《移动通信基站技术》课件-1 英文版-移动通信发展现状

大唐移动通信设备有限公司客服中心培训中心www.datangmobi大唐移动

DTmobileThe

Present

DevelopmentSituation

of

MobileCommunicationThe

PresentDevelopmentSituationof

MobileCommunicationCONTENTS1.

Generaloverview2.From

analog

signals

to

GSM(1G-2G)3.From

GSM

to

TD-SCDMA

(2G-3G)4.

From

TD-SCDMA

to

LTE(3G-4G)5.4G

in

China

and4G

developmentsituation大唐移动What

iscommunications?3AncientWaysofCommunication大唐移动DTmoble4Mail

station

in

ancient

China5AncientWaysofCommunication大唐移动DTmobie◆longerduration◆Lowaccuracy◆Notflexibleenough6

大唐移动DTmobieWeaknessFeatureofmoderncommunicationtoolsintelligentpowerfulefficientinstant大唐移动DTmobie7■The

transmission

channel

of

mobile

communication

must

be

transmitted

by

radiowave;■The

transmission

characteristics

of

radio

waves

are

complex.In

mobilecommunication

systems,due

to

the

continuous

movement

of

the

mobile

station,

not

only

the

Doppler

effect,but

also

the

signal

transmission

by

the

terrain,groundfeatures

will

change

at

any

time;■The

interference

is

muchandcomplex;■Flexible

networking,mobile

communication

system

networking

can

be

dividedinto

small

capacity

large

area

mode

and

large

capacity

small

area

mode.In

orderto

meet

the

use

demands,mobile

communication

network

must

have

strongcontrol

functions,such

as

the

establishment

and

removal

communication(calls),

channel

control

and

distribution,registration

and

location

of

the

user,as

well

astransit

handover

and

roaming

control;■More

demanding

requirements

for

the

equipment;■Large

numberofusersand

limitedfrequency.8

大唐移动DTmobieTransmissioncharacteristicsofcommunicationGeneration

of

mobile

communicationsMobile

communication

development9

大唐移动DTmobie一—From

wireless

communication移动性2000

2005

2010

2015宽带化

移动化

个IP化IS-95WMAX802.16eWLANWiMAX802.11nWLANWLAN802.11b<10kbps3.5G3.75GHSUPAHSPA+EV-DOAIERev.BCDMA20001XEV-DVMobilecommunicationdevelopment2.75G

3GWCDMA

/R99

大唐移动802.11ag<100MbpsCDMA

20001X

EV-DOCDMA

20001X300kbps10MbpsEV-DO

Rev.A80216dIS-95200kbps3.9G1985HSDPA时间10GPRSEDGEGSM2.5G2GTDMACDMAGPRS/EDGE

WCDMA

HSPA·

Peak

rate

·Peak

rate:0.47/0.47Mbps

5.76/14.4MbpsTD-SCDMA

TD-HSPA3GPP

camp(GSM)

·Peak

rate:0.55/1.68MbpsCDMA

EV-DO

Rel.0

DO

Rel.A20001x3GPP2camp(CDMA)

·Peak

rate:1.8/3.1MbpsStandard

evolution

WiMAX

camproute11LTE-AdvPeak

rate500M~1GbpSMobile

WiMAX802.16mPeak

rate500M~1Gbps大唐移动OFDMLTE

FDDPeak

rate50M/150MbpsLTETDDPeakrate10M/110MbpsMobileWiMAX802.16ePeak

rate75Mbps2G

3G3.9G4GGeneralOverview·UMTSSeparationofcircuitandpacketdomainsg·LTE·UMTS-TDDR8

·3G-CA

、4G-OFDMA/MIMO/ICICSeparationofcontrolandload·LTEsupplementaryversion·HSDPA·16QAM、CQI、HARQ、IMS·HSUPA·MBMS大唐移动

