ITU-BDT Regional Workshop on Guidelines on the Smooth transition of Existing Mobile Networks to IMT-2000 for the Arab Region
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1 ITUBDT Regional Workshop on Guidelines on the Smooth transition of Existing Mobile s to IMT2000 for the Arab Region "Mobile Evolution to NGN Damascus, Syria 1315/06/2005 Roland THIES Presentation Outline What is NGN and how it applies in Mobile s? > Mobile s Architectures > Why NGN? Mobile Evolution to NGN 2 All rights reserved 2005, Alcatel 1
2 What is NGN? What is NGN? NGN: Next Generation s Separation of Access Layer Transport Layer Control Layer Service Layer with Control & Transport Layers being shared by the different Access Type (RAN, Fixed ) and Service Layers with (ATM, IP) Transport converging toward IP transport for provision of Multimedia Services (Real Time, Presence, Messaging, Voice, Video, Data...) Mobile Evolution to NGN 4 All rights reserved 2005, Alcatel 2
3 What is NGN? Service Application Server Application Server Service Subscriber Data base Call Server Subscriber Data base Call Server Control Control + Transport Switch ISUP MAP E1/ATM/SD H Switch H.248 BICC H.248 ATM or IP Transport Access Access Mobile Evolution to NGN 5 All rights reserved 2005, Alcatel How NGN applies in Mobile s? 3
4 How NGN Applies in Mobile s? UMTS R99: Largely derived from GSM Last nonngn Release Features content functionally frozen 12/2000 Still Change Requests UMTS R4: NGN in Cs Domain with Separation of Control and User layers Introduction of Call Server & Introduction of ATM and IP transport instead of TDM Standard completed in March 2001 UMTS R5: NGN for IMS Introduction of MM Call Server with SIP Call Control Protocol Standard Content frozen in June 2003 Mobile Evolution to NGN 7 All rights reserved 2005, Alcatel GSM Technology Evolution UMTS Overlay UMTS EDGE is upgraded from GSM/GPRS UMTS overlays from GSM/GPRS UMTS is upgraded from GSM/GPRS EDGE EDGE UMTS Upgrade GSM/GPRS Ocean EDGE Mobile Evolution to NGN 8 All rights reserved 2005, Alcatel 4
5 3GPP Evolution 2G 2G GSM GSM Legacy Legacy Architecture Architecture TDMA TDMA 2.5G 2.5G Step Step 1 (GPRS) (GPRS) Core Core GSM GSM upgrade upgrade 2.5G 2.5G Step Step 2 (EDGE) (EDGE) GSM/GPRS GSM/GPRS upgrade upgrade for for high high speed speed data data service service 3G 3G Step Step 2 (UMTS (UMTS R4) R4) Legacy Legacy CS CS upgrade upgrade to to NGN NGN No No modification modification on on PS PS 3G 3G Step Step 1 (UMTS) (UMTS) Legacy Legacy CS/PS CS/PS CN CN upgrade upgrade WCDMA WCDMA new new Access Access AllIP AllIP Evolution Evolution Year of Deployment Mobile Evolution to NGN 9 All rights reserved 2005, Alcatel How NGN Applies in Mobile s? CDMA 1x RTT: Extended radio technology from IS95 Last nonngn Release Release 0 in commercial service since Oct 2000 New overlay Data Serving Node CDMA 1x EVDO: Hybrid CDMA+TDMA technologies for bursty applications (High Speed Data) Requires a separate carrier (1.25MHz), mainly deployed for hot zones. Could be developed independent of IS95/1xRTT. (No /VLR needed) Commercial service in SK, China, Japan, USA CDMA 1x EVDV: NGN in Cs Domain with Separation of Control and User layers Backward compatible with 1xRTT Field Trials ongoing Mobile Evolution to NGN 10 All rights reserved 2005, Alcatel 5
