Remote-Space Virtual Video Generation for Scale Mismatch
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Solution Overview
Problem
Conventional virtual space technology limits users to experiencing remote spaces by merely copying them, failing to provide an effective experience due to challenges in matching the size and scale of the remote space with the local environment.
Innovation Solution
An information processing system that includes a server, imaging device, and terminal device, which acquires and processes local and remote space information to generate a virtual video on the terminal device, adjusting movement rates to match the scale and position of the user in the remote space, thereby enhancing the experience.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If the remote space is copied using sensor technology, then the user can move in the virtual reality space, but the user cannot effectively experience the remote space due to scale and size mismatch
Solution Approach 1:
The patent applies parameter changes by adjusting the movement rate parameter based on the ratio between remote space size and local space size. When the remote space is larger than the local space, the movement rate is set greater than 1 to amplify user movement. When the remote space is smaller, the movement rate is set between 0 and 1 to reduce user movement. This dynamic parameter adjustment resolves the scale mismatch problem and enables effective remote space experience.
2Ease of operation
If the movement rate is adjusted to match the remote space scale, then the user experience is improved, but the system complexity increases due to additional calculations
Solution Approach 1:
The patent applies preliminary action by pre-calculating the movement rate parameter before the user enters the virtual reality space. The system acquires the size of the remote space and the size of the local space in advance, calculates the ratio, and sets the movement rate parameter beforehand. This eliminates the need for complex real-time calculations during user interaction, thus improving ease of operation while minimizing system complexity.
3Adaptability or versatility
If the local space size is increased to match the remote space, then the user can experience the remote space better, but the physical space requirements increase
Solution Approach 1:
The patent applies dimensionality change by introducing a virtual dimension through the movement rate parameter. Instead of physically expanding the local space to match the remote space, the system creates a virtual scaling effect through software-based movement rate adjustment. This allows users to experience large remote spaces within small physical local spaces by manipulating the virtual movement dimension, thus resolving the contradiction without increasing physical space requirements.
Data Source
AI summary
An information processing apparatus includes an acquisition unit configured to acquire local space information indicating space information of a local space where a terminal device is located, local position information indicating position information of the terminal device in the local space, and remote space information indicating space information of a remote space located in a place different from the local space, and a generation unit configured to generate, on the basis of the local space information, the local position information, and the remote space information, information regarding a video to be displayed on the terminal device, the video being a virtual video in a case where the terminal device is at a position corresponding to the local position information in the remote space.


