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KT 5G Network Architecture
October 15, 2015 | By Dr. Harrison J. Son (tech@netmanias.com)
Comments (12)



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:




Saeed (TCI) va LinkedIn 2015-10-17 12:37:40

It was a good quick overview.

Adil EL BOUZRAZI 2015-10-18 04:54:24

thanks for you sharing

Adil (Huawei) via LinkedIn 2015-10-18 14:22:42

with which vendor they are testing this architecture?

Netmanias 2015-10-19 11:49:06

See, Netmanias' One-Shot, 5G POC (Test, Trial) Status in Korea

wire12pair@yahoo.com 2015-10-21 06:55:09

Thanks for the information. Very interesting layout.

Sami (Rogers Communications) via LinkedI 2015-10-25 14:47:55

Interesting information

mouse1598189 2015-11-02 09:34:20


Ashutosh (Ericsson) via LinkedIn 2015-11-16 09:49:53

Thanks for sharing :-)

sivakumar 2016-02-25 00:14:41

thanks for the awesome share

Omar Jesus Hurtado 2016-03-29 00:07:50

I would like to know how is going to be implement the CDN and content distribution.

yuanjiantao 2017-01-18 18:12:33

Interesting layout

prashanth k 2020-07-20 20:14:03

good overview


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KT 5G Network Architecture
1. © 2015 Netmanias • www.netmanias.com KT 5G Network Architecture October 15, 2015NETMANIAS ONE-SHOT 4G Network 5G Network 20202015 Ethernet (EPON/ 10G-EPON) Wi-Fi (hotspot) PE BRASL3 Internet DU Pool OLT 4G RU S/P-GW CPRI Backbone 5G AU New Interface Backbone Edge Cloud (NFV) Distributed 5G Core Unified Access Central Cloud (NFV) Dark Fiber or Passive WDMDedicated Access (wireless, wireline) Centralized 4G DU Dedicated Equipment Centralized 4G Core Dedicated Equipment 4G Fronthaul 5G Fronthaul PDN PDN PDN PDN PDN PDN: IMS MME OLT AU AU AU Wi-Fi (hotspot)Apartment Single Home Apartment Single Home Cell Site Cell Site Ethernet (PON) Macro Small App. Server NFV 2 antennas (RU) 20MHz, 10MHz 3-Band LTE-A (CA) 4G Radio Massive MIMO 5G New RAT mmWave Massive Aggregation 5G Radio CU 5G Core (UP) app./cache CU 5G Core (UP) app./cache CU 5G Core (UP) app./cache CU 5G Core (UP) app./cache CU 5G Core (UP) app./cache 5G Core (CP/UP) Applications IP Edge IP Edge IP Edge IP Edge PDCP RLC MAC PHY IQ data RF DU RU PDCP RLC MAC PDCP RLC PDCP MAC PDU RLC PDU PDCP PDU PHY RF MAC PHY RF RLC MAC PHY RF Fronthaul: New Interface (options) CU AU Fronthaul: CPRI Interface CU: Cloud Unit AU: Access Unit CP: Control Plane UP: User Plane
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