RF/Microwave Engineering and Applications in Energy Systems. Abdullah Eroglu

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СКАЧАТЬ rel="nofollow" href="#ulink_3d17d5b6-ca7a-56ba-9b25-44963cf61ee4">Figure 2.26 FOM comparison of planar and trench MOSFET structures.Figure 2.27 Trench MOSFET: (a) Current Crowding in V‐Groove Trench MOSFET, (...Figure 2.28 Die size versus power loss.Figure 2.29 MOSFET structure capacitance illustration.Figure 2.30 Simplest view of MOSFET with intrinsic capacitances.Figure 2.31 HF small signal model for MOSFET transistor.Figure 2.32 HF small signal model for MOSFET transistor with extrinsic param...Figure 2.33 Simplified HF model for MOSFET.Figure 2.34 Incremental MOSFET HF small signal model.Figure 2.35 Conventional LDMOS structure.Figure 2.36 HEMT device structure: (a) open channel; (b) pinch off.Figure 2.37 Comparison of Si LDMOS and GaN HEMT.Figure 2.38 The market share for device technologies.Figure 2.39 Single bead geometry.Figure 2.40 Combined bead geometry.Figure 2.41 Equivalent circuit for the transformer.Figure 2.42 Isolation gate transformer.Figure 2.43 Step down transformer for load pull applications.Figure 2.44 VSWR = 1.5 : 1 autotransformer.Figure 2.45 Constructed 1.5 : 1 autotransformer.Figure 2.46 Measurement results of a 1.5 : 1 autotransformer.Figure 2.47 VSWR = 2 : 1 autotransformer.Figure 2.48 Measurement results of a 2 : 1 autotransformer.Figure 2.49 VSWR = 3 : 1 autotransformer.Figure 2.50 Measurement results of a 3 : 1 autotransformer.Figure 2.51 VSWR = 5 : 1 autotransformer.Figure 2.52 Measurement results of a 5 : 1 autotransformer.Figure 2.53 Problem 2.1.Figure 2.54 Problem 2.2.Figure 2.55 Transfer curve for MOSFET in Problem 2.4.Figure 2.56 Inductive switching circuit.Figure 2.57 IV curves with V_GS = 0.1 steps.Figure 2.58 (a) Total gate measurement circuit. (b) Waveforms.Figure 2.59 Gate drive for MOSFET.Figure 2.60 Zero bias MOSFET model.Figure 2.61 Dimension of a toroidal core, T50 material.Figure 2.62 The geometry of a T106 core.Figure 2.63 Design Challenge 2.2.

      3 Chapter 3Figure 3.1 Common transmission line structures: (a) coaxial line, (b) two‐wi...Figure 3.2 Short segment of transmission line.Figure 3.3 Finite terminated transmission line.Figure 3.4 Input impedance calculation on the transmission line.Figure 3.5 (a) The geometry of a coaxial cable and (b) commonly used commerc...Figure 3.6 The geometry of a two‐wire transmission line.Figure 3.7 Parallel plate transmission line.Figure 3.8 Lossless transmission line.Figure 3.9 Voltage versus transmission line length.Figure 3.10 Voltage versus transmission length for the example.Figure 3.11 Transmission line configuration for Example 3.5.Figure 3.12 Short circuited transmission line.Figure 3.13 Impedance variation for a short‐circuited transmission line.Figure 3.14 Low frequency equivalent circuit of short‐circuited transmission...Figure 3.15 Open‐circuited transmission line.Figure 3.16 Impedance variation for an open‐circuited transmission line.Figure 3.17 Low frequency equivalent circuit of an open‐circuited transmissi...Figure 3.18 Right‐hand portion of the normalized complex impedance plane.Figure 3.19 Conformal mapping of constant resistances.Figure 3.20 Conformal mapping of constant reactances.Figure 3.21 Combined conformal mapping lead to the display of a Smith chart....Figure 3.22 Smith chart displaying the calculated values and impedances.Figure 3.23 Input impedance display using a Smith chart.Figure 3.24 Admittance, Y, Smith chart.Figure 3.25 ZY Smith chart.Figure 3.26 Adding component using a ZY Smith chart.Figure 3.27 Impedance transformation.Figure 3.28 Impedance transformation using a Smith chart.Figure 3.29 Microstrip line: (a) field lines of microstrip line; (b) geometr...Figure 3.30 Representation of equivalent microstrip circuit.Figure 3.31 Three‐dimensional view of the microstrip line created in Ansoft ...Figure 3.32 Plot of Z ₀ vs frequency.Figure 3.33 S ₁₁ coefficient.Figure 3.34 Z ₁₁ parameter plot illustrating a 90° phase shift.Figure 3.35 Three‐dimensional view of the microstrip line created in Sonnet....Figure 3.36 Plot of Z ₀.Figure 3.37 Plot of S11 coefficient.Figure 3.38 Z11 parameter plot illustrating a 90° phase shift.Figure 3.39 Stripline configuration.Figure 3.40 Field distribution for stripline configuration.Figure 3.41 Typical microstrip directional coupler configuration.Figure 3.42 MATLAB GUI for the calculation of the physical parameters of a c...Figure 3.43 Simulation results of a microstrip coupler at 300 MHz.Figure 3.44 Twisted wire configuration.Figure 3.45 Problem 3.4.Figure 3.46 Problem 3.7.Figure 3.47 Problem 3.8.Figure 3.48 Problem 3.9.Figure 3.49 Problem 3.11.Figure 3.50 Problem 3.12.

      4 Chapter 4Figure 4.1 Two‐port network representation.Figure 4.2 Circuit for Example 4.1.Figure 4.3 Application of nodal voltage method for Z ₁₁ and Z ₂₁.Figure 4.4 Application of nodal voltage method for Z ₁₁ and Z ₂₂ Figure 4.5 ABCD parameter of cascaded networks.Figure 4.6 Coupling transformer example.Figure 4.7 Conversion of transformer coupling circuit to equivalent circuit....Figure 4.8 Transformer coupling circuit equivalent circuit.Figure 4.9 T network configuration.Figure 4.10 Series connection of two‐port networks.Figure 4.11 Parallel connection of two‐port networks.Figure 4.12 Cascade connection of two‐port networks.Figure 4.13 RF amplifier analysis by network parameters.Figure 4.14 Partition of amplifier circuit for network analysis.Figure 4.15 Illustration of parallel connection between Networks 2 and 3.Figure 4.16 Cascade connection of final circuit.Figure 4.17 Current gain of RF amplifier versus feedback resistor values and...Figure 4.18 Voltage gain of RF amplifier versus feedback resistor values and...Figure 4.19 (a) N network for analysis; (b) network transformation to T netw...Figure 4.20 Small signal MOSFET model.Figure 4.21 The simplified equivalent circuit for the MOSFET small signal mo...Figure 4.22 The network equivalent circuit for the MOSFET small signal model...Figure 4.23 The equivalent circuit for Network 3.Figure 4.24 The equivalent circuit for Network 4.Figure 4.25 Voltage gain and phase responses.Figure 4.26 One‐port network for scattering parameter analysis.Figure 4.27 N‐port network for scattering analysis.Figure 4.28 Two‐port transistor network.Figure 4.29 S parameters for two‐port networks.Figure 4.30 T network configuration.Figure 4.31 Transformer circuit.Figure 4.32 Transformer coupling circuit for S ₁₁ and S ₂₁.Figure 4.33 Transformer coupling circuit for S ₂₂ and S СКАЧАТЬ