ECE 457 – Microwave Devices & Circuits
Fall 2025
Announcements
Welcome to Fall 2025 offering of ECE 457!
We will be using Canvas for HW/Project distributions and project submissions.
Homeworks will be turned in in-class. See details on the Homework tab.
Office Hours are by appointment only. Please email the Professor or the TA in advance.
Course Goals
The goal of this course is to develop students’ design, analysis, and evaluation skills at microwave frequencies where lumped elements (e.g., resistors, capacitors, inductors) are no longer appropriate. Through problem-solving and design activities, the course will introduce students to passive (85%) and active (15%) microwave devices, including filters, switches, mixers, couplers, power dividers, and diplexers, that constitute wireless communication systems between the antenna and the digital signal processor.
Instructor
Instructor: | Prof. Xu Chen |
Office: | 5040 ECEB |
E-Mail: | xuchen1@illinois.edu |
Office Hours: | Monday, 11AM-12PM
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Teaching Assistant
TA: | Yi Zhou |
Office: | 5038 ECEB |
E-Mail: | yizhou18@illinois.edu |
Office Hours: | 5034 ECEB Wednesday, 10AM-11AM; Thursday, 10AM-11AM
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Lectures
Attendance of live lectures is required. Live lectures only, no recording unless specifically requested.
Days | Times | Location |
MWF | 9:00-10:00 AM | 2015 ECEB
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Prerequisites
ECE 340 and ECE 350
Textbook
Additional Notes
Recommended: ECE 329 text, Erhan Kudeki. Available on Canvas.
Recommended: ECE 350 text, Erhan Kudeki. Available on Canvas.
Grading Policy
ECE 457 | |
Homework | 21% |
Midterm Exam | 19% |
Final Exam | 30% |
Projects (2) | 30%
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Academic Integrity
Students are expected to abide by the University of Illinois Student Code.
Any academic integrity violations will result in a FAIR report. Furthermore, the penalty will be as follows:
The following is a partial list of academic integrity violations for this course:
Copying homework or project reports from other students (working together and discussing is acceptable)
Copying homework or project reports from past solutions
Using websites such as Chegg or Course Hero while completing any course assignments or exams
Using unauthorized materials or discussing during exams
Communicating with any person during exams
Discussing the exam with any person within 24 hours of exam completion
Not an academic integrity violation: Distributing any course material without authorization. This includes uploading homeworks/solutions and exam solutions to web sites, or sharing these documents with people not enrolled in the course.
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