Presence-Based Call Signaling for Headset Proximity Detection
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Solution Overview
Problem
Users of computer-based softphones often miss incoming calls due to inadequate notification methods, as both audio and visual cues are ineffective when the headset is not being worn or in noisy environments.
Innovation Solution
A system that detects the headset's worn state and proximity to the computer, directing incoming call notifications to either the headset or computer speakers based on these conditions, using audio, visual, or vibration cues to ensure the user is alerted.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If audio notification through headset speaker is used, then call notification effectiveness is improved when headset is worn, but notification fails when headset is not worn or in noisy environments
Solution Approach 1:
The system dynamically switches between multiple notification output devices (headset speaker, computer speaker, visual display) based on real-time detection of headset wear state and proximity. This dynamic adaptation ensures reliable call notification regardless of whether the headset is worn or the environmental noise level, directly resolving the contradiction between notification effectiveness and adaptability to different headset states.
Solution Approach 2:
The system introduces presence detection technology as an intermediary mechanism that monitors headset wear state and proximity conditions. Based on this intermediary information, the system intelligently routes call notifications to the most appropriate output device, ensuring reliable notification across varying conditions without requiring manual user configuration.
2Illumination intensity
If visual icon display on computer screen is used, then notification is visible, but users still miss calls when not looking at the screen
Solution Approach 1:
The system merges multiple notification modalities (visual icons on screen, audio through headset speaker, audio through computer speaker) into a unified call notification system. When a call arrives, the system activates appropriate combinations of these modalities based on detected headset wear state and proximity, ensuring that at least one notification channel is effective regardless of user attention to the screen.
Solution Approach 2:
The system dynamically adjusts the combination and intensity of visual and audio notifications based on real-time presence detection. When the headset is detected as worn and close to the user, audio notification through the headset is emphasized. When the headset is not worn or is far from the user, the system increases reliance on visual display and computer speaker audio to ensure notification effectiveness.
3Reliability
If multiple notification methods are implemented, then call notification coverage is improved, but system complexity increases
Solution Approach 1:
The system employs presence detection technology as an intermediary layer that automatically monitors headset wear state and proximity conditions. This intermediary mechanism eliminates the need for complex user configuration and manual selection of notification methods, as the presence detection system automatically determines the most appropriate notification approach based on current conditions, thereby reducing system complexity while maintaining high notification effectiveness.
Solution Approach 2:
The notification system performs self-service by automatically selecting and activating appropriate notification methods based on detected headset wear state and proximity. The system monitors its own operational context through presence detection and autonomously adjusts notification behavior without requiring user intervention, simplifying the user experience while ensuring reliable call notification across diverse conditions.
Data Source
AI summary
Methods and systems for presence based telephony call signaling are presented. An incoming call is received at a computer, where the computer includes a computer loudspeaker and computer display. A headset donned state or a headset doffed state is identified for a wireless headset, where the wireless headset includes a headset speaker and headset output user interface. A proximity between the wireless headset and the computer is determined. An incoming call notification is output to the headset speaker, the headset output user interface, the computer loudspeaker, or the computer display responsive to identifying the headset donned state or headset doffed state and determining the headset proximity.