LTE:LongTerm

Evolution

·HSPA+R7

·64QAM

、MIMO

、DRXR9

·TM8、eMBMS、SON、LocationR99R4R6R512R12

R13R144.5GCapacity:XGbpsConnection:30billionconnectionsTime

delay:10msR10

R114GCapacity:0.xGbpsConnection:800millionconnectionsTime

delay:60msConcept

preemption

Pre5G/4.5G/TDD+R15

R165GCapacity:10Gbps

Connection:100billionconnectionsTime

delay:1msMobile

201020122014201620182020

MobileBroadbandInternetDemandspromotestheevolutionofcommunicationtechnology

Themobilecommunicationtechnologyhasthelaw

of

intergenerational

evolution--Global

mobile

communications

has

passed

the

1G,2G

and3G

three

stages

of

development,isevolvingfrom3Gto4G--At

present,countries

are

actively

promoting5G

technology

research1G

2G3G

4G

5G2010online、interaction、

mobile

gamebest2020virtual

reality、

"zero"delayhappiness1990smessagesgood1980svoiceexist2000sSocialapplicationbetter大唐移动

DTmobleThe

PresentDevelopmentSituationof

MobileCommunicationCONTENTS1.

General

overview2.From

analog

signals

to

GSM(1G-2G)3.From

GSM

to

TD-SCDMA

(2G-3G)4.

From

TD-SCDMA

to

LTE(3G-4G)5.4G

in

China

and4G

developmentsituation大唐移动Beeper大唐移动DTmobie16 1G—Analogmobile

phone

1G,also

knownasthefirstgeneration

mobile

communicationstechnology,wasthecellularradiotelephonesystembasedon

theanalogtechnology,andwasformulated

inthe

last

century,80s.◆1Gwirelesssystemcanonlytransmitvoicetrafficand

is

limited

by

thecapacity

ofthe

network.大唐移动DTmobie1G—Analogmobile

phone大唐移动DTmobieFirstgenerationmobilecommunication

technology-AnalogcellularThe

Motorola

DynaTAC8000Xapplication:19Technology:

FDMAFrequency

Division

MultipleAccess20

大唐移动DTmoble●

Capacity

has

been

greatly

improved●widelyContinuouscoverage●

Increasedtechnicaldifficulty●Power

is

greatly

reducedBig

DistrictSystemtocellularsystem大唐移动21

International

roaming

is

not

possible

confidentiality22

大唐移动Difficult

to

expandBusiness

type

is

singleLimited

system

capacityMixed

systemDefectsPoorThe

PresentDevelopmentSituationof

MobileCommunicationCONTENTS1.

General

overview2.From

analog

signals

to

GSM(1G-2G)3.From

GSM

to

TD-SCDMA(2G-3G)4.

From

TD-SCDMA

to

LTE(3G-4G)5.4G

in

China

and

4G

developmentsituation大唐移动 The

second

generation

mobile

phone

communication

technology's

specification

abbreviation,it's

generally

defined

as

the

lack

of

direct

transmission

such

as

e-mail,software

and

other

informations;And

the

mobile

with

onlythecommunications

specifications

such

as

time

and

date

transmission.However,SMS

(Short

message

service)can

be

implemented

in

certainspecifications

of

2G.2Gin

theUnitedStatesisoften

calledPCS(Personal

Communications

Service).24

大唐移动DTmobie2G—Digital

mobile

phoneSecondgenerationmobilecommunication

technology-digitalcommunicationTDMASystemGPRSGSM大唐移动FDMAFreqTimeTDMA:

