Dynamic Annotation Linking for 3D Model Updates

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Solution Overview

Problem

Current 3D computer-aided design (CAD) tools require significant user training and are time-consuming when updating or changing three-dimensional models, as manual updates of annotations in two-dimensional page layouts are necessary.

Innovation Solution

Implementing a system that dynamically links annotations to embedded 3D models within a two-dimensional space using graphical elements, allowing annotations to update intelligently based on 3D model changes and enabling manipulation of viewing positions without disrupting annotations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If manual updates of annotations are performed in two-dimensional page layouts, then annotations can be updated, but significant user training and time are required

Engineering Contradiction:
Improveannotation update efficiencyVSAvoidtime required for model updates
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The patent introduces a dynamic linking mechanism that acts as an intermediary between the 3D model and 2D annotations. This mediator automatically maintains connections between model geometry and annotation elements, eliminating manual update requirements and significantly reducing both training needs and time investment

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The annotation system performs self-service through automatic detection and updating of annotation positions and orientations based on 3D model changes. The system autonomously maintains annotation accuracy without requiring user intervention, thereby improving productivity while minimizing time loss

Inventive Principle:
Principle #25Self-service

2Adaptability or versatility

If 3D models are manipulated within two-dimensional page layouts, then viewing positions can be changed, but annotations may be disrupted

Engineering Contradiction:
Improveviewing position flexibilityVSAvoidannotation stability
Core Design Contradiction:
Adaptability or versatilityVSStability of the object's composition

Solution Approach 1:

The patent implements dynamic annotation linking where annotation positions and orientations are not fixed but dynamically adjusted based on the current 3D model view. This allows viewing positions to be changed freely while the annotation system automatically adapts to maintain proper alignment and stability

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system continuously monitors changes in 3D model viewing positions and provides feedback to automatically adjust annotation positions and orientations. This feedback mechanism ensures that annotations remain stable and correctly positioned even as the viewing perspective changes

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS8902219B1Maintaining connection to embedded content using graphical elements
Publication Date: 2014.12.02 TRIMBLE NAVIGATION LTD
  • US8902219B1 patent drawing
  • US8902219B1 patent drawing
  • US8902219B1 patent drawing

AI summary

A system and method for dynamically linking or connecting annotations to embedded content, such as a 3D model, using graphical elements within a two-dimensional space is provided. Such connection is maintained as the annotation is rendered with the 3D model, thereby enabling the annotations to intelligently update themselves using 3D information from the embedded content. Further, the capability, as provided herein, to manipulate viewing positions and perspective effects of an embedded 3D model without disrupting the annotations in the two-dimensional page layout provides a greater degree of flexibility and forgiveness.