Whole-Sky Video Mapping for Real Estate Virtual Tours

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Solution Overview

Problem

Current systems for previewing real estate properties are inefficient as they limit the number of properties a customer can preview in a day due to the need for physical visits, and existing technologies for virtual property previews do not effectively handle whole-sky video mapping and transmission.

Innovation Solution

An information processing device that receives three-dimensional images, maps them onto two-dimensional images using various three-dimensional models such as cylinders, cubes, or quadrangular pyramids, and transmits these mapped images, allowing for dynamic switching based on user instructions, environmental conditions, and visual line information to enable efficient whole-sky video transmission.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If physical property previews are conducted, then customers can directly observe properties, but the number of properties that can be previewed per day is limited to three to four

Engineering Contradiction:
Improvepreview qualityVSAvoidnumber of properties previewed per day
Core Design Contradiction:
Measurement precisionVSProductivity

Solution Approach 1:

The patent creates virtual copies of physical properties using three-dimensional models and whole-sky videos. These digital replicas allow customers to preview properties remotely without physical visits, enabling them to view multiple properties daily while maintaining comprehensive observation capabilities through immersive virtual tours and detailed interior/exterior visualizations.

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The patent transitions from two-dimensional images to three-dimensional virtual spaces and whole-sky video environments. By mapping three-dimensional images onto three-dimensional models and projecting them to two-dimensional displays, the system creates immersive virtual reality experiences that preserve spatial relationships and provide comprehensive property views, enabling efficient remote previewing of multiple properties.

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

2Adaptability or versatility

If three-dimensional images are mapped onto three-dimensional models, then comprehensive property visualization is achieved, but data transmission complexity increases

Engineering Contradiction:
Improvevisualization capabilityVSAvoidmapping process complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent divides the complex three-dimensional space into structured components such as cubes, pyramids, and other geometric primitives. By segmenting the virtual space and mapping properties onto these standardized forms, the system simplifies the processing and transmission of spatial data while maintaining comprehensive visualization capabilities for both interior and exterior property features.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent dynamically adjusts mapping parameters based on property characteristics, viewing conditions, and device capabilities. By changing parameters such as model selection, projection angles, and detail levels, the system optimizes the balance between visualization quality and data transmission efficiency, reducing complexity while preserving adaptability across different property types and viewing scenarios.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS10531068B2Information processing device, information processing method, and three-dimensional image data transmission method
Publication Date: 2020.01.07 SONY GROUP CORP
  • US10531068B2 patent drawing
  • US10531068B2 patent drawing
  • US10531068B2 patent drawing

AI summary

An information processing device and an information processing method that perform a mapping process on a whole-sky video are provided.A required data reduction amount and a required storage state of an image quality are determined on the basis of a circumstance of a video providing device side that captures the whole-sky video, a circumstance of a video reproducing device side that views the whole-sky video, a circumstance of a space that serves as a subject, a circumstance of a case in which a plurality of delivery destinations are present, a circumstance of a channel, and the like, a mapping method is adaptively switched over to a mapping method that matches the requirements, and the whole-sky video is transmitted. Furthermore, the whole-sky video is transmitted in a transmission format containing information that indicates the mapping method so that a receiving side can decode the original whole-sky video.