Image Forming Apparatus XPS Printing Option Compatibility

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Solution Overview

Problem

Image forming apparatuses face issues when printing Extensible Markup Language (XML) Paper Specification (XPS) files, as the printing options set in the file may not be supported, leading to unintended results and requiring users to manually identify and change unsupported options.

Innovation Solution

An image forming apparatus with a communication interface to receive XPS files, a determination unit to assess supported printing options, and a user interface to display unsupported options and provide replacement options, allowing users to change settings and preview the printing state.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If the image forming apparatus directly prints the XPS file with preset printing options, then printing efficiency is improved, but printing accuracy deteriorates because unintended results may be output when the printing options are not supported

Engineering Contradiction:
Improveprinting efficiencyVSAvoidprinting accuracy
Core Design Contradiction:
ProductivityVSManufacturing precision

Solution Approach 1:

The system performs preliminary detection of printing option compatibility before executing the print job. The determination unit checks whether the image forming apparatus supports the printing options set in the XPS file in advance, and the user interface unit displays information about unsupported options before printing begins, allowing users to adjust settings proactively rather than dealing with errors after printing starts

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The user interface unit provides feedback to the user by displaying messages that inform them which printing options are unsupported by the current image forming apparatus. This feedback mechanism allows users to understand the compatibility issue and make informed decisions about how to proceed with the print job

Inventive Principle:
Principle #23Feedback

2Manufacturing precision

If the user manually identifies and changes unsupported printing option items, then printing accuracy is improved, but operation complexity increases and user convenience deteriorates

Engineering Contradiction:
Improveprinting accuracyVSAvoiduser convenience
Core Design Contradiction:
Manufacturing precisionVSEase of operation

Solution Approach 1:

The system performs self-service by automatically detecting which printing options are unsupported and presenting replacement options to the user. The search unit automatically searches for replacement printing options that are compatible with the image forming apparatus, reducing the manual effort required from users while maintaining printing accuracy

Inventive Principle:
Principle #25Self-service

3Loss of information

If the system provides detailed information about unsupported printing options, then user awareness is improved, but information overload increases and ease of operation deteriorates

Engineering Contradiction:
Improveuser awarenessVSAvoidease of operation
Core Design Contradiction:
Loss of informationVSEase of operation

Solution Approach 1:

The user interface unit provides localized information about unsupported printing options by displaying messages at the specific location where the option is relevant. Rather than presenting a comprehensive list of all unsupported options at once, the system provides targeted information about the specific printing options that cannot be applied, making it easier for users to understand and address the issue

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS8614812B2Image forming apparatus and method
Publication Date: 2013.12.24 HEWLETT PACKARD DEVELOPMENT COMPANY LP
  • US8614812B2 patent drawing
  • US8614812B2 patent drawing
  • US8614812B2 patent drawing

AI summary

An image forming apparatus that may include a communication interface unit to receive an Extensible Markup Language (XML) Paper Specification (XPS) file, a determination unit to determine whether printing options set for the received XPS file are supported by the image forming apparatus, and a user interface unit to display a message that a printing option set for the received XPS file is an unsupported printing option if the printing option is not supported by the image forming apparatus.