| 摘要 |
<P>PROBLEM TO BE SOLVED: To solve the problem of the conventional tide display device in which: it is not known what time the flowing tide or the ebbing tide starts and what time the flowing tide or the ebbing tide ends, and it is only known simply that the time pointed by a pointer is the flood tide, the semi-diurnal tide or the neap tide. <P>SOLUTION: In a tide display device for a GPS fish finder, when analog time-piece image data with tide information are displayed on a display device 10, a short hand 12 and a long hand 13 of a time-piece image 11 are displayed as illustrated in Fig.2, times of start 14 of the flowing tide and end 15 of the flowing tide are displayed around the time-piece image 11, and the flowing tide 16 and the ebbing tide 17 are displayed in different colors between the start 14 of the flowing tide and the end 15 of the flowing tide. <P>COPYRIGHT: (C)2012,JPO&INPIT |
