| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide on-vehicle DSRC equipment which is based on on-vehicle ETC equipment and is adaptive to multiple applications. <P>SOLUTION: In the on-vehicle DRSC equipment for a DSRC communication system, an ETC-SAM is provided with a command judgement means for judging the kind of a command included in communication signals communicated between a host and an IC card in which user information is held and a command control means for controlling whether or not to analyze the command depending on judgement result in the command judgement means. <P>COPYRIGHT: (C)2004,JPO</p> |