time-divisionmultipleaccess;Multip

leaccesstechnologyusingdifferenttimedivision

into

differentchannels.26

大唐移动TDMATimeFreq Global

System

for

Mobile

communication,known

as

GSM,is

the

mostwidely

used

mobile

phone

standard. Since

itwas

put

into

commercial

use

inthe

middle

of90s,it

has

beenadopted

by

more

than

100

countries

all

over

the

world.GSM

standardequipment

occupies

more

than

80%of

the

current

global

mobile

cellularcommunications

equipment

market.◆

The

biggest

difference

between

GSM

and

its

previous

standards

is

thatboth

its

signaling

and

speech

channels

are

digital,so

GSM

is

known

asthe

second

generation

(2G)mobile

phone

system.27

大唐移动DTmobieWhat

isGSM?OMSUmBSCBSSPSTN28

大唐移动MSCNSSVLRDHLRVLRAUCBCEGHMSCEIRBTSMSCBTSAUCMSOMCMSCBTSUm

Abis

A大唐移动PSTN

ISDN

PDNHLRVLRBSCBSC29BTSMS

2GmobilecommunicationsapplicationsGSM(MotorolaV8)大唐移动DTmobie302G—Digitalmobile

phone大唐移动DTmoběe31It

isdifficult

tomeet

the

needsofusers,whatshouldwedo?3GThe

arrival

of

3G

solvesthese

problems

Thirdgeneration

Withtheincreasingdemandfordataservicesandtherisingdemandfor

multimedia

services,2G

networks

is

difficult

to

meet

the

needsof

large

numbers

of

users大唐移动32

3G—Cellularmobilecommunicationtechnology The

third

generation

mobile

communication

technology

refersto

the

cellular

mobile

communication

technologythatsupportshigh-speed

data

transmission.3G

services

can

transmit

both

voice

and

data

at

the

same

time

with

a

rate

of

over

a

fewhundredkbps.33

大唐移动DTmobie◆Function:it

introduces

a

large

number

of

proliferation

services

(mobile

Internet,video

phone,video

sharing,streaming

media,POC

intercom

private

network,SMS

communication

andtelephonecommunication)◆Technology:mainstream3G

standards

are

using

CDMAtechnology◆

Keywords

:WCDMACDMA2000TD-SCDMA◆Disadvantages:3G

lacks

global

standards

34 Third

generation

mobile

communication

system(3G)大唐移动DTmobie“我罪暂您了，数到我了吗?”过机酸经质法业您g

口照友面对流配时分享、互地交流，最然干便在手机视质通话是集屡像、语窗子一体的多媒体通使业务，意SCDMA手机碳打检地呼4,韩电运棱通容，在通可

satMobilevideocall

在。ID-sC

D

M

A

乌

修

多

盖

卖

梁

效c成对方手机不禁变，请达将在

第为量音手机视频通话大磨移动人阳1D方n35HSDPA

highspeed

internetaccess大唐移动DTmobie36Multimediaringtones大唐移动DTmobie37TD-SCDMA3GCDMA2000Fourstandardsfor3G:大唐移动WiMAXWCDMA38我图网天翼带你畅游3G

时代移动全球眼手机电视期户庭上服心假

2

WCDMA2000China

Telecom大唐移动无线宽带手机影视39TD-SCDMA3GCDMA2000Fourstandardsfor3G:大唐移动WiMAXWCDMA40un

icom

中国联通41

大唐移动DTmobieChinaWCDMATD-SCDMA3GCDMA2000Fourstandardsfor3G:大唐移动WiMAXWCDMA42TD-SCDMA3GCDMA2000Fourstandardsfor3G:大唐移动WiMAXWCDMA43TD-SCDMA大唐移动DTmobie443G

SystemGMSC

GMGWGGSNMbNe

disappearGrMGWMSC

SIuCSRNCIubNodeBNetworkArchitecture大唐移动NodeBSGSNIuPSHLRIub45GnWCDMACDMA2000TD-SCDMACore

networkBased

on

GSM-MAPBased

on

ANSI-41Based

on

GSM-MADuplex

modeFDDFDDTDDBidirectionalchannelbandwidth(MHz)102.51.6Chip

rate(Mcps)3.841.22831.28Tilting

length(MS)10msvariable10ms

(divided

into

two5ms

subframe)Base

stationsynchronizationAsynchronous(optionalsynchronization)AynchronizationAynchronizationPower

