| 摘要 |
PROBLEM TO BE SOLVED: To achieve low power consumption of an information transmitter.SOLUTION: The information transmitter includes a power wire 41; a plurality of sensors 44 connected with the power wire 41; a radio transmitter connected with the power wire 41 and having the power wire and an antenna; a plurality of modulators 46 each connected with and between the power wire 41 and the plurality of sensors 44. The plurality of modulators 46 modulate a signal S received from the sensor 44 into a radio standard and transmit the modulated signal S to the radio transmitter through the power wire 41. |
