Information Processing Device for Vehicle Product Compatibility Filtering

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Solution Overview

Problem

Existing techniques for notifying users of vehicle products fail to account for vehicle specification changes and user preferences, leading to frustration when incompatible or previously viewed products are suggested, reducing the effectiveness of product information delivery.

Innovation Solution

An information processing device that acquires product information, evaluates compatibility based on vehicle initial specifications and change history, and user-specific criteria to identify target products, then notifies users of these products.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If product information is notified to users based on vehicle model compatibility alone, then product sales promotion is achieved, but user frustration increases when products cannot be installed due to specification changes

Engineering Contradiction:
Improveproduct sales promotionVSAvoidproduct installability
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The system performs preliminary checks by comparing both initial vehicle specifications and specification change history against product requirements before notifying users. This preliminary action ensures that only products compatible with the current vehicle state are suggested, preventing user frustration while maintaining sales effectiveness.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system incorporates specification change history as feedback to continuously update compatibility assessments. By monitoring how vehicle specifications have changed over time and using this information to filter product recommendations, the system ensures reliable installability while promoting appropriate products.

Inventive Principle:
Principle #23Feedback

2Quantity of substance

If users are notified about products they have already viewed or purchased, then notification coverage is maximized, but user annoyance increases leading to ignored notifications

Engineering Contradiction:
Improvenotification coverageVSAvoiduser engagement
Core Design Contradiction:
Quantity of substanceVSEase of operation

Solution Approach 1:

The system extracts and removes products that users have already viewed or purchased from the notification list. By taking out these already-handled products, the system maintains comprehensive coverage of potential products while eliminating sources of user annoyance, thereby improving engagement.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

Instead of notifying users about all products and letting them filter, the system inverts the approach by proactively filtering out unwanted products (already viewed/purchased) before notification. This inversion ensures users receive only relevant new products, maximizing engagement while maintaining thorough assessment.

Inventive Principle:
Principle #13The other way round (Inversion)

3Speed

If product compatibility checking is performed only against initial vehicle specifications, then processing speed is maintained, but accuracy decreases when vehicles have undergone specification changes

Engineering Contradiction:
Improveprocessing speedVSAvoidcompatibility assessment accuracy
Core Design Contradiction:
SpeedVSMeasurement precision

Solution Approach 1:

The system performs preliminary action by pre-loading and storing specification change history data in advance. When compatibility checking is needed, this pre-prepared data can be quickly accessed and compared alongside initial specifications, maintaining processing speed while improving accuracy through comprehensive data availability.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS20250217866A1Information processing device
Publication Date: 2025.07.03 TOYOTA JIDOSHA KK
  • US20250217866A1 patent drawing
  • US20250217866A1 patent drawing
  • US20250217866A1 patent drawing

AI summary

An information processing device includes a control unit, wherein the control unit acquires information of one or more products, determines whether or not the product satisfies the first condition based on an initial specification of the vehicle owned by the user, determines whether or not the product satisfies the second condition based on a specification change history of the vehicle, determines whether or not the product satisfies the third condition based on individual information of the user, identifies each product satisfying all of the first condition, the second condition, and the third condition as a target product, and notifies the user of the information of the identified target product.