| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To analyze easily propriety of target information obtained respectively from an airport monitoring radar and a secondary monitoring radar, when an abnormality occurs in a monitoring target. <P>SOLUTION: As for the radar system, in the airport monitoring radar 10, a time stamp is given to a digital signal just after digital conversion, and detection information A is generated from the digital signal to which the time stamp is given, and in the secondary monitoring radar 20, a time stamp is given to a digital signal just after digital conversion, and detection information B is generated from the digital signal to which the time stamp is given, and in a display 40, target information is displayed based on each generated detection information A, B, and the time stamp is displayed simultaneously with the target information, and the displayed target information and time stamp are preserved in a preservation part 50. Consequently, the target information to which a time stamp agreeing with the time stamp of the target information of the monitoring target is given among each target information received by each radar is retrieved on reference to the preserved time stamp. <P>COPYRIGHT: (C)2009,JPO&INPIT</p> |
