| 摘要 |
PROBLEM TO BE SOLVED: To provide a voice synthesizing and data delaying circuit by a memory, which performs confirmation in terms of hearing together with seeing based on the display of a display device when a circuit connection test is conducted in a portable telephone, etc. SOLUTION: A delay memory delays voice input data by the control of a CPU 20 and also delayed data is synthesized with voice synthetic data in an addition memory 17 concerning the voice delaying and synthesizing circuit. The circuit includes a means for collecting waveform data concerning a voice delay state and a synthesis state through the use of the CPU. |
