发明名称 |
Host device, portable storage device, and method for updating meta information regarding right objects stored in portable storage device |
摘要 |
A host device, a portable storage device, and a method of updating an RO stored in the portable storage device are provided. The method includes receiving a predetermined bitmap from a host device, performing a bitwise operation on the received bitmap and meta information indicating a state of the RO, and updating the meta information using a result of the bitwise operation.
|
申请公布号 |
US8438112(B2) |
申请公布日期 |
2013.05.07 |
申请号 |
US20060331090 |
申请日期 |
2006.01.13 |
申请人 |
OH YUN-SANG;JUNG SANG-SIN;JUNG KYUNG-IM;KWON MOON-SANG;SAMSUNG ELECTRONICS CO., LTD. |
发明人 |
OH YUN-SANG;JUNG SANG-SIN;JUNG KYUNG-IM;KWON MOON-SANG |
分类号 |
G06F21/00;H04N7/16 |
主分类号 |
G06F21/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|