Tactile Feedback Assembly With Motion-Sensed Vibration Control
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Solution Overview
Problem
Conventional electronic devices face challenges in providing advanced tactile feedback due to limitations in sensing technology, necessitating improved vibration mechanisms.
Innovation Solution
A tactile feedback system comprising a fixed part, a movable part, and a driving assembly, which allows the movable part to move relative to the fixed part, generating precise tactile feedback forces through a control unit and sensing modules, including gyroscopes and accelerometers, to provide varied vibration modes.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If conventional vibrators are used for tactile feedback, then the device structure remains simple, but the tactile feedback precision and variety are limited
Solution Approach 1:
The tactile feedback system is divided into separate functional modules: a sensing module that detects device posture and acceleration, and a driving assembly that generates vibration based on sensing data. This segmentation allows independent optimization of each module, improving tactile feedback precision while managing overall device complexity.
Solution Approach 2:
The system dynamically adjusts vibration characteristics (amplitude, frequency, mode) based on real-time sensing data from gyroscopes and accelerometers. The driving assembly transitions from static vibration patterns to dynamic, context-aware tactile feedback, enhancing precision without requiring a completely complex structural redesign.
2Adaptability or versatility
If sensing technology is advanced to expand vibration application, then tactile feedback variety improves, but system complexity increases
Solution Approach 1:
The sensing module serves multiple functions: detecting device posture, acceleration, and motion states simultaneously. This multi-functionality allows the system to provide diverse vibration applications (game feedback, notification patterns, motion-synchronized effects) without adding separate sensing systems, thus improving versatility while controlling complexity.
Solution Approach 2:
The system implements a closed-loop feedback mechanism where sensing data continuously informs driving assembly adjustments. The controller processes sensing information and dynamically modifies vibration parameters, creating adaptive tactile feedback that responds to user actions and device state, thereby expanding application variety through intelligent control rather than hardware 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 accurate and comfortable tactile feedback by adjusting vibration amplitude and mode based on device posture and user input, enhancing user interaction.
Implementation Method 1
The driving assembly is configured to drive the movable part to move relative to the fixed part, thereby generating a tactile feedback force to a user
Implementation Method 2
including gyroscopes and accelerometers, to provide varied vibration modes
Implementation Method 3
including gyroscopes and accelerometers, to provide varied vibration modes
Data Source
AI summary
A tactile feedback system is provided, including a fixed part, a movable part, and a driving assembly. The fixed part is affixed to an electronic device. The movable part can move relative to the fixed part. The driving assembly is configured to drive the movable part to move relative to the fixed part, thereby generating a tactile feedback force to a user.