Detecting wearing state of wearable device

By using communication devices to measure the intensity of radio signals on wearable devices, automatically detect the wearable state of the device and save battery resources, the problems of high battery consumption and unreasonable wearable detection methods in the prior art are solved, and more efficient battery management and user experience are achieved.

CN119731964APending Publication Date: 2025-03-28SNAP INC
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Patent Information

Application Number
CN202380059640.7
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Priority Date
2022-08-17
Filing Date
2023-08-14
Publication Date
2025-03-28

AI Technical Summary

Technical Problem

When existing wearable devices provide an augmented reality experience, the battery consumes a lot, and traditional wearable detection methods such as capacitive sensors and optical sensors have problems such as high energy consumption, large space occupancy and susceptibility to damage.

Method used

Using a pair of communication devices located on opposite ends on the wearable device (eg, transmitter and receiver), the wearable state of the device is automatically detected by measuring the signal strength of the radio signals exchanged between the communication devices, thereby automatically powering down certain functions to save battery resources.

Benefits of technology

It effectively reduces power consumption and battery waste, improves the overall function and user experience of the device, and reduces the total amount of system resources.

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Abstract

Methods and systems for detecting whether a user is wearing a wearable device are disclosed. The system transmits a radio signal from a first communication device of the wearable device to a second communication device of the wearable device, and measures a signal strength associated with the radio signal received by the second communication device. The system compares the signal strength to a threshold and generates an indication of a wear state associated with the wearable device based on the comparison of the signal strength to the threshold.
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