微波電路

Chinese New Year Holiday

1. Transmission line and Smith chart. 2. LC impedance matching for passive circuits.

1. Impedance matching for transistor: source degeneration and resistive/capacitive/inductive loading. 2. Scattering parameters for two-port circuit.

1. S-parameters of transistor. 2. Signal flow chart and S-parameters for cascaded circuits.

Midterm 1 (35 points)

Spring break

1. Pi and Tee passive circuit configurations for Y- and Z-parameters. 2. FET device modeling based on Y-parameters. 3. S-parameter calibration based on signal flow chart concept.

1. Traveling-wave amplifier and bandwidth for periodic L-C structure 2, Noise temperature, Excess Noise Ratio (ENR), and noise figure 3. Noise measurement and calibration 4. Noise temperature of matched attenuator

1. Noise temperature calculation for passive two-port circuit 2. Impact of source and loading impedance on noise temperature 3. Noise current and noise voltage for resistor 4. Transistor's noise modeling

1. Interferometry technique for microwave imaging 2. Holographic measurement for main dish panel adjustment

1. Basic mixing mechanism for frequency up-convert and down-convert. 2. Gilbert cell mixer

Midterm 2 (35 points)

1. Conversion resistance of mixer: an intuitive approach 2. Conversion matrix method for RF and IF 3. Balanced amplifier and Image rejection mixer with quadrature coupler

1. Transconducatnce modulation for actively-biased mixer 2. Coupled lines, Lange coupler, and Marchand balun. 3. Power divider.

1. Rectangular, square, and circular smooth-walled waveguide. 2. Transverse impedance and square/circular twist 3. Feed-horn and Fourier transform for far field distribution

1. Hybrid mode over corrugated waveguide and mode converter 2. Orthomode transducer 3. Receiver front-end system

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Final exam (35 points)