Folder Management via Drive Correspondence Table

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Solution Overview

Problem

In a computer operating system, especially Microsoft Windows, users face operability issues when the storage area assigned to 'My Documents' becomes full, as creating a new folder on an external drive is not recognized by the system, leading to difficulties in managing data storage across multiple drives.

Innovation Solution

A method and apparatus that utilize a drive correspondence table to change the storage location of a folder from an apparent drive to a target drive without notifying the operating system, allowing the system to access the folder on the target drive, thereby enhancing user operability.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If a new folder is created on an external drive instead of the internal drive, then the storage capacity is expanded, but the target drive is not recognized as a folder by the shortcut, deteriorating user operability

Engineering Contradiction:
Improvestorage capacityVSAvoiduser operability
Core Design Contradiction:
Quantity of substanceVSEase of operation

Solution Approach 1:

The patent introduces a folder management program as an intermediary between the operating system and the folder structure. This program intercepts folder access requests, determines the actual storage location based on predefined rules (such as available space thresholds), and redirects the access to the appropriate drive. This mediator resolves the contradiction by allowing the system to present a unified folder view to the user while actually storing data on different drives based on storage availability, thus maintaining both expanded storage capacity and simple user operation.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Quantity of substance

If the storage area assigned to 'My Documents' becomes full, then the user needs to store data in another drive, but the system does not automatically recognize the change in drive allocation, causing access failures

Engineering Contradiction:
Improvestorage space utilizationVSAvoidaccess reliability
Core Design Contradiction:
Quantity of substanceVSReliability

Solution Approach 1:

The folder management program implements a feedback mechanism that continuously monitors the storage status of drives and automatically adjusts folder access paths based on current conditions. When the internal drive's storage area becomes full, the program detects this condition through feedback from the file system, then automatically redirects subsequent folder access requests to the external drive. This feedback loop ensures reliable data access by dynamically adapting to changing storage conditions without requiring user intervention or causing access failures.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS8126864B2Method and apparatus for managing folder
Publication Date: 2012.02.28 BUFFALO CORP LTD
  • US8126864B2 patent drawing
  • US8126864B2 patent drawing
  • US8126864B2 patent drawing

AI summary

A method and apparatus for managing a folder is provided. The method includes: setting a drive correspondence table showing a correspondence relation of first location information including location information of an apparent drive allocated to the folder in the operating system and second location information including location information of a target drive to be actually allocated to the folder; and changing, in response to a request for an access to the folder requested by the operating system, location information allocated to the folder from the first location information of the apparent drive allocated to the folder to the second location information of the target drive allocated to the folder in accordance with the drive correspondence table without notifying the operating system of a change of location information of the drive allocated to the folder, whereby enabling the operating system to consequently access the folder in the target drive.