Image Forming System Decolorable Toner Trial Printing Selection

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Solution Overview

Problem

Users may unknowingly perform trial printing using standard toner instead of decolorable toner when an image forming apparatus connected to a network is capable of using decolorable toner, resulting in wasted sheets as they are not aware of the decolorable toner option.

Innovation Solution

An image forming system that includes a first image forming apparatus using decolorable toner and a second using non-decolorable toner, with a terminal prompting users to select the decolorable toner option for trial printing, displaying a pop-up interface to inform users of the option to save sheets by using decolorable toner.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of substance

If users perform trial printing using standard toner without knowing the decolorable toner option, then the trial printing can be performed, but the recording medium is wasted and cannot be reused

Engineering Contradiction:
Improverecording medium wasteVSAvoiduser awareness of decolorable toner capability
Core Design Contradiction:
Loss of substanceVSLoss of information

Solution Approach 1:

The system performs preliminary detection of decolorable toner capability in the image forming apparatus before the trial printing operation. The control unit checks whether the apparatus can form images using decolorable toner in advance, and if so, it proactively displays a notification to the user before printing starts, prompting them to select the decolorable toner mode. This prevents the waste of recording media by preparing the user in advance with the information they need to make the correct selection.

Inventive Principle:
Principle #10Preliminary action

2Adaptability or versatility

If the image forming apparatus is connected to the network with decolorable toner capability, then resource saving is possible, but users may not recognize this capability and continue to use normal printing mode

Engineering Contradiction:
Improvedecolorable toner capabilityVSAvoiduser selection of toner type
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The control unit provides feedback to the user by displaying a notification that explicitly informs them of the decolorable toner capability when the apparatus is detected to have this capability. The notification asks whether the user wants to perform trial printing using decolorable toner, giving them feedback about the available option and enabling them to make an informed decision. This feedback mechanism bridges the gap between the apparatus's capability and the user's awareness.

Inventive Principle:
Principle #23Feedback

3Productivity

If trial printing is performed without prompting users, then the operation is simple, but sheets are wasted even when decolorable toner capable apparatus is available

Engineering Contradiction:
Improvesheet reuse rateVSAvoidsystem operation complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The notification display is selectively applied only when the image forming apparatus has the decolorable toner capability. The control unit detects the capability and then locally applies the notification mechanism only in this specific case, rather than always displaying the notification. This targeted approach increases sheet reuse rate when applicable without unnecessarily complicating the operation for users who don't have access to decolorable toner capabilities.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS9483216B2Image forming system and image forming method for selecting between two separate image forming apparatuses
Publication Date: 2016.11.01 KK TOSHIBA
  • US9483216B2 patent drawing
  • US9483216B2 patent drawing
  • US9483216B2 patent drawing

AI summary

An image forming system according to an embodiment includes: a first image forming apparatus that forms an image using a decolorable color material, a second image forming apparatus that forms an image using a non-decolorable color material, an information terminal that communicates over a network with the first and second image forming apparatuses. When a trial printing operation is initiated from the information terminal, the information terminal prompts a user for an input selecting the first image forming apparatus to perform the trial printing operation using the decolorable color material.