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Technical Documents

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157

The South Korean government's regulations on private 5G and KT's strategy for entering...

In this blog, we will discuss the Korean government policy on private 5G and KT's private 5G network strategy (3 business models) in response to this policy. Advantages of building a private 5G network using private 5G frequencies Private 5G spectrum policy and regulation of the Korean government (MSIT) KT's strategy for entering the private 5G m...

06/08/2023

20,175

Pay TV market in Korea - Brief summary

This article is part of Netmanias report, "Pay TV market in South Korea: IPTV, Cable TV and Satellite TV", which was publieshed in December 14 2017. Click here to view the full report. Since the launch of cable TV service in 1995, its first pay TV service, Korea saw more pay TV services joining the market - satellite TV in 2002 and IPTV in 2009....

12/12/2017

25,121

5G network as envisioned by KT - Analysis of KT's 5G network architecture

I recently heard someone in the industry saying "While LG U+'s Vice President Sang-chul Lee is into IoT, KT's Chairman Chang-kyu Hwang is so into 5G. Whatever solution you propose, if it is for KT, it has to have "5G" in its title to, at least, get attention." Of the Korea's big 3 operators, KT has been most aggressive in sharing its strategies, network architecture, core technologi...

11/03/2015

99,652

Mobile Network Architecture for 5G Era - New C-RAN Architecture and Distributed 5G Core

It's been only a year and a half since we excitedly introduced the Evolution of Mobile RAN Architecture in LTE/LTE-A Era (C-RAN) last April. And today we are discussing the same for 5G era already. Key transitions from 3G to 4G included i) network architecture change from coverage-based to capacity-based, and ii) introduction of new 4G element, X2 interface. Specifically, cells became s...

10/06/2015

112,122

What are minimum IP network bandwidth required for watching 4K UHD IPTV?

Currently, of all 3 IPTV service providers in Korea, KT is the only one offering UHD channels, three of all: SkyUHD, the world's first UHD, launched in September 2014, and SkyUHD2 and UXN, both launched in June 2015. SK Broadband and LG U+ are currently offering UHD VoD service only, but are working hard for UHD channel launch in the second half of the year. KT has been using Elemental&...

08/27/2015

69,032

KT GiGAtopia: What's promised and what's delivered

It has been over a year since KT Chairman Hwang Chang Kyu’s declaration of his vision GiGAtopia on May 20, last year. The main idea of GiGAtopia was that the company would make both of its wired and wireless networks giga-class, through investment of KRW4.5 trillion for three years to come. We thought it would be a good time to check how they did for the past one year, and what innovation...

07/18/2015

56,662

Hear from CTOs of Korean Telcos (3) SK Telecom: Dr. Jinsung Choi 'SK Telecom's 5G Evolu...

For the rest of the Q3 2015 issue of Korea Communication Review magazine please click here Hear from CTO of Korean Telcos 1. Dr. Dongmyun Lee, CTO of KT: Leading 5G through wired/wireless Integration 2. Mr. Changwoo Lee, CTO of LG U+: LG U+'s Mobile Network Evolution Strategies ► 3. Dr. Jingsung Choi, CTO of SK Telecom: SK Telecom's 5G Evolution Strategies Dr....

06/16/2015

31,241

Hear from CTOs of Korean Telcos (2) LG U+: LG U+'s Mobile Network Evolution Strategies

For the rest of the Q3 2015 issue of Korea Communication Review magazine please click here Hear from CTO of Korean Telcos 1. Dr. Dongmyun Lee, CTO of KT: Leading 5G through wired/wireless Integration ► 2. Mr. Changwoo Lee, CTO of LG U+: LG U+'s Mobile Network Evolution Strategies 3. Dr. Jingsung Choi, CTO of SK Telecom: SK Telecom's 5G Evolution Strategies...

05/21/2015

59,286

Hear from CTOs of Korean Telcos (1) KT: Dr. Dongmyun Lee 'Leading 5G through wired/wire...

For the rest of the Q3 2015 issue of Korea Communication Review magazine please click here Hear from CTO of Korean Telcos ► 1. Dr. Dongmyun Lee, CTO of KT: Leading 5G through wired/wireless Integration 2. Mr. Changwoo Lee, CTO of LG U+: LG U+'s Mobile Network Evolution Strategies 3. Dr. Jingsung Choi, CTO of SK Telecom: SK Telecom's 5G Evolution Strategies...

05/13/2015

55,216

Netmanias Interview with SK Telecom at MWC 2015: Big data-based intelligent operation p...

For the rest of the Q2 2015 issue of Korea Communication Review magazine please click here SK Telecom at the Mobile World Congress (MWC) 2015 demonstrated its newest network operation platform for 5G called “Fast Data Platform”, using two big data-based intelligent operation platforms: T-Packet Analytics & Network Intelligence (T-PANI) and Analytics Platform for Intelligent O...

04/14/2015

34,536

Netmanias Interview with SK Telecom at MWC 2015: SK Telecom showcased 5G Quantum Crypto...

