シスコが考える 5G 時代のエンドツー ... - Cisco

1 2020 Cisco and/or its affiliates. All rights reserved. Page 1 of 98 Cisco Public 5G 2 2020 Cisco and/or its affiliates. All rights reserved. Page 2 of 98 2 2019 5G 1 IT 1 2 2 1 RAN RU DU CU 2 3 4G CUPS 5G 5 5G 2020 Cisco and/or its affiliates.

2 All rights reserved. Page 3 of 98 5G 5G 5G 5G eMBB ( ) URLLC ( ) mMTC ( ) 5G 5G 5G 9 0- 1 2020 Cisco and/or its affiliates.

3 All rights reserved. Page 4 of 98 5G .. 5 5G .. 18 5G .. 23 5G .. 34 5G .. 46 5G .. 62 5G/Hetnet .. 69 5G .. 77 5G .. 83 2020 Cisco and/or its affiliates. All rights reserved. Page 5 of 98 1 5G 5G 1 5G 5G 3 GPP 5G New Radio (NR) 5 ( ) 5G Multi-access Edge Computing (MEC) 5G RAN 5G RAN (Wi-Fi LoRaWAN) 5G Mobile 5G 5G RAN (Radio Access Network) Virtualized RAN 5G ( 5 )

4 10 Gbps 1 msec 100 / 1-1 5G (SP) 5G 1 5G (NF) (IF) 3 GPP 1-2 4G SP CAPEX 7 8 5G Radio Access Network (RAN) virtualized RAN (vRAN) vRAN RAN RAN IF RAN IF 1-1 RAN Option 1-2 4G Centralized-RAN 1-3 Option 8 (RF Low-PHY ) 2 Radio Frequency (RF) Remote Radio Head (RRH) RF Base Band Unit (BBU) RRH BBU Common Public Radio Interface (CPRI) 1-4 2020 Cisco and/or its affiliates.

5 All rights reserved. Page 6 of 98 1 5G 1-1 RAN CPRI 4G 5G CPRI 5G 3 GPP Option 2 Option 2 RF Distributed Unit ( DU) Centralized Unit ( CU) Option 2 ( CA) Coordinated Multiple Point (CoMP) enhanced inter -Cell interference coordination ( eicic ) DU CPRI Option 7 Option 7 RF Radio Unit ( RU) Distributed Unit (DU) Option 7 1-5 1-6 RAN Open RAN Alliance (ORAN)

6 Option 7-2x ( ORAN split) 1-7 ORAN split RAN IF RAN 1 ORAN RAN RAN M-plane RAN 3 GPP Self Optimization Network ( SON) SON Element Management Systems (EMS) EMS Opex ORAN M-Plane ( ) 2020 Cisco and/or its affiliates. All rights reserved. Page 7 of 98 1 5G 1-8 ORAN RAN YANG YANG Operation Support System (OSS) RAN SON RAN RAN RAN 5G RAN RU DU CU RU DU CU CU DU PHY Multiple Input Multiple Output (MIMO)

7 Forward Error Correction (FEC) CPU DU Field Programmable Gate Array (FPGA) DU vDU Virtual Network Function (VNF ) RAN RAN 5G RAN ORAN split Option 2 2 RAN RAN 1-2 5G RAN ORAN split Lower Layer Split (LLS) ORAN split RU DU ( ) 250 sec 1-2 250 sec RU/CU/DU 100 sec 108 m/s RU - DU 20 km Hybrid Automatic Repeat reQuest (HARQ) 5G 5G 1 2020 Cisco and/or its affiliates.

8 All rights reserved. Page 8 of 98 1 5G 1- 2 RAN Split 2 Higher Layer Split (HLS) HLS DU - CU 250 sec 10 msec 10 msec 2,0 00 km DU - CU HLS NW CU mmW ( ) RU DU 1 Option 2 CoMP eicic Advanced ORAN split ORAN split Option 2 SP 2 1 ( ORAN split Option 2) 2 1 ORAN split Option 2 4G CPRI Time Division Multiplexing (TDM)

9 4G WDM 5G 2020 Cisco and/or its affiliates. All rights reserved. Page 9 of 98 1 5G (1) (2) 1 (3) LAN ( LAN ) NW RAN Time Sensitive Network (TSN) LAN 1 ORAN split 20 km ORAN split 2,000 km 1 ORAN split Option 2 Time Sensitive Network (TSN)

10 1-9 TSN TSN ORAN split NW TSN Wi-Fi 6 Wi-Fi LAN Wi-Fi Alliance LAN IEEE ac Wi-Fi IEEE ax Wi-Fi 6 IEEE ac Wi-Fi 5 Wi-Fi Wi-Fi 6 Wi-Fi 6 1-10 OFDMA Wi-Fi 6 Carrier Sense Multiple Access/Collision Avoidance (CSMA/CA; / ) Orthogonal Frequency Division Multiple Access (OFDMA; ) 1-3 CSMA/CA OFDM OFDMA Wi-Fi 6 OFDMA / 2020 Cisco and/or its affiliates.