Course detail

Modelling and Computer Simulation

FEKT-CMPSAcad. year: 2013/2014

Modeling and analysis of electronic circuits and microelectronic structures.
Programs for analysis and simulation - SNAP and OrCadPSpice. Signification and utilization of various types of analysis.
Individual projects.

Language of instruction

English

Number of ECTS credits

7

Mode of study

Not applicable.

Learning outcomes of the course unit

The graduate is able to:
- explain what is the SPICE standard
- specify basic analyses in SPICE-family programs
- utilize SPICE models from Internet for SPICE analysis of circuits
- solve common convergence problems in SPICE-family programs
- define simulation task in the form of text input file
- explain the basic idea of behavioral modeling
- master graphical PROBE postprocessor

Prerequisites

The student enrolling in this course would be able to:
- explain what is the linear and nonlinear electric circuit
- explain the terms initial conditions, transient phenomenon, steady state
- explain the way of measuring DC characteristics of nonlinear elements
- explain the way of measuring frequency responses of circuits
- describe the basic properties of BJT's and MOSFET's
- describe basic linear and nonlinear characteristics of operational amplifiers
- draw schematics of basic amplifiers employing operational amplifiers and to explain their operation

Co-requisites

Concurently with studying this course, the student should also gain the following abilities:
- to acquire data of passive and active electronic components from their datasheets for their SPICE modeling and analysis
- to explain principles of the operation of iterative methods of solving nonlinear algebraic equations for DC analysis via SPICE simulation programs
- to explain principles of the operation of iterative methods of solving nonlinear differential equations for transient analysis via SPICE simulation programs

Planned learning activities and teaching methods

Techning methods include lectures and computer laboratories. Students have to write one individual project during the course.

Assesment methods and criteria linked to learning outcomes

Up to 30 points per individual project.
Up to 10 points per practical test.
Up to 10 points for computer exercises.
Up to 50 points per exam (up to 40 per written and up to 10 points per oral examination)

Course curriculum

1) Modeling, analysis, simulation. Types of models and analyses. Usual aims of the analysis of electronic circuits.
2) Software tools for simulation. Features of well-known simulators.
3) Structure of programs based on symbolic algorithms. Methods of generating the input data. The files which support simulation. Methods of computing the circuit functions. Methods of receiving numerical results.
4) Structure of numerical simulators with the focus on OrCadPSpice. The modeling philosophy. Structure of circuit files and their compilation.
5) Rules of netlist compilation. Models of basic circuit elements. .MODEL statement. Subcircuits.
6) Basic types of analyses - classification and features.
7) Advanced analyses / classification and features. Thermal analysis (survey).
8) Working with PROBE.
9) Transient analysis. Initial conditions and DC operating point. Finding the steady states. Fourier analysis.
10) DC analysis.
11) AC analysis. Noise analysis.
12) Advanced analyses in details.
13) Convergence problems. Working with global settings. Working with .NODESET command.

Work placements

Not applicable.

Aims

Follow-up basic knowledge in the field of analog circuits, semiconductor elements and microelectronics structures.
Mastering computer analysis and modeling of elements and circuits.

Specification of controlled education, way of implementation and compensation for absences

Individual projects

Recommended optional programme components

Not applicable.

Prerequisites and corequisites

Not applicable.

Basic literature

BIOLEK, D. Modelování a simulace v mikroelektronice. Elektronické učební texty, UMEL FEKT VUT v Brně, 2005. (CS)
http://user.unob.cz/biolek (CS)

Recommended reading

BIOLEK, D. Řešíme elektronické obvody aneb kniha o jejich analýze. BEN, technická literatura, 2004. ISBN 80-7300-125-X. (CS)

Classification of course in study plans

  • Programme EECC Bc. Bachelor's

    branch BC-MET , 2 year of study, summer semester, compulsory

Type of course unit

 

Lecture

26 hod., compulsory

Teacher / Lecturer

Syllabus

Modeling, analysis, simulation. Simulated circuits and processes. Mathematical models in circuit simulators. Simulation programs.
Structure of programs based on symbolic algorithms. Modeling and analysis of linearized circuits.
Structure of numerical simulators. SPICE. Element models.
Generation of circuit model. Working with schematic capture. Types of analyses, analysis modes and regimes.
Transient Analysis. Fourier analysis.
AC and DC analyses. Noise analysis.
Advanced analyses.Analyzing regimes.
Stepping, termal and performance analyses.
Monte Carlo and Worst Case.
Optimization.
Hierarchical modeling.
Convergence problems and how to solve them.

Exercise in computer lab

52 hod., compulsory

Teacher / Lecturer

Syllabus

Opening exercise. Working with SNAP program.
Working with SNAP program.
Introduction to OrCAD PSpice. Working with text files. Statement of individual projects.
Introduction to OrCAD PSpice. Working with schematic capture.
Solving sample examples for various types ao analysis.
Transient analysis. Fourier analysis. Working on projects.
AC and DC analyses. Noise analysis. on projects.
.TF and .SENS analyses. Practical test.
Stepping, termal and performance analyses. Working on projects.
Monte Carlo and Worst Case analyses. Working on projects.
Optimization. Working on projects.
Hierarchical modeling. Working on projects.
Final works on projects.