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Fully Integrated Passive UHF RFID Transponder IC With 16.7- W Minimum RF Input Power

Fully Integrated Passive UHF RFID Transponder IC With 16.7- W Minimum RF Input Power. Udo. Karthaus , Member, IEEE, and Martin. Fischer, ’’ Fully Integrated Passive UHF RFID Transponder IC with 16.7- w Minimum RF Input

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Fully Integrated Passive UHF RFID Transponder IC With 16.7- W Minimum RF Input Power

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  1. Fully Integrated Passive UHF RFID Transponder IC With 16.7- W Minimum RF Input Power Udo. Karthaus, Member, IEEE, and Martin. Fischer, ’’Fully Integrated Passive UHF RFID Transponder IC with 16.7- w Minimum RF Input Power,”IEEE Journal of Solid-State Circuits, Vol. 38, no. 10, Oct. 2003. 系所:積體電路設計所 學生:吳建善 指導教授:林志明教授 中華民國94年9月16日

  2. Outline • Introduction • Architecture • Buliding Blocks • Experimental Results • Conclusion

  3. Introduction • The area of applications for RFID is increasing rapidly. • Frequency range

  4. Frequency range (本表出自於電子設計資源網)

  5. Architecture 1.一套完整的RFID系統, 是由讀卡機(Reader)與電子標籤(TAG)也就是所謂的應答器(Transponder)及應用程式資料庫電腦系統三個部份所組成 . (本圖出自於電子設計資源網)

  6. Transponder (圖片出自於www.planet.nl)

  7. Architecture of the transponder IC (本圖出自於IEEE JOURNAL OF SOLID-STATE CIRCUITS, VOL. 38, NO. 10, OCTOBER 2003)

  8. Inductive Coupling (本圖出自於電子設計資源網)

  9. Backscatter Coupling (本圖出自於電子設計資源網)

  10. ASK(Amplitude Shift Keying) (本圖出自於中華大學碩士論文”無線射頻系統標籤晶片設計” 張家銓)

  11. 100%ASK調變 (本圖出自於中華大學碩士論文”無線射頻系統標籤晶片設計”張 家銓)

  12. 50%ASK調變 (本圖出自於中華大學碩士論文”無線射頻系統標籤晶片設計”張家銓)

  13. PSK(PhaseShiftKeying) (本圖出自於中華大學碩士論文”無線射頻系統標籤晶片設計”張家 銓)

  14. BUILDING BLOCKS • DC supply voltage generation #The dc power supply is generated from the incident RF signal power by the voltage mul- tiplier circuit.

  15. DC Supply Voltage Generation (本圖出自IEEE JOURNAL OF SOLID-STATE CIRCUITS, VOL. 38, NO. 10, OCTOBER 2003)

  16. Modulator (本圖出自於IEEE JOURNAL OF SOLID-STATE CIRCUITS, VOL. 38, NO. 10, OCTOBER 2003)

  17. Demodulator (本圖出自於IEEE JOURNAL OF SOLID-STATE CIRCUITS, VOL. 38, NO. 10, OCTOBER 2003)

  18. Experimental Results (本表出自於IEEE JOURNAL OF SOLID-STATE CIRCUITS, VOL. 38, NO. 10, OCTOBER 2003)

  19. Efficiency versus dc current. (本圖出自於IEEE JOURNAL OF SOLID-STATE CIRCUITS, VOL. 38, NO. 10, OCTOBER 2003)

  20. Photograph of an assembled transponder tag. (本圖出自於IEEE JOURNAL OF SOLID-STATE CIRCUITS, VOL. 38, NO. 10, OCTOBER 2003)

  21. Conclusion • This paper presents a novel fully integrated passive transponder IC with 4.5- or 9.25-m reading distance at 500-mW ERP or 4-W EIRP base-station transmit power, respectively.

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