Patent ID: 8570335

Claim:
A mobile device, comprising: a display screen; a storage system comprising a thumbnail storage; at least one processor; and a thumbnail displaying unit that is included in the storage system and comprising one or more computerized operations to be executed by the at least one processor, the thumbnail displaying unit comprising: a configuring module that allocates a memory space for at least two buffers in the storage system, the at least two buffers comprising a displayed thumbnail buffer that stores thumbnails displayed previously on the display screen, and a current thumbnail buffer that stores thumbnails currently displayed and to-be displayed on the display screen; under the condition that the display screen displays indices of images when browsing the images in an image folder, a buffering module that reads the indices displayed on the display screen, and reads the thumbnails corresponding to the indices from the displayed thumbnail buffer when the thumbnails corresponding to the indices are found in the displayed thumbnail buffer, and copies the thumbnails into the current thumbnail buffer; and a reading module that reads the thumbnails from the current thumbnail buffer, and displays the thumbnails on the display screen.