Imaging System for AR Input Device Functional Annotation

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Solution Overview

Problem

Conventional extended-reality display apparatuses face challenges in user interaction due to limited input device functionality and poor visibility of input device components, leading to difficulties in effectively engaging with extended-reality environments.

Innovation Solution

An imaging system comprising a camera and processor that captures and analyzes real-world environments to identify input devices and their actionable areas, determining functional elements to be superimposed over these areas, enhancing user interaction by providing visual cues for improved functionality and status indication.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If conventional input devices are used in extended-reality environments, then the device complexity is reduced, but the ease of operation deteriorates due to poor visibility and limited functionality

Engineering Contradiction:
Improveuser interaction capabilityVSAvoidimaging system complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent introduces an imaging system as an intermediary between the user and the extended-reality environment. This system captures images of the real-world environment, processes them to identify input devices and actionable areas, and generates extended-reality images with functionally annotated input devices. This intermediary layer enables users to see and understand the functionality of input devices without adding complexity to the input devices themselves.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent creates a virtual copy of the real-world environment by capturing images and generating extended-reality images. In this virtual copy, input devices are annotated with functional information overlays that indicate their purposes and status. This copying approach allows users to interact with the environment while having enhanced information about input devices without modifying the actual physical devices.

Inventive Principle:
Principle #26Copying

2Ease of operation

If functional annotations are added to input devices, then the ease of operation is improved through better visibility of actionable areas, but the device complexity increases

Engineering Contradiction:
Improveinput device visibilityVSAvoidimage processing complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent segments the image processing task into distinct stages: capturing images of the real-world environment, processing images to identify input devices and actionable areas, and generating extended-reality images with functional annotations. This segmentation allows each stage to be optimized independently and reduces the overall complexity by breaking down the complex task of enhancing input device visibility into manageable steps.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent adds a new dimension to the display by superimposing functional information overlays on top of the captured images. This creates a multi-layered visual output where the original image remains visible but is enhanced with additional functional annotations. This dimensional approach to information presentation improves input device visibility without requiring complex modifications to the input devices themselves.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Data Source

PatentUS11275945B2Imaging system and method for producing images with virtually-superimposed functional elements
Publication Date: 2022.03.15 VARJO TECH OY
  • US11275945B2 patent drawing
  • US11275945B2 patent drawing
  • US11275945B2 patent drawing

AI summary

An imaging system and a method for producing extended-reality images for a display apparatus. The imaging system includes camera and processor. The processor is configured to: control camera to capture image of real-world environment; analyse captured image to identify first image segment representing input device and to determine location of at least one actionable area of input device in first image segment; determine at least one functional element to be presented for the actionable area, the functional element being indicative of at least one of: functionality of the at least one actionable area, status of the at least one actionable area; and process captured image to generate extended-reality image in which the functional element is virtually superimposed over the actionable area of input device or a virtual representation of the actionable area of input device.