从电话传呼到无线寻呼计量凡是使用过传呼电话的人都知道，公用电话的承办户记录你说的地址、姓名，过街穿巷，上楼下梯去呼叫。逢到高楼或被呼叫人不在家，则更为不便。同样，在工作单位里，经常要同分散在各部门或工作现场的流动人员保持联系，为此，利用无线通信的收发... From telephone paging to wireless paging metering Anyone who has used paging calls knows that the public telephone number of the contractor records your address, name, crossing the street and going up and down the ladder to call. It is even more inconvenient when it comes to the tall buildings or the person being called is away from home. Similarly, in the work unit, it is often necessary to keep in touch with the migrant workers scattered in various departments or work sites, and for this purpose, use the transceivers of wireless communications ...