A football field sized area can be covered by two people in an hour with one of these units coup led with the large antenna coil.

一个足球场大小的面积可以覆盖在一小时内由两个人同与大型天线线圈加上这些单位之一。

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In addition, an antenna section protective indication for indicating an information writing area other than the area on an antenna coil is provided on a cartridge label.

另外，磁带盒标签上具有避开天线线圈的把信息记述区域指示出来的天线部保护显示。

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The invention provides a coupled antenna device and a radio frequency reading device. The coupled antenna device comprises a substrate, an antenna coil and a magnetizer.

一种耦合式天线装置与射频读取装置，其中耦合式天线装置包括一基板、 一天线线圈及一导磁体。

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That allowed a 10x increase in power delivery -- up to 50 microwatts to a millimeter radius antenna coil -- to an implant five centimeters below the skin.

ENGADGET: Stanford researchers make heart implant powered by radio waves, put batteries out of a job