Printing Method Media Type Mismatch Detection
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Solution Overview
Problem
Current printing methods require test jobs or test fields to establish print settings, which is inefficient and may lead to mismatches between print settings and media type, causing issues like pollution, smearing, and print quality degradation due to incorrect media types or environmental changes.
Innovation Solution
A method that continuously monitors performance indicators during production printing by comparing measured values to target values obtained from actual or simulated processes, alerting operators to mismatches and allowing for recalibration to prevent print engine damage and ensure quality.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If test jobs or test fields are used to establish print settings, then print media profiles can be created, but the process is inefficient and requires additional time and resources
Solution Approach 1:
The system performs preliminary characterization of the print media by automatically measuring physical properties (such as absorption, surface texture, or composition) before printing begins. These measurements are used to pre-determine optimal print settings, eliminating the need for time-consuming test jobs and trial-and-error processes while ensuring reliable matching between print settings and media type.
2Productivity
If print settings are not continuously monitored, then production printing can proceed without interruption, but mismatches between settings and media type may cause pollution, smearing, and print engine damage
Solution Approach 1:
The system continuously monitors print quality parameters during production printing by measuring performance indicators (such as ink absorption, color accuracy, or media deformation) and compares them against expected ranges. When deviations indicate a mismatch between print settings and media type, the system automatically alerts operators or adjusts settings to prevent pollution, smearing, and print engine damage, thus maintaining productivity while preventing harmful effects.
3Reliability
If performance indicators are measured and compared to target values, then mismatches can be detected, but additional measurement and processing steps are required
Solution Approach 1:
The system uses a multi-functional measurement device that can perform multiple characterization functions (e.g., measuring absorption, surface properties, color characteristics) with a single integrated instrument. This universal device reduces the need for multiple separate measurement systems, minimizing added complexity while enabling comprehensive detection of mismatches between print settings and media type through various performance indicators.
Data Source
AI summary
A printing method comprising the steps of: supplying media of a given media type to a printer; printing images onto the media in accordance with given print specifications and settings, thereby to obtain a print result; measuring a performance indicator that is representative of a property of the print result; and comparing the measured performance indicator to a corresponding target value, wherein the target value for said performance indicator is obtained from an actual or simulated production print process on media of the given media type; and in that a message is produced when the measured performance indicator deviates from the target value by more than a threshold value.