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现在使用的无线寻呼器中,半数以上发出寻呼信号时可显示电话号码,约有3％可处理较长的文字信息。大部分寻呼系统使用范围限于一定地区,字母信息不能由个人或通过话务员发送,这些都影响了无线寻呼业务的继续发展。为了开发寻呼新产品,满足用户的需要,美国Motorola等公司最近采
Now more than half of the wireless pagers that are used can display phone numbers when paging signals are sent and about 3% can handle longer text messages. Most of the paging system is limited to certain areas of use, alphabetic information can not be sent by individuals or by the operator, which have affected the continued development of wireless paging services. In order to develop new products page to meet the needs of users, the United States Motorola and other companies recently mining