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微波工程期末報告. 報告人： 通訊一甲 MA0S0201 林格名. 論文研討： YOUNGHWAN KIM AND SUNGJOON LIM, “ 2.4 GHZ HIGH EFFICIENT RECTENNA USING ARTIFICIAL MAGNETIC CONDUCTOR (AMC) ” , ISAP ， 2011. Southern Taiwan University. Department of Electronic Engineering. OUTLINE. Abstract 1. Introduction - PowerPoint PPT Presentation
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論文研討：YOUNGHWAN KIM AND SUNGJOON LIM, “ 2.4 GHZ HIGH EFFICIENT RECTENNA USING ARTIFICIAL MAGNETIC CONDUCTOR (AMC) ” , ISAP ， 2011
微波工程期末報告
Southern Taiwan UniversitySouthern Taiwan University Department of Electronic Engineering
報告人：通訊一甲 MA0S0201 林格名
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OUTLINE
Abstract 1. Introduction 2. Rectenna Design using AMC Superstrate 3. Rectenna Performances 4. Conclusion References
Younghwan Kim and Sungjoon Lim,“ 2.4 GHz High Efficient Rectenna using Artificial Magnetic Conductor (AMC) ” , ISAP， 2011
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OUTLINE
Abstract 1. Introduction 2. Rectenna Design using AMC Superstrate 3. Rectenna Performances 4. Conclusion References
Younghwan Kim and Sungjoon Lim,“ 2.4 GHz High Efficient Rectenna using Artificial Magnetic Conductor (AMC) ” , ISAP， 2011
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Abstract
設計在 2.4 GHz 高效率人造磁導體之整流天線。
與 AMC 之結構天線並具有高指性天線。 RF 轉換 DC 之效率為 61.4% 。
Younghwan Kim and Sungjoon Lim,“ 2.4 GHz High Efficient Rectenna using Artificial Magnetic Conductor (AMC) ” , ISAP， 2011
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OUTLINE
Abstract 1. Introduction 2. Rectenna Design using AMC Superstrate 3. Rectenna Performances 4. Conclusion References
Younghwan Kim and Sungjoon Lim,“ 2.4 GHz High Efficient Rectenna using Artificial Magnetic Conductor (AMC) ” , ISAP， 2011
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Introduction微波功率傳輸最重用之一整流天線。RF Power 轉換 DC Power 。Antanna 、 BPF 、 LPF 、 Diode and Resistive
load.採用帶通濾波器來有效抑制 2 階與 3 階諧波。
Younghwan Kim and Sungjoon Lim,“ 2.4 GHz High Efficient Rectenna using Artificial Magnetic Conductor (AMC) ” , ISAP， 2011
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OUTLINE
Abstract 1. Introduction 2. Rectenna Design using AMC Superstrate 3. Rectenna Performances 4. Conclusion References
Younghwan Kim and Sungjoon Lim,“ 2.4 GHz High Efficient Rectenna using Artificial Magnetic Conductor (AMC) ” , ISAP， 2011
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Rectenna Design using AMC Superstrate 在長距離傳輸時，高增益天線可有效增加整流
天線之傳輸效率。 AMC 與板材之間為 1/4 波長之空氣層。 2 階與 3 階 BPF 可有效抑制能量並在 2.4 GHz
有更加的轉換效率 。
Younghwan Kim and Sungjoon Lim,“ 2.4 GHz High Efficient Rectenna using Artificial Magnetic Conductor (AMC) ” , ISAP， 2011
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Rectenna Design using AMC Superstrate AMC 板材： RT duroid 6010
介電系數： 10.2 板厚： 1.27 mm板材大小： 14.5 mm*14.5 mm
天線板材： RT duroid 5880介電系數： 2.2 板厚： 1.6 mm 板材大小： 40.5 mm *40.5 mm介電係數較低時，有較良好的輻射性能。BPF 之整流電路、 LPF 及整流二極體皆在此板材上。Younghwan Kim and Sungjoon Lim,“ 2.4 GHz High Efficient Rectenna
using Artificial Magnetic Conductor (AMC) ” , ISAP， 20119
OUTLINE
