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GSMA RCS Architecture

Table of Contents 1. Introduction 2. SIMPLE IM Architecture 3. CPM Architecture 4. RCS Architecture 5. Summary 1. Introduction GSMA Rich Communication Suite (RCS) was originally based on OMA SIMPLE IM architecture in the beginning, but adopted OMA Converged IP Messaging (CPM) architecture from RCS r4.0. While the RCS r4.0 was updated to RCS r5.0 and onwa...

01/15/2014

45,140

Technical Documents

6 things you should know about enterprise WLAN

For the rest of the Q2 2015 issue of Korea Communication Review magazine please click here 6 things you should know about enterprise WLAN IEEE 802.11 wireless LAN (“WLAN”) technology, commonly...

03/12/2015

44,414

Tech-Blog

Policy and Charging Rules Function (PCRF) in LTE EPC Core Network Technology

Mojtaba HOUSHMAND Policy, AAA & Charging solutions Technical Manager at dorTECH All Articles by Mojtaba HOUSHMAND How to contribute your article to Netmanias.com ! List of Contributors...

12/08/2016

328,041

Technical Documents

Analysis of LTE – WiFi Aggregation Solutions

Table of Content 1. Introduction 2. Current Trends in LTE - WiFi Aggregation 2.1 3GPP-based LTE - WiFi Aggregation 2.1.1 LTE in Unlicensed/Licensed Assisted Access (LTE-U/LAA) 2.1.2 LTE - WiFi Link Aggregation (LWA) 2.2 IETF-based LTE - WiFi Aggregation 2.2.1 MPTCP Proxy 3 Summary and Future Trends 1. Introduction...

03/21/2016

75,325

Reports

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

132,375

Tech-Blog

Defining the Roads to 5G System Security Architecture

We are pleased to share with you all an interesting article contributed by Saad Sheikh who is the Chief Architect Consultant in Saudi Telecom Company primarily responsible for Network Deployment and planning for CSP Digital transformation involving domains of NFV, SDN, Telco Cloud, 5G. Always interested in those disruptive technology driving the industry transformation, Author hails from Telco...

03/07/2018

28,326

Tech-Blog

Core Network Evolution - 5G Service based Arhcitecture

We are pleased to share with you all an interesting article contributed by Karim Rabie who is Mobile Core Consultant | Telco Cloud Advisor | OPNFV EUAG Member. Karim Rabie Senior PS Core / EPC Consultant at Saudi Telecom Company All Articles by Karim Rabie...

12/11/2017

38,458

Tech-Blog

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

111,925

Tech-Blog

Evolution of Mobile RAN Architecture in LTE/LTE-A Era (C-RAN)

1. Traditional RAN Architecture and Issues 1.1 Issue No. 1: Degraded service quality and network performance due to inter-cell interference 1.2 Issue No. 2: Increased costs of building and operating cell sites 2. Degradation of service quality and network performance due to inter-cell interference: Prevented by reducing X2 distance 3. Costs of building and operating cell sites: Reduced...

04/16/2014

66,524

Tech-Blog

Wi-Fi: Where we go when we leave the now! - Part 1 of 3

We are pleased to share with you all an interesting article contributed by Ajay Malik who is Head Architecture/Engineering, Worldwide Corporate Networking & Services at Google. Ajay Malik Head Architecture/Engineering, Worldwide Corporate Networking & Services at Google All Article...

04/05/2017

19,208

Tech-Blog

AT&T's CORD - the ultimate architecture born after decades of innovation in the communi...

For the past year or so, you have probably heard of CORD, which stands for Central Office Re-architected as a Datacenter. CORD was developed by AT&T with the aim to transform conventional Central Offices (COs) in operators' networks into something similar to data centers of cloud service providers. AT&T, having conducted POCs and demonstrations on CORD architecture at its lab since las...

08/31/2016

39,630

Tech-Blog

Open vs. Proprietary 5G Fronthaul Interface: SK Telecom Case

KOREAN ICT Research Report of Netmanias.com Open vs. Proprietary 5G Fronthaul Interface: SK Telecom Case SK Telecom, having built and operated the world’s best LTE nationwide network, is now paving a way to launch its commercial 5G network in March 2019. Most mobile operators in the world are under pressure of high costs of buildin...

01/11/2018

56,327

Reports

SK Telecom-Nokia Networks successfully verify Key Enabling Technology for 5G Core Network

SK Telecom-Nokia Networks Successfully Verify Key Enabling Technology for 5G Core Network Successfully verified core technology for ‘hybrid network architecture’ optimized for massive data transmission, laying a foundation to achieve early commercialization of 5G Opened ‘5G R&D Center’ to jointly study and develop key 5G technologies Plan to establish a test bed wit...

06/29/2015

11,757

Korea ICT News

SK Telecom's Network Evolution Strategies (3) - RAN Architecture Evolution Strategy

3. RAN Architecture Evolution Strategies SK Telecom introduced C-RAN right from the very early stages of the LTE service commercialization (January 2012) as an effort to achieve higher mobile network operation efficiency and more cost savings. As a result, most of the company's RAN is now in C-RAN architecture, where macro BBUs are separated from RRHs, and moved to centralized locations...

10/27/2014

45,459

Tech-Blog

5G: Network As A Service - How 5G enables the telecom operators to lease out their network

We are pleased to share with you all an interesting article contributed by Nikhil Vyakaranam and Dilip Krishna S. Nikhil Vyakaranam Technical Marketing Engineer at Cisco Systems All Articles by Nikhil Vyakaranam...

03/22/2018

29,834

Tech-Blog

How the Next-Generation Mobile Core could accommodate Network Slicing

We are pleased to share with you all an interesting article contributed by Thierry Van de Velde who is technology specialist in Mobile Internet networks, architecture and solutions. Thierry Van de Velde Consulting Technology Specialist at Nokia, IP & Optical Networking All Articles by...

12/24/2015

36,957

Tech-Blog

SK Telecom's Network Evolution Strategies (2) - Inter-cell Coordination Evolution Strategy

2. Inter-cell Coordination Evolution Strategies CA improves network capacity by broadening frequency bandwidth, whereas inter-cell coordination technologies do the same task by enhancing frequency efficiency. Inter-cell coordination is designed to manage radio resources more efficiently by having cells in different sites share user and/or cell information with each other. Inter-cell coo...

10/13/2014

36,858

Tech-Blog

Switching and Routing - Part 1. Router Architecture

Switching and Routing 1. Switching and Routing for Dummies - Ethernet Switching 2. Switching and Routing for Dummies - IP Routing 3. Switching and Routing - Part 1. Router Architecture 4. Switching and Routing - Part 2. Packet Forwarding by IP Router 5. Switching and Routing - Part 3. L2 (Ethernet) Switching by L3 Switch 6. Switching...

05/23/2014

68,700

Tech-Blog

LTE Network Architecture: Basic

Table of Contents 1. Introduction 2. LTE Network Architecture Reference Model 3. LTE Protocol Stacks 4. Closing References 1. Introduction This document presents the LTE network architecture as the first technical document of “LTE” area. The LTE network called EPS (Evolved Packet System) is an end-to-end (E2E) all IP network; EPS is...

07/10/2013

404,439

Technical Documents

Private 5G operator in Korea: Sejong Telecom

Private 5G operator in Korea: Sejong Telecom (Wire-line Carrier) Sejong Telecom Overview In October 2022, Sejong Telecom was approved by the government as a private 5G common carrier, allowing it to provide private 5G services to corporate customers. In December 2022, Sejong Telecom was allocated a private 5G frequency of 4.7 GHz (4.72-4.82...

02/27/2025

2,567

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