Print Instruction Apparatus Paper Attribute Synchronization
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Solution Overview
Problem
Inconsistencies in attribute information of paper occur between a print instruction apparatus and a printing apparatus when the printing apparatus is off or in a power-saving state, due to untransferrable attribute information.
Innovation Solution
A print instruction apparatus with memory and a controller that obtains and rewrites paper feed information to synchronize attribute information between the apparatus and the printing apparatus, ensuring consistency even in power-off or power-saving states.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of energy
If the printing apparatus is in power-off or power-saving state, then energy consumption is reduced, but attribute information of paper becomes untransferrable causing inconsistency between print instruction apparatus and printing apparatus
Solution Approach 1:
The system performs preliminary actions by storing attribute information of paper in the print instruction apparatus before the printing apparatus enters power-off or power-saving state. When the printing apparatus wakes up, the controller automatically retrieves and applies the stored attribute information, preventing inconsistency without requiring the printing apparatus to remain powered on continuously.
Solution Approach 2:
The controller acts as an intermediary that maintains attribute information of paper in the print instruction apparatus and automatically transfers it to the printing apparatus when needed. This intermediary storage mechanism ensures information consistency even when the printing apparatus is in low-power state, bridging the information gap created by power transitions.
2Loss of information
If attribute information of paper is continuously synchronized between print instruction apparatus and printing apparatus, then information consistency is maintained, but system complexity and communication overhead increase
Solution Approach 1:
The system extracts the attribute information of paper from the printing apparatus and stores it independently in the print instruction apparatus. This separation allows the print instruction apparatus to maintain a local copy of the information, eliminating the need for continuous synchronization mechanisms while ensuring consistency is restored automatically after power transitions.
Solution Approach 2:
The print instruction apparatus serves itself by storing and managing attribute information of paper locally. When the printing apparatus becomes available, the controller automatically retrieves the stored information and applies it without requiring complex bidirectional synchronization protocols, simplifying the overall system architecture.
Data Source
AI summary
A print instruction apparatus includes memory, an obtaining unit, and a controller. The memory stores attribute information of paper. The obtaining unit obtains paper feed information in which attribute information of paper is set to a paper feed unit provided in a printing apparatus. The controller applies control to, in accordance with whether or not the attribute information of paper is set to the paper feed unit on the basis of the obtained paper feed information, perform rewriting of the attribute information of paper with the attribute information of paper stored in the memory.