| 摘要 |
<p>PURPOSE:To easily discriminate the state of a changed window in the case of making an icon of this window or hiding this window with another window at the time when the window is displayed on the screen of a display device and voices corresponding to this window are sounded. CONSTITUTION:A processor 14 which executes an operating system, a window system, and a filter program, a display device 2 on which the window generated by execution of the window system in the processor 14 is displayed, and a voice output circuit 6 which takes a voice signal 4 supplied by the processor 14 as the input and sounds voices 7 are provided. If the size of the displayed window is changed or the sequence relations to another window are changed, the processor 14 applies a filter, whose characteristic is preliminarily made correspond to the change of the window, to the voice signal 4.</p> |
