Conference Call Exit Audio Modulation for Polite Disconnection

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Solution Overview

Problem

Current communication applications do not provide a way for participants to exit a conference call gracefully, leading to situations where some participants may want to end the call but hesitate due to politeness concerns, while others may be growing weary.

Innovation Solution

Implementing a smart exit controller on media devices that can detect user cues and facilitate a graceful exit by generating a modulated audio message, allowing users to record contextual transcripts or pre-recorded messages to politely conclude the call.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a user wants to exit a conference call, then the user can end the conversation, but the user may appear rude to other participants

Engineering Contradiction:
Improveease of exiting callVSAvoidrudeness to participants
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The patent introduces an intermediary system (smart exit controller) that mediates between the user's desire to exit and the need to maintain politeness. The controller generates modulated audio messages that convey exit intentions gracefully, acting as a buffer that transforms the abrupt act of hanging up into a socially acceptable communication act.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system changes the parameter of audio message characteristics by applying modulation techniques. Instead of simply disconnecting, the user's voice or a pre-recorded message is modulated with specific frequency, amplitude, or temporal patterns that convey politeness and context, transforming a binary exit action into a nuanced communication.

Inventive Principle:
Principle #35Parameter changes

2Duration of action of moving object

If the conference call continues longer, then more discussion can occur, but participants become weary

Engineering Contradiction:
Improvecall durationVSAvoidparticipant weariness
Core Design Contradiction:
Duration of action of moving objectVSObject-generated harmful factors

Solution Approach 1:

The smart exit controller monitors call duration and participant engagement levels, providing feedback about the call state. When weariness indicators are detected or time thresholds are reached, the system suggests or facilitates exit, creating a feedback loop that prevents excessive duration and associated negative effects.

Inventive Principle:
Principle #23Feedback

3Loss of time

If a user exits the call abruptly, then the user can save time, but the user may discomfort other participants

Engineering Contradiction:
Improvetime saved by quick exitVSAvoidparticipant discomfort
Core Design Contradiction:
Loss of timeVSObject-affected harmful factors

Solution Approach 1:

The system performs preliminary action by generating and transmitting a modulated audio message before the actual disconnection occurs. This preliminary communication prepares other participants for the exit, explaining the reason or simply indicating departure in a polite manner, thereby eliminating the abruptness that causes discomfort while minimizing time loss.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS12587576B2Modulation-based call exit management
Publication Date: 2026.03.24 MOTOROLA MOBILITY LLC
  • US12587576B2 patent drawing
  • US12587576B2 patent drawing
  • US12587576B2 patent drawing

AI summary

In aspects of modulation-based call exit management, a media device detects that a user desires to exit a conference call and determines whether a video feed of the conference call is active or inactive. Based on the video feed being active, the media device applies at least one of modulation or a depth effect to the pre-recorded audio message to generate a modified pre-recorded audio message. Based on the video feed being inactive, the media device records an audio message of the user reading the contextual transcript during the conference call to generate a recorded audio message and applies at least one of the modulation or the depth effect to the recorded audio message to generate a modified recorded audio message. The media device provides the modified pre-recorded audio message or the modified recorded audio message to a speaker that emits the provided audio message.