Driving Diagnosis Interface With Summary and Item-Level Evaluation

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Solution Overview

Problem

Conventional driving diagnosis systems make it difficult for users to understand the evaluation results of multiple items due to the listing of individual evaluations, which can be overwhelming.

Innovation Solution

An information processing device that performs driving diagnosis for a predetermined period, calculates scores for each item, determines a comprehensive evaluation based on the number of items with a predetermined score or less, and displays the results on an initial screen with associated screens for detailed item evaluations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If individual evaluation results for multiple items are listed, then comprehensive information about driving performance is provided, but it becomes overwhelming and difficult for users to understand

Engineering Contradiction:
Improvecomprehensive informationVSAvoiduser understanding
Core Design Contradiction:
Loss of informationVSEase of operation

Solution Approach 1:

The patent segments the evaluation results into two hierarchical levels: a summary view showing only the comprehensive evaluation score, and a detailed view that can be accessed when users want to see individual item evaluations. This segmentation allows users to first grasp the overall performance without being overwhelmed by detailed data, while still providing access to comprehensive information when needed.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent extracts the most important information (comprehensive evaluation score) and presents it prominently on the initial screen, while the less critical but still important individual item evaluations are placed in an accessible but secondary position. This extraction principle helps users focus on the most significant result first.

Inventive Principle:
Principle #2Taking out (Extraction)

2Ease of operation

If comprehensive evaluation is displayed prominently, then user understanding is improved, but detailed item evaluations may be hidden or less accessible

Engineering Contradiction:
Improveuser understandingVSAvoiddetailed evaluation information
Core Design Contradiction:
Ease of operationVSLoss of information

Solution Approach 1:

The patent implements a dynamic display system where the interface can transition between showing summary information and detailed information. Users can navigate between the initial screen with comprehensive evaluation and associated screens with item-specific evaluations, allowing the system to adapt to different user information needs while maintaining accessibility to all data.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent prepares both summary and detailed evaluation data to be readily accessible from the start. The system pre-calculates and stores both the comprehensive evaluation score and the individual item evaluations, so that when users navigate to detailed screens, the information is immediately available without requiring additional processing or computation.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS12536850B2Information processing device and information processing method
Publication Date: 2026.01.27 TOYOTA JIDOSHA KK
  • US12536850B2 patent drawing
  • US12536850B2 patent drawing
  • US12536850B2 patent drawing

AI summary

A control unit provided in an information processing device executes driving diagnosis of a vehicle for a plurality of items in a predetermined period, obtains a score for each of the plurality of items, and performs driving diagnosis among the plurality of items. Determining a comprehensive evaluation according to the number of items whose diagnostic results are equal to or less than a predetermined score; displaying the comprehensive evaluation on an initial screen of a user interface that displays the results of the driving diagnosis; and displaying the evaluation for each of the plurality of items on another screen associated with.