Dynamic Notification Timing for Image Forming Apparatus
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Solution Overview
Problem
Existing image forming systems face challenges in maintaining a consistent notification timing for users to retrieve documents, as the completion of discharging a recording medium into a discharge unit can be delayed or advanced, potentially leading to documents being left behind.
Innovation Solution
A control apparatus with a processor that adjusts the notification timing based on the completion of discharging the recording medium into a discharge unit, either delaying or advancing the start of the notification to ensure the document is retrieved promptly.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the notification timing is fixed, then the control apparatus is simple to operate, but the document may be left if the discharge completion is delayed or advanced
Solution Approach 1:
The notification timing is made dynamic by adjusting it based on the actual discharge completion time of the recording medium. The control apparatus determines whether to delay or advance the notification timing according to whether the discharge completion is delayed or advanced relative to a reference timing, thereby adapting the notification to actual system behavior rather than using a fixed schedule.
Solution Approach 2:
The system implements feedback by monitoring the actual discharge completion time and using this information to adjust the notification timing. The control apparatus compares the actual discharge completion against a reference and modifies the notification timing accordingly, creating a closed-loop control system that responds to actual system performance.
2Loss of time
If the notification timing is adjusted to match discharge completion, then document retrieval is improved, but the control logic becomes more complex
Solution Approach 1:
The control apparatus performs preliminary determination of the reference timing for discharge completion before the actual discharge occurs. By establishing this reference in advance, the system can later compare actual discharge completion against the pre-determined reference and adjust notification timing accordingly, simplifying the real-time control logic.
Solution Approach 2:
The system changes the notification timing parameter dynamically based on the discharge completion status. When discharge completion is delayed, the notification timing is delayed; when discharge completion is advanced, the notification timing is advanced. This parameter adjustment approach allows flexible adaptation without requiring complex reconfiguration of the entire control system.
Data Source
AI summary
A control apparatus includes a processor configured to: perform, on a notifier, a first control operation that, when an image of a document placed on a reader is read by the reader and a recording medium having an image formed in response to the read image is discharged into a discharge unit, starts at a notification timing a notification prompting a user to take out the document placed on the reader; and perform, on the notifier, at least one of a second control operation or a third control operation, the second control operation delaying a start of the notification if a completion of discharging the recording medium into the discharge unit is delayed with respect to a predetermined reference and the third control operation advancing the start of the notification if the completion of discharging the recording medium into the discharge unit is advanced with respect to the predetermined reference.