Abstract 1. Introduction 2. Rectenna Design using AMC Superstrate 3. Rectenna Performances 4. Conclusion References
Younghwan Kim and Sungjoon Lim,“ 2.4 GHz High Efficient Rectenna using Artificial Magnetic Conductor (AMC) ” , ISAP， 2011
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Rectenna Performances
此圖為 2.4 GHz 之量測與模擬圖
於 AMC superstrate 確實符合在 2.4 GHz有 10 dBi 增益上。
Younghwan Kim and Sungjoon Lim,“ 2.4 GHz High Efficient Rectenna using Artificial Magnetic Conductor (AMC) ” , ISAP， 2011
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Rectenna Performances
轉換效率定義如下：
DC 功率輸出與 RF 輸入功率之間比值
Younghwan Kim and Sungjoon Lim,“ 2.4 GHz High Efficient Rectenna using Artificial Magnetic Conductor (AMC) ” , ISAP， 2011
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Rectenna Performances
為 2.4GHz 時。
當負載電阻為 932Ω ，計算轉換效率如左圖。
Younghwan Kim and Sungjoon Lim,“ 2.4 GHz High Efficient Rectenna using Artificial Magnetic Conductor (AMC) ” , ISAP， 2011
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OUTLINE
Abstract 1. Introduction 2. Rectenna Design using AMC Superstrate 3. Rectenna Performances 4. Conclusion References
Younghwan Kim and Sungjoon Lim,“ 2.4 GHz High Efficient Rectenna using Artificial Magnetic Conductor (AMC) ” , ISAP， 2011
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Conclusion
運用於 2.4 GHz 之高效率整流天線。 當遠距離傳輸時， AMC 作為整流天線，以利
提高傳輸效率。 二階及三階 BPF 來諧波抑制並增加轉換效率。 在 2.4 GHz 採用 AMC 與 諧波抑制 BPF ，可
提高 61.4% 之轉換效率。
Younghwan Kim and Sungjoon Lim,“ 2.4 GHz High Efficient Rectenna using Artificial Magnetic Conductor (AMC) ” , ISAP， 2011
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OUTLINE
Abstract 1. Introduction 2. Rectenna Design using AMC Superstrate 3. Rectenna Performances 4. Conclusion References
Younghwan Kim and Sungjoon Lim,“ 2.4 GHz High Efficient Rectenna using Artificial Magnetic Conductor (AMC) ” , ISAP， 2011
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References[1] Y.H. Suh, K. Chang, “A high efficiency dual-frequency rectenna
for 2.45- and 5.8-GHz wireless power transmission” IEEE Trans.
Microwave Theory Tech., vol. 50, no. 7, pp.1784-1789, July, 2002.
[2] J.Y. Park, SM. Han, T. Itoh,”A rectenna design with harmonic-
rejecting circular-sector antenna” IEEE Antennas and wireless
propagation letter., vol. 3, pp.52 - 54 2004
[3] J.A. Hagerty, F.B. Helmbrecht, W.H. McCalpin, R. Zane, Z.B.
Popovic´,” Recycling ambient microwave energy with broad-band
rectenna arrays” IEEE Trans. Microwave Theory Tech., vol. 52,
pp. 1014-1024, March, 2004.
[4] A.P. Feresidis, G. Goussetis, S. Wang, J.C. Vardaxoglou.
“Artificial magnetic conductor surfaces and their application to
low-profile high-gain planar antennas” IEEE Antennas and
wireless Propagat., vol. 53, no. 1, pp.209 - 215, January, 2005.
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本人對整流天線看法
無線功率傳輸的一種方式，接收微波能量來轉換成直流能量。加入 AMC原件來達到高效率之整流天線，並整合BPS、 LPS、整流二極體之整流電路。
人造磁導體與整流電路結合可有向提高性能。
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問題 :
AMC 與天線電路之間的介質為何 ? Ans ：介質為空氣層。
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Q&A
謝 謝 聆 聽
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