摘要 |
PURPOSE:To shorten a communication time and simplify constitution for digital communication transmission using one main communication device and plural slave communication devices by returning and confirming only an address part when a transmit signal is answered back. CONSTITUTION:When the transmit signal consisting of the address part and a control information part is answered back from objective remote controller R1- Rn to a controller body H, the address part only is sent back as it is and confirmed without returning the following control information. Therefore, a double transmission speed is secured, and the selection and transmission of objective remote controller of communication are secured. |