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KT's E2E 4G LTE and FTTH Network Architecture

09/04/2015

48,710

SK Telecom and Ericsson to collaborate on 5G Network Slicing

Two companies sign an MOU to develop and deploy 5G core network Network slicing technology set to play key role in meeting the demands of 5G use cases SK Telecom today announced that it has signed a Memorandum of Understanding (MOU) with Ericsson to collaborate on the development of a 5G core network that deploys network slicing technology. Under the terms of the agreement, SK Telecom...

07/27/2015

12,752

Korea ICT News

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

67,457

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

41,386

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

54,721

KT launched GiGA Internet, Korea's first nationwide gigabit Internet service on Oct. 20...

Earlier in May, KT's Chairman Chang-gyu Hwang announced the company's GiGAtopia vision (see What's GiGAtopia envisioned by Chairman Chang-gyu Hwang of KT?). Then soon in June, KT made another announcement that it would commercialize gigabit Internet service in the second half of the year. So, it has been predicted that the company would begin the service probably at the end of t...

10/27/2014

68,212

LTE RAN Architecture: Cell site and LTE BS, B/F-Hauling, Coordination, Comparison and C...

08/06/2014

42,817

Reports

Broadband Access Network Architecture in Korea

07/06/2014

32,776

CPRI (1): Emergence of C-RAN/Fronthaul and CPRI overview

Emergence of C-RAN (Separation of Baseband and Radio, and Baseband Centralization) Today, global LTE operators are competing with one another more fiercely than ever, under the pressure to provide better service quality and higher speed. Conventional Internet traffic has been increasing steadily. What's more, mobile traffic resulting from OTT video services, such as YouTube, Mobile IPT...

03/04/2014

81,790

NTT Docomo’s Advanced C-RAN Architecture

02/10/2014

32,125

SK Telecom: LTE Fronthaul and Backhaul Architecture

Also see this excellent animation produced by SK Telecom (Source: HFR)

02/04/2014

49,973

LTE Identification III: EPS Session/Bearer Identifiers

Table of Contents 1. Introduction 2. EPS Session and EPS Bearer: Overview 3. Identifiers for EPS Session/Bearer (Session/Bearer IDs) 4. Summary: Table of LTE Identifiers 5. Closing and References 1. Introduction We have learned about the LTE ID groups such as UE and ME IDs, and Network Equipment (NE) and UE location identifier (location) IDs in LTE Iden...

08/26/2013

243,488

LTE Identification I: UE and ME Identifiers

Table of Contents 1. Introduction 2. Classification of LTE Identification 3. Identifiers for User Equipment (UEI IDs) 4. Identifiers for Mobile Equipement (ME IDs) 5. Closing and References 1. Introduction In LTE network, different IDs are used to identify each entity depending on their relationship with other IDs just like different names and titles ar...

08/20/2013

172,275

Network Architecture for LTE and Wi-Fi Interworking

08/16/2013

58,000

LTE Security II: NAS and AS Security

Table of Contents 1. Introduction 2. NAS Security 3. AS Security 4. Security Context 5. Closing and References 1. Introduction In LTE Security I[1], Part I of the LTE Security technical document, we have discussed LTE authentication based on EPS AKA procedure and learned a UE and an MME get to share the KASME when authenticated. In this document, w...

08/05/2013

238,978

LTE Security I: Concept and Authentication

Table of Contents 1. Introduction 2. LTE Security Concept 3. LTE Authentication Procedure 4. Closing and References 1. Introduction Wireless communication, in its nature, is always at a risk of eavesdropping or manipulation because data originally sent from/to a user may be received and unlawfully used by an unintended user. Locations or traveling routes...

07/31/2013

237,634