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Umts Egitimi
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UMTS OVERVIEW TURKCELL TURKCELLTOLGA YENAL
UMTS OVERVIEW TURKCELL TURKCELL2G TO 3G EVOLUTIONUMTS CONCEPTUMTS RADIO NETWORKUMTS CORE NETWORKUMTS TRANSPORT NETWORK
GSM TO UMTS EVOLUTION TURKCELL TURKCELL
TURKCELL TURKCELLTELECOMMUNICATION HISTORY
TURKCELL TURKCELLTRENDSPEECH DATA
TURKCELL TURKCELLHSCSD
GPRS
EDGEGSM PHASE 2 +DATA TRANSMISSION
GPRS TECHNOLOGY TURKCELL TURKCELLRange: 12kbps -115kbpsPractical range: 12- 72kbps
EDGE TECHNOLOGYEDGE TECHNOLOGY TURKCELL TURKCELLRange: 60kbps - 480kbpsPractical range: 40- 160kbps
TURKCELL TURKCELL2G TO 3G EVOLUTION PATH
TURKCELL TURKCELLEVOLUTION
2G3GTECHNICAL EVOLUTIONNETWORK EVOLUTIONSERVICE EVOLUTIONUMTSWCDMA
UMTS TURKCELL TURKCELL
TELECOMMUNICATION HISTORY AND STANDARTASITION TURKCELL TURKCELL
TURKCELL TURKCELL3G STANDARDISATION
TURKCELL TURKCELLRADIO TRANSMISSION TECHNOLGY RTT PROPOSAL FOR IMT2000
TURKCELL TURKCELLRADIO TRANSMISSION TECHNOLGY RTT
TURKCELL TURKCELLRTT SELECTION ANDTIME SCHEDULES
TURKCELL TURKCELL3GPP
Partnership Project and Forums ITU IMT-2000 http://www.imt-2000.org/portal/index.aspMobile Partnership Projects3GPP : http://www.3gpp.org3GPP2 : http://www.3gpp2.orgMobile Technical Forums3G All IP Forum: http://www.3gip.orgIPv6 Forum: http://www.ipv6forum.comMobile Marketing ForumsMobile Wireless Internet Forum: http://www.mwif.orgUMTS Forum : http://www.umts-forum.orgGSM Forum : http://www.gsmworld.orgUniversal Wireless Communication: http://www.uwcc.orgGlobal Mobile Supplier: http://www.gsacom.com
UMTS CONCEPT TURKCELL TURKCELL
TURKCELL TURKCELLDEMANDS ON UMTSLOW COST COMMUNICATIONUMTS
TURKCELL TURKCELLEXAMPLE OF UMTS SERVCES
TURKCELL TURKCELLUMTS SERVCES AND DATA RATEUMTS offers flexible anddynamic bit rat8 2000 kbps
TURKCELL TURKCELLUMTS APPLICATIONFIELD3G COVERS 2G3,5G COVERS WLAN
TURKCELL TURKCELLUMTS CONCEPT (ZONE)
UMTS SPECTRUM -EUROPE TURKCELL TURKCELL
TURKCELL TURKCELLSPECTRUM REQUIREMENTSFOR OPERATORS
UMTS NETWORK TURKCELL TURKCELL
TURKCELL TURKCELLUMTS MAIN NETWORKStandart interface
TURKCELL TURKCELLUMTS NETWORK WITH GSMCO-EXSTANCE GSM&UMTS NODES
TURKCELL TURKCELLUMTSPHASE1 NETWORKMain Change
TURKCELL TURKCELLUTRAN
UTRAN HIERARCHICAL ARCHITECTURE TURKCELL TURKCELL
UTRAN-RNC ROLES TURKCELL TURKCELL
TURKCELL TURKCELLUTRAN RNC TYPES
TURKCELL TURKCELLUTRAN CELLCONCEPT
UMTS RADIO NETWORKWCDMA TECHNOLOGY TURKCELL TURKCELL
TURKCELL TURKCELLTRANSMISSION TYPES
TURKCELL TURKCELLTRANSMISSIONPRINCIPLES
FDMA Frequency Division Multiple Accesseach user on a different frequencya channel is a frequency
TDMA Time Division Multiple Accesseach user on a different window period in time (time slot)a channel is a specific time slot on a specific frequency
CDMA Code Division Multiple Accesseach user uses the same frequency all the time, but mixed with different distinguishing code patternsa channel is a unique (set of) code pattern(s)RADIO ACCESS TYPES TURKCELL TURKCELL
CDMA TECHNOLOGY TURKCELL TURKCELL
WCDMAodeivisionultipleccessideband TURKCELL TURKCELL