6 Technology Evolution Commercial Today Separate Carrier, hybrid CDMA and TDMA for Data Only DL: 2.4Mbps UL: 153kbps as 1xRTT Dec 2000 EVDO EVDO IS95A IS95A / / B 1995 / 1999 Rel. Rel xRTT 1xRTT July Voice capacity increase 1.5x + PS Data 153kbps Rel. Rel. A 1xRTT 1xRTT June PS Data 307kbps + Unified 1x and 3x operation Rel. Rel. B 1xRTT 1xRTT April Improvement of Rel. A Rel. Rel. C EVDV EVDV Ph1 Ph1 May DL: up to 3.09Mbps UL: same as 1xRTT Rel. Rel. D EVDV EVDV Ph2 Ph2 Dec Uplink enhancement EVDO: 1x Evolution Data Only, now also called HDR (high data rate) EVDV: 1x Evolution Data and Voice Dates are publication day of version 1.0 standard. (E.g. Rel. A published version 1.0 in June 2000, and version 6.0 in Feb 2002.) Mobile Evolution to NGN 11 All rights reserved 2005, Alcatel Technology Evolution EVDO Overlay EVDO 1xRTT is upgraded from IS95 1xEVDO overlays IS95/1xRTT 1xEVDV is upgraded from 1xRTT 1xRTT 1xRTT IS95 Ocean EVDV 1xRTT Upgrade Mobile Evolution to NGN 12 All rights reserved 2005, Alcatel 6
7 3GPP2 Evolution 2G 2G CDMA CDMA Legacy Legacy Architecture Architecture IS95 IS95 3G 3G Step Step 2 (EVDO) (EVDO) 1xEVDO 1xEVDO access access added added for for high high speed speed data data service service 3G 3G Step Step 1 (1xRTT) (1xRTT) Core Core 1x 1x 3G 3G Step Step 3 (MMD) (MMD) 1xEVDV 1xEVDV Access Access Multimedia Multimedia Domain Domain 3G 3G Step Step 2 2 (NGN) (NGN) Legacy Legacy CS CS upgrade upgrade to to NGN NGN architecture architecture (LMSD) (LMSD) AllIP AllIP Evolution Evolution Year of Deployment Mobile Evolution to NGN 13 All rights reserved 2005, Alcatel Presentation Outline > What is NGN and how it applies in Mobile s? > Mobile s Architectures > 2G/3G Mobile s > NGN Evolution > Why NGN? Mobile Evolution to NGN 14 All rights reserved 2005, Alcatel 7
8 GSM Architecture Air interface (TDMA) OMCR OMCS A bis X.25 X.25 Mobile handset (SIM) 850 MHz 900 MHz 1800 MHz 1900 MHz BTS E1 BSS A E1 VLR MAP VM M EIR NSS ISUP/R2 E1 PSTN PLMN Mobile Evolution to NGN 15 All rights reserved 2005, Alcatel CDMA Architecture Air interface (IS95) OMCR OMCS X.25 X.25 Mobile handset (no SIM, PIN) T1 450 MHz 800 MHz 1900 MHz BTS IS634 T1 VLR IS41 VM M ANSI#7 T1 PSTN PLMN BSS NSS Mobile Evolution to NGN 16 All rights reserved 2005, Alcatel 8
9 2.5G GPRS/EDGE Mobile Switching Center Circuit Gateway Mobile Switching Center Public Telephone Base Station Controller Application Servers Data Rates SGSN IP/ATM GGSN Internet GPRS kbps EDGE kbps Radius AAA/Billing Mobile Evolution to NGN 17 All rights reserved 2005, Alcatel 2.5G CDMA 1XRTT Mobile Switching Center Circuit Gateway Mobile Switching Center Public Telephone Base Station Controller Application Servers Data Rates kbps PDSN IP/ATM Internet Radius AAA/Billing HA Mobile Evolution to NGN 18 All rights reserved 2005, Alcatel 9
10 3G WCDMA R3 (R99) Mobile Switching Center Circuit TDM/ATM/IP Gateway Mobile Switching Center Public Telephone Node Controller Application Servers SGSN IP/ATM GGSN Internet Data Rates 384 Kbps 2 Mbps Radius AAA/Billing Mobile Evolution to NGN 19 All rights reserved 2005, Alcatel Presentation Outline > What is NGN and how it applies in Mobile s? > Mobile s Architectures > 2G/3G Mobile s > NGN Evolution > Why NGN? Mobile Evolution to NGN 20 All rights reserved 2005, Alcatel 10
