| 摘要 |
<p>Provided is a portable FM transmitter. The portable FM transmitter is fixedly adhered to and accommodated by a portable audio device and receives power from the portable audio device so that the portable FM transmitter can be light-weighted, small-sized, and handy to carry. The portable FM transmitter receives an audio signal from the portable audio device and transmits the audio signal at a predetermined frequency by wireless. The FM transmitter includes an audio signal receiving unit receiving the audio signal through a connector from the portable audio device; an FM transmission unit converting the audio signal into an FM signal; and an antenna unit transmitting the FM signal, wherein the FM transmitter receives power from a power supply unit of the portable audio device and displays an operating state using a display unit of the portable audio device, and a central processing unit (CPU) of the portable audio device is connected to a control unit of the FM transmitter.</p> |
