Advanced Digital Communications (5 op)

Arviointiasteikko

H-5

Sisällön jaksotus

Digital signal and sampling, quantization, Digital video signal in DTV, BER, Quadrature signal, Constellation chart, Modulation from analog to modern digital variations (QAM, OFDM, tms), Noise in systems, C/N, System adjustments to performance

Tavoitteet

After completing the course the student:
- understands how digital signals are created and what limits there are in time and frequency domain
- understands BER and the difference between bit rate and bandwidth
- is familiar with modern digital modulation schemes (QAM, OFDM etc.)
- can sketch constellation chart
- understands noise behaviour and its influence in digital systems
- is familiar with measurement equipment

Sisältö

- Digital signal and sampling andquantization,
- Digital video signal in DTV,
- BER,
- Quadrature signal,
- Constellation chart,
- Modulation from analog to modern digital variations (QAM, OFDM, tms),
- Noise in systems andC/N,
- System adjustments to performance
- Laboratory exercises (Sampling in time and frequency domain, Noise measurements)

Oppimateriaalit

Lesson material mainly, in Itslearnig-platform
reading:
Carlson, Crilly; Communication Systems. 5th edition,
J.H.McClellan, R.W.Schafer, M.A.Yoder; Signal Prosessing First

Opetusmenetelmät

Lessons
Laboratory exercises (Sampling in time and frequency domain, Noise measurements)

Pedagogiset toimintatavat ja kestävä kehitys

Topics are covered in lessons and confirmed with laboratory works
Lessons are partly in classroom, partly online, labworks are always in laboratory.

Opiskelijan ajankäyttö ja kuormitus

Lessons and laboratory works 40 h
Homeworks and preparations for labs and exam 80h

Evaluation methods and criteria

Exam 0-5
Home work points minimum 30%

Assessment criteria, satisfactory (1-2)

• Understands how digital signals are created and what limits there are in time and frequency domain
• understands BER and the difference between bitrate and bandwidth
• is familiar with measurement equipment

Assessment criteria, good (3-4)

Is familiar with modern digital modulation schemes (QAM, OFDM etc.)
Can sketch constellation chart
Can calculate basic digital signals spectrum

Assessment criteria, excellent (5)

Understands and can calculate Noise power and its influence in systems