a design of the novel coupled-line bandpass filter using defected ...

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59BIOGRAPHYNameThesis titleMajor Field: Mr. Nikorn Sutthisangiam: A Design of the Novel Coupled-Line Bandpass Filter UsingDefected Ground Structure with Wide Stopband Performance forUWB Applications: Communication EngineeringBiographyI graduated Bachelor Degree in Electrical Engineering from King Mongkut’sInstitute of technology North Bangkok, 2003.My contact address is 14/1 Soi Ruamsirimit, Vipavadhi Road, Jatujak District,Bangkok, 10900, Thailand and my email address is nikorns@gmail.com
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A DESIGN OF THE NOVEL COUPLED-LINE
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LIST OF TABLESTablePage3-1 Circuit
Page 8 and 9:
LIST OF FIGURES (CONTINUED)FigurePa
Page 10 and 11:
CHAPTER 1INTRODUCTIONPresently, the
Page 12 and 13:
CHAPTER 2THEORYIn this chapter, bas
Page 14:
5Zcη ⎧w⎛w⎞⎫= ⎨ + 1.393+
Page 22 and 23: 13The even- and odd-mode characteri
Page 24: 15Jnn , + 1Yπ FBW= (2-33c)2g g0 n
Page 27 and 28: 182.5 Chebyshev lowpass filter prot
Page 29 and 30: 20g 0 g 1g 2g 3g nn (even)g n+1org
Page 31 and 32: CHAPTER 3DESIGN AND SIMULATIONIn th
Page 33 and 34: 24TABLE 3-1 Circuit design paramete
Page 35 and 36: 26FIGURE 3-6 Simulation response of
Page 37 and 38: 28FIGURE 3-9 Investigate parameter
Page 39 and 40: 30Figure 3-12 shows the response of
Page 41 and 42: 32(a)(b)FIGURE 3-16 Parallel couple
Page 43 and 44: 34We use the dimensions of one-pole
Page 45 and 46: 36(a) top view and (b) ground viewB
Page 47 and 48: 384.1 Fabrication one-pole parallel
Page 49 and 50: 40FIGURE 4-5 Measurement response o
Page 51 and 52: 42Figure 4-6 show performances of f
Page 53 and 54: CHAPTER 5CONCLUSION AND SUGGESTIONW
Page 55 and 56: From this figure below 8 GHz the re
Page 57 and 58: APPENDIX Ak ANALYSIS
Page 59 and 60: 50Before added rectangular shapeFro
Page 61 and 62: APPENDIX BEQUIVALENT CIRCUIT CALCUL
Page 63 and 64: 54In order to have describes the DG
Page 65 and 66: 56⎛=− ⎞=⎝ ⎠1 2FBW ⎜ω
Page 67: 58Simulation of parallel coupled-li
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