Microstrip

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  • Topic: Microstrip antenna, Patch antenna, Antenna
  • Pages : 22 (5859 words )
  • Download(s) : 79
  • Published : December 21, 2012
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DIRECTIONAL PATCH ANTENNA ARRAY DESIGN FOR DESKTOP WIRELESS INTERNET by

Noah Snyder

Senior Project ELECTRICAL ENGINEERING DEPARTMENT California Polytechnic State University San Luis Obispo 2010

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Table of Contents
List of Figures ................................................................................................................................................ 3 List of Tables ................................................................................................................................................. 4 Abstract ......................................................................................................................................................... 5 I. Introduction .............................................................................................................................................. 6 II. Background .............................................................................................................................................. 8 III. Design ...................................................................................................................................................... 9 System Overview ...................................................................................................................................... 9 Patch Antenna Array ............................................................................................................................... 10 IV. Antenna Testing ................................................................................................................................... 17 V. System Results ....................................................................................................................................... 21 Single Patch Antenna .............................................................................................................................. 22 Patch Antenna Array ............................................................................................................................... 26 VI. Conclusion............................................................................................................................................. 29 Design Difficulties ................................................................................................................................... 29 Possible Improvements........................................................................................................................... 31 References .................................................................................................................................................. 32 Appendix ..................................................................................................................................................... 33 A. Design Procedure ............................................................................................................................... 33

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List of Figures
Figure 1: 802.11g channel distribution, showing center frequencies and overlapping channels .................. 6 Figure 2: Patch Antenna Configuration ........................................................................................................ 7 Figure 3: Patch Antenna in use for Wi-Fi communications .......................................................................... 9 Figure 4: Patch Antenna Array in use for Wi-Fi communications ............................................................. 10 Figure 5: Patch Antenna Array Layout ....................................................................................................... 11 Figure 6: Power Divider Board Layout....................................................................................................... 12 Figure 7: Wilkinson Divider showing design values...
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