Deutsche Telekom has started upgrading the Berlin TV tower, which is the highest building in the Federal Republic of Germany with a height of exactly 368.03 meters, with the latest 5G cellular technology bring.
5G at a height of more than 200 meters
About the base The transmission station in the technical room of the “Telecommunication Tower 32” aka “Telespargel”, which was built in 1969 for around 132 million East Marks, is located 220 meters above sea level, the 5G mobile radio signal is generated itself and fed into a passive in-house antenna system via four high-frequency cables, which is located next to the The restaurant “Sphere”, located about 207 meters above sea level, is also supposed to supply the visitor platform with 5G
We have received the order to ensure an in-house supply in the television tower. In the television tower, in the public area, on the viewing platform and in the restaurant area.
To do this, we have to generate the mobile radio signal ourselves with our base transmitter, which we have above in the technology area then feed into a passive antenna system.
Christian Ort, radio network planner for large and special buildings
The restaurant and visitor platform are now getting 5G, “so that visitors can send their photos and videos from a clear height as quickly as possible down to friends or family on the ground,” according to Deutsche Telekom. From the 5G technology room, a fiber optic connection transports the users' data to the public network.
In-house 5G vs. external signals
The previously installed GSM, UMTS and LTE antennas are being disarmed and replaced by modern 5G-capable antennas that also master the older standards.
During the implementation of the system Telekom had to ensure that no weak signals from outside would affect the in-house 5G in the future.
If the end device interferes with a For a certain amount of time in such an in-house cell with a very good supply, you can set the OMC via network parameters so that it then also stays in here.
Christian Ort, radio network planner for large and special buildings
Work for the 5G supply for the Berlin television tower is in full swing, according to Telekom. When over a million visitors a year can visit the building again after the COVID-19 pandemic, “every antenna is in its place”.