Virtual Smoke Timing Prediction Using Distance Sensors
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Solution Overview
Problem
Existing technologies struggle to accurately predict and synchronize the implementation of virtual smoke in virtual reality (VR) environments with the user's real-time smoking actions, leading to a disjointed experience.
Innovation Solution
A method of controlling an electronic device to predict a virtual smoke implementation timepoint by monitoring the distance between the device and the user, using sensors to detect changes in distance, respiration volumes, and operating conditions, and transmitting a control signal to a VR device to implement virtual smoke at the predicted timepoint.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Speed
If virtual smoke is displayed in real-time without prediction, then the response speed is fast, but the synchronization with user's actual exhalation timing is inaccurate leading to disjointed experience
Solution Approach 1:
The system performs preliminary actions by detecting the user's inhalation through distance sensor data and predicting the exhalation timing in advance. The virtual smoke is prepared and timed to be displayed just before the predicted exhalation moment, ensuring both fast response and accurate synchronization with the user's actual breathing cycle.
2Reliability
If distance monitoring and prediction algorithms are implemented, then the synchronization accuracy is improved, but the device complexity increases
Solution Approach 1:
The electronic device uses its existing distance sensor to self-monitor the user's breathing actions without requiring additional specialized sensors. The processor internally performs the prediction algorithm using the distance data, making the system self-sufficient and avoiding increased hardware complexity while achieving accurate synchronization.
3Adaptability or versatility
If multiple sensors and prediction algorithms are used, then the immersion experience is enhanced, but the processing time and computational load increase
Solution Approach 1:
The system replaces complex mechanical sensing with optical/distance-based sensing. The distance sensor continuously monitors position changes that indicate breathing, and the processor uses algorithmic prediction rather than complex signal processing, reducing computational load and processing time while maintaining high immersion quality.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
This solution enables seamless integration of virtual smoke with real-time smoking actions in VR, providing a more immersive and realistic experience without a sense of difference between virtual and real-world interactions.
Implementation Method 1
a distance detection sensor configured to monitor a distance between one side of the electronic device and an object
Data Source
AI summary
The following embodiments relate to a control method of an electronic device for generating virtual smoke in a virtual display device. The control method of an electronic device, according to an embodiment, comprises the steps of: predicting a point in time to generate virtual smoke by monitoring the motion of an object; and transmitting, to a device for displaying a virtual image, a control signal including the point in time to generate virtual smoke.


