Patent Document ID: 9981107
Application ID: 14732624
Patent Flag: 1

Claim One:
1. A method comprising: obtaining a compound biological signal associated with a user from a sensor; extracting a heart rate signal from said compound biological signal; extracting a breathing rate signal from said compound biological signal; obtaining a wake-up time specified by said user; obtaining exercise information associated with said user, the exercise information comprising a daily exercise information associated with said user and a current day, the exercise information also comprising an average daily exercise information of said user; comparing said daily exercise information and said average daily exercise information to determine a difference between said daily exercise information and said average daily exercise information; determining sleep phase associated with said user based on said heart rate signal, and said breathing rate signal; and activating an alarm based on said sleep phase, said difference between said daily exercise information and said average daily exercise information, and said wake-up time specified by said user.