Telecommunications in Germany is highly developed. The German telecommunication market has been fully liberalized since January 1, 1998. Germany is served by an extensive system of automatic
telephone exchange
telephone exchange, telephone switch, or central office is a telecommunications system used in the public switched telephone network (PSTN) or in large enterprises. It interconnects telephone subscriber lines or virtual circuits of digital syste ...
s connected by modern networks of
fiber-optic cable,
coaxial cable
Coaxial cable, or coax (pronounced ) is a type of electrical cable consisting of an inner conductor surrounded by a concentric conducting shield, with the two separated by a dielectric ( insulating material); many coaxial cables also have a ...
,
microwave radio relay
Microwave transmission is the transmission of information by electromagnetic waves with wavelengths in the microwave frequency range of 300MHz to 300GHz(1 m - 1 mm wavelength) of the electromagnetic spectrum. Microwave signals are normally limi ...
, and a domestic satellite system; cellular telephone service is widely available, expanding rapidly, and includes
roaming service to foreign countries. As a result of intensive
capital expenditure
Capital expenditure or capital expense (capex or CAPEX) is the money an organization or corporate entity spends to buy, maintain, or improve its fixed assets, such as buildings, vehicles, equipment, or land. It is considered a capital expenditure ...
s since reunification, the formerly antiquated system of the eastern part of the country has been rapidly modernized to the most advanced technology.
Deutsche Telekom
Deutsche Telekom AG (; short form often just Telekom, DTAG or DT; stylised as ·T·) is a German telecommunications company that is headquartered in Bonn and is the largest telecommunications provider in Europe by revenue. Deutsche Telekom w ...
began rolling out
FTTH
Fiber to the ''x'' (FTTX; also spelled "fibre") or fiber in the loop is a generic term for any broadband network architecture using optical fiber to provide all or part of the local loop used for last mile telecommunications. As fiber optic ...
networks in ten cities in 2011, following the launch of pilot projects in
Hennigsdorf
Hennigsdorf () is a town in the district of Oberhavel, in Brandenburg, Germany. It is situated north-west of Berlin, just across the city border, which is formed mainly by the Havel river.
History
The municipality shared its borders with the for ...
,
Braunschweig
Braunschweig () or Brunswick ( , from Low German ''Brunswiek'' , Braunschweig dialect: ''Bronswiek'') is a city in Lower Saxony, Germany, north of the Harz Mountains at the farthest navigable point of the river Oker, which connects it to the ...
and
Dresden
Dresden (, ; Upper Saxon: ''Dräsdn''; wen, label=Upper Sorbian, Drježdźany) is the capital city of the German state of Saxony and its second most populous city, after Leipzig. It is the 12th most populous city of Germany, the fourth ...
in 2010.
Fixed-line telephony
The German telecommunication network employs an extensive system of network elements such as digital
telephone exchange
telephone exchange, telephone switch, or central office is a telecommunications system used in the public switched telephone network (PSTN) or in large enterprises. It interconnects telephone subscriber lines or virtual circuits of digital syste ...
s,
mobile switching centres,
media gateways and
signalling gateways at the core, interconnected by a wide variety of transmission systems using
fibre-optics or
Microwave radio relay
Microwave transmission is the transmission of information by electromagnetic waves with wavelengths in the microwave frequency range of 300MHz to 300GHz(1 m - 1 mm wavelength) of the electromagnetic spectrum. Microwave signals are normally limi ...
networks. The
access network
An access network is a type of telecommunications network which connects subscribers to their immediate service provider. It is contrasted with the core network, which connects local providers to one another. The access network may be furth ...
, which connects the subscribers to the core, is diversified with a variety of copper-pair, optic-fibre, and wireless technologies. The fixed-line telecommunications market is dominated by the former state-owned monopoly
Deutsche Telekom
Deutsche Telekom AG (; short form often just Telekom, DTAG or DT; stylised as ·T·) is a German telecommunications company that is headquartered in Bonn and is the largest telecommunications provider in Europe by revenue. Deutsche Telekom w ...
. Since the mid-2000s, fixed-line installations have been in decline. Today's market players usually own and operate their own physical networks, which is a result of the previous state-owned monopoly. Such a player is termed an ''asset-based carrier''. The number of suppliers is low as few companies have the ability to supply complex, reliable, and geographically extensive networks.
Mobile phone
The mobile phone market in Germany is dominated by 3 main cellular operators: Telekom (a subsidiary of
Deutsche Telekom
Deutsche Telekom AG (; short form often just Telekom, DTAG or DT; stylised as ·T·) is a German telecommunications company that is headquartered in Bonn and is the largest telecommunications provider in Europe by revenue. Deutsche Telekom w ...
and branded as T-Mobile between 2002 and 2010),
Vodafone
Vodafone Group Public limited company, plc () is a British Multinational corporation, multinational Telephone company, telecommunications company. Its registered office and Headquarters, global headquarters are in Newbury, Berkshire, England. It ...
,
Telefónica Germany
Telefónica Germany GmbH & Co. OHG (; also called Telefónica Deutschland ) is a provider of broadband, landline and mobile telecommunications in Germany. The company trades as O2 (typeset as O2).
The company was renamed from Telefónica O ...
(branded as O2; and includes the former
E-Plus network of Telefónica Germany).
Deutsche Telekom AG launched LTE in late 2010. Network roll out began following the "
digital dividend" spectrum auction which ended May 20, 2010. In December 2010 Vodafone Germany commercially launched its first LTE network in rural areas using 800 MHz it won in the May 2010 auction. In late 2011 the company began rolling out the network in metropolitan areas with the federal state's capital
Düsseldorf
Düsseldorf ( , , ; often in English sources; Low Franconian and Ripuarian: ''Düsseldörp'' ; archaic nl, Dusseldorp ) is the capital city of North Rhine-Westphalia, the most populous state of Germany. It is the second-largest city in ...
has been selected as one location because Vodafone's development center is situated there and because of the city's extensive fibre-optic network, which will be used to connect LTE base stations.
Krefeld
Krefeld ( , ; li, Krieëvel ), also spelled Crefeld until 1925 (though the spelling was still being used in British papers throughout the Second World War), is a city in North Rhine-Westphalia, Germany. It is located northwest of Düsseldorf, i ...
has been chosen as a second LTE rollout location because it is relatively flat and only a few base stations would be required to cover its roughly 250,000 residents.
Vodafone starting LTE city rollout, 29 June 2011, published in Telegrography
/ref>
Radio
Broadcasting in the Federal Republic of Germany is reserved under the Basic Law (constitution) to the states. This means that all public broadcasting is regionalised. National broadcasts must be aired through the national consortium of public broadcasters (ARD) or authorized by a treaty negotiated between the states.
Internet
The DSL infrastructure is highly developed. Cable internet based on DOCSIS
Data Over Cable Service Interface Specification (DOCSIS) is an international telecommunications standard that permits the addition of high-bandwidth data transfer to an existing cable television (CATV) system. It is used by many cable televisio ...
technology was not available until the mid-2000s, because the cable television infrastructure was owned by Deutsche Telekom, which promoted DSL and neglected the cable network. It was sold after political pressure a few years ago, and is now owned by Kabel Deutschland and Unitymedia Kabel BW.
See also
* Media of Germany
* ComNets
ComNets (''Communication Networks''), a chair of RWTH Aachen University, is a former university department in Germany working on Mobile Communications. Head of ComNets was Bernhard Walke. Research projects are mainly funded by third parties lik ...
References
{{Telecommunications