Headset Earpiece Proximity Sensor Auto-Pause Mechanism
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Solution Overview
Problem
Conventional audio headphones require manual intervention to pause or resume audio/video content, leading to potential missed content when removed from the user's ears during conversations or other activities.
Innovation Solution
Incorporating sensors and control circuitry in headphones to detect earpiece proximity to the user's ears, generating control signals to automatically pause or resume content playback and mute/unmute speakers accordingly.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If manual button operation is used to pause content, then device complexity is reduced, but ease of operation deteriorates because users must remember to pause content before removing headphones
Solution Approach 1:
The headphones automatically detect when they are removed from the user's ears using sensors (proximity, optical, capacitive, or pressure sensors) and autonomously send control signals to pause content playback on the connected device, eliminating the need for manual user intervention. The system serves itself by monitoring its own usage state and taking appropriate action without requiring user memory or manual operation.
2Ease of operation
If automatic pausing functionality is added to headphones, then ease of operation improves, but device complexity increases due to additional sensors and control circuitry
Solution Approach 1:
The patent replaces manual mechanical button pressing with automated sensor-based detection systems. Various sensor types (proximity sensors, optical sensors, capacitive sensors, pressure sensors) detect the physical state of headphone insertion and automatically trigger control signals, substituting mechanical user interaction with automated sensing and electronic control mechanisms.
3Reliability
If headphones continuously monitor earpiece proximity, then reliability of content playback control improves, but use of energy increases due to continuous sensor operation
Solution Approach 1:
The sensors continuously or periodically monitor the proximity of earpieces to the user's ears and detect changes in state. The system maintains readiness to detect removal events while consuming minimal energy, activating full monitoring and control signal transmission only when state changes are detected, rather than maintaining constant high-power operation.
Data Source
AI summary
A headset includes at least one earpiece, at least one speaker coupled to the at least one earpiece, at least one sensor, and control circuitry. The at least one sensor, in operation, detects whether the at least one earpiece is abutting at least one ear of a person and outputs at least one sensor signal indicating whether the at least one earpiece is abutting the at least one ear of the person. The control circuitry, in operation, receives the at least one sensor signal from the at least one sensor, and causes at least one control signal to be provided to an external device responsive to detecting at least one change in a state of the at least one sensor signal from the at least one sensor. The at least one control signal is configured to cause the external device to pause or un-pause playing of content.