EMC Certificate Course

This two-day hands-on course presents the fundamental principles of electromagnetic compatibility and signal integrity.

Numerous measurements and demonstrations reinforce the course topics.

The course is intended for both the practicing professionals and the new engineers entering the field. 

 

If the course is cancelled due to a low enrollment or unexpected circumstances, the attendees will be notified as soon as feasible and a full refund or credit towards the next course will be given. Travel expenses will not be reimbursed.

 

Course Dates/Times:     April & October (Thursday and Friday, 8:30 am – 4:30 p.m.)

Next Course Offering:   April 6-7, 2023

Course Location:           GVSU EMC Center, 227 Winter Ave NW, Grand Rapids, MI 49504

Course Fee:                   $1,200. Payment required prior to course. Course notes included.

Course Presenter:         Dr. Bogdan Adamczyk

Course Content Overview - Registration for April 2023 is COMING SOON

Frequency Spectra of Digital Signals

Frequency content of digital signals, effect of the rise time on spectral content, spectral bounds, and bandwidth of digital signals.

Measurement - frequency content of clock signals.

Electromagnetic Wave Propagation

Electrical length and wavelength, skin depth and high-frequency currents, and skin depth and shielding.

Measurement - Skin depth and shielding

Transmission Lines, Voltage and Current Waves

Wire-type and PCB-type transmission lines,transmission line effects, and voltage and current waves along the transmission line.

Measurement – Transmission line effects

Transmission Line Reflections at a Resistive Load and at a Discontinuity

Reflections at a resistive load and at a discontinuity, ringing on transmission lines, and matching schemes to reduce reflections.

Measurement - Reflections at a resistive load and at a discontinuity

Transmission Line Reflections at a Capacitive Load

Reflections at a pure capacitive load, and reflections at an RC load.

Measurement - Reflections at a capacitive load

Transmission Line Reflections at an Inductive Load

Reflections at a pure inductive load, and reflections at an RL load.

Measurement - Reflections at an inductive load

Crosstalk and Inductive Coupling

Inductive coupling between circuits, impact of the signal parameters, circuit topology and a guard trace, inductive coupling and crosstalk reduction.

Measurement – Inductive coupling and crosstalk between PCB traces

Crosstalk and Capacitive Coupling

Capacitive coupling between circuits, impact of the signal parameters, circuit topology and a guard trace, capacitive coupling and crosstalk reduction.

Measurement – Capacitive coupling and crosstalk between PCB traces

Common-Impedance Coupling

Common-impedance coupling between circuits, impact of the return path impedance and the return current level, and common-impedance coupling reduction.

Measurement – Impact of return path impedance and current levels on audio and video circuitry

Non-Ideal Behavior of Resistors

Ideal vs. non-ideal model of a resistor, impedance curves, effect of the parasitics, self-resonant frequency, and effect of the connecting trace length on impedance.

Measurement – Resistor impedance and PCB trace impact

Non-Ideal Behavior of Capacitors

Ideal vs. non-ideal model of a capacitor, impedance curves, effect of the parasitics, self-resonant frequency, and effect of the connecting trace length on impedance.

Measurement – Capacitor impedance and PCB trace impact

Non-Ideal Behavior of Inductors and PCB Traces

Ideal vs. non-ideal model of an inductor and a PCB trace, impedance curves, effect of the parasitics, self-resonant frequency, and effect of the connecting trace length on impedance.

Measurement – Inductor impedance and PCB trace impedance

Decoupling Capacitors

Loop inductance, ground bounce and power rail collapse, decoupling capacitor impact on power integrity and emissions, value, placement and use of multiple capacitors

Measurement - Decoupling capacitor impact on power distribution network (PDN)

Embedded Capacitance

Embedded capacitance between adjacent power and ground planes, and impact of the power-ground plane spacing on impedance.

Measurement – Power-ground plane spacing impact on impedance

Decoupling Capacitors and Embedded Capacitance

Impact of both decoupling capacitors and embedded capacitance on PDN impedance, and impact of capacitor spacing and power-ground planes spacing.

Measurement - Decoupling capacitors and planes impact on impedance

EMC Filters I

Insertion loss of a filter, single and multistage EMC filters, and filter characterization with a 50 Ω source and 50 Ω load impedance.

Measurement - Insertion loss of LC and CL filters

EMC Filters II

Impact of the source and load impedance on the filter effectiveness, filter configurations for a low source and high load impedance, and filter configurations for a high source and low load impedance.

Measurement - Insertion loss of T and Pi filters

Current Return Path

Alternative paths of the low-frequency and high-frequency return currents, return path discontinuities and radiation, split power/ground planes, and slots in power/ground planes.

Measurement –Return current and impact of discontinuities

EMC Measurement Antennas

Half-wave dipole and quarter-wave monopole antennas, biconical and log-periodic antennas, antenna impedance and VSWR.

Measurement - Bicon and log-periodic antennas impedance and VSWR

 

Differential-Mode and Common-Mode Currents

Differential-mode currents vs common-mode currents, common-mode creation, common-mode choke, controlling differential- and common-mode emissions.

Measurement - Differential and common-mode currents emitted by a SMPS

Shielding to Prevent Radiation

Near-field shielding against electric and magnetic fields, far-field shielding and shielding effectiveness, reflection loss, absorption loss, and effect of apertures

Measurement - Shielding effectiveness of various shields over a SMPS

Radiated and Conducted Emission Regulations and Testing

Semi-anechoic chamber and OATS radiated emissions measurement methods, voltage method and current probe method of conducted emissions measurements.

EMC lab tour and measurement - Radiated and conducted emissions

Radiated and Conducted Immunity Regulations and Testing

Semi-anechoic chamber and reverberation chamber radiated immunity methods, and Bulk Current Injection (BCI) conducted immunity methods.

EMC lab tour and measurement - Radiated and conducted immunity

Electrostatic Discharge (ESD) Immunity Regulations and Testing

ESD gun and RC networks, contact and air discharge methods, direct and indirect application of the discharge.

EMC lab tour measurement – ESD immunity

Certificate

For additional information contact Prof. Adamczyk at [email protected], (616) 331 - 7286

Dr. Adamczyk

Dr. Bogdan Adamczyk is professor and director of the EMC Center at Grand Valley State University where he develops EMC educational material and teaches EMC certificate courses for industry. He is an iNARTE certified EMC Master Design Engineer. Prof. Adamczyk is the author of the textbook “Foundations of Electromagnetic Compatibility with Practical Applications” (Wiley, 2017) and the upcoming textbook “Principles of Electromagnetic Compatibility with Laboratory Exercises” (Wiley, 2023). He has taught numerous EMC courses for industry and has authored over 70 publications on EMC education, measurement and testing, and presented hardware demonstrations at several IEEE EMC Symposia. He writes a monthly column “EMC Concepts Explained” for In Compliance Magazine.

Testimonials

"Excellent material, great cadence of the topics, best class on EMC that I have attended"

"Helped reinforce my understanding of EMC"

"Pace was just right. Definitely helped support better understanding of EMC"

"Design engineers would highly benefit from these courses"

"This course will greatly help me in designing trouble-free EMC robust electronic modules"

"Instructor has excellent subject knowledge"

"Prof. Adamczyk’s presentation style was excellent. I would have loved to have him as a teacher in college"

"Very refreshing and motivating way to teach EMC applications"



Page last modified November 16, 2022