3g and b3g tech.ppt

8/14/2019 3G and B3G Tech.ppt

1/17

Recap : Wireless Telephony2ndGeneration

GSM Mobile communication.

FDMA + TDMA

Voice + Limited data (SMS)

Roaming constraints.

Highly successful


2/17

Recap : Wireless Telephony2ndGeneration

BSC

BTS BTS

Mobile Subscriber...

MSC


3/17

Recap : Overview of GPRS / EDGE2.5G and 2.75G

GSM Mobile communication with PS ability.

FDMA + TDMA

Voice + Enhanced data (SMS , MMS & Internet)

Roaming capability for Voice and Data.

Successful voice and data.


4/17

Recap : Overview of GPRS / EDGE2.5G and 2.75G

MSC

BSCBTS

PSTN

INTERNET

CS

PS

GPRSBackbone IP

NetworkSGSN

GGSN

GPRS Core Network


5/17

MMS

Downloads WAP browsing

Video streaming

Push-to-Talk (PoC) To orderclick here

Video 00:20

Record Back

Services benefit for Users


6/17

Basic phones . To . Smart phones


7/17

Network Architecture Models

Vertically Integrated Models Horizontally Integrated Models

Access Transport & Switching

Network

PLMN

PSTN\/ISDN

DATA

/IP

CATV

PLMN

PSTN\/ISDN

DATA

/IP

CATV

Services /

Applications

Connectivity


8/17

Applications Layer

Control Layer

Connectivity Layer

Layered Architecture


9/17

3GPP 3GPP 2

Created 1998

Specification for GSM

family

Created 1998 - 99

Specification of CDMA

family

Standardization


10/17

What does 3GPP Specify?

3GPP Specified Radio Interfaces 2G radio: GSM, GPRS, EDGE

3G radio: WCDMA, HSPA, LTE

4G radio: LTE Advanced

3GPP Core Network 2G/3G: GSM core network

3G/4G: Evolved Packet Core (EPC)

3GPP Service Layer GSM services

IP Multimedia Subsystem (IMS) Multimedia Telephony (MMTEL)

Support of Messaging and other OMA functionality

Emergency services and public warning

Etc.

10


11/17

11

3GPP Release Concept

11

201120102009200820072006200520042003200220012000

R99 R4 R5 R6 R7 R8 R9 R10

High

SpeedAccesses

IP Core

NetworkServices

UMT

S

HSP

A

DLHSP

A

UL LTE

LTE

Ad

v

HSPA

+

EPC

Comm

IMS

IMS

MMTel


12/17

The GSM Network Transition

3G: UMTS

2.5G: GSM+ GPRS

2G : GSMCore Network

Gateway

MSC

VLR

HLR

MSCMobile

Switching

Center

BSCBase

StationController

BTSBase

Transceiver

Stations

Internet

ISDN

PLMNPSTN SIM

MobileEquipment

MobileStation

Core Network

Gateway

MSC

VLR

HLR

MSCMobileSwitching

Center

GatewayGPRSSupport

node

ServingGPRSSupport

node

BSCBase

StationControllerPCU

BTSBase

Transceiver

Stations

SIM

MobileEquipment

Internet

ISDN

PLMNPSTN Mobile

Station

UTRANCore Network

Gateway

MSC

VLR

HLR

MSCMobile

Switching

Center

GatewayGPRSSupport

node

ServingGPRSSupport

node

UMTS

SIM

MobileEquipment

RNCRadio

NetworkController

RNCRadio

NetworkController

Node B

Node B

Node B

Node BInternet

ISDN

PLMNPSTN

User

Equipment


13/17

3GPP Release R99

Vertically Integrated Architecture.

Monolithic MSC.

CS domain + PS domain.

Introduction of UMTS characteristics.

GERAN + UTRAN.

Enhanced data.

UTRANCore Network

Gateway

MSC

VLR

HLR

MSCMobile

Switching

Center

GatewayGPRSSupport

node

ServingGPRSSupport

node

UMTS

SIM

MobileEquipment

RNCRadio

NetworkController

RNCRadio

NetworkController

Node B

Node B

Node B

Node BInternet

ISDN

PLMNPSTN

User

Equipment


14/17

UMTS Radio Access

Two modes:

W-CDMA FDD mode

TD-CDMA TDD mode


15/17

Various UMTS bands

FDD Mode


16/17

Multiple access scheme

DL: OFDMA with CP.

UL: Single Carrier FDMA (SC-FDMA) with CP.

Adaptive modulation and coding DL/UL modulations: QPSK, 16QAM, and 64QAM Convolutional code and turbo code

Advanced MIMO spatial multiplexing techniques (2 or 4)x(2 or 4) downlink and uplink supported.

Multi-user MIMO also supported.

Support for both FDD and TDD

H-ARQ, mobility support, rate control, security, and etc.

LTE: Key Features


17/17

3g and b3g tech.ppt

Documents