| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a lighting control method for keyboard, to confirm a previous key operation on a keyboard, and facilitate confirmation of the key operation progress, and a lighting control program and a keyboard therefor. <P>SOLUTION: In the lighting control method for the keyboard including a plurality of key tops, a key switch corresponding to each key top, and a light source corresponding to each key top, which can be illuminated, when a key top is depressed, the key top is lighted at a predetermined light quantity, and when the depression of the key top is released, the lighting quantity of the key top whose depression is released is gradually reduced at a predetermined degression rate with the lapse of time. <P>COPYRIGHT: (C)2008,JPO&INPIT</p> |
