Patent ID: 7386576

Claim:
A data file storage device comprising: a schedule data storage section that stores schedule data indicating schedule dates and times, titles as well as contents; a clock section that clocks the current date and time; a file creation date and time acquisition section that obtains from the clock section date and time at which a data file is created; a data file storage section that stores plural data files contained in a file folder; a file folder creating section that creates a file folder that contains at least a predetermined data file and stores the created file folder in the data file storage section; a schedule acquisition section that selects and obtains from among plural pieces of schedule data stored in the schedule data storage section, schedule data having a schedule date and time range matching the date and time range that the predetermined data file was created; a folder name setting section that sets a folder name of the file folder that has been created and stored in the data file storage section by the file folder creating section, using a character string derived from a part descriptive of one of the title and the content of the schedule data obtained by the schedule acquisition section; and a recording section for recording the schedule data obtained by the schedule acquisition section in EXIF data.