Image Processing Apparatus Automatic Reconnection After Control Restart

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Solution Overview

Problem

During remote maintenance of image processing apparatuses, the disconnection of a print control apparatus restarts, causing uncertainty about its activation state, leading to wasted waiting time for both users and operators as the image processing apparatus cannot automatically reconnect.

Innovation Solution

An image processing system with a control apparatus that notifies the image processing apparatus of an impending restart and instructs it to reconnect to a server apparatus after the restart, ensuring the image processing apparatus can automatically reestablish communication based on the print control apparatus's activation state.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the print control apparatus restarts during remote maintenance, then the communication between terminal apparatus and image processing apparatus is disconnected, but automatic reconnection cannot be performed because the activation state of the print control apparatus is unknown

Engineering Contradiction:
Improveremote maintenance continuityVSAvoidwaiting time for reconnection
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The image processing apparatus periodically transmits feedback signals to the terminal apparatus through the print control apparatus to report its activation state. When the print control apparatus restarts, the image processing apparatus detects this state change and automatically initiates reconnection procedures, eliminating the need for manual intervention and reducing waiting time.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system establishes connection information and reconnection protocols in advance before the restart occurs. The terminal apparatus stores the connection details of the image processing apparatus, and both devices prepare reconnection mechanisms beforehand, enabling automatic reconnection as soon as the print control apparatus becomes active again.

Inventive Principle:
Principle #10Preliminary action

2Productivity

If the image processing apparatus automatically reconnects after print control apparatus restart, then maintenance efficiency is improved, but the system complexity increases due to additional notification and coordination mechanisms

Engineering Contradiction:
Improvemaintenance efficiencyVSAvoidsystem complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The image processing apparatus autonomously monitors the activation state of the print control apparatus and automatically initiates reconnection without requiring complex external coordination. The apparatus uses its own resources to detect restart conditions and execute reconnection, minimizing the need for additional system complexity while maintaining high productivity.

Inventive Principle:
Principle #25Self-service

3Device complexity

If the terminal apparatus manually reconnects after disconnection, then system simplicity is maintained, but user waiting time increases and maintenance operations are delayed

Engineering Contradiction:
Improvesystem simplicityVSAvoiduser waiting time
Core Design Contradiction:
Device complexityVSLoss of time

Solution Approach 1:

The image processing apparatus provides feedback signals to the terminal apparatus through the print control apparatus to indicate its activation state. This automatic feedback mechanism allows the terminal apparatus to know when to reconnect without manual intervention, reducing user waiting time while maintaining relatively simple system architecture.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS10148852B2Image processing system, control apparatus, image processing apparatus, and methods of controlling these
Publication Date: 2018.12.04 CANON KK
  • US10148852B2 patent drawing
  • US10148852B2 patent drawing
  • US10148852B2 patent drawing

AI summary

An image processing system includes a control apparatus and an image processing apparatus to which the control apparatus is connected and that accesses a network via the control apparatus, wherein remote maintenance by an information processing apparatus is performed via the network. The image processing apparatus connects to a server apparatus that relays communication between the control apparatus and the information processing apparatus. The control apparatus notifies the image processing apparatus that it will restart in accordance with a restart instruction from the information processing apparatus which is connected to the control apparatus via the server apparatus and which maintains the control apparatus remotely, the restart being instructed by the information processing apparatus to the control apparatus while the remote maintenance of the control apparatus is continuing, and instructs the image processing apparatus to reconnect to the server apparatus, in accordance with completion of the restart of the control apparatus.