Printing Apparatus Selective Error Display for Prohibited Settings

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Solution Overview

Problem

Printing apparatuses face challenges in correctly executing print settings due to prohibited combinations of settings, leading to misprinting and inconsistencies, particularly with paper settings, which existing systems struggle to resolve efficiently when multiple inconsistencies occur simultaneously.

Innovation Solution

A printing apparatus with a reception section for user instructions, a control section for setting and controlling print settings, and a display section for individual error notification of prohibited settings, allowing for selective display of errors to guide users in correcting inconsistencies, thereby facilitating correct print execution.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If individual error display is performed for all print settings with prohibition relationships, then users can identify all inconsistent settings, but the display becomes cluttered and difficult to understand when multiple inconsistencies occur simultaneously

Engineering Contradiction:
Improveerror information completenessVSAvoiduser interface clarity
Core Design Contradiction:
Loss of informationVSEase of operation

Solution Approach 1:

The error display is segmented into two types: individual error marks displayed near specific print setting items that have prohibition relationships, and batch error marks displayed near print setting categories or groups. This segmentation allows users to see both specific individual errors and overall error patterns without clutter, resolving the contradiction between complete error information and interface clarity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The error notification system adds a categorical dimension to error display by introducing batch error marks that group multiple individual errors under common categories. This dimensional approach allows users to understand errors at both the item level and category level simultaneously, preventing information overload while maintaining completeness.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Manufacturing precision

If paper size settings are strictly enforced to match tray capacities, then printing accuracy is improved, but user flexibility in selecting paper sizes is reduced

Engineering Contradiction:
Improveprint output accuracyVSAvoidpaper size selection flexibility
Core Design Contradiction:
Manufacturing precisionVSAdaptability or versatility

Solution Approach 1:

The paper size validation system dynamically adjusts its enforcement based on the selected tray. When a tray is selected, the system dynamically determines the appropriate paper size range for that tray and validates settings against this dynamic criterion. This allows users to select from multiple paper sizes within the acceptable range for each tray, maintaining both accuracy and flexibility.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system changes the validation parameter from a fixed paper size match to a range-based validation. Instead of requiring exact paper size matches, the system defines acceptable paper size ranges for each tray capacity and validates settings within these ranges, providing users with flexible selection options while ensuring print accuracy.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS11455131B2Printing apparatus and non-transitory computer-readable storage medium storing program for controlling printing based on print settings
Publication Date: 2022.09.27 SEIKO EPSON CORP
  • US11455131B2 patent drawing
  • US11455131B2 patent drawing
  • US11455131B2 patent drawing

AI summary

A printing apparatus that receives user's instructions for a plurality of print settings and controls printing performs individual error display indicating prohibition near display of print settings for n print settings having a prohibition relationship, n being one or more, and does not perform the individual error display near display of the print settings for m print settings having the prohibition relationship, m being one or more.