
1984–1993: Early Years įounded on March 29, 1984, as Korea Mobile Telecommunications Services Corp., the state-owned carrier introduced pagers and car phones to the Korean market. In 2006, the well-known "SKY" brand of mobile devices became fully owned by Pantech as it finalized its takeover of SK Teletech. SK remains the second largest shareholder by holding on to the rest of Teletech's stock. In May 2005, SK Telecom divested 60 percent of SK Teletech stock to cellphone maker Pantech. In January 2002, this was followed up by launching the world's first CDMA2000 1圎V-DO network, offering greatly increased data transmission speeds to preexisting 2G networks. In October 2000, SK Telecom became the second operator in the world after NTT DoCoMo to launch a commercial 3G service using W-CDMA technology.

KMTC officially joined the SK Group in January 1997 and changed its name to SK Telecom in March of that year. In June 1994 SK Group (Formerly Sunkyong Group) became Korea Mobile Telecommunications Corporation's largest shareholder. It was a subsidiary of the state monopoly phone company, Korea Telecom (now known as KT Corp.) until KT sold it off in 1994. (KMTSC Korean: 한국 이동 통신 서비스), but was renamed Korea Mobile Telecommunications Corp. SK Telecom was established in March 1984 under the name Korea Mobile Telecommunications Services Corp. The acquisition, which will make SK Broadband the second largest cable broadcaster following KT, is opposed by competitors, who charge that the merger will help SK unfairly dominate the market. In November 2015, SK Telecom announced signing a deal to acquire CJ HelloVision, the country's largest cable and Internet operator, with the view to merge it with its own cable unit, SK Broadband. TU Media, SK Telecom's digital media arm, handles DMB TV broadcasts. In 2004, SK Telecom launched Hanbyul, the world's first DMB satellite. The company's online brands include Nate, a web portal, June, a mobile multimedia service, Moneta, an e-banking mobile app, Nate Drive, a telematics service, and Digital Home, an online interface to remote-control household appliances. SK expanded into the landline market by acquiring second-rated fixed-line operator Hanaro Telecom in February 2008. SK Telecom also became the world's first carrier to commercialize HSDPA in May 2006. Since its creation in 1984, the company has evolved from a first generation analog cellular system, to second generation CDMA, then to the world's first third-generation synchronized IMT-2000 cellular system. SK Telecom is the largest wireless carrier in South Korea, with 27.019 million subscribers as of Q4 2017. It leads the local market with 50.5 percent share as of 2008. ( Korean: SK텔레콤 or 에스케이텔레콤) is a South Korean wireless telecommunications operator and former film distributor and is part of the SK Group, one of the country's largest chaebols.
