Course detail

Processing and digitizing of analogue signals

FEKT-CZDAAcad. year: 2011/2012

Understanding the challenges of the design of analog circuits for processing signals from sensors. Tools for simulation and analysis of electronic circuits, data acquisition, signal processing, hardware resources for the practical design of electronic circuits. Circuits and signal conditioning for active and passive sensors - the use of bridges, current sources, amplifiers and filters. Electronic circuitry for resistive, capacitive and inductive sensors. Conditioning and processing of signals from thermocouples, photodiodes, sensors with piezoelements. Sensors with current loop output, mixed and isolated interface. Digitization of analog signals and sensors with digital output.

Language of instruction

English

Number of ECTS credits

6

Mode of study

Not applicable.

Learning outcomes of the course unit

Student should gain basic, but practically applicable, knowledge and skills in design and implementation of circuits for conditioning and processing of analog signals from sensors, including knowledge of basic procedures for data acquisition and data processing.

Prerequisites

The subject knowledge on the secondary school level (especially physics) and knowledge of basic software tools for data acquisition (LabVIEW), electronic components and analog and digital electronic circuits (self-studied or completion of courses BPMT, BREB and BESO) is required.

Co-requisites

Not applicable.

Planned learning activities and teaching methods

Teaching methods depend on the type of course unit as specified in the article 7 of BUT Rules for Studies and Examinations.

Assesment methods and criteria linked to learning outcomes

Laboratory work 0 - 40
Final written exam 0 - 60

Course curriculum

1. Introduction to the design of analog circuits for processing signals from the sensors.
2. Tools for simulation and analysis of electronic circuits. MultiSIM. Software tools for data acquisition and data processing. LabVIEW.
3. Hardware and software tools for the practical design of electronic circuits and analog and digital signals acquisition. NI ELVIS.
4. Sensors of nonelectrical quantities considered as electronic circuit components (active, passive).
5. Circuits for sensor signal conditioning - the use of bridges, current sources, amplifiers and filters.
6. Amplifiers (operational, instrumentation, charge). Bridge sensor circuits (resistive, capacitive, inductive).
7. Passive sensors - circuitry for temperature and position sensors. Sensors with high impedance.
8. Passive sensors II - circuitry for resistance strain, force, pressure and flow sensors.
9. Active sensors - circuitry for thermocouples, photodiodes.
10. Active sensors II - circuitry for sensor position, velocity and acceleration.
11. Current loop, mixed and isolated interface.
12. Converters for digitization of analog signals.
13. Sensors with digital interface (I2C, SPI, etc.).

Work placements

Not applicable.

Aims

The main aim of the course is to get the basic theoretical and practical skills for unaided design of analog circuits, especially for processing signals from sensors. Get practical experience with software for the theoretical design and simulation of analog circuits, hardware and software resources for processing and digitization of analog signals from the sensors and the basic methods for measured data.

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

The content and forms of instruction in the evaluated course are specified by a regulation issued by the lecturer responsible for the course and updated for every academic year.

Recommended optional programme components

Not applicable.

Prerequisites and corequisites

Not applicable.

Basic literature

KESTER, W. Practical design techniques for sensor signal conditioning. Analog Devices, Inc., USA, 1999. ISBN 0-916550-20-6. (EN)
SHEINGOLD, D. H. Transducer Interfacing Handbook - A Guide to Analog Signal Conditioning. Analog Device, Inc., USA, First edition, March 1980. 231 p. ISBN 0 916550-05-2. (EN)

Recommended reading

PALLÁS-ARENY, R., WEBSTER, J. G. Sensors and Signal Conditioning. John Wiley & Sons, Inc., USA, Second edition, 2000. 587 p. ISBN 0 471-33232-1. (EN)

Classification of course in study plans

  • Programme EECC Bc. Bachelor's

    branch BC-AMT , 3 year of study, winter semester, elective specialised

Type of course unit

 

Lecture

26 hod., optionally

Teacher / Lecturer

Laboratory exercise

39 hod., compulsory

Teacher / Lecturer