Headset Microphone Position Control via Voice Signal Feedback
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Solution Overview
Problem
Users often forget to manually adjust the position of a microphone on headsets, leading to improper or unintended capture of voice signals, which degrades the user experience and interrupts workflow.
Innovation Solution
A system that automatically changes the position of a microphone based on received signals, allowing for seamless switching between mute and unmute operational statuses, using actuators like servo motors or stepper motors to move the microphone between retracted and extended positions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If the microphone position is manually adjusted by the user, then the user can control when the microphone is near or away from the mouth, but the user may forget to adjust the position, leading to improper capture of voice signals
Solution Approach 1:
The system automatically adjusts the microphone position based on detected voice signals without requiring manual user intervention. The microphone is retracted when no voice is detected and extended when voice is detected, enabling the system to serve itself and eliminate forgetting to adjust position
Solution Approach 2:
The system continuously monitors for voice signals and uses this feedback to automatically control microphone position. When a voice signal is detected, the microphone is extended; when no signal is present, it is retracted, creating a closed-loop control system that ensures proper positioning
2Object-affected harmful factors
If the microphone is kept in a retracted position, then external noise interference is reduced, but voice signals cannot be captured when the user intends to speak
Solution Approach 1:
The microphone position is made dynamic rather than static, automatically transitioning between retracted and extended positions based on real-time voice signal detection. This dynamic adjustment allows the system to optimize for noise reduction when not in use and for voice capture when needed
Solution Approach 2:
The system uses voice signal detection as feedback to control microphone positioning. The continuous monitoring of voice signals enables the system to respond appropriately by extending the microphone only when voice input is detected, thereby capturing voice signals while minimizing external noise interference during non-use periods
3Productivity
If the microphone is automatically positioned, then user intervention is minimized and workflow is uninterrupted, but the system requires additional components like actuators and control logic
Solution Approach 1:
The system performs automatic microphone positioning without requiring continuous user intervention or complex control interfaces. The microphone automatically retracts and extends based on voice signal detection, enabling self-service operation that maintains workflow continuity while using relatively simple actuator mechanisms
Solution Approach 2:
The patent replaces manual mechanical adjustment with an automated actuator system controlled by voice signal detection. This substitution eliminates the need for manual mechanical operation while using relatively simple motorized actuators (such as servo motors or shape memory alloys) to achieve automatic positioning, thereby maintaining workflow continuity with acceptable device complexity
Data Source
AI summary
The present subject matter relates to techniques of controlling a position of a microphone coupled to a headset. In an example implementation of present subject matter, the position of the microphone coupled to the headset is changed between a first position and a second position, depending upon a signal received by the headset.