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RF-IPD directional coupler for mobile RFID handset applications

J.-W. Jung,K.-K. Nae,J. Kim,J.-S. Park

Electronics Letters（2007）

Cited 18|Views2
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Abstract
To offer RFID services on mobile phones, the RFID reader must be embedded on the handset as a chip. However, the directional coupler, a ceramic passive component used in conventional RFID readers with identical Tx/Rx carrier frequency, has been too large for cellular handset applications. A miniaturised directional coupler design for UHF RFID mobile readers using an IPD (integrated passive device)...
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Key words
directional couplers,mobile radio,radiofrequency identification
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