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BHARAT SANCHAR NIGAM LIMITED BHARAT SANCHAR NIGAM LIMITED
GPRS EDGE 3G
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BHARAT SANCHAR NIGAM LIMITED BHARAT SANCHAR NIGAM LIMITED
GSM GPRS EDGE
PDC
CdmaOne
TDMA
IS-136
TDMA/
GPRS
TDMA/
EDGE
Cdma 2000WCDMA
IMT-2000 CAPABLE SYSTEMS
2000 EVOLVED 2G
64-115 Kbps
TODAY 2G
9.6/14.4Kbps
3G
115-384 Kbps &384-2 Mbps
EVOLUTION TO IMT-2000/ EG
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BHARAT SANCHAR NIGAM LIMITED BHARAT SANCHAR NIGAM LIMITED
The Evolution of Wireless Technology
1st Generation
2nd Generation
Generation 2+
4th Generation
1990
1995
2010
Analog
AMPS, TACS, JTACS
Digital (Speech)
GSM, IS-95, PDC
3rd Generation 2000
Digital, Multimedia-Capable
IMT-2000
Broadband Wireless
Digital (Speech + data)
EDGE, GPRS, IS-95 B,C
1980
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GPRS = General Packet Radio System
EDGE= Enhanced Data rate for GSM Evolution
EGPRS = GPRS + EDGE modulation
GPRS/ EDGE
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GSM GROWTH PHASES
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1997 2000 2003 2003+
GSM
GPRS
EDGE
UMTS
9.6 kbps
115 kbps
384 kbps
2 Mbps
GSM evolution 3G
GSM Evolution for Data Access
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GPRS CAPACITY
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Moving to 3G
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Technology Evolution to 3G
3GPP 3GPP2
CDMATDMAGSMPDC
HSCSD IS-95B
GSM-EDGE
TDMA-EDGEGPRS
UMTS(W-CDMA)
TD-SCDMA
1xEV-DOIS-2000
(cdma2000)
1xEV-DVTDD
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Differences Between W-CDMA &CDMA2000
W-CDMA cdma2000
Asynchronous Synchronous
3.84 Mcps 1.2288 Mcps
New equipment Upgrade existing
3GPP 3GPP2
5 MHz 1.25 MHz
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Frequency band
The IMT-2000 frequency bands are
1885-2025 Mhz
2110-2200 Mhz
Spectrum for WCDMA
1920-1980 Mhz for U/L
2110-2170 Mhz for D/L
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3 Steps to 3G
UTRAN
Core Network
Core Network
GatewayMSC
VLR
HLR
MSCMobile
Switching
Center
Gateway
MSC
VLR
HLR
MSCMobile
SwitchingCenter
GatewayGPRSSupport
node
ServingGPRSSupport
node
Core Network
Gateway
MSC
VLR
HLR
MSCMobile
Switching
Center
GatewayGPRSSupport
node
ServingGPRSSupport
node
BSCBase
StationController
BSCBase
StationControllerPCU
BTSBase
TransceiverStations
BTSBase
Transceiver
Stations
SIM
MobileEquipment
UMTS
SIM
MobileEquipment
RNCRadio
NetworkController
RNCRadio
NetworkController
Node B
Node B
Node B
Node B
Internet
ISDN
PLMNPSTN
Internet
ISDN
PLMN
PSTN
Internet
ISDN
PLMNPSTN
User
Equipment
MobileStation
SIM
MobileEquipment
MobileStation
3G: UMTS, UTRA
2.5G: GSM + GPRS
GSM TODAY
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Key features of 3G/ UMTS
Fixed and variable rate bit traffic
Bandwidth on demand
Asymmetric data rates in the forward and reverse
links
Multimedia mail store and forward
Broadband access up to 2 Megabits/second
Easier migration to 4G and beyond
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UMTS NW ARCHITECTURE
Core network
Access network
Terminal or user equipment
COMPRISES OF 3 ELEMENTS
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RNC RNC
Core Network
Node B Node B Node B Node B
Iu Iu
Iur
Iub IubIub Iub
Uu (the radio interface)
Ch
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UTRAN: UTRA NetworkRNC: Radio Network ControllerUE: User Equipment
UTRAN
UMTS Architecture
UE
MGWs and MSC servers
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Core Network
Has two domains namely, CS & PS
The functions of Core NW includes
Switching and Routing
Call Control
Mobility Management
Managing the Subscriber Information
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Media Gateway:
ApplicationServers
ApplicationService enablers
Services/applications
Servers
Control
MSC HLR/AuC/FNR GMSC/Transit
ConnectivityMGW
MGW
ServerServer
PSTN/
ISDN
Internet
IntranetsGGSNSGSN
SGW
ControlUser data
GSM
EDGE
WCDMA
Main Media Gateway functions
Speech & media processing
Setup/release of user data bearers
Interfacing between different transport standards
Boundary between different networks
Can be controlled by several MSC Servers
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ACCESS NW
UTRAN (Universal Terrestrial Radio Access NW)
also called as RNS(Radio Network Subsystem),
performs the functions specific to WCDMA air
interface.
UTRAN operates in FDD mode and the two nodes
connected to UTRAN are RNC and Node B.
RNC(Radio NW Controller) replaces BSC and Node
B replaces BTS in GSM arrangement
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UTRAN Features
In the FDD mode the uplink and down link uses
separate frequency bands.
The carrier have a bandwidth of 5 MHz.
The UTRAN chip rate is 3.84 Mcps.
The spreading factor can vary BETWEEN 4 TO 512.
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Functions of RNC
Radio Resource Management
Controlling the nodes
Admission and Power control
Encryption and Decryption
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Movies
Video-clips
Photos
Pictures
3G Evolution
SMS
EMS
MMSText
Streaming
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BHARAT SANCHAR NIGAM LIMITED BHARAT SANCHAR NIGAM LIMITED
BEARER SERVICES IN 3G
Web browsing
Data base
retrieval
Server access
Interactive
Streaming:
Voice
Video
Streaming
e.mail Delivery
File Download
MMS
BackgroundConversational
Real time:
Voice
Video
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Mobile TV allows the user to view TV channels on the mobile
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Users can download full track music and videos ontheir mobile any time , any where
http://images.google.co.in/imgres?imgurl=http://www.visitmedford.org/images/music-symbols.jpg&imgrefurl=http://www.visitmedford.org/aug-08.htm&usg=__q0mCv37_e9hVxNv0VrMzMIPaMY0=&h=270&w=215&sz=38&hl=en&start=33&tbnid=JFE2fa2PTgLwoM:&tbnh=113&tbnw=90&prev=/images%3Fq%3Dmusic%2Bsymbols%26gbv%3D2%26ndsp%3D20%26hl%3Den%26sa%3DN%26start%3D20 -
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Video Call
With the deploymentof 3G,Video call
service will put BSNLon clear cut
advantageous position
with respect to itscompetitors
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Video Conferencing
With 3G Technology we can have video conferencing facility through ourmobile phones
F Diff t C t S t
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music sport
game news chat
ring tone
For Different Customer Segments
Multimedia Messaging Any
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Multimedia Messaging - Anycombination of media types
Video
and
Audio
Imag
es
Graphics
Music
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3G ApplicationStreaming
Traffic monitoringMobile TVVOD
Location Based Services
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Location Based Services
Where am IYellow Pages
Tracking
Fleet management
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