| 摘要 |
PROBLEM TO BE SOLVED: To provide a nurse call system which dispenses with another setting work even when a wireless call button is moved with a bed.SOLUTION: Each nurse call slave machine comprises: a wireless call button 1 for wirelessly originating a call signal; and a receiver 2 which is fixedly installed near a bed, comprises a reception unit for receiving the call signal, and transmits via a cable the received call signal to a nurse call master machine 5. While the wireless call button 1 regularly originates its own ID information, the reception unit of the receiver 2 measures the radio field intensity of the received ID information, and a receiver CPU selects, as a reception target, one wireless call button 1 originating the most intense radiowaves and registers it to a controller 6. |
