Communications [NES-12 10 02]
SS2025
Communications course
Summer semester 2025
Lab work
The lab exercises are now available in the Materials folder. They are optional and can earn you up to 4 extra points on the exam. Scoring at least 50% on an exercise gives 0.5 points; 75% or more gives 1 point.
Exam information
- Allowed: 1 DIN A4 sheet handwritten on both sides, writing material, ruler
- Not allowed: calculator, smartphone, laptop, own paper
More information under Materials/07_Exam_Information
Consultation
If you have questions regarding the exam, you can send them in advance to
ana-belen.martinez [ät] ifn.et.tu-dresden.de
Based on the questions received, a consultation session (not a tutorial) will be organized a few days before the exam to address them.
Examination registration period summer semester 2025
Exam registration takes place exclusively via SELMA
Feedback on course
You can provide your feedback on the communications course here:
16 July 2025: Overview of planned content
- Exercise (continuation)
- Exam SS 2013 Task 4 b, c
- Exam WS 2012/13 Task 4 c
- Exam SS 2012 Task 4 b
Important Notice
Please note that lecture and exercise sessions will be cancelled if no students are present within the first 15 minutes of the scheduled start time.
News
We are looking for students willing to work at the Vodafone chair:
Important
Lectures and exercises will be conducted in person and the corresponding material will be periodically uploaded.
Goals
This lecture is held in English and is mainly aimed at students in our Master program, who are not yet familiar enough with the German language. The content corresponds to the German lecture "Nachrichtentechnik".
Content
Lecture:
- Signal description: sine signals, Dirac impulse, spectral representation, low pass signals, band pass signals
- Linear time invariant systems
- Analog modulation: amplitude modulation, frequency modulation
- Sampling theorem: sampling theorem for low-pass signals, sampling theorem for band-pass signals, sampling kernels
- Digital modulation: frequency shift keying, phase amplitude modulation
- Stochastic signals: spectral properties, correlation, noise
Exercise:
Problems and examples related to Fourier transform, analytical signals, linear time invariant systems, simple AM and FM transceivers, sampling and interpolation filters, digital modulation schemes and stochastic systems.
PrerequisiteSystem theory or electrical networks
Lectures
Wednesday, 11:10h - 12:40h
Room BAR/0218/U
Exercises
Room BAR/0218/U
The descriptions of the exercises can be found in the script (section Exercises) and in the exam collection.
1. Exercise
- Tasks
- Exam SS 2007 Task 1 c
- Exam SS 2009 Task 1 b, c
- Exercise 3
2. Exercise
- Tasks
- Exercise 5, 6
- Exam WS 2012/13 Task 1 b
3. Exercise
- Exam SS 2012 Task 1 b
- Exercise 12, 15
4. Exercise
- Tasks
- Exam SS 2012 Task 1 c
- Exercise 19, 20
5. Exercise
- Tasks:
- Exam WS 2009/10 Task 3 a, b, c
- Exercise 21
- Exam WS 2009/10 Task 3 a, b, c
6. Exercise
- Tasks:
- Exercise 17, 18
- Exam SS 2009 Task 2c
- Exam WS 2013/14 Task 2
7. Exercise
-
Tasks:
-
Exam WS 2012/13 Task 4 a, b
-
Exam WS 2013/14 Task 4 a, b, c1, c2
-
8. Exercise
-
Tasks:
- Exam SS 2013 Task 4 b, c
- Exam WS 2012/13 Task 4 c
- Exam SS 2012 Task 4 b
-
General questions
Further Information
- Questions regarding the lecture and exercise
- ana-belen.martinez [ät] ifn.et.tu-dresden.de
- carl.collmann [ät] tu-dresden.de