Wearable Device Vibration Control for VR Audio
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Solution Overview
Problem
Wearable electronic devices often fail to provide vibrations for events that do not have pre-programmed vibration patterns, limiting the immersive experience for users.
Innovation Solution
A method and device that identify objects and their movements within virtual reality content, allowing for the generation and output of sounds and corresponding vibrations through integrated speakers and vibration modules.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If vibration patterns are pre-programmed for specific events in content, then the device can provide vibrations for those events, but it cannot provide vibrations for events that are not pre-programmed
Solution Approach 1:
The system automatically generates vibration patterns by analyzing sound signals and extracting features such as frequency, amplitude, and temporal characteristics. This self-service mechanism eliminates the need for manual pre-programming of vibration patterns for each event, allowing the device to adaptively provide vibrations for any event that produces audible sound.
Solution Approach 2:
The system dynamically adjusts vibration parameters (frequency, amplitude, duration) based on the analyzed sound signal characteristics. By changing vibration parameters in real-time according to the detected sound features, the system can provide appropriate vibration feedback for diverse events without requiring pre-programmed patterns for each specific event type.
2Measurement precision
If only sound is used to indicate object position and direction, then the system is simple, but users cannot accurately perceive sound position and direction
Solution Approach 1:
The system merges sound output with vibration output in a coordinated manner. Speakers provide directional sound cues while vibration devices provide tactile feedback that corresponds to the same spatial information. This combination allows users to perceive object position and direction more accurately by integrating both auditory and tactile sensory channels.
Solution Approach 2:
The vibration devices act as an intermediary that translates sound spatial information into tactile sensations. By converting the directional and positional information from sound signals into corresponding vibration patterns, the system provides users with an additional sensory pathway to accurately perceive object location without requiring complex sensor arrays.
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
Enhances user immersion by providing vibrations for unprogrammed events and allowing users to perceive the position and direction of sounds, thereby improving the overall interactive experience.
Implementation Method 1
a plurality of vibration devices configured to provide vibration
Data Source
AI summary
A wearable electronic device according to an embodiment may comprise a plurality of speakers, a plurality of vibration devices, and at least one processor. The at least one processor may be configured to identify a first object corresponding to a first sound and a position of the first object in a virtual space of VR content displayed through the display. The at least one processor may be configured to obtain a second sound corresponding to the movement of the first object based on the first sound and the position of the first object. The at least one processor may be configured to output the second sound through the plurality of speakers. The at least one processor may be configured to determine one or more vibration devices corresponding to the movement of the first object among the plurality of vibration devices. The at least one processor may be configured to control the one or more vibration devices to vibrate while the second sound is output through the plurality of speakers.