Patent ID: 7958134

Claim:
A recorder for writing content data on a storage medium, the recorder comprising: a selecting section for selecting, depending on whether or not a predetermined condition is satisfied, either a first type of write processing to add incoming content data to an existent file on the storage medium or a second type of write processing to write the incoming content data as a new file; and a writing section for writing the incoming content data on the storage medium by performing the selected type of write processing, wherein the existent file stores a data, the data that is stored in the existent file and the incoming content data have no continuity in presentation timing, and the selecting section selects the first type of write processing on the condition that at least one part of the data properties of the incoming content data is identical with those of the data that is stored in the existent file on the storage medium but selects the second type of write processing unless this condition is satisfied.