Vehicle Battery Charging Priority for Urgent Software Updates

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Solution Overview

Problem

Mobile terminals lack the ability to prioritize software updates over charging operations, leading to inefficiencies in situations where urgent software updates are required simultaneously with battery charging.

Innovation Solution

An information processing device that determines the priority between software updates and charging based on urgency information, including priority levels and specifying information, to ensure that software updates are performed before or after charging, depending on the urgency and battery state.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If the mobile terminal prioritizes charging the secondary battery, then the battery charge level is improved, but the software update is delayed

Engineering Contradiction:
Improvebattery charge levelVSAvoidsoftware update time
Core Design Contradiction:
Quantity of substanceVSLoss of time

Solution Approach 1:

The system dynamically adjusts the priority between charging and software updating based on real-time conditions. The determining unit changes the execution order according to battery charge levels, software update urgency, and vehicle state, making the system flexible rather than fixed in its priority handling

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system changes operational parameters (execution order of charging and updating) based on varying conditions such as battery charge level thresholds, software update priority levels, and vehicle state. This allows the system to adapt its behavior to different scenarios optimally

Inventive Principle:
Principle #35Parameter changes

2Loss of time

If the mobile terminal prioritizes software update, then the software is updated timely, but the battery charge level is reduced

Engineering Contradiction:
Improvesoftware update timeVSAvoidbattery charge level
Core Design Contradiction:
Loss of timeVSQuantity of substance

Solution Approach 1:

The system dynamically switches between prioritizing updates and prioritizing charging based on real-time conditions. When software update priority is high or battery charge is sufficient, updating is prioritized; when battery charge is low, charging takes precedence

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system performs preliminary checks of battery charge level before initiating software updates. If the charge level is below a threshold, the system preemptively prevents update execution to avoid battery depletion, thereby protecting the battery charge level

Inventive Principle:
Principle #10Preliminary action

3Productivity

If the mobile terminal executes software update and charging simultaneously, then the operational efficiency is improved, but the system stability is compromised

Engineering Contradiction:
Improveoperational efficiencyVSAvoidsystem stability
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The system dynamically determines whether to execute operations simultaneously or sequentially based on real-time conditions. The determining unit assesses battery charge level, software update priority, and vehicle state to decide the optimal execution mode, switching between parallel and sequential execution as needed

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS20240278684A1Information processing device, non-transitory storage medium, and information processing method
Publication Date: 2024.08.22 TOYOTA JIDOSHA KK
  • US20240278684A1 patent drawing
  • US20240278684A1 patent drawing

AI summary

An information processing device includes an executing device and a storage device. The executing device is configured to update software stored in the storage device, and control charging electric power to a secondary battery installed in a vehicle. The executing device is configured to, when updating of the software that is not executable at the same time as charging of the secondary battery is requested, perform one of supplying the charging electric power to the secondary battery and updating of the software first, based on urgency information that is information indicating urgency provided with new software to be updated to.