The lecture gives an overview of contemporary wireless communication concepts and related techniques from a system point of view. For that purpose, different systems, ranging from Wireless Personal to Wide Area Networks, are covered, mainly discussing the physical and data link layer.

Systems under consideration include:

- ZigBee / IEEE 802.15.4
- Bluetooth
- IEEE 802.11 family

- L-band Digital Aeronautical Communication System (LDACS)
- Long Term Evolution (LTE) and LTE Advanced
- 5G New Radio
- NEW: Outlook on 6G

A special focus is placed on 4th and 5th generation networks; in particular, an in-depth view into the technical principles of the 5G New Radio standard is given.