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

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41(a)(b)FIGURE 4-6 Comparison measurement result between parallel coupled-line withDGS BPF and one-pole parallel coupled-line BPF (a) |S 11 | and (b)|S 21 |
42Figure 4-6 show performances of fabricated filters when adding the DGS in theground plane can suppress unwanted passband to below -15 dB.(a)(b)FIGURE 4-7 Comparison result between measurement and simulation of parallelcoupled-line with DGS BPF (a) |S 11 | and (b) |S 21 |
Page 1: A DESIGN OF THE NOVEL COUPLED-LINE
Page 6 and 7: 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: 40FIGURE 4-5 Measurement response o
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 and 68: 58Simulation of parallel coupled-li

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