3D Haptic Hybrid Modeling via Acoustic Gesture Detection
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Solution Overview
Problem
Current haptic communication technologies are limited to interactions that occur through direct contact with a screen, failing to effectively convey three-dimensional user actions and gestures over communication networks.
Innovation Solution
Incorporating acoustic transducers and haptic actuators in mobile devices to determine and translate three-dimensional user actions and gestures into haptic signals, allowing for the transmission and reception of these signals over communication networks to create immersive tactile experiences.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If acoustic transducers and haptic actuators are incorporated to enable three-dimensional haptic communication, then the realism and depth of tactile interactions are improved, but the device complexity increases
Solution Approach 1:
The mobile device integrates multiple functional components (acoustic transducers for sound wave generation, haptic actuators for tactile feedback, motion sensors for gesture detection) into a unified system that performs both traditional communication functions and advanced three-dimensional haptic communication, allowing one device to serve multiple purposes
Solution Approach 2:
The patent embeds acoustic transducers and haptic actuators within the existing mobile device structure, nesting these additional components inside the device housing without requiring external attachments, thereby integrating complex functionality while maintaining a compact form factor
2Measurement precision
If acoustic transducers are used to detect three-dimensional gestures, then the precision of gesture detection is improved, but the manufacturing complexity increases
Solution Approach 1:
The acoustic transducers serve dual purposes: they function as speakers for audio output in traditional mobile device operations, and simultaneously act as sensors for detecting three-dimensional gestures through acoustic echo detection, eliminating the need for separate dedicated sensor components
Solution Approach 2:
The mobile device uses its existing acoustic output (speaker sound waves) to perform the detection function, where the same component that generates sound also detects the acoustic echoes from user gestures, making the system self-sufficient and reducing manufacturing complexity
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
Enables the transmission of three-dimensional haptic communications, allowing users to experience gestures and actions performed by others in real-time, enhancing the depth and realism of tactile interactions beyond traditional screen-based haptic signals.
Implementation Method 1
an acoustic transducer at a first cellular communication device to determine a first gesture with respect to a first cellular communication device
Implementation Method 2
actuating at least one actuator at the second cellular communication device according to the first haptic signal to produce a haptic sensation at the second cellular communication device
Data Source
AI summary
A method and apparatus for producing a haptic sensation is disclosed. An acoustic transducer at a first cellular communication device is used to determine a gesture of a user object with respect to a first cellular communication device. The gesture is generally performed in a three-dimensional space of the first cellular communication device. A haptic signal is created that corresponds to the determined gesture and is sent from the first cellular communication device to a second cellular communication device. An actuator at the second cellular communication device is actuated according to the haptic signal to produce a haptic sensation at the second cellular communication device.