Radiotekniikka ja tietoliikennetekniikkaLaajuus (6 op)

Osaamistavoitteet

After completion of this course the student will be able to understand the significance of polarization and the properties of the media in the radio channel. The student will be able to design and analyze microstrip lines. The student will understand the significance of the refelections and matching in high frequency circuits. The student will understand the operation of the phase locked loop and its most common applications. The student will understand the most important properties of antennas and know the most common antenna structures. The student will know the most common active and passive high frequenct componets and understand their operating principles.
After completion of this course the student will be able match a complex load impedance to the real generator impedance by lumped elements. The student will be able to design a simple radio receiver and a simple frequency synthesizer in block diagram level. The student will be able to connect and measure the properties of a simple radio receiver. The student will be able to use a spectrum analyzer to measure signal spectra and a network analyzer to measure the frequency responses and impedances of RF amplifiers and filters.

Student gets basic understanding about communications networks and their operation. He/she knows fundamental limitations for information transmission and characteristics of different transmission channels.

Student will be able to estimate feasibility of different transmission methods and media for a given communication demand. He/she has basic understanding of telecommunications for later studies.

Sisältö

Electric and magnetic field, polarization, signals in time and frequency domain, block level design of RF-systems, microstrip line, coaxial line, Smith chart, reflection coefficient, fundamentals of impedance matching, most common passive and active RF-components and their key parameters, antenna properties, most common antenna types, noise in RF-systems, link budget, phase lock and frequency synthesizers, RF measurement systems.

History of radio technology, S-parameters, other antenna types, linearity and nonlinearity.

• Architecture and operation of circuit switched public telecommunication network, e.g., PSTN,
• A/D conversion and PCM for speech
• Decibel (dB)-käsite and it’s use in telecommunication
• Theoretical maximum data rate over a channel with given bandwidth and signal-to-noise ratio
• Overview of telecommunication signals in time and frequency domain
• Characteristics and applications for different transmission media, such as copper cable, optical fiber and radio path
• Carrier modulation methods, line codes and their characteristics
• Local Area Networks (ethernet) and fast data transmission (DSL)