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公开(公告)号:US4926182A
公开(公告)日:1990-05-15
申请号:US55363
申请日:1987-05-29
CPC分类号: G01S13/765 , G01S13/78 , G01S13/825 , G06K19/0723 , G06K7/0008 , G07C3/00 , G07C9/00111
摘要: A microwave data transmission apparatus adapted to transmit and receive information by microwaves, which the identification tag is made smaller in size and lighter in weight to considerably improve the convenience in setting operation for use in many applications, can be applied for the production control within the factory or the control for entering and leaving the room by a person having an identification tag.
摘要翻译: 一种微波数据传输装置,其适用于通过微波发送和接收信息,识别标签的尺寸更小,重量更轻,从而大大提高了许多应用中使用的设置操作的便利性,可应用于内部的生产控制 工厂或由具有识别标签的人进出房间的控制。