Print Processing Apparatus Paper Type Synchronization

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Solution Overview

Problem

In the print on demand market, existing systems face issues with matching paper types between print processing apparatuses and digital MFPs, leading to downtime and productivity degradation due to incorrect paper type designations and lack of synchronization in paper information databases.

Innovation Solution

A method and apparatus that enable printing with paper types not initially in the database by identifying alternate paper information and transmitting necessary settings to the MFP, ensuring accurate paper handling and minimizing downtime through user requests for paper replenishment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the print processing apparatus stores paper type information in its database, then it can manage and track paper types accurately, but the paper type information may not match the digital MFP's database causing printing failures

Engineering Contradiction:
Improvepaper type information accuracyVSAvoidcompatibility with digital MFP
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The print processing apparatus transmits paper type information to the digital MFP and receives feedback about paper status (presence/absence) from the MFP. This feedback mechanism allows the apparatus to verify whether the designated paper type actually exists in the MFP's paper feed source, enabling corrective actions to prevent printing failures.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system performs preliminary verification of paper type compatibility by transmitting paper information from the print processing apparatus to the digital MFP before actual printing begins. The MFP checks whether the designated paper type exists in its paper feed source and reports back, allowing the system to resolve mismatches in advance.

Inventive Principle:
Principle #10Preliminary action

2Productivity

If the digital MFP stores multiple print instructions, then processing efficiency increases, but paper verification is delayed until analysis starts causing downtime

Engineering Contradiction:
Improveprint processing throughputVSAvoiddowntime during paper replenishment
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The print processing apparatus performs preliminary paper type verification and transmits paper information to the digital MFP before the MFP begins analyzing and processing print instructions. This allows the MFP to have advance knowledge of required paper types, enabling it to prepare paper feed sources in advance and avoid downtime during actual printing operations.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The print processing apparatus acts as an intermediary between the user and the digital MFP, managing paper type information and coordinating with the MFP's paper feed sources. It transmits paper type designations to the MFP and uses feedback from the MFP about paper availability to coordinate paper replenishment activities, preventing interruptions in the printing workflow.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentEP3564810B1Print processing apparatus, print processing apparatus control method, and storage medium
Publication Date: 2022.12.07 CANON KK
  • EP3564810B1 patent drawingFigure 1
  • EP3564810B1 patent drawingFigure 2
  • EP3564810B1 patent drawingFigure 3

AI summary

A print processing apparatus, configured to process an input print job and configured to transmit the processed print job to a printing apparatus, includes a storage means for storing sheet information about sheets in a database. The sheet information includes dependence information depending on the printing apparatus and information regarding specification of a sheet which does not depend on the printing apparatus. The print processing apparatus further includes an identification means for, if the sheet information included in the input print job has not been stored in the database in the storage means, identifying sheet information at least a part of which the information regarding the specification of the sheet matches the sheet information included in the print job from among a plurality of pieces of sheet information stored in the storage means, a registration means for registering the sheet information in the print job in the printing apparatus with the dependence information included in the sheet information identified by the identification means, and a control means for controlling the printing apparatus to execute a print job by using the sheet information registered in the registration means.