Active Talker Conference Pointer Control
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Solution Overview
Problem
In webconferencing, only one presenter typically controls the pointer, making it difficult for other participants to point out specific elements in a shared document, leading to confusion and disruption in the meeting flow due to the complexity of passing floor control and descriptive location directions.
Innovation Solution
A system that automatically transfers pointer control from the first user to an active speaker detected on the audio portion, allowing any participant to control the pointer by speaking and pointing during a conference, while maintaining the host's control over the presentation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If only one presenter controls the pointer, then control stability is maintained, but participant ability to point out specific elements deteriorates
Solution Approach 1:
The system automatically detects active speakers and assigns pointer control to them without requiring manual floor control requests or complex multi-step processes. The active speaker detection and pointer control assignment happen automatically, allowing participants to naturally gain pointing ability by simply speaking.
Solution Approach 2:
The pointer control function is made available to multiple participants simultaneously through active speaker detection, rather than being restricted to a single designated presenter. This allows any participant who becomes the active speaker to control the pointer, making the system more versatile and inclusive.
2Ease of operation
If floor control is passed to allow pointing, then participant ability to point improves, but meeting flow disruption increases
Solution Approach 1:
Participants automatically gain pointer control when they become the active speaker, eliminating the need for manual floor control requests, waiting for presenter permission, or navigating complex control passing protocols. The system self-manages control assignment based on audio activity detection.
Solution Approach 2:
The system continuously monitors audio input to detect active speakers in advance, so when a participant begins speaking, pointer control is already assigned to them, eliminating delays and disruptions that would occur with manual control passing.
3Productivity
If descriptive location directions are used, then pointer control remains with host, but communication efficiency deteriorates
Solution Approach 1:
The active speaker automatically gains the ability to control the pointer and directly indicate locations visually, eliminating the need for verbose descriptive directions like 'above, below, to the left of, to the right of.' Participants can simply say 'this' or 'right here' while controlling the pointer to precisely indicate elements.
Data Source
AI summary
Provided herein are system and methods whereby a speaker in a webconference may take control of a pointer that is visible to other participants of the webconference. Speaker detection identifies the speaker, or “active talker,” and then provides, or offers, pointer control to the detected speaker. The speaker may then be able to utilize their client device's input device, such as a mouse, touchpad, or other pointer control mechanism to control a common pointer visible to the other participants of the webconference. The a host of the webconference maintains control of the other aspects of the webconference, as well, administrative control of the pointer and may, for example, rescind pointer assignment given to a particular “active talker.”