Print Data Deletion in Information Processing Apparatus

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Solution Overview

Problem

Current image forming systems face challenges in managing and storing print data efficiently, leading to continuous data holding and increased storage pressure.

Innovation Solution

An information processing apparatus that transmits print data to a server device and deletes it from storage once printing is completed, utilizing a processor to execute this process at predetermined timings or upon receiving confirmation of print completion from the server.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If print data is continuously held in storage unit after printing is completed, then data availability is maintained, but storage capacity is excessively occupied

Engineering Contradiction:
Improvestorage capacityVSAvoiddata availability
Core Design Contradiction:
Quantity of substanceVSReliability

Solution Approach 1:

The patent extracts print data from the storage unit after printing is completed. The server device transmits print data to the image forming device, and after confirmation of printing completion, the print data is deleted from the storage unit. This extraction principle removes unnecessary data that has fulfilled its purpose, thereby freeing storage capacity while maintaining data availability during the printing process.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent implements a discard mechanism for print data after printing completion. The server device deletes print data from the storage unit upon receiving printing completion confirmation from the image forming device. This allows storage space to be recovered and reused for new print jobs, effectively managing storage resources without compromising the reliability of active printing operations.

Inventive Principle:
Principle #34Discarding and recovering

2Quantity of substance

If print data is deleted immediately after transmission to server device, then storage pressure is reduced, but data security is compromised

Engineering Contradiction:
Improvestorage pressureVSAvoiddata security
Core Design Contradiction:
Quantity of substanceVSReliability

Solution Approach 1:

The patent employs a feedback mechanism where the server device waits for printing completion confirmation from the image forming device before deleting print data. The server device transmits print data to the image forming device, monitors the printing status, and only deletes the data after receiving a confirmation signal that printing is complete. This feedback-based approach ensures data security by maintaining data availability throughout the printing process while still achieving storage pressure reduction after completion.

Inventive Principle:
Principle #23Feedback

3Adaptability or versatility

If print data is held indefinitely for re-printing, then reprint availability is improved, but storage efficiency deteriorates

Engineering Contradiction:
Improvereprint availabilityVSAvoidstorage efficiency
Core Design Contradiction:
Adaptability or versatilityVSProductivity

Solution Approach 1:

The patent implements a dynamic storage management approach where print data retention is conditional rather than static. The server device holds print data temporarily after transmission, maintaining it for a defined period or until printing completion is confirmed. This dynamic approach allows for potential re-printing within a reasonable timeframe while automatically deleting data that is no longer needed, thereby balancing reprint availability with storage efficiency.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS20230214161A1Information processing apparatus, non-transitory computer readable medium storing information processing program, and information processing method
Publication Date: 2023.07.06 FUJIFILM BUSINESS INNOVATION CORP
  • US20230214161A1 patent drawing
  • US20230214161A1 patent drawing
  • US20230214161A1 patent drawing

AI summary

An information processing apparatus includes a processor configured to: in a case where an intended image forming device is caused to perform printing of an image indicated by print data via a server device in a manner that the print data is transmitted to the server device in response to an instruction from a user while the print data is held in a storage unit, and then a printing instruction is performed on the image forming device by the user, and printing with the print data has been ended at a predetermined timing, execute a process of deleting the print data from the storage unit.