Telefonaktiebolaget LM Ericsson, commonly known as Ericsson, is a Swedish multinational networking and telecommunications company headquartered in Stockholm. The company sells infrastructure, software, and services in information and communications technology for telecommunications service providers and enterprises, including, among others, 3G, 4G, and 5G equipment, and Internet Protocol (IP) and optical transport systems. The company employs around 100,000 people and operates in more than 180 countries. Ericsson has over 57,000 granted patents.
This article covers telecommunications in Sweden.
Telia Company AB is a Swedish multinational telecommunications company and mobile network operator present in Sweden, Finland, Norway, Denmark, Estonia, Latvia and Lithuania.
Telenor ASA is a Norwegian majority state-owned multinational telecommunications company headquartered at Fornebu in Bærum, close to Oslo. It is one of the world's largest mobile telecommunications companies with operations worldwide, but focused in Scandinavia and Asia. It has extensive broadband and TV distribution operations in four Nordic countries, and a 10-year-old research and business line for machine-to-machine technology. Telenor owns networks in 8 countries.
NMT is an automatic cellular phone system specified by Nordic telecommunications administrations (PTTs) and opened for service on 1 October 1981. NMT is based on analogue technology and two variants exist: NMT-450 and NMT-900. The numbers indicate the frequency bands used. NMT-900 was introduced in 1986 and carries more channels than the older NMT-450 network.
Tet is a Latvian internet service provider, telecommunications, technology and entertainment company. It has also been an electricity service provider since 2017.
Ncell Axiata Limited is a mobile service provider from Nepal. Ncell is Nepal's first largest company in terms of revenue market share and second largest telecommunications company, after Nepal Telecom in terms of subscriber base. The company was founded in 2004.
Telia Lietuva, a member of Telia Company group, is one of the largest telecommunication companies in the Baltic States.
Com Hem was a Swedish brand owned by Tele2 AB which supplied Triple Play services that included cable television, broadband internet and fixed-line telephone.
MTD was a manual mobile phone system for the 450 MHz frequency band. It was introduced in 1971 in Sweden, and lasted until 1987, when it was made obsolete by the NMT automatic service. The MTD network had 20,000 users at its peak, with 700 people employed as phone operators.
Marie Ehrling is a Swedish business executive.
Jan Stenberg (1939–2015) was a Swedish businessperson and chairman of the board of Stepstone, Cygate Måldata, Service Factory, Marratech, Spring Mobil, Q-matic and Tific.
RIFA AB was a Swedish electronics manufacturer of resistors and capacitors, which was established in 1942. During World War II, RIFA manufactured parts for the Swedish radio industry. In 1947, it became incorporated into Telefonaktiebolaget LM Ericsson. Later, in 1988, it became Ericsson Components, followed by Ericsson Microelectronics in 2000. The company made hybrid components for telephone exchanges for the joint venture company Ellemtel between Ericsson and Televerket.
Reference Computer is a computerized supplement to PBX that supports the internal telephone directory, absence data and messages. Reference Computer is an effective aid for the switchboard operator as information on the lines are obtained directly from a display.
Östen Mäkitalo was a Swedish electrical engineer. He is considered to be one of the most important developers in modern times together with Laila Ohlgren, both engineers at Telia. Together they developed the Nordic Mobile Telephone (NMT) system and were the leading figures, representing Telia and Sweden, in the meetings with the other Nordic countries to find a common standard. Later they developed GSM and led the meetings to find a European and later world standard for mobile communication. They are many times considered the developer of the cellular phone and mobile telephony.
Comviq is since 2009 a Swedish prepaid and postpaid mobile phone flanker brand, fully owned by Tele2. The original Comvik operation is the predecessor to two listed companies: Tele2 and Millicom.
Huawei SingleRAN is a radio access network (RAN) technology offered by Huawei that allows mobile telecommunications operators to support multiple mobile communications standards and wireless telephone services on a single network. The technology incorporates a software-defined radio device, and is designed with a consolidated set of hardware components, allowing operators to purchase, operate and maintain a single telecommunications network and set of equipment, while supporting multiple mobile communications standards.
The history of Internet in Sweden can be considered to have begun in 1984, when the first Swedish network was connected to the Internet in Gothenburg. In the past, however, were data links between some colleges and universities with access via modem and UUCP to the European part of the Internet.
Johan Eric Dennelind is a Swedish businessman, and a former CEO of du, a United Arab Emirates telecom company, from September 2019 to September 2020. He was previously president and CEO of Telia Company, the dominant telephone company and mobile network operator in Sweden and Finland.
Ragnhild Laila Lillemor Ohlgren, born Andersson was a Swedish telecommunications engineer who is seen as the developer of mobile telephony together with Östen Mäkitalo, both engineers at Telia. In particular, she successfully introduced storage of the telephone number to be dialed in the phone's microprocessor so that connection could be achieved by pressing the call button. This avoided transmission breakages caused by obstacles such as trees during more lengthy traditional dialing. The approach was subsequently adopted worldwide. For her efforts, in 2009 she became the first woman to be awarded the Polhem Prize for technical innovation.
