首页>
外国专利>
Intermittence or it forms record media and that record media which possess the information of prevention of the copy which was formed with the police box war bull pit records, on the device and the mannered
Intermittence or it forms record media and that record media which possess the information of prevention of the copy which was formed with the police box war bull pit records, on the device and the mannered
A recording medium is disclosed, including a control information, wherein the control information includes a copy protection information (CPI) for use in generating and/or processing a copy-protected user data, and the copy protection information is formed as a wobbled pattern and repeated at a specific area of the recording medium.
展开▼