Power is Spread Over a Larger Bandwidth WCDMA TURKCELL TURKCELL
TURKCELL TURKCELL WCDMA?B
TURKCELL TURKCELLSPREADINGB= 3,84MHZ DUE TO GUARD PEROD
ORTHOGONAL VARIABLE SPREADING FACTOR (OVSF) CODES TURKCELL TURKCELL
TURKCELL TURKCELLOVSF CODES(Walsh) Codes
TURKCELL TURKCELLSPREADINGSF= ?4SF GAIN DEPENDS ON USER DATA RATE
TURKCELL TURKCELLWCDMA Cocktail PartyHOW SPANISH PEOPLE LISTEN SPANISH MUSIC ?CODE
Courtesy of Suresh Goyal & Rich Howard TURKCELL TURKCELL
Courtesy of Suresh Goyal & Rich Howard TURKCELL TURKCELL
Courtesy of Suresh Goyal & Rich Howard TURKCELL TURKCELL
Courtesy of Suresh Goyal & Rich Howard TURKCELL TURKCELL
h a g f a C M e l i n r a l i i e y t e t t l t e u t o h t o c r l n o d n r r p g t o a h . c a i n l y i e i o a e a o i h m u t i r o h r o a i n f o h c t c n s e a v r a g i t n e o l r e h t t m n o s d r t o s m s b e o n z d e r h w n o s r h a n c n e n A B S u e c u s t o n e o u a i n s a c i d w m c i e t e p l t s a c i d w s d b h o i e h m x m m s t i g i 0 5 8 c i s 5 2 c i s - / h p . A m b l 3 . i e r m t e s t o l e a h d e o h s m x m m w n o e t n , a d c u d n t r g n t r b c u r d d r n h n o f b y n h s d s a c .T e r n e o D A c l s o m l y l m t d b h o a a t n a i n t a c u s a o g e i t i m e h o g e l d i n i z. h e r e y y o l u n d a m . T u r k c e l l l c t o r m w i h i a e e y l r e d s a c , s a g t a i i g c n i e a i n u t e r c g i e . S a c i d w a e t e m i o c r . T s s a q i i i n a d d m d l t o e r h w n o s u h l k h i o e r h w n o s u e y t e m b l . T e a r a v e r m e y e n e d e r s i n i z o i e 8 8 m l s f o h i e w u d b t t e e g f t i a i u i d w s t i g n o l o o i i a e o e a q i e u i g a d f e o d t i i t n e TURKCELL TURKCELL
TURKCELL TURKCELL
h a g f a C M e l i n r a l i i e y t e t t l t e u t o h t o c r l n o d n r r p g t o a h . c a i n l y i e i o a e a o i h m u t i r o h r o a i n f o h c t c n s e a v r a g i t n e o l r e h t t m n o s d r t o s m s b e o n z d e r h w n o s r h a n c n e n A B S u e c u s t o n e o u a i n s a c i d w m c i e t e p l t s a c i d w s d b h o i e h m x m m s t i g i 0 5 8 c i s 5 2 c i s - / h p . A m b l 3 . i e r m t e s t o l e a h d e o h s m x m m w n o e t n , a d c u d n t r g n t r b c u r d d r n h n o f b y n h s d s a c .T e r n e o D A c l s o m l y l m t d b h o a a t n a i n t a c u s a o g e i t i m e h o g e l d i n i z. h e r e y y o l u n d a m . T u r k c e l l l c t o r m w i h i a e e y l r e d s a c , s a g t a i i g c n i e a i n u t e r c g i e . S a c i d w a e t e m i o c r . T s s a q i i i n a d d m d l t o e r h w n o s u h l k h i o e r h w n o s u e y t e m b l . T e a r a v e r m e y e n e d e r s i n i z o i e 8 8 m l s f o h i e w u d b t t e e g f t i a i u i d w s t i g n o l o o i i a e o e a q i e u i g a d f e o d t i i t n e TURKCELL TURKCELL
TURKCELL TURKCELL
TURKCELL TURKCELLWCDMA CODESPN (SCRAMBLING) CODE-(LONG CODE)
ORTHOGONAL CODE -(SHORT CODE)WHICH BTS ?WHICH MS ?WHICH DATA RATE?HOW MANY APPLICATION ?
