time ratio is used as evaluation metric, then calculation is simple, but it cannot reflect the quality of concentration and support system optimization

Engineering Contradiction:
Improveevaluation calculation simplicityVSAvoidconcentration quality assessment
Core Design Contradiction:
Ease of operationVSMeasurement precision

Solution Approach 1:

The patent introduces multiple concentration quality parameters (depth, stability, time course) while maintaining automated calculation through physiological signal processing. The system automatically computes these parameters from measured data, preserving ease of operation while dramatically improving measurement precision and informational content.

Inventive Principle:
Principle #35Parameter changes

3Reliability

If environment control system operates continuously, then concentration maintenance is possible, but energy consumption increases

Engineering Contradiction:
Improveconcentration maintenanceVSAvoidenvironment control system energy consumption
Core Design Contradiction:
ReliabilityVSUse of energy by moving object

Solution Approach 1:

The patent implements real-time feedback loops where physiological measurements of concentration quality continuously inform environment control adjustments. The system responds dynamically to actual concentration states, maintaining reliability by adjusting environmental parameters only when and where needed, thereby reducing unnecessary energy consumption from continuous operation.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent transitions from static, continuous environment control to dynamic, demand-responsive control. The system adapts environmental parameters in real-time based on measured concentration quality, enabling reliable concentration maintenance while minimizing energy usage by activating controls only when concentration degradation is detected.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentEP3617963B1Intellectual productivity evaluation device and intellectual productivity evaluation method
Publication Date: 2025.10.15 PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO LTD
  • EP3617963B1 patent drawingFigure 1~2
  • EP3617963B1 patent drawingFigure 3~4
  • EP3617963B1 patent drawingFigure 5~6

AI summary

An intellectual productivity evaluation device (30) includes: an obtainment unit (31) configured to obtain a set of answer times required by a subject (2) to accomplish a task of answering a plurality of questions, the task being imposed on the subject as intellectual work; an evaluation unit (32) configured to calculate an evaluation value related to a depth of concentration of the subject (2) in a concentrated state using the set of answer times obtained by the obtainment unit (31) based on a model in which the subject (2) is in the concentrated state or an unconcentrated state during the intellectual work; and an output unit (33) configured to output evaluation value information indicating the evaluation value calculated by the evaluation unit (32).