Photographing device, photographing work support method, and photographing work support program

The photographing device provides real-time work assistance to users, addressing the lack of intuitive guidance in conventional 3D measurement technologies by improving photography techniques, thereby enhancing measurement accuracy.

JP7762884B2Active Publication Date: 2025-10-31PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO LTD
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Patent Information

Application Number
JP2023074922
Authority / Receiving Office
JP · JP
Patent Type
Patents
Current Assignee / Owner
Filing Date
2023-04-28
Publication Date
2025-10-31
Estimated Expiration
2043-04-28

AI Technical Summary

Technical Problem

Conventional 3D measurement technologies using handheld cameras lack intuitive guidance for users, leading to potentially inaccurate photography procedures due to subjective decision-making, which can reduce the accuracy of 3D measurements.

Method used

A photographing device equipped with a display unit that provides real-time work assistance based on evaluation values for user actions, such as blur, point cloud density, feature points, sudden movements, and elapsed time, to guide users in improving their photography techniques.

Benefits of technology

Users receive clear guidance to improve their photography procedures, ensuring accurate and efficient 3D measurements regardless of their proficiency level.

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Abstract

To provide a photographing device, a photographing operation support method, and a photographing operation support program that guide a point to be immediately improved in relation to a user's photographing operations in an easy-to-understand manner to the user performing the photographing operations, and thereby allow the user to execute the photographing operations according to an appropriate method regardless of the skill level of the user, or the like.SOLUTION: In order to perform three-dimensional measurement processing of generating three-dimensional space information of a measurement target place on the basis of a photographed image of the measurement target place, a photographing device that photographs the measurement target place, displays, on a display, operation support information related to photographing operations performed by a user photographing the measurement target place while moving in the measurement target place, especially, determines the necessity of operation support for improving the state of the user's photographing operations on the basis of the state of the user's photographing operations, specifically, the state of occurrence of a rapid movement that is a state where the user rapidly moves the device, and the time elapsed from the start of photographing, and when the operation support is required, displays a warning message or an attention attracting message for encouraging the user to take an action to improve the state of the user's photographing operations as the operation support information.SELECTED DRAWING: Figure 2
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