11 3G WCDMA R4 Mobile Softswitch SS7 Application Servers Node Controller Media Gateway SGSN IP over MPLS/ATM Media Gateway Public Telephone Data Rates 384 Kbps 2 Mbps GGSN Internet Mobile Evolution to NGN 21 All rights reserved 2005, Alcatel 3G WCDMA R5/R6 (IMS) Mobile Softswitch SS7 Application Servers Media Gateway Media Gateway Public Telephone Node Controller SGSN IP over MPLS/ATM MMAS MRF MMCF Data Rates 384 Kbps 2 Mbps 5 Mbps (HSDPA) GGSN Internet Mobile Evolution to NGN 22 All rights reserved 2005, Alcatel 11
12 3G CDMA 2000 Mobile Softswitch SS7 Node Controller Application Servers PDSN Media Gateway IP over MPLS/ATM Media Gateway Public Telephone Edge Router Internet Data Rates 2 5 Mbps Mobile Evolution to NGN 23 All rights reserved 2005, Alcatel IMS: Delivering UserCentric Services IP Multimedia Subsystem Interworking MG/MGC Externalized subscriber database for both mobile and fixed HSS Unified Messaging Alcatel integrated applications, own and 3 rd party Audio/Video phone Audio/Video conference IMS Serving Node PushtoTalk SOAP Web Services CSCF, presence management, nomadicity 3 rd Party Content & Applications Data Gateway NB voice (PSTN/PLMN) BB Wireline (xdsl, FTTx) DSLAM/BAS/MAG H.323, MGCP, to SIP WiFi Corporate MAG IPPBX H.323, to SIP Mobile Evolution to NGN 24 All rights reserved 2005, Alcatel MG/MGC GGSN/PDSN SIP 2G/3G mobile circuit access SIP Public Wireless Broadband WiFi, WiMAX 2G/3G mobile access 12
13 Presentation Outline > What is NGN and how it applies in Mobile s? > Mobile s Architectures > Why NGN? Mobile Evolution to NGN 25 All rights reserved 2005, Alcatel Why NGN? 1 Transport Simplification 2 Higher Scalability 3 Bandwidth Saving 4 New Services Mobile Evolution to NGN 26 All rights reserved 2005, Alcatel 13
14 Why NGN? 1 Transport Simplification Common Cs/Ps Only one transport backbone for Voice, Data on ATM or IP improved resources use efficiency resources sharing one network management RAN SGSN TDM Data GGSN TC PSTN /PLMN Internet RAN SGSN GGSN PSTN /PLMN Internet Mobile Evolution to NGN 27 All rights reserved 2005, Alcatel Why NGN? 1 Transport Simplification No Transit Layer No Need for Transit Layer Dynamic connection establishment between nodes in ATM through SVC, in IP through routing transit Mobile Evolution to NGN 28 All rights reserved 2005, Alcatel 14
15 Why NGN? 1 Transport Simplification Common Signalling/ With Signalling over IP, no Need for Dedicated Signalling simplification of transport network improved resource use efficiency SCP SCP #7 over NB (E1 TDM) # 7 over IP (Sigtran) SCP SCP Mobile Evolution to NGN 29 All rights reserved 2005, Alcatel Why NGN? 1 Transport Simplification Common CN/RAN backbone With IP in RAN in R5, Merge of CN & RAN IP Transport s simplification of transport network improved resource use efficiency SCP SCP SCP SCP ATM IP Mobile Evolution to NGN 30 All rights reserved 2005, Alcatel 15
16 Why NGN? 2 Bandwidth Saving End to End AMR voice transport (3G/3G Call) Bandwidth optimisation Transcoder saving Voice quality improvement R99 NGN RNC AMR G711 (64 K bits/s per channel) AMR RNC TC TDM TC RNC RNC AMR (down to 15 K bits/s with ATM AAL2 per channel) Mobile Evolution to NGN 31 All rights reserved 2005, Alcatel Why NGN? 2 Bandwidth Saving AMR in CN for 3G<>PSTN/2G PLMN Voice Call (R4) Bandwidth optimisation R99 AMR RNC TC TDM G711 (64 K bits/s per channel) TC PSTN /2G PLMN NGN RNC AMR (down to 15 K bits/s with ATM AAL2 per channel) TC TC PSTN /2G PLMN G711 (64 K bits/s per ch.) Mobile Evolution to NGN 32 All rights reserved 2005, Alcatel 16