control(Hz)Open

loop+fastclosed

loop

1500Open

loop+fastclosed

loop

800Open

loop+slowclosed

loop

200Comparisonofthree3Gtechnologies大唐移动DTmobie46HLRAuCEIRG

HSCPSDN(K.25)The

main

difference

between47Thethirdgenerationmobilecommunicationtechnology

Broadbandcommunicationsthe

third

generation

and

thefirst

two

generations

is

theincrease

in

the

speed

of

thei

i

nde

ni

a

,geanthoualofnocassdata

Ittransmmusic,video

streaming

andother

forms

of

media,providingweb

browsing,telephoneconferencing,e-commerce

andotherinformationservices.大唐移动 In

May

2000,the

International

Telecommunication

Union

officially

announced

the

thirdgenerationofmobilecommunicationstandards,China's

TD-SCDMA

became

officially

aninternational

standard,with

the

European's

WCDMA,the

United

States's

CDMA2000,becomethethree

mainstreamtechnologies

in3G

Era.◆

In

May24,2008,the

Ministry

of

Industry

and

Information

Technology,the

NationalDevelopment

and

Reform

Commission,Ministry

of

Finance

jointly

issued"Notice

on

Deepening

the

Reform

of

Telecommunication

System",encouraged

the

acquisition

China

Unicom's

CDMA

network(including

the

assets

and

the

user)by

China

Telecom,and

ChinaUnicom

merged

with

Chinese

Netcom,China

Satcom's

basic

telecom

service

incorporated

intoChina

Telecom,China

Railcom

merged

into

China

Mobile,the

nmber

of

domestic

telecomoperators

changed

from6to

3.48

大唐移动DTmobieThedevelopmentof3G

in

China June

2,2008,China

Unicom

proposed

to

China

Netcom

by

way

of

agreement

on

theimplementation

of

the

merger

of

the

two

companies,China

Netcom's

per

share

willbe

exchanged

for1.508

share

of

China

Unicom

shares,China

Netcom's

AmericanDepositary

shares

will

exchange

for

3.016

shares

of

China

Unicom's

AmericanDepositary

Shares.At

the

same

time,China

Telecom

will

acquire

Unicom

CDMAnetwork

with

a

total

of

110

billion

yuan.◆

July29,2008,China

Telecom

Group

announced

that

in

the

next

three

years

will

invest80billion

yuan

to

develop

CDMA

business,and

proposed

within

three

years

toincrease

the

number

of

CDMA

users

from

about

43

million

to100

million,then

theshare

of

China's

mobile

communications

market

will

reach

15%.49

大唐移动DTmobieThedevelopmentof3G

in

China

In

October15,2008,ChinaNetcom'sred

chip

companyinHongkong

stockexchangeand

NewYorkstockexchange

delisted.◆In

August

2008,the

Ministry

of

Industry

issued

the

official

reply

on

the

approval

of

Chellona

Mobile

Communications

Corporation

Cmcc

to

carry

out

commercial

trial

work,and

agreed

thatChinaMobilewillestablish

TDnetworksthroughout

the

country

and

conduct

commercial

trials.◆October1,2008,ChinaTelecombeganwithChinaUnicomCnetworkdelivery,and

completed

within

60

days.50

大唐移动DTmobieThedevelopmentof3G

in

China

InOctober15,2008,thenewChinaUnicomofficiallyestablished,thereorganization

of

telecommunications

reform

in

the

capital

market

level

of

work

is

all

over.◆

In

December

22,2008,China

Telecom

released

the

mobile

business

brand

"Tianyi",189

segment

in

some

provinces

and

cities

was

put

into

trial

business,fully

transformedinto

full-service

operators.◆

InDecember31,2008,theexecutivemeeting

ofthe

State

Counciladopted

a

resolution

and

agreedto

startthe

issuance

of3G

licenses.51

大唐移动DTmobieThedevelopmentof3G

in

ChinaEmployment

opportunityMobile

commerceVideo

call◆MobileshoppingMobile

online

gamesThe

impacts

of

3G

on

China..大唐移动DTmobie52The

PresentDevelopmentSituationof

MobileCommunicationCONTENTS1.

General

overview2.From

analog

signals

to

GSM(1G-2G)3.From

GSM

to

TD-SCDMA

(2G-3G)4.From

TD-SCDMA

to

LTE(3G-4G)5.4G

in

China

and4G

developmentsituation大唐移动 The

fourth

generation

mobile

communication

technology.4G

is

acombination

of

3G

and

WLAN,

and

can

transmit

high

quality

videosand

images.Its

quality

of

image

transmission

is

comparable

to

that

ofhdtv.4G

system

can

download

at100Mbps

speed,its

upload

speedcan

reach

50Mbps,and

can

meet

almost

all

users

for

wireless

servicerequirements.In

addition,4G

can

be

deployed

where

DSL

and

cablemodems

are

not

covered,and

then

extended

to

the

entire

area.54

大唐移动DTmobie4G—Ultra

high-speedwireless

network

4Gis

often

used

to

describe

the

next

generation

of3G

communication

network,but

few

people

clears

the

meaning

of

4G.

