360-Degree Video Overlay for High-Resolution Readability

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Solution Overview

Problem

Conventional 360-degree video technology poorly images regions with high-density information such as presentation slides or whiteboards, making it difficult for viewers to read due to glare and distance, necessitating improved systems for automatic detection and insertion of high-resolution digital streams.

Innovation Solution

A system comprising a camera and processing unit that identifies regions of interest within a 360-degree video and insets higher-resolution media, such as images or video streams, using image-based or geometry-based methods, with occlusion detection and masking to ensure clear visibility, and optionally using facial recognition or user input for selection.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Area of stationary object

If conventional 360-degree video recording is used to capture the entire environment, then complete spatial coverage is achieved, but regions with high-density information (such as presentation slides or whiteboards) are poorly imaged due to glare and distance

Engineering Contradiction:
Improvespatial coverageVSAvoidimage quality of high-density information regions
Core Design Contradiction:
Area of stationary objectVSMeasurement precision

Solution Approach 1:

The patent combines multiple video sources (the 360-degree video feed from omnidirectional cameras and separate high-resolution digital video streams from presentation devices) into a single augmented video output. The processing unit overlays the high-resolution digital streams onto the 360-degree video at their detected locations, merging the comprehensive spatial coverage of the 360-degree video with the high image quality of the digital streams to simultaneously achieve both complete spatial coverage and high image quality for information-dense regions.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The processing unit acts as an intermediary that receives both the 360-degree video feed and separate digital video streams, detects the locations of information-rich regions, and composites the high-resolution digital streams onto the 360-degree video. This intermediary process enables the system to overcome the limitation of poor imaging in high-density information regions while maintaining the complete spatial coverage provided by the 360-degree cameras.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Area of stationary object

If the camera is positioned at a distance to capture the full 360-degree view, then complete environmental coverage is achieved, but readability of displayed information deteriorates due to distance and glare

Engineering Contradiction:
Improveenvironmental coverageVSAvoidreadability of displayed information
Core Design Contradiction:
Area of stationary objectVSLoss of information

Solution Approach 1:

The patent creates a digital copy of the presentation content (slides, whiteboards, etc.) from the separate digital video stream and overlays it onto the 360-degree video at the detected location of the presentation device. This copying process allows viewers to see a high-resolution replica of the presentation content directly in the augmented video, eliminating the need to physically approach the presentation area and thereby preserving both complete environmental coverage and readability of displayed information.

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The patent adds an additional layer of information by overlaying the high-resolution digital video stream onto the 360-degree video. This creates a multi-dimensional viewing experience where users can simultaneously view the physical environment captured by the 360-degree cameras and the high-resolution digital content in an augmented layer, effectively adding an informational dimension that compensates for the distance and glare limitations of the physical recording.

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

3Measurement precision

If higher-resolution media is inserted into the 360-degree video, then readability of digital content is improved, but system complexity increases due to detection and integration processes

Engineering Contradiction:
Improvereadability of digital contentVSAvoiddetection and integration system
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The processing unit automatically detects the locations of information-rich regions (such as presentation screens or whiteboards) within the 360-degree video feed and autonomously determines where to overlay the corresponding high-resolution digital streams. This self-service detection and automatic positioning eliminates the need for manual configuration or complex user intervention, thereby improving readability of digital content while keeping the system relatively simple through automated operations.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system continuously monitors the 360-degree video feed to detect the presence and location of information-rich regions, and based on this feedback, dynamically adjusts the overlay positioning of high-resolution digital streams. This feedback mechanism enables the system to adapt to changing scene conditions automatically, improving digital content readability while maintaining manageable system complexity through intelligent, responsive control.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS11272125B2Systems and methods for automatic detection and insetting of digital streams into a video
Publication Date: 2022.03.08 FUJIFILM BUSINESS INNOVATION CORP
  • US11272125B2 patent drawing
  • US11272125B2 patent drawing
  • US11272125B2 patent drawing

AI summary

Systems and methods for automatic detection and insetting of digital streams into a video. Various examples of such regions of interest to the user include, without limitation, content displayed on various electronic displays or written on electronic paper (electronic ink), content projected on various surfaces using electronic projectors, content of paper documents appearing in the video and/or content written on white (black) boards inside the video. For some content, such as whiteboards, paper documents or paintings in a museum, a participant (or curator) could have taken pictures of the regions, again stored digitally somewhere and available for download. These digital streams with content of interest to the user are obtained and then inset onto the view generated from the raw video feed, giving users the ability to view them at their native high resolution.