Delegate Unit Possible-to-Speak Indicator for Conference Systems

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Solution Overview

Problem

Conference systems lack a clear indication for users on whether their microphone can be activated immediately, leading to uncertainty and inefficiency in participation, especially when speaker positions are limited.

Innovation Solution

A delegate unit with a 'possible-to-speak' indicator that informs users if they can activate their microphone instantly, using a signal that can be polled or pushed from the conference system, and visual indicators like lamps to show availability and activation status.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If no indication is provided to users about microphone availability, then the system remains simple, but users experience uncertainty and inefficiency in participation

Engineering Contradiction:
ImproveUser convenienceVSAvoidSystem complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent employs color-changing LED indicators to communicate microphone status. The indicator displays different colors (e.g., green for available, red for occupied) to provide intuitive visual feedback to users about whether they can activate their microphone immediately, eliminating uncertainty without requiring complex interface interactions

Inventive Principle:
Principle #32Color changes

Solution Approach 2:

The system implements real-time feedback by continuously monitoring microphone availability and immediately updating the visual indicator accordingly. This feedback loop keeps users informed about their participation status without requiring them to actively query the system, improving ease of operation while maintaining manageable complexity

Inventive Principle:
Principle #23Feedback

2Productivity

If speaker positions are limited, then the system maintains order, but users experience increased wait times

Engineering Contradiction:
ImproveDiscussion efficiencyVSAvoidUser wait time
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The patent enables users to perform preliminary actions by allowing them to request speaker positions in advance even when all current positions are occupied. The system queues these requests and notifies users via the indicator when a position becomes available, allowing users to prepare their contributions beforehand and reducing overall wait time while maintaining orderly rotation

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system dynamically adjusts the indicator state based on real-time changes in microphone availability. When a speaker position is released or a current speaker finishes, the indicator immediately transitions to indicate availability, enabling users to quickly seize opportunities to speak and minimizing idle wait time while preserving the limited speaker position constraint

Inventive Principle:
Principle #15Dynamics

3Productivity

If the system provides real-time status information, then user participation efficiency improves, but the device complexity increases

Engineering Contradiction:
ImproveParticipation efficiencyVSAvoidIndicator system complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent extracts the complex status monitoring and decision-making logic from the user side and concentrates it in the central conference system controller. The delegate units only need to implement simple indicator display functionality, while the complex operations of tracking speaker positions, managing queues, and determining availability are handled centrally, improving participation efficiency without significantly increasing overall system complexity

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The indicator system is designed to convey multiple types of status information through a single unified interface. The same indicator component communicates microphone availability, speaker position status, and queue position information using different visual states (colors, patterns), providing comprehensive real-time feedback without requiring multiple separate indicators or complex user interpretation

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentEP2457367B1Conference system, method for operating the delegate unit and computer program
Publication Date: 2019.03.13 ROBERT BOSCH GMBH
  • EP2457367B1 patent drawingFigure 1~2
  • EP2457367B1 patent drawingFigure 3~4

AI summary

Conference Systems usually comprise a plurality of delegate units, whereby each delegate unit provides a speaking place for a person attending the Conference. A delegate unit (1) for a Conference System is disclosed with a microphone (4) and a signal means (6, 7, 9) whereby the signal means (9) comprise a possible-to-speak indicator (9) operable to indicate a possible-to-speak Status of the microphone (4), whereby the microphone is ready to be activated by a user of the delegate unit (1), thus indicating the user floor status.