Printing Device Preview Rotation for Missing Orientation Data
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Solution Overview
Problem
Mobile printing devices often receive image data from mobile terminals without accurate top-bottom information, making it difficult to correctly rotate images for printing on various sheets, such as envelopes or postcards.
Innovation Solution
A printing device with a receiving unit for image data, a display unit for previewing images, a reception unit for user instructions, a rotation unit for rotating images based on user input, and a print unit for printing the rotated images, allowing users to set the orientation of images even if the received data lacks or has inaccurate top-bottom information.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Extent of automation
If the printing device automatically rotates image data based on top-bottom information, then the rotation process is automated, but the reliability of rotation accuracy deteriorates when top-bottom information is missing or inaccurate
Solution Approach 1:
The printing device displays a preview image of the received image data and waits for user feedback to confirm or correct the automatic rotation. The user can indicate whether the automatic rotation is correct or provide correction information, creating a feedback loop that ensures rotation accuracy while maintaining automation.
Solution Approach 2:
The system performs automatic rotation based on available top-bottom information without requiring manual intervention for every rotation case. The automation handles routine cases while the user only intervenes when correction is needed, making the system self-sufficient for standard operations.
2Measurement precision
If the printing device requires accurate top-bottom information for rotation, then rotation precision is improved, but the ease of operation deteriorates when mobile terminals cannot provide this information
Solution Approach 1:
The printing device automatically performs rotation based on available image data and sheet information without requiring the user to manually specify top-bottom orientation. The system handles the rotation process autonomously, improving ease of operation while maintaining precision through automatic processing.
Solution Approach 2:
The system provides a preview image that allows users to verify the automatic rotation results. Users can provide feedback to confirm correctness or correct errors, ensuring high precision while maintaining ease of operation through automated processing with optional verification.
3Ease of operation
If the printing device uses automatic rotation based on available information, then the ease of operation is improved, but the manufacturing precision of rotation orientation deteriorates when information is incomplete
Solution Approach 1:
The printing device displays a preview image showing the automatic rotation results and waits for user confirmation or correction. This feedback mechanism ensures high rotation orientation accuracy while maintaining ease of operation, as users only need to verify or make minor corrections rather than manually control the entire rotation process.
Solution Approach 2:
The system performs automatic rotation as a preliminary action based on available image data and sheet information before final printing. This preliminary automatic processing maintains ease of operation while the subsequent verification step ensures manufacturing precision is not compromised.
Data Source
AI summary
A printing device displays a preview image of received image data, receives, based on the previewed image, an instruction to rotate the received image, rotates the received image data based on the received rotation instruction, and prints the rotated image data.