| 摘要 |
<P>PROBLEM TO BE SOLVED: To reduce a using amount of a memory in a processing system of FM multiplex signals. <P>SOLUTION: The semiconductor device includes, within the same package, a ROM 36 for storing key specifying information needed for obtaining the start position of the data of a specified key in the data of a plurality of keys included in a packet superimposed on the FM multiplex signals, a key position calculation part 40 for obtaining the start position of the data of the specified key from the key specifying information, and a key extraction part 38 for performing extraction as the data of the specified key from the start position of the data of the specified key obtained in the key position calculation part in the data of the plurality of keys included in the packet. <P>COPYRIGHT: (C)2012,JPO&INPIT |
