The design procedure of the triple - band PIFA is straightforward.

三频带倒F形 平板天线(PIFA)的设计程序是直截了当的.

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A dual - frequency RFID ( radio frequency of identification ) tag antenna with planar inverted - F antenna ( PIFA ) structure is realized.

设计和实现了基于平面倒F天线 ( PIFA ) 结构的双频段RFID标签天线.

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