Method and device for detecting physiological information
AssigneeASUSTeK COMPUTER INC.
InventorsHung-Yu Yang, Shou-Wei Chen
Life of this patent
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Abstract
A method for detecting physiological information, adapted to a wearable multi-axis accelerometer for detecting the physiological information, the method comprises obtaining a detecting signal in a sampling time via the multi-axis accelerometer; detecting peaks of the detecting signal in a first searching time interval to obtain a plurality of first peaks; calculating first time intervals between every two adjacent first peaks, and taking maximum of the first time intervals as a second searching time interval; detecting peaks of the detecting signal in the second searching time intervals to obtain a plurality of the second peaks; and obtaining the physiological information from the detecting signal based on the second peaks.
Claims14
A method for detecting physiological information, adapted to a wearable multi-axis accelerometer, the method comprises:
- obtaining a detecting signal in a sampling time via the multi-axis accelerometer;
- detecting peaks of the detecting signal in a first searching time interval to obtain a plurality of first peaks;
- calculating first time intervals between every two adjacent first peaks, and taking maximum of the first time intervals as a second searching time interval;
- detecting peaks of the detecting signal in the second searching time intervals to obtain a plurality of the second peaks;
- and
- obtaining the physiological information from the detecting signal based on the second peaks.
A wearable physiological information detecting device, comprising:
- a multi-axis accelerometer;
- and
- a processing unit coupled to the multi-axis accelerometer and executing a plurality of modules, wherein the modules include:
- a signal-obtaining module for obtaining a detecting signal in a sampling time via the multi-axis accelerometer;
- a peak-detecting module configured to detect peaks of the detecting signal in a first searching time interval to obtain a plurality of first peaks, calculate first time intervals between every two adjacent first peaks to take the maximum of the first time intervals as a second searching time interval, and detect peaks of the detecting signal in the second searching time interval to obtain a plurality of second peaks;
- and
- a physiological information estimation module for obtaining the physiological information from the detecting signal based on the second peaks.
A physiological information detecting system, comprising:
- a wearable device for detecting physiological information, including:
- a multi-axis accelerometer for generating an acceleration data in a sampling time;
- and
- a first communication unit coupled to the multi-axis accelerometer;
- and
- a mobile electronic device including:
- a second communication unit connected with the first communication unit;
- a processing unit coupled to the second communication unit, receiving the acceleration data from the wearable device via the second communication unit, and executing a plurality of modules, wherein the modules include:
- a signal-obtaining module for obtaining a detecting signal from the acceleration data;
- a peak-detecting module configured to detect peaks of the detecting signal in a first searching time interval to obtain a plurality of first peaks, calculate a first time interval between every two adjacent first peaks to take maximum of the first time intervals as a second searching time interval, and detect peaks of the detecting signal in the second searching time interval to obtain a plurality of second peaks;
- and
- a physiological information estimation module for obtaining the physiological information from the detecting signal based on the second peaks.
Dependencies are inferred from the claim text.