Patent ID: 8626248

Claim:
A method comprising: determining, by a mobile device, that an object is proximate the mobile device using a proximity sensor of the mobile device; determining, by the mobile device, that an orientation of the mobile device is an approximately vertical orientation; in response to determining that the object is proximate the mobile device and that the orientation of the mobile device is the approximately vertical orientation, automatically turning off a display of the mobile device; while the display of the mobile device is turned off: receiving one or more voice signals based on audible input received by a microphone the mobile device, determining, by the mobile device, that the object is not proximate the mobile device using the proximity sensor, and determining, by the mobile device, that the orientation of the mobile device is an approximately horizontal orientation; and in response to determining that the object is not proximate the mobile device and that the orientation of the mobile device is the approximately horizontal orientation, automatically turning on the display of the mobile device.