| 摘要 |
PROBLEM TO BE SOLVED: To solve such a problem of a wireless nurse call system which does not use batteries that a loss report is generated with high possibility after failure of pairing, because a receiving section for receiving ACK, and the like, cannot be provided in a transmission section because of the power supply capacity.SOLUTION: Since the information about success of previous pairing is read from a storage section and reset, even when failing in pairing, a loss report of calling operation from a wireless slave unit can be prevented, even if there is no wireless receiving section in the wireless slave unit. |
