Patent ID: 9681840
Date: 2017-06-20
CPC Classifications: A61B,G08B

Claim:
1. A method of measuring a biosignal, the method comprising: measuring a proximity, a body information, or a biometric information comprising any one or any two or more of a skin, blood flow, and heart rate; determining whether an attached wearable mobile device is closely attached to a user or loosely attached to the user based on the measured proximity, body information, or biometric information; providing a first service in response to the wearable mobile device being determined to be closely attached to the user and providing a second service to the user in response to the wearable mobile device being determined to be loosely attached to the user, measuring a range or a position at which the wearable mobile device contacts the user; determining that the wearable mobile device is closely attached to the user in response to the measured range satisfying a standard value or in response to the measured position corresponding to a skin area of the user; and determining that the wearable mobile device is loosely attached to the user when the wearable mobile device is located at a wrist area of the user, wherein the standard value and the skin area of the user correspond to the wearable mobile device being positioned at a skin area of the user that has a greater circumference than a wrist area of the user.