Patent ID: 8228781

Claim:
A data recording device licensed to record content data onto a recording medium, comprising: a selecting unit operable to receive a selection of content data; an obtaining unit operable to obtain a groove wobble characteristic of a recording medium on which the selected content data is to be recorded; a judging unit operable to judge whether or not the obtained groove wobble characteristic of the recording medium is distinguishable from groove wobble characteristic defined in a DVD-R standard, and the recording medium is a recordable-type recording medium having compatibility with the DVD-ROM standard; a payment processing unit operable to perform a payment process for an amount to use the selected content data when the judging unit judges affirmatively; and a writing unit operable to not write the content data onto the recording medium when the judging unit judges negatively, and to write the content data onto the recording medium when the judging unit judges affirmatively and the payment process performed by the payment processing unit is completed.