EE 142/242A. Integrated Circuits for Communication
Catalog Description: (4 units) Analysis and design of electronic circuits for communication systems, with an emphasis on integrated circuits for wireless communication systems. Analysis of noise and distortion in amplifiers with application to radio receiver design. Power amplifier design with application to wireless radio transmitters. Class A, Class B, and Class C power amplifiers. Radio-frequency mixers, oscillators, phase-locked loops, modulators, and demodulators.
Prerequisites: EECS 120 and EE 140.
Course objectives: To establish the principles involved in realizing electronic circuit functions for communication applications and to gain design experience in realizing appropriate specifications.
- High frequency amplifiers. Analysis of tuned amplifiers, matching networks, and feedback amplifiers. Analysis of optimal gain and matching using 2-port theory.
- Distortion in amplifiers and its reduction. Harmonic distortion, intermodulation, cross-modulation. Effect of feedback on distortion. Sources of distortion in devices. Modeling.
- Noise analysis.
- Power amplifiers. Class A, B, AB and C. Integrated circuit realizations. Cross-over distortion. Efficiency. RF power output stages.
- Mixers (frequency converters), Bipolar, FET and IC realizations. Conversion gain and spurious response.
- Oscillator analysis. Amplitude and frequency stability. Waveform distortion. Relaxation oscillators.
- Analog multipliers and phase-locked loops.
- AM and FM detectors.