Dynamic Print Calibration via Status Feedback

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Solution Overview

Problem

Printers face issues with image quality due to changes in print characteristics over time, leading to increased deviations in printing positions and density levels if calibration is infrequent, while frequent calibration increases user waiting time and ink/toner consumption.

Innovation Solution

A print setting apparatus with a user interface, obtaining unit, determination unit, and control unit that assesses the printer's status to determine suitable or unsuitable set contents for print conditions, restricting unsuitable settings and prompting calibration when necessary to maintain image quality.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If calibration process is executed frequently to maintain print quality, then image quality is improved, but user waiting time and ink/toner consumption are increased

Engineering Contradiction:
Improveprint qualityVSAvoiduser waiting time
Core Design Contradiction:
Manufacturing precisionVSLoss of time

Solution Approach 1:

The system monitors printer status changes (temperature, humidity, usage patterns) and uses this feedback to dynamically determine when calibration is needed, rather than following a fixed schedule. This allows calibration to be performed only when necessary to maintain print quality, reducing unnecessary waiting time and resource consumption.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The calibration frequency is made dynamic rather than static. The system adapts calibration timing based on real-time printer status changes and environmental conditions, allowing the calibration schedule to flex according to actual needs rather than following a rigid predetermined interval.

Inventive Principle:
Principle #15Dynamics

2Manufacturing precision

If calibration process is executed frequently to maintain print quality, then image quality is improved, but ink and toner consumption are increased

Engineering Contradiction:
Improveprint qualityVSAvoidink and toner consumption
Core Design Contradiction:
Manufacturing precisionVSLoss of substance

Solution Approach 1:

The system monitors printer status changes (temperature, humidity, usage patterns) and uses this feedback to dynamically determine when calibration is needed, rather than following a fixed schedule. This allows calibration to be performed only when necessary to maintain print quality, reducing unnecessary waiting time and resource consumption.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system changes operational parameters (calibration timing and frequency) based on monitored status changes and environmental conditions. By adjusting these parameters dynamically, the system optimizes the balance between maintaining print quality and minimizing resource consumption.

Inventive Principle:
Principle #35Parameter changes

3Productivity

If calibration process is not executed for a long time, then user waiting time and ink/toner consumption are reduced, but print quality degradation occurs

Engineering Contradiction:
Improveprinting efficiencyVSAvoidprint quality
Core Design Contradiction:
ProductivityVSManufacturing precision

Solution Approach 1:

The system continuously monitors printer status changes and environmental conditions, using this feedback to predict when calibration will be needed. This allows the system to extend calibration intervals when conditions remain stable while ensuring calibration is performed before quality degradation occurs, optimizing both productivity and print quality.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system performs preliminary monitoring of status changes and predicts future calibration needs before actual quality degradation occurs. This preliminary action allows for optimized scheduling that prevents quality issues while minimizing unnecessary calibration operations.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS8836973B2Print setting apparatus for setting print condition
Publication Date: 2014.09.16 BROTHER KOGYO KK
  • US8836973B2 patent drawing
  • US8836973B2 patent drawing
  • US8836973B2 patent drawing

AI summary

A user interface is configured to receive a user instruction when a user sets a print condition for a printer. At least one setting item including a plurality of set contents is set for the print condition. An obtaining unit obtains a status of the printer. Each of the plurality of set contents is a suitable set content suitable for the status of the printer or an unsuitable set content suitable for the status of the printer. A determination unit determines whether a set content set for the one setting item is the suitable set content or the unsuitable set content based on the status of the printer. A control unit executes at least one of a process for restricting the set content, which is determined as the unsuitable set content by the determination unit, from being used for a printing operation and a process for allowing a user to distinguish the set content, which is determined as the unsuitable setting, from another set content in the plurality of set contents which is determined as the suitable set content in the user interface.