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对基于GSM的信息增值服务数据通讯系统做了较详细规划,从而使现有GSM中的控制信道得到很好的利用;并将此技术用于无线金融POS机和无线报警器上,并做了相关架构设计。
Made a more detailed plan for GSM-based information value-added service data communication system, so that the existing GSM control channel is well utilized; and this technology is used in wireless financial POS machines and wireless alarm systems Related architecture design.