首页>
外国专利>
Content data reproduction apparatus, content data providing device, content data reproduction method, content data providing method, content data reproduction program and content data providing program
Content data reproduction apparatus, content data providing device, content data reproduction method, content data providing method, content data reproduction program and content data providing program
The music data (output-prohibited music data) downloaded to the client terminal 2 cannot be output until it is formally purchased. In addition, this music data can be reproduced only while the user of the client terminal 2 is being registered to pay the predetermined fixed charges. Therefore, this prevents from hurting the interests of copyright owners or the like. And the client terminal 2 can acquire music data more efficiently, since it does not have to repeat a process of downloading music data.
展开▼