| 摘要 |
<p>Disclosed herein is a sound-producing toy. The sound-producing toy includes a toy body, transmitting means and a receiving means. The transmitting means includes a connection terminal to be connected to an audio output device, an amplification unit, a modulation unit and a transmission unit. The receiving means is positioned in the mobile body, and includes a reception unit for receiving the audio signal, a demodulation unit, an amplification unit, a squelch control unit for preventing the demodulated audio signals from being supplied to the amplification unit when the level of the demodulated audio signals is relatively high or the demodulated audio signals includes noise, a received signal detection unit for detecting reception of audio signals and feeding a certain control signal, a motor drive unit for rotating a rotatable part, a mode setting unit for setting an operation mode of the motor, a control unit for controlling the motor drive unit, and a wired terminal directly connectable to the audio output device.</p> |
