| 摘要 |
<P>PROBLEM TO BE SOLVED: To visually facilitate recognition of a degree of margin to an actual reception limit level by a person by a display device which displays drawing information expressing a receiving state of digital communication. <P>SOLUTION: In the display device, a first acquisition means acquires information for specifying a receiving level, a second acquisition means acquires information for specifying the actual reception limit level and a display control means displays the drawing information expressing the receiving level specified by the information acquired by the first acquisition means and the drawing information expressing the actual reception limit level specified by the information acquired by the second acquisition means so that the degree of margin of the receiving level may be expressed by display arrangement relation between the drawing information expressing the receiving level and the drawing information expressing the actual reception limit level. <P>COPYRIGHT: (C)2008,JPO&INPIT |
