General

Schedule

- incl. links to www-materials

Invocom materials

Homeworks

Model Questions

Exam

Literature, Course folder

Study Guide description

TLT-5806 Receiver Architectures and Signal Processing   

Fall 2006 (not yet current implementation)

Tentative Schedule

Updated 16.11. 2006

• Arrangements, requirements
• Motivation, some background & scope; Software Radio and Cognitive Radio concepts

1. Receiver Architectures  (see also related Invocom-materials)

• Real and complex (I/Q) mixing
• Superheterodyne, direct conversion, and low IF architectures
• Critical issues in receiver front-end design
• Effects of I/Q imbalance
• Noise figure
• Nonlinearities, intermodulation
• Dynamic range; principles of system calculations
• Oscillator phase noise

 2. Review of Multirate Digital Signal Processing  (see also related Invocom-materials)

6.9., 13.9., 20.9. Markku Renfors & Mikko Valkama/TUT

• FIR and IIR filters
• Sampling rate conversion: decimation, interpolation
• Polyphase structure
• Efficient FIR filter structures for decimation and interpolation
• Efficient IIR filter structures for decimation and interpolation
• CIC-filter

3. Sampling and Multirate Techniques for Complex and Bandpass Signals (see also related Invocom-materials)

• Complex (I/Q) signals and systems
• Real and I/Q-mixing
• Sampling and multirate techniques for real and complex bandpass signals
• Complex filter banks
• Quantization noise and sampling jitter in AD-conversion
• Problems of wideband sampling in communication systems
• Sigma-delta A/D conversion principle

4. Receiver Architectures - Part 2  (see also related Invocom-materials)

27.9., 4.10. Markku Renfors/TUT

• GSM case study: requirements for sampling, A/D-conversion, and digital filtering for GSM in a wideband sampling case
• Baseband, IF, and RF sampling principles
• Alternative receiver architectures based on wideband/bandpass sampling
• DSP aspects in flexible receivers
• Channel selection filtering and downconversion approaches
• NCO's
• Choice of sampling rate and IF frequency

5. Critical issues in transmitter signal processing, Power Amplifiers, Multicarrier Systems and PAPR Problem

4.10. Markku Renfors/TUT

• Transmitter and receiver co-existence; effect of duplexing methods
• Basic transmitter architectures
• Power amplifier considerations: Peak-to-average power ratio issues, overview of PA linearization methods

18.10. Markku Renfors

7. Advanced I/Q Signal Processing (This part only in course folder) (see also related Invocom-materials)

• Signal analysis for I/Q imbalance effects
• DSP techniques for I/Q imbalance compensation
• I/Q signal processing in frequency synthesis

8. Synchronization in Receivers

• Requirements for carrier recovery and symbol timing recovery
• Different synchronizer types
• Performance criteria
• Basics of Maximum Likelihood estimation theory
• All-digital ML-based symbol timing and carrier recovery methods

9. Polynomial-Based Interpolation Filters for DSP Applications, related Matlab m-file

15.11. Vesa Lehtinen/TUT

• Polynomial-based interpolation, Farrow-structure
• Fractional delay filters
• Lagrance interpolation, frequency domain optimized designs
• Applications
• Matlab demo

A1. Exercises This includes the additional exercise problems presented during the lectures. Solutions to all these exercises are available in the course folder.