Microphone Mute State Display for Multi-Mic Call Reliability
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Solution Overview
Problem
In a system with multiple microphones, a talker may mistakenly assume that a telephone call partner cannot hear due to a muted-on microphone, while another microphone in the same space remains unmuted, causing unintended conversation pickup.
Innovation Solution
A method and apparatus that display the mute-on or mute-off state of each microphone, using LEDs or a display to indicate the state of individual microphones, ensuring all microphones are in the same state or displaying specific states based on mute operations.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a single microphone is muted on, then the talker assumes the voice is not heard by the call partner, but another microphone in the same space may still collect the conversation and cause it to be heard by the call partner
Solution Approach 1:
The patent divides the microphone system into multiple independent units, each with its own mute state. Instead of treating all microphones as a single unit, the system tracks and displays the mute state of each individual microphone, allowing talkers to understand which specific microphones are muted and which are not.
Solution Approach 2:
The patent implements a feedback mechanism by displaying the mute state of each microphone to the talker. This visual feedback allows the talker to see whether their voice is being transmitted through multiple microphones or only one, preventing the misconception that all microphones are muted when in fact some may still be collecting audio.
2Ease of operation
If the microphone state is not displayed, then the system remains simple, but the talker cannot know whether their voice is being transmitted properly
Solution Approach 1:
The patent uses color changes to display microphone states. Each microphone is represented by an indicator that changes color based on its mute state (e.g., green for muted, red for unmuted). This visual coding provides clear, intuitive feedback about microphone states without adding complex information displays.
Solution Approach 2:
The patent creates a visual copy or representation of each microphone's state through display indicators. These indicators replicate the actual microphone states in a simplified visual format, allowing talkers to monitor system status without interfering with the physical microphone operation.
Data Source
AI summary
A microphone state display method includes receiving a mute-on or a mute-off operation by each of a plurality of microphones, displaying a state of a microphone that has received the mute-off operation as a first state on a display, when receiving the mute-on operation, in a case in which at least one microphone among the plurality of microphones is in a mute-off state, displaying a state of a microphone that has received the mute-on operation as a second state on a display, and, when receiving the mute-on operation in a case in which all of the plurality of microphones are in a mute-on state, displaying the state of the microphone that has received the mute-on operation as a third state on a display.