Vehicle Update Notification Control for User Anxiety Reduction

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Solution Overview

Problem

Vehicle users experience annoyance or anxiety due to unclear or excessive update status notifications during the program update process, which can be frustrating and anxiety-inducing.

Innovation Solution

A vehicle management server that determines, based on the type of update program, whether to present update process indications to the user, using pre-stored update scenarios that define when to display notifications or requests, thereby reducing user anxiety.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If all update statuses are displayed for the vehicle user during the update process, then the user is fully informed about the update progress, but the user may feel annoyed due to excessive notifications

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

Solution Approach 1:

The patent applies local quality by differentiating notification behavior based on update program types. Critical updates (safety-related, legal compliance) receive full notification coverage, while non-critical updates use reduced notifications. This selective approach ensures important information is communicated while minimizing user annoyance from less important updates.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The system dynamically adjusts notification behavior based on the type of update program being executed. The notification strategy changes from comprehensive to minimal depending on the update category, allowing the system to adapt its information delivery to match user needs and reduce unnecessary interruptions.

Inventive Principle:
Principle #15Dynamics

2Ease of operation

If no update status is displayed for the vehicle user during the update process, then the user experience is not disturbed, but the user may feel anxiety due to lack of information

Engineering Contradiction:
Improveuser experienceVSAvoidupdate status information
Core Design Contradiction:
Ease of operationVSLoss of information

Solution Approach 1:

The patent provides targeted information delivery by identifying which update statuses are critical for user awareness. Instead of providing all possible update information uniformly, the system selectively communicates only the most relevant statuses based on update type, reducing user anxiety about critical updates while avoiding unnecessary information about non-critical ones.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The system implements feedback mechanisms that provide users with appropriate update status information based on the update program type. This selective feedback ensures users receive reassuring information about critical updates without being overwhelmed by excessive notifications about less important updates, balancing information provision with user experience.

Inventive Principle:
Principle #23Feedback

3Loss of information

If the system provides detailed update status notifications for all update programs, then users are well-informed, but the system complexity increases due to multiple notification rules

Engineering Contradiction:
Improveupdate status informationVSAvoidnotification control system
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The patent segments update programs into distinct categories (critical and non-critical) with different notification requirements. This segmentation simplifies the notification control logic by creating clear, rule-based distinctions between update types, making the system easier to manage despite providing differentiated information levels.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system performs preliminary classification of update programs into categories before execution. By pre-defining notification strategies for each update type category, the system establishes clear rules in advance, reducing the complexity of real-time notification decisions during update execution.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS12141574B2Program update system and vehicle management server
Publication Date: 2024.11.12 TOYOTA JIDOSHA KK
  • US12141574B2 patent drawing
  • US12141574B2 patent drawing
  • US12141574B2 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.