AR Display Device for Sheet Posture Correction
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Solution Overview
Problem
Users face difficulties in accurately estimating the finish state of printed matter before printing, particularly with post-processing such as punching and folding, due to misalignment issues with augmented reality (AR) displays, which are not effectively corrected for the actual posture and position of the sheet.
Innovation Solution
An AR display device that includes a display unit, camera, setting information obtaining unit, detecting unit, and display control unit to simulate the processing result on the sheet, correcting the output image to match the sheet's posture and position, and providing warnings for overlapping processing results with printed areas.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of information
If AR display is used to show processing results, then users can visualize the finish state of printed matter, but the display becomes misaligned when the sheet is not held in a correct posture
Solution Approach 1:
The patent applies dynamics by making the AR display adaptive to the sheet's actual posture. The system detects the sheet's position and orientation in real-time and dynamically adjusts the virtual image's position and angle to match the detected posture, transforming the static AR display into a dynamic one that automatically adapts to user handling conditions
Solution Approach 2:
The patent implements feedback by detecting the actual posture of the sheet and using this information to correct the position and orientation of the virtual image. The system continuously monitors the sheet's state and adjusts the display accordingly, creating a closed-loop control system that ensures accurate alignment regardless of how the user holds the sheet
2Loss of information
If scanner-based preview is used to show finish state, then users can see the processed image, but the process becomes troublesome and time-consuming
Solution Approach 1:
The patent applies copying by creating a virtual copy of the processed image and overlaying it directly onto the physical sheet through AR display. Instead of requiring users to scan the original and view a separate preview image on a screen, the system generates a virtual representation that appears in the user's field of view, merged with the actual sheet, thereby eliminating the need for physical scanning and separate display viewing
Solution Approach 2:
The patent merges the virtual processed image with the physical sheet in the user's field of view. By combining the digital preview and physical document into a single augmented reality view, the system eliminates the need to switch between separate viewing devices or perform additional scanning operations, significantly reducing the time required to review the finished output
Data Source
AI summary
Disclosed is an AR display device including: a display unit configured to display an augmented reality space in which an image is overlapped with a reality space; a camera configured to shoot the reality space corresponding to the augmented reality space; a setting information obtaining unit configured to obtain setting contents relating to an additional processing to be carried out for an image or an output sheet; a detecting unit configured to detect a sheet in the reality space and a posture thereof; and a display control unit configured to prepare an output image which simulatedly shows a processing result to be obtained in accordance with the setting contents and which is corrected so as to be matched with the posture of the sheet, and to instruct the display unit to display the augmented reality space in which the output image is overlapped with the sheet.