17 Why NGN? 3 Bandwidth Saving (CS domain) Transport Bandwidth Efficiency (from R4 & beyond) kb/s per channel transport type G711 over TDM (reference) AMR over ATM AAL2 AMR over POS IP V4 AMR over POS IP V6 AMR over GE IP V4 AMR over GE IP V6 AMR over IP V4 over ATM AAL5 AMR over IP V6 over ATM AAL5 G711 over ATM AAL2 kb/s per voice channel kb/s per 64kb data ch N/A ATM AAL2: the most efficient for both Voice and 64kb/s Data POS: the most efficient of the IP transport 64kb/s Data: transport brings degradation but data traffic on Cs should be low w/r to voice traffic Mobile Evolution to NGN 33 All rights reserved 2005, Alcatel Why NGN? 3 Bandwidth Saving (PS domain) Transport type Byte per packet 256 byte IP packet 512 byte IP packet IP over SDH IP over ATM AAL IP over SDH more efficient than IP over ATM (10 to 20%) Mobile Evolution to NGN 34 All rights reserved 2005, Alcatel 17
18 Why NGN? 4 New Services Unified Services through standardized Interfaces services independent of access layer type (fixed, mobile, PC, PDA, Phone) one Service Platforms whatever the access layer types (unlike IN, Voice Mail for Mobile, for fixed Internet ) Service Platform /MM Server UMTS CN Ps/Cs Internet PSTN Mobile Evolution to NGN 35 All rights reserved 2005, Alcatel Applications activity overview PushtoTalk Over ular (PTT) PTT to conference Personal Voice Assistant Media Push Movie Renting Web ChattoTalk/Conference PushtoWatch Audio Conferencing Mobile Conferencing Location Based Services MultiPerson Gaming Prepaid Calling Virtual Receptionist IVR, Multi Languages ClicktoDial/Help/Conference Ringback Tones Toll Saver (Call Back) DialIn & Listen Picture Sharing Ringback Pictures Video Conferencing Voice Activated Dialing IP Contact Center Audio Conferencing with Video Click to services Mobile Evolution to NGN 36 All rights reserved 2005, Alcatel 18
19 Why NGN? 4 New Services IP as target transport layer with benefit of existing IP services Merge and combination of existing services Standardized Video Communication (between fixed & mobile, video conferencing & video mail) Unified messaging one mail box whatever the message (voice, text, video) & device type Multimedia Messaging Instant Messaging Mobile Evolution to NGN 37 All rights reserved 2005, Alcatel Why NGN? Summary CAPEX OPTIMIZER OPEX OPTIMIZER REVENUE ASSURANCE Transport Simplification Higher Higher Scalability Bandwidth Saving Saving New New Services Mobile Evolution to NGN 38 All rights reserved 2005, Alcatel 19
20 Conclusion > NGN is the separation between Control and Transport > NGN is mainly introduced in 3G UMTS R4/R5 and 1x EVDV > Only one transport backbone for Voice, Data on ATM or IP > Bandwidth optimisation,transcoder saving & Voice quality improvement when Mobile to Mobile/PSTN calls using TrFO > Unified Services through standardized Interfaces independent of access layer type (fixed, mobile, PC, Phone) > News Services (Merge and combination of existing services): Standardized Video Communication Unified messaging Multimedia Messaging Instant Messaging Mobile Evolution to NGN 39 All rights reserved 2005, Alcatel 20
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