Patent ID: 7913004

Claim:
A portable data exchange device for effecting data transfer operations, the data exchange device comprising: a) a storage memory for storing data; b) a single data transfer port; and c) a device controller having a file-selection-and-transfer mechanism, wherein, I) said file-selection-and-transfer mechanism is operative, upon coupling through said port with a USB flash drive which lacks said file-selection-and-transfer mechanism, i) to automatically select for transfer a set of files residing in one of said storage memory of the portable data exchange device and said USB flash drive, the set of files being selected based on one or more predefined file attributes including file name, file type/extension, file size, file status and file location in a directory, wherein said automatic selection is not based on any user input; and ii) to effect an inter-device file transfer through said data transfer port with said USB flash drive of only said automatically selected files; II) the portable data exchange device lacks a video display; III) the portable data exchange device lacks any user interface operable by a user to select files for transfer; IV) said file-selection-and-transfer mechanism is operative to perform said automatic selecting of said files in accordance with at least one of a file name, file type, file extension, a file location, an identifier of said USB flash drive, a file time stamp, and one of a presence and an absence of files with matching names in both said USB flash drive and said storage memory.