Invention Grant
US09454799B2 Device and control method for the device 有权
设备的设备和控制方法

Device and control method for the device
Abstract:
An electronic device including a display unit configured to display a letterbox in a letterbox region and an image in an image display region; and a controller configured to display a guide image at a boundary portion between the letterbox region and the image display region, and change display sizes of the letterbox region and the image display region based on a movement of the guide image.
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