| 摘要 |
PROBLEM TO BE SOLVED: To freely select a tone and pitch and to make a melody simply and flexibly as the sound such as an incoming call sound of moving terminal device for radiocommunication system. SOLUTION: Plural waveforms which respectively correspond to the tones and have a prescribed number of sample data are stored, the tone and pitch for a sound to be generated is selected, a sound table is calculated from the selected sample data of sound waveform on the basis of a prescribed algorithm, one part of the sample data is read from the calculated sound table on the basis of the selected pitch and a sound is outputted on the basis of one part of the sample data which is read. |