In

fact,4G

was

also

introduced

by

many

independent

technology

providers

and

telecom

operators

in

the

initial

stage,and

their

technology

and

effectwerealso

uneven.Later,the

InternationalTelecommunicationUnion(ITU)redefined

the

4G

standard

--the

speedat

whichdata

wastransmittedby100m.Thisstandardof

communicationtechnologycantheoreticallybecalled4G.55

大唐移动DTmobiestandardsfor4G:LTE---LongTerm

EvolutionWhat

is

LTE?大唐移动DTmobieTM5657Thefourthgenerationmobilecommunicationtechnology

Wirelessmultimedia

One

of

the

main

goals

of4G

isto

provide

mobile

users

withultra

wideband

multimediaservices

so

that

they

can

makefull

use

ofthe

next

generationInternet

technology

based

onmobile

networks.58

大唐移动DTmobieOMCFireWallsEPCMMES-GW/P-GW」EUTRANeNodeB

eNodeBUETD-LTE

Network

Architecture大唐移动59●

CanceltheRNC(centralcontrolnode),

leaving

only

one

layer

of

RAN

nodes——

eNodeB●

ENodeB

and

core

network

using

IP-basedflexible

multi-connection——S1-flexinterface●

The

adjacent

eNodeBusesa

meshconnection

一—X2interface■

Flatnetworkarchitecture

to

reduceequipment

investment■

Reducethenumberof

interfaces,IP■E-UTRANFlatNetworkArchitectureTD-LTE

NetworkArchitectureinterfaceend-to-end

QoSnetworkEnhanced大唐移动DTmobie■603G

System

LTESystemGGSNNbPGWHLRS5MGWSGSNIuPSRNCIubNodeB●

CancelRNC,leaving

onlyone

layer

ofRANnodeeNodeB●

NodeB

and

core

network

adoptIPbasedflexible

multiconnection

S1-flexinterface●

The

adjacenteNodeB

adoptstheMeshconnectionX2

interface大唐移动DTmobieEvolutionof

networkarchitectureEvolutionNe

disappearGMSC

GMGWNodeBMSC

SIubS1HMEHSSSGWENBENBSI-UMMES1-UTeCX2s11The

PresentDevelopmentSituationof

MobileCommunicationCONTENTS1.

General

overview2.From

analog

signals

to

GSM(1G-2G)3.From

GSM

to

TD-SCDMA

(2G-3G)4.

From

TD-SCDMA

to

LTE(3G-4G)5.4G

in

China

and4G

developmentsituation大唐移动63

大唐移动DTmobieVoiceover

LTEVOLTETMVoLTEProvidingVoIP

servicesbased

on

IMSnetwork

in

LTE

network.When

theUEmovesoutoftheLTE

coverage

area,it

switches

over

to

the

traditional

2G/3G

circuit

domain

network

to

ensure

continuity

of

the

voice

service.IMSEPCCSFBInthe

language

call

setup

phase,UE

regressesbacktothe2G/3G

network,thuscontinuing

the

voice

servicesunderthetraditionalcircuitdomain.MSCEPCDS-UE/SV-LTELTE

multimode

single

card

dualstandby(USIM)

terminalthroughsimultaneous

access

to

LTE

and

CSnetwork,realizeddataserviceandvoiceservice

coexistence

and

concurrent:data

traffic

through

theLTEnetworkcarryingandvoiceservicesthroughthetraditionalcircuitdomainnetwork.MSCEPCImplementationschemeofvoiceservice

in

LTE

networkaFl

llt

y

UE

CS业务处理节点Single

RadioVoiceCallContinuityckdbanBaa-SCSDu大唐移动GSM/3GPDFSupport

EntitiesGoGGSN

Visited

DomainIMS

can

be

divided

into

thefollowingsections:SessionMgmt

&Routing(CSCFs)Databases(SLF,HSS)ServicesElements(AS,MRFC,MRFP)Inter-workingelements(BGCF,MGCFSGW,MGW)SupportEntitiesMpMRFPMGCF

SGWMnMGWMiMjBGCFInterworkingElementsSession

Manaqementand

RoutingP-CSCF

Mw

I-CSCF

MwUEIServices

ElementsMrMRFCIMS

R5Source:THEIMS,IP

Multimedia

concepts&services

in

the

mobile

domainISCS-CSCFDatabases

SLFShASHomeDomainHSSMjMGCF

SGWElements

MnMGWSource:THEIMS,IP

Multimedia

concepts

&services

in

the

mobile

domainP-CSCF(ProxyCallSessionControlFunction)when

usersaccessthe

IMS

network,thefunction

isclosetoa

Proxy

Forwardingtheu