For the rest of the Q2 2015 issue of Korea Communication Review magazine please click here At Mobile World Congress (MWC) 2015, SK Telecom showcased Quantum Cryptography System (QCS) it had developed for secure data transmission in ultra-capacity, ultra-high-speed networks of 5G era. SK Telecom presented Quantum Cryptography System (QCS) at MWC 2015 Unlike the traditional crypto...

04/07/2015

29,223

Netmanias Interview with KT at MWC 2015: KT's demonstrations of LTE TDD (9-carrier CA,...

For the rest of the Q2 2015 issue of Korea Communication Review magazine please click here As a sequel to the previous post (KT's demonstration of LTE-H and LTE-U), this post will introduce another pre-5G/5G technology, LTE-TDD, showcased by KT at MWC 2015, covering three relevant demonstrations: 9-carrier CA, LTE-UL/DL CA, and triple mode cell. 3. LTE-B (LTE-Beyond) Figure...

03/31/2015

60,075

Netmanias Interview with KT at MWC 2015: KT's demonstrations of LTE-H and LTE-U

For the rest of the Q2 2015 issue of Korea Communication Review magazine please click here At Barcelona's Mobile World Congress (MWC) 2015, KT demonstrated a variety of new 5G, Hetnet and IoT technologies and services. Of all those presented, below we will focus on our most interested topics, WiFi-related pre-5G technology, LTE-Hetnet (LTE-H) and LTE-Unlicensed (LTE-U), and see how t...

03/30/2015

78,357

Korean big 3, getting ready for 5G SK Telecom, KT and LG U+ (3): LG U+

For the rest of the Q1 2015 issue of Korea Communication Review magazine please click here 3. 5G Strategies by LG U+ LG U+, acknowledging service as a more important factor in 5G than speed, is putting more efforts into developing differentiated services than mere technologies competition. That is, it is taking a stance that it would develop 5G services first, and then take care of t...

01/27/2015

35,539

Korean big 3, getting ready for 5G SK Telecom, KT and LG U+ (2): SK Telecom

For the rest of the Q1 2015 issue of Korea Communication Review magazine please click here 2. 5G Strategies by SK Telecom Immediately after KT announced its new vision GiGAtopia in May, 2014, SK Telecom, the No. 1 mobile operator in Korea, also presented ICTnomics (ICT + Economics) designed to integrate ICT into a wide range of industries as the core concept of its 30-year growth plan....

01/20/2015

37,683

Korean big 3, getting ready for 5G SK Telecom, KT and LG U+ (1): KT

For the rest of the Q1 2015 issue of Korea Communication Review magazine please click here In Korea, LTE service began back in July 2011. Then in June 2013 when LTE subscription exceeded 40% of the nation's total mobile subscription, LTE-A was commercialized for the first time in the world. Here are some facts about Korea's LTE. As of December 2014, i) Korea recorded an LTE sub...

01/14/2015

42,020

World IT Show 2014: SK Broadband/SK Telecom's Gigabit Internet Access Network

SK Broadband & SK Telecom (SK) introduced various gigabit Internet access network solutions at the World IT Show 2014 held in Busan on October 20th. SK noted that the new solutions will be able to provide a bidirectional Internet speed of 1 Gbps per user. The company has been offering Internet services including LAN, FTTH, HFC and XDSL to its 4.7 million subscribers. At the show, the compan...

10/31/2014

60,962

World IT Show 2014: LG U+'s Gigabit Internet (LAN and FTTH) Networks - Architecture and...

LG U+ unveiled its gigabit Internet access network solution at the World IT Show 2014 held in Busan on October 20th. The new solution is said to be capable of supporting bidirectional Internet speed of 1 Gbps per user. Unlike its competitors, KT or SKB, the company offers LAN, FTTH and HFC services only, and not XDSL. At the show, LG U+ gave a demonstration of the technology and equipment...

10/29/2014

45,606

What's GiGAtopia envisioned by Chairman Chang-gyu Hwang of KT? (GiGa FTTH, GiGA Wire, G...

KT’s Vision: GiGAtopia Source: KT What? Chairman Chang-gyu Hwang of KT (with sales of KRW 23.8 trillion in 2013), at a press conference held at KT Olleh Square in Gwanghwamun, Seoul on May 20, announced that "KT will open up a new age of GiGAtopia by investing KRW 4.5 trillion (USD 4.4 billion) in GiGA FTTH, GiGA Path (heterogeneous networks convergence technology that combines...

06/26/2014

67,156

Summary of SK Telecom's Mobile IPTV Live Streaming (Full HD/HD/SD over LTE-A)

SK Telecom, the Korean No. 1 telecom operator, launched Btv Mobile service (in SD/HD) offering a variety of live broadcasting and VoD contents for mobile devices in around July 2012. And a year later in July 2013, boosted by the commercialization of LTE-A, it began a "Full HD" streaming service with drastically enhanced video quality. The following is the press release by SK Telecom about its n...

09/24/2013

73,834

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