1. 天線工程期中報告 論文 研討 : Qiao Sun, Baohua Sun, Ling Sun, Wei Huang, and Qiannan Ren “ Broadband Two-Element Array With Hybrid Decoupling Structures for Multimode Mobile Terminals,” IEEE ANTENNAS AND WIRELESS PROPAGATION LETTERS., pp. 1431-1434. 報告人 : 碩通一甲 MA433203 林冠銓 Southern Taiwan University of Science and Technology

2. 1 Outline  摘要  天線架構  結果與討論

3. 2  是一種有高隔離的兩元件排列用於可移動多 模的終端機  天線排列是由一組對稱天線加上一種新穎 分離結構組成  分離結構就是在兩寬頻天線之間加入三個電 容原件和三個 U 型槽孔而成  天線操作頻帶包含 LTE 700/GSM 900/ GSM 1900/UMTS/LTE /2300/2500 摘要 參考文獻 Broadband Two-Element Array With Hybrid Decoupling Structures for Multimode Mobile Terminals

4. 3 天線架構 參考文獻 Broadband Two-Element Array With Hybrid Decoupling Structures for Multimode Mobile Terminals

5. 4 結果與討論 (1) 參考文獻 Broadband Two-Element Array With Hybrid Decoupling Structures for Multimode Mobile Terminals Proposed antennas without the decoupling structure and the protruded ground between the two antennas

6. 5 結果與討論 (2) 參考文獻 Broadband Two-Element Array With Hybrid Decoupling Structures for Multimode Mobile Terminals Proposed antennas with only a protruded ground

7. 6 結果與討論 (3) 參考文獻 Broadband Two-Element Array With Hybrid Decoupling Structures for Multimode Mobile Terminals

8. 天線效率 7

9. 天線實作 8 參考文獻 Broadband Two-Element Array With Hybrid Decoupling Structures for Multimode Mobile Terminals Simulated S-parameters of the proposed antenna array Measured S-parameters of the proposed antenna array

10. 結論 9

11. 心得 10 本天線使用未來趨勢槽孔和元件，來做隔離 機制成功把兩支天線隔離開來而產生高隔離 度，但天線架構有點複雜化，或許是因為他 是左右對稱，而不是上下對稱的關係。

12. 參考文獻 11 [1] M. Zheng, H. Y. Wang, and Y. Hao, “Internal hexa-band folded monopole/dipole/loop antenna with four resonances for mobile de- vice,” IEEE Trans. Antennas Propag., vol. 60, no. 6, pp. 2880–2885, Jun. 2012. [2] J.-H. Lim, Z.-J. Jin, C.-W. Song, and T.-Y. Yun, “Simultaneous fre- quency and isolation reconfigurable MIMO PIFA using PIN diodes,” IEEE Trans. Antennas Propag., vol. 60, no. 12, pp. 5939–5946, Dec. 2012. [3] K. L. Wong, P. W. Lin, and H. J. Hsu, “Decoupling WWAN/LTE antennas with an isolation ring strip embedded there between for smartphone application,” Microw. Opt. Technol. Lett., vol. 55, pp. 1470–1476, Jul. 2013. [4] Y. L. Ban, Z. X. Chen, Z. Chen, K. Kang, and L. W. Li, “Decou- pling closely-spaced hepta-band antenna array for WWAN/LTE smart- phone applications,” IEEE Antennas Wireless Propag. Lett., vol. 13, pp. 31–34, 2014. [5] F. H. Chu and K. L. Wong, “On-board small-size printed LTE/WWAN mobile handset antenna closely integrated with system ground plane,” Microw. Opt. Technol. Lett., vol. 53, pp. 1336–1343, Jun. 2011. [6] X. W. Yang, B. h. Sun, L. Sun, J. l. Guo, and Y.l. Zou, “Broadband and miniaturized structure loaded with lumped capacitors for parasitic current reduction,” IEEE Antennas Wireless Propag. Lett., vol. 11, pp. 1010–1013, 2012. [7] Ansoft HFSS. Ansoft Corp., Canonsburg, PA, USA [Online]. Avail- able: http://www.ansoft.com/products/hf/hfss/ [8] R. Tian, B. K. Lau, and Z. Ying, “Multiplexing efficiency of MIMO antennas,” IEEE Antennas Wireless Propag. Lett, vol. 10, pp. 183–186, 2011. [9] Advanced Design System (ADS). Agilent Technol., Santa Clara, CA, USA [Online]. Available: http://www.agilent.com 參考文獻 Broadband Two-Element Array With Hybrid Decoupling Structures for Multimode Mobile Terminals