Printer Driver Acknowledgement for Secure Delivery Logging

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Solution Overview

Problem

Conventional image forming apparatuses lack a systematic method to confirm user receipt of printed materials, leading to incomplete delivery logs and potential security risks due to unacknowledged deliveries.

Innovation Solution

An image forming apparatus that sends a completion notification to a delivery apparatus, which then requests an acknowledgement from the corresponding user via an information processing apparatus, registering the receipt only after a valid acknowledgement is received, ensuring accurate delivery logs and enhanced security.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If the image forming apparatus only records delivery completion notification from the delivery apparatus, then the delivery log is simplified and easier to maintain, but the delivery status recording is incomplete and security is compromised

Engineering Contradiction:
Improveease of delivery log maintenanceVSAvoiddelivery status recording accuracy
Core Design Contradiction:
Ease of manufactureVSReliability

Solution Approach 1:

The system implements a feedback mechanism where the image forming apparatus sends a delivery completion notification to the delivery apparatus, which then transmits an acknowledgement notification back to confirm actual receipt by the user. This two-way feedback loop ensures accurate delivery status recording while maintaining systematic log management.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The image forming apparatus preliminarily records the delivery completion notification upon receiving it from the delivery apparatus, creating a provisional delivery log entry. This preliminary action allows the system to maintain organized logs while waiting for final confirmation from the user's information processing apparatus.

Inventive Principle:
Principle #10Preliminary action

2Productivity

If the system automatically records delivery completion without user acknowledgement, then the delivery process is faster and more efficient, but security and confirmation of actual receipt are compromised

Engineering Contradiction:
Improvedelivery efficiencyVSAvoidunauthorized access and information leakage
Core Design Contradiction:
ProductivityVSObject-affected harmful factors

Solution Approach 1:

The system requires feedback from the user's information processing apparatus in the form of an acknowledgement notification before finalizing the delivery status. This feedback mechanism ensures that delivery efficiency is maintained through automated processes while security is enhanced by confirming actual user receipt.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The delivery apparatus acts as an intermediary between the image forming apparatus and the user's information processing apparatus. It receives the delivery completion notification, obtains acknowledgement from the user's system, and transmits the confirmation back, thereby mediating the delivery process to ensure both efficiency and security.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Measurement precision

If the image forming apparatus waits for acknowledgement notification from the user before recording delivery status, then delivery log accuracy is improved, but the delivery process time increases

Engineering Contradiction:
Improvedelivery status recording accuracyVSAvoiddelivery process time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The image forming apparatus performs preliminary recording of the delivery completion notification as soon as it is received from the delivery apparatus. This preliminary action captures the delivery status in the log system immediately, reducing waiting time, while the system continues to process and record the final acknowledgement notification for complete accuracy.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS12001730B2Image forming apparatus, printer driver, and system for outputting a printed material based on a print job
Publication Date: 2024.06.04 CANON KK
  • US12001730B2 patent drawing
  • US12001730B2 patent drawing
  • US12001730B2 patent drawing

AI summary

An image forming apparatus performs printing based on a print job and receives a completion notification from an automatic printed material delivery apparatus. Based on receipt of the completion notification, the image forming apparatus transmits a receipt acknowledgement request to a personal computer (PC) corresponding to a user (a requested user or a designated user) based on the job. Further, the image forming apparatus receives, from the PC, an acknowledgement notification based on a user operation performed on the PC in connection with the receipt acknowledgement request. In response to receipt of the acknowledgement notification, the image forming apparatus registers information indicating that the printed material has been received by the user based on the job as a job log of the job.