Vehicle Update Notifications Based on Program Type

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Solution Overview

Problem

Vehicle users may feel annoyed or anxious due to the lack of transparent update status information during the program update process for electronic devices in vehicles.

Innovation Solution

A vehicle management server is configured to determine, based on the type of update program, whether to present update process indications to the vehicle user, and to transmit information for displaying these indications on an information terminal, such as a display device or mobile device, within the vehicle.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If all update statuses are displayed for the vehicle user irrespective of update contents, then the vehicle user feels informed about the update process, but the vehicle user feels annoyed due to excessive information

Engineering Contradiction:
Improveupdate status informationVSAvoiduser experience
Core Design Contradiction:
Loss of informationVSEase of operation

Solution Approach 1:

The patent applies local quality by differentiating the information display strategy based on the type of update program. Different update types (safety-related vs. non-safety-related) receive different levels of notification and display treatment, allowing the system to provide appropriate information transparency without overwhelming the user with unnecessary details for all update scenarios

Inventive Principle:
Principle #3Local quality

2Ease of operation

If no update status is displayed for the vehicle user irrespective of the progress of the update process, then the information display is simplified, but the vehicle user feels anxiety due to lack of information

Engineering Contradiction:
Improveinformation displayVSAvoidupdate status information
Core Design Contradiction:
Ease of operationVSLoss of information

Solution Approach 1:

The system implements local quality by providing differentiated information display based on update program type. For safety-related updates, the system provides comprehensive status information to reduce user anxiety, while for non-critical updates, it provides minimal or no disruption to the user interface, thus maintaining simplicity where appropriate

Inventive Principle:
Principle #3Local quality

3Ease of operation

If the system provides tailored update status information based on update program type, then user experience is enhanced by reducing annoyance and anxiety, but the system complexity increases due to conditional logic

Engineering Contradiction:
Improveuser experienceVSAvoidsystem complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent applies parameter changes by using the update program type as a controlling parameter that determines the information display behavior. The system changes its operational parameters (notification level, display frequency, information detail) based on the classified update type, allowing complex differentiated behavior to be managed through parameter-based control rather than complex conditional logic

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS20250028522A1Program update system and vehicle management server
Publication Date: 2025.01.23 TOYOTA JIDOSHA KK
  • US20250028522A1 patent drawing
  • US20250028522A1 patent drawing
  • US20250028522A1 patent drawing

AI summary

A vehicle management server is configured to transmit, to a vehicle, an update program for updating an existing program of an electronic device mounted on the vehicle. The vehicle management server includes a communicator and a controller. The communicator is configured to communicate with the vehicle. The controller is configured to control an update process. The controller is configured to determine, depending on a type of the update program, whether to present, to a vehicle user, an indication related to the update process for the existing program using the update program, and transmit, when the controller determines to present the indication related to the update process to the vehicle user, information for causing a predetermined information terminal to display the indication related to the update process to the vehicle via the communicator.