| Broadband Antenna with Practically Omnidirectional Radiation Pattern. | ||
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       Fig. 1.Measured field patterns of Truncated alternate-leaves type self-complementary antenna or (Square SCA): (a) yz-plane,(b) xz-plane. (Electric field is in y-direction).  | 
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       Fig. 2. Truncated alternate-leavestype self- complementary antenna (or
      Square SCA).   | 
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      The alternate-leaves type self-complementary antenna (or Square SCA) has
      practically omnidirectional radiation pattern. Detailed explanations are
      shown in a book authored by Yasuto Mushiake : Self-Complementary Antennas ―Principle of Self-Complementarity for Constant Impedance―, 139 pages, Springer-Verlag London Ltd., London, pp. 81-88, 1996.  | 
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| Original paper:  T. Furuya, T. Ishizone, and Y. Mushiake: “Alternate-leaves type self-complementary antenna and its application to high gain broad-band antennas”, IECE Technical Report, AP-77, No. 43, pp. 35-40, (in Japanese), July 1977.  | 
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