| 摘要 |
<P>PROBLEM TO BE SOLVED: To make a singer easy to sing by detecting and measuring a difference between the previously inputted key of a singer's voice and the key of a song once the singer begins to sing and then smoothly adjusting the key to the key of the singer, and further to automatically adjust the start to the singer side by detecting the singer beginning to sing with delay in such a case. <P>SOLUTION: For automatic adjustment of the key, an automatic adjusting attachment is mounted, and once the singer begins to sing, a comparison on a range of possible pitches of the singer's voice previously inputted to the attachment and the pitches of the top and bottom sounds of the song are performed; when it is decided that the top or bottom sound can not be sung, the key of the karaoke is automatically changed so that it can be sung. If the singer begins to sing with delay, the automatic adjustment attachment automatically detects the delay and adjusts the original sound to the singer side. <P>COPYRIGHT: (C)2004,JPO |
