Battery Data Transfer and Encryption for Privacy-Compliant Reuse

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Solution Overview

Problem

Existing battery information management systems face challenges in complying with personal data protection laws, necessitating the removal of user information and usage history data while retaining valuable usage history information for reuse.

Innovation Solution

A system and method for managing battery information that clears user information and usage history from the battery memory and encrypts and stores it securely in a server, associating it with individual identification information for reuse.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If user information and usage history information are stored in battery memory, then data availability for user service is improved, but compliance with personal data protection laws deteriorates

Engineering Contradiction:
Improvedata availabilityVSAvoiddata protection compliance
Core Design Contradiction:
Loss of informationVSObject-affected harmful factors

Solution Approach 1:

The patent extracts user information and usage history information from the battery memory to a server for storage. The control unit transmits this information to the server and then clears it from the battery memory, separating the storage function between mobile device (battery) and server to comply with data protection laws while maintaining data availability.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent introduces a server as an intermediary between the user and the battery information. The server acts as a mediator that stores sensitive user information and usage history, allowing the battery to provide information services without retaining personal data locally, thus resolving the conflict between data availability and data protection compliance.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If user information is stored in battery memory, then user service functionality is improved, but security management deteriorates

Engineering Contradiction:
Improveuser service functionalityVSAvoidsecurity management
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent extracts user information from the battery memory and stores it on a server, removing sensitive data from the battery environment. This extraction improves security management by eliminating the security vulnerabilities associated with storing personal data in battery memory, while the server provides secure centralized storage that maintains user service functionality.

Inventive Principle:
Principle #2Taking out (Extraction)

3Loss of information

If usage history information is retained in battery memory, then valuable usage data is preserved, but initialization load increases when battery is discarded

Engineering Contradiction:
Improveusage data retentionVSAvoidinitialization time
Core Design Contradiction:
Loss of informationVSLoss of time

Solution Approach 1:

The patent extracts usage history information from the battery memory to a server for long-term storage. When the battery is discarded or reused, the control unit can quickly clear the memory since the information has already been transferred to the server, significantly reducing initialization time while preserving valuable usage data for future reference.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS12352815B2Battery information management system and battery information management method
Publication Date: 2025.07.08 HONDA MOTOR CO LTD
  • US12352815B2 patent drawing
  • US12352815B2 patent drawing
  • US12352815B2 patent drawing

AI summary

A battery information management system, comprises: a battery; and a server that establishes communication with the battery via a network. The battery includes: a storage unit configured to store maintenance information for maintenance of the battery, user information related to personal data of a user of the battery, and usage history information of the battery; an information communication unit configured to transmit the user information and the usage history information from the storage unit to the server; and a control unit configured to control the storage unit and the information communication unit.