F7061 Microwave technique and electronics

Faculty of Science
Autumn 2011
Extent and Intensity
4/0/0. 4 credit(s) (plus extra credits for completion). Type of Completion: zk (examination).
Teacher(s)
prof. Mgr. Vít Kudrle, Ph.D. (lecturer)
Guaranteed by
prof. RNDr. Jan Janča, DrSc.
Department of Plasma Physics and Technology – Physics Section – Faculty of Science
Contact Person: prof. Mgr. Vít Kudrle, Ph.D.
Timetable
Tue 11:00–12:50 Fs2 6/4003, Thu 10:00–11:50 Fs2 6/4003
Prerequisites
the course Introduction to high frequency physics is highly recommended
Course Enrolment Limitations
The course is also offered to the students of the fields other than those the course is directly associated with.
fields of study / plans the course is directly associated with
Course objectives
At the end of teh course the student will be able to understand principles of high frequency devices, circuits, generators, measuring methods and practical applications.
Syllabus
  • Introduction to the microwave electronics and technique. Solution of the Maxwell's equations, dispersive medium. Transverse electric waves TE, transverse magnetic waves TM. Electric and magnetic Hertz's vector. Phase velocity and critical wavelength. Field configuration for H01 wave in rectangular wavequide, current densities in the wavequide walls. Transmission of microwave energy in the wavequide. Application of the dielectric materials and ferrites in the wavequide. Devices of microwave circuits. Properties of the cavity resonators. Different types of the cavity resonators. Delay line structures. Hartree's space harmonics. Development of the UHF generators. Magnetrons. The electron motion in a crossed electric and magnetic fields. Oscillation modes of magnetron. Forward travelling wave oscillation of magnetron, potential of synchronisation and critical voltage. Function of klystron tubes, Ramo-Schocley theorem. Velocity modulation and electron bunching. Amplification of a klystron. Function of reflex klystron. Bunching of electrons in the retarding field. The reflex klystron oscillator, electronic tunning. Function of travelling wave tube. Theory and amplification of travelling wave tube. Microwave semiconductor devices. Volume phenomena in semiconductors of the type of GaAs. Gunn-effect oscillator. Function of avalanche diode oscillators. Varactors and their applications. Integrated microwave circuits.
Teaching methods
lectures
Assessment methods
oral exam
Language of instruction
Czech
Follow-Up Courses
Further comments (probably available only in Czech)
Study Materials
The course can also be completed outside the examination period.
The course is taught once in two years.
General note: L.
The course is also listed under the following terms Autumn 2007 - for the purpose of the accreditation, Autumn 1999, Autumn 2000, Autumn 2001, Autumn 2002, Autumn 2003, Autumn 2004, Autumn 2005, Autumn 2006, Autumn 2007, Autumn 2008, Autumn 2009, Autumn 2011 - acreditation, spring 2012 - acreditation, Autumn 2013, Autumn 2015, autumn 2017, Autumn 2019, autumn 2021.
  • Enrolment Statistics (Autumn 2011, recent)
  • Permalink: https://is.muni.cz/course/sci/autumn2011/F7061