| 摘要 |
<P>PROBLEM TO BE SOLVED: To visibly display how much abdominal breathing is achieved because it has been impossible to know how much he or she oneself was doing abdominal breathing though it is known that abdominal breathing is preferable. <P>SOLUTION: According to this invention, a speech signal generated by a person is obtained by osseous conduction, and the obtained speech signal is subjected to frequency analysis to compare the speech signal with a standard frequency signal, thereby the degree of the abdominal breathing of the speech is evaluated and the result of the evaluation is displayed. <P>COPYRIGHT: (C)2009,JPO&INPIT |
