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Korea Communication Review, October 2016

09/26/2016

33,974

SK Telecom’ 5G R&D Activities and Ecosystems - 2016 Q3

09/19/2016

9,939

Zhone Technologies Completes Acquisition of DASAN Network Solutions to Create Global Le...

DASAN Zhone Solutions, Inc. (formerly known as Zhone Technologies, Inc.) (NASDAQ: DZSI), a global leader in fiber access transformation for enterprise and service provider networks, announced that its acquisition of DASAN Network Solutions, Inc., a leading network solution provider, has been completed, resulting in the company emerging as a global leader in broad-based network access solutions....

09/14/2016

7,685

Nokia's D-RAN/C-RAN Evolution Architecture

09/13/2016

17,255

SK Telecom and Nokia implement World’s First Software-Defined RAN (SDRAN) in a Commerci...

SK Telecom and Nokia Implement World’s First Cloud-based Radio Access Network in a Commercial LTE Network The two companies successfully implement the world’s first next-generation, cloud-based, virtual base station The new technology takes advantage of virtualized functions to deliver new network scalability and elasticity, enhancing quality of service and network stability wit...

09/12/2016

19,482

SK Telecom LTE Network Architecture and Ecosystem

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03/31/2016

36,111

ITU-T FG on IMT-2020 approved KT's 5G Integrated Network Management Solutions

KT said on the 13th that its documents on the 5G network management solution proposed in the 5th meeting of ITU-T Focus Group on IMT-2020 (FG on IMT-2020)* were approved as draft recommendations for the world's first 5G wired and mobile integrated network management. With the approval, KT will likely continue to take the lead in global efforts for 5G standardization. The purpose of th...

03/15/2016

9,304

Network Architecture Evolution from 4G to 5G

4G → 5G Evolution: D-RAN → C-RAN → NFV, SDN → Network Slicing

12/31/2015

84,869

Samsung demoed SDN-enabled EPC co-developed with SK Telecom

As you can recall, SK Telecom commercialized virtualized EPC and IMS earlier this year - in August and September, respectively - in cooperation with Samsung Electronics. Aug. 4, 2015: vEPC commercialized for IoT service Sep. 20, 2015: vIMS commercialized In addition to the effort for virtualization, SK Telecom has strived to develop SDN that can control virtualized network resources. La...

12/07/2015

12,500

Brief Survey - Operator’s View on 5G C-RAN/Fronthaul Redefinition

12/07/2015

20,453

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

99,680

KT 5G Network Architecture

Since 2014, KT has shaped its 5G vision, specifically strategies, network architecture, and key technologies for the new era, providing a clearer vision for 5G over time. According to what has been released so far, the company's big picture for 5G can be painted as follows:

10/15/2015

63,807

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

112,164

KT's 5G Innovations @'5G Vision Forum'

At a forum hosted by 'media it' on September 10, titled "5G Vision Forum", Dr. Haseong Kim from Institute of Convergence Technology at KT made a presentation on the company's 5G vision and innovations titled "Innovations and Changes towards 5G". ■ 5G Concept 5G network should support Big Pipe, Massive Connectivity, and Near-Zero Latency Mobile cloud computing platform c...

09/25/2015

9,982

5G POC (Test, Trial) Status in Korea

09/18/2015

50,426

LG U+ and Nokia: CA and pooling demonstration using vRAN and commercial smartphone

With 5G service scheduled to arrive in 2018, LG U+ and Nokia presented a new technology that can connect both 4G Remote Radio Head (RRH) and 5G RRH to one Digital Unit (DU), at the Nokia headquarters on the 16th. The technology is known to accelerate introduction of a next-generation base station platform, virtualized Radio Access Network (vRAN). The new vRAN makes resource pooling more effic...

09/16/2015

12,960

Evolution of SK Telecom’s in-building LTE solutions

For the rest of the Q3 2015 issue of Korea Communication Review magazine please click here As of April 2015, SK Telecom's mobile data traffic accounts for 44% of the entire mobile traffic in Korea (See Figure 1). Since the launch of LTE service, the company has experienced rapid growth of mobile traffic - more than tenfold from 5.7 PB in June 2011 (right before LTE service launch) to...

07/09/2015

45,615

LTE success story in Korea- presentation for Iran (June 2015)

06/18/2015

27,787

LG U+ achieved 600Mbps in its second LTE-U demonstration

For the rest of the Q3 2015 issue of Korea Communication Review magazine please click here In its second demonstration of LTE in Unlicensed spectrum ("LTE-U", LAA in 3GPP term) conducted last month - 7 months after its first demonstration where it showed 300 Mbps through CA of 20 MHz at 2.6 GHz and another 20 MHz at 5.8 GHz, LG U+ successfully achieved 600 Mbps through carrier aggregation (C...

06/15/2015

55,729