| 摘要 |
A data transmission method is provided to transmit a plurality of data in a single transmit session, and offer the state of data transmission through event. A DRM inter compatible system(1000) can perform the function of interoperating service between the different DRM domain. This DRM inter compatible system can perform the function of data compatibility control function(f1), data compatibility function(f2), state display function(f3), the domain management function(f4) etc. The data compatibility control function means the function of controlling the compatible of data so that data is compatible between the different DRM domain. The data compatibility function means the function of interoperating content or license data compatibility control function. The state display function means the function of indicating the various kinds operation state of the DRM inter compatible system. |
