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发明名称
无线传真装置
摘要
本装置涉及无线电传真通信,是关于传真机和同频半双工无线电台的连接。它由一个无线传真装置完成,利用传真机的控制信号,对其进行逻辑运算处理,使之能适应同频半双工电台的工作要求,使数据正确收发,以同频半双工方式实现无线传真。本装置实现单频无线传真,不仅提高了无线通信频率利用率,而且保持原传真机和电台的功能不变,使用方便。
申请公布号
CN87206418U
申请公布日期
1987.12.26
申请号
CN87206418
申请日期
1987.04.18
申请人
空军第六研究所
发明人
赵宇先;杨毅刚
分类号
H04N1/32
主分类号
H04N1/32
代理机构
代理人
主权项
一、一种连接传真机和无线电台,能自动控制电台收发,以同频半双工方式实现无线传真的无线传真装置,其特征是具有下列结构:1.将从传真机[1]来的控制信号转换为适合同频半双工电台[3]正确收发的逻辑处理控制器[4];2.将电台[3]的收发信线(R和T)转换后形成传真机信号线(FX LINE)的信号转换控制器[6];3.形成能使传真机和电台同步协调工作的反馈控制信号控制器[5]。
地址
北京2861信箱6分箱
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