一种没有话音的单向广播式无线选呼系统。这是将自动电话交换网送来的被寻呼用户的号码和主叫用户的消息，变换成一定码型和格式的数字信号，经数据电路传送到各基站，并由基站寻呼发射机发送给被叫寻呼机的系统。其接收端是多个可以由用户携带的高灵敏度收信机（俗称袖珍铃）。
POCSAG规约广泛应用于无线寻呼系统中。
POCSAG stipulation has been widely used in wireless paging system.
无线寻呼系统是用于紧急士老前辈谁会耐心帮助其他人或帮助他人和危险的地方。
Wireless emergency paging systems is used in disabilities, patient and oldster who will be helped by other person or help other person and danger place.
介绍了将数字多媒体广播技术植入广州地铁1号线无线寻呼系统的具体做法，盘活了业已遭淘汰的地铁无线寻呼系统资源。
This paper introduces the practice of Guangzhou Metro Line 1 in adopting this technology, which helped to regenerate the already eliminated resources of radio calling business.
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