Location-Based Storage Access Control for Electronic Devices

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Solution Overview

Problem

Current electronic devices rely on passwords for protection, which are easily cracked, and data stored within them can be stolen even when hidden, as the device itself is accessed during boot, leading to inadequate security.

Innovation Solution

An electronic device equipped with a positioning module and micro processing unit that restricts access to a specific storage device only when the device is within a preset working area, using GPS or similar systems to determine location and switch between primary and secondary storage devices for booting, ensuring data protection by limiting access outside this area.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If passwords are used to protect information in electronic devices, then ease of operation is improved, but security is worsened because passwords can be easily cracked

Engineering Contradiction:
Improveease of operationVSAvoidsecurity
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent changes the protection parameter from password-based authentication to location-based authentication. Instead of relying on secret knowledge (password), the system uses physical location parameters (GPS coordinates, working area boundaries) to control access to storage devices, making unauthorized access significantly more difficult while maintaining ease of operation through automatic location detection.

Inventive Principle:
Principle #35Parameter changes

2Reliability

If data is hidden in electronic devices, then security is improved, but reliability is worsened because the device still drives the storage device during boot, allowing theft

Engineering Contradiction:
ImprovesecurityVSAvoidnormal operation
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent makes the storage device dynamic in its accessibility based on location. The storage device is enabled when the electronic device is detected to be within the authorized working area and disabled when outside it. This dynamic control prevents theft while allowing normal operation within the authorized area, resolving the contradiction between security and ease of operation.

Inventive Principle:
Principle #15Dynamics

3Reliability

If the electronic device is restricted to access storage only in a specific area, then security is improved, but device complexity is worsened due to adding positioning module and control logic

Engineering Contradiction:
ImprovesecurityVSAvoiddevice complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent introduces a positioning module as an intermediary component that provides location information to the control logic. This intermediary handles the complex task of location determination and comparison with authorized areas, while the main control logic remains relatively simple - it only needs to receive location data and control storage device access based on predefined rules, thus managing device complexity effectively.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS9218508B2Electronic device and protection method thereof
Publication Date: 2015.12.22 GETAC TECH CORP
  • US9218508B2 patent drawing
  • US9218508B2 patent drawing
  • US9218508B2 patent drawing

AI summary

An electronic device includes a positioning module, a micro processing unit and a first storing device. The micro processing unit electrically connects with the positioning module and the first storing device. The electronic detects a position thereof via the positioning module and generates a positioning coordinate datum. The micro processing unit determines whether the electronic device is in a preset working area through the positioning coordinate datum. When the electronic device is not in the preset working area, the micro processing unit stops the electronic device from accessing the first storing device. When the electronic device is in the preset working area, the micro-processing unit allows the electronic device to access the first storing device and boot a first operating system stored thereon.