| 主权项 |
1. A method comprising:
receiving, by a user device, information that a display screen of the user device is turned on; receiving, by the user device, information that an application is initiated on the user device during a time period that commences based on the display screen being turned on; determining, by the user device, an amount of power used by the display screen; determining, by the user device, power usage information that identifies a portion of the amount of power that is attributable to the application based on the application being initiated during the time period; and storing, by the user device, the power usage information. |