TURKCELL TURKCELLPN (SCRAMBILING) CODESUplink: PN Code used to distinguish each Mobile Station Downlink: PN Code used to distinguish each Base Station
TURKCELL TURKCELLTwo Transmitters at the same frequencyPN (SCRAMBILING) CODES
TURKCELL TURKCELLORTHOGONAL VARIABLE SPREADING CODESOC1, OC2OC3, OC4OC5, OC6, OC7OC1 , OC2, OC3OC1, OC2OC1, OC2, OC3, OC4Uplink: Orthogonal Codes used to distinguish data channels coming from each Mobile StationDownlink: Orthogonal Codes used to distinguish data channels Coming from each Base Station
TURKCELL TURKCELLORTHOGONAL CODES(Walsh) Codes
TURKCELL TURKCELLCellular CDMA (IS-95, cdma2000, WCDMA) PN Codes are used:To distinguish between Mobile StationsTo distinguish between Base StationsOrthogonal Codes are used:To distinguish between data channels coming from each MSTo distinguish between data channels from each BSPN Spreading Codes and Orthogonal Codes are simultaneously utilizedFrequencyCODES SUMMARY
TURKCELL TURKCELLWCDMA ASPECTSPOWER CONTROLCELL BREATHINGRAKE RECEIVERHANDOVER
TURKCELL TURKCELLDesired SignalPOWER CONTROLWHY POWER CONTROL ?nterferer SignalThresholdp1p2p3Increase Capacity
CELL BREATHINGDEPENDS ON TRAFFIC TURKCELL TURKCELL
TURKCELL TURKCELLRAKE RECEIVERCDMA Mobile Station RAKE Receiver ArchitectureEach finger tracks a single multipath reflectionAlso be used to track other base stations signal during soft handoverOne finger used as a Searcher to identify other base stations
TURKCELL TURKCELLHANDOVERSOFTER HANDOVER
SOFT HANDOVERIntra RNCInter RNC
RAT HANDOVER
TURKCELL TURKCELLI/Q (In-phase/Quadrature) Modulation (QPSK): DefinitionTwo data streams are multiplied by a common carrier frequency, but at phase offsets of 0 degrees (cosine)and 90 degrees (sine) Data Stream #1 I Data Stream #2 Q 90o
SUM
cos ( 2 fRF t)I sin ( 2 fRF t)+ Q cos ( 2 fRF t)MODULATION
CPICH (Common pilot): DL, phase reference, no data, but scrambledSCH (Sync Channel): DL, no data, not scrambled, search purposePSC: same for each slot, find slot timingSSC: different for each slot, find frame timing, find scrambling code groupPCCPCH: DL, (Primary Common Control Physical Channel)BCH, whole cell, high power, low fixed rate (SF = 256)SCCPCH: DL, (Secondary Common Control Physical Channel)FACH: may have more than one FACH, low or high ratePCH: network initiate a call, PCH in hundreds of cells, with PICHPCH & PICH affect stand-by time, DRXPRACH: UL, Rach message / preamble, RACH procedure, with AICH (DL)UE initiate connection, RACH message is short (10 or 20 ms), SF = 256 to 32DPCH: DL & UL, DPDCH & DPCCH (UL use I Q modulation, DL time mux, why?)SF = 512 to 4, dedicated (for each user) connectionPCPCH (Physical Common Packet): UL, extension of RACHSF = 256 to 4, power control, FACH is the corresponding DL, several framesPDSCH (Physical DL Shared): DL, sort of like FACH, but power controleach frame to an UE (time mux) / code mux / multi-code to a single UEHS-DSCH (High Speed DL Shared): 3 slots, 2 ms, short avoid bad channel.PHYSICAL CHANNELS TURKCELL TURKCELL
Chip rate = 3.84 McpsRF bandwidth = 5 MHz (carrier or cell carrier)Modulation = QPSKSF= Chip rate / Symbol rateSFDL= 4..5122 bit/symbolSFUL= 4..2561 bit/symbolProcessing gain = Chip rate / data rateFrame length = 10 ms consisting of 15 slots1 Superframe consists of 72 framesFast power control = bi-directional, 1500 Hz3GPP WCDMA some physical parameters TURKCELL TURKCELL
TURKCELL TURKCELLUMTS CORE NETWORK
UMTS NETWORK ARCHITECTURE TURKCELL TURKCELL
TURKCELL TURKCELLCN LAYERS
TURKCELL TURKCELLGMSCHLREIRAUCSCFSMS-IWMSCANCNExternalNetworksUEMSCSMS-GMSCMSCBSCBTSSIMMTAISDNPSTNPSPDNCSPDNPDN:-Intranet-Extranet-InternetBSSNote:Not all interfaces shown and namedUMTS/GSM Reference model
TURKCELL TURKCELLMGWConnectivity backbone(IP, ATM)MSC ServerSGSN ServerSCPConnectivityControlServices/ApplicationsHLRAppl ServersMGW GGSNInternetIntranetsMGWPSTN/ISDN/ PLMNTelephony ServerH.323SCSMGWSIPCN NETWORK VISION
OSS-RC ARCHITECTURE UMTS/GSM Reference model TURKCELL TURKCELL
TURKCELL TURKCELLUMTS TRANSMISSION NETWORK
TURKCELL TURKCELL
SDH
ATM
IPServersClientsService Capabilities Service ControlContentApplicationsTRANSMISSION TECHNOLOGIES
TRANSMISSION TECHNOLOGIES TURKCELL TURKCELL
TRANSMISSION TECHNOLOGIES TURKCELL TURKCELL
TURKCELL TURKCELLMSC/VLRGMSCMGWAXE10MSC/VLRMGWAXE10MSC/VLRTSCMGWAXE10MSC/VLRTSCMGWAXE10HLRAXE10AAABackboneTSCMGWAXE10GMSCMGWAXE10STMSTMIuAWCDMA RANATMATMATMATMATMSTMSTMSTMSTMSTMSTMATMATMCORE TRANSPORT NETWORK STRUCTURE STEP1
TURKCELL TURKCELLMSC/VLRGMSCMGWAXE10MSC/VLRMGWAXE10MSC/VLRTSCMGWAXE10MSC/VLRTSCMGWAXE10HLRAXE10AAABackboneTSCMGWAXE10GMSCMGWAXE10STMSTMIuAMGWCelloMGWCelloMGWCelloMGWCelloWCDMA RANSTMSTMSTMSTMSTEP2CORE TRANSPORT NETWORK STRUCTURE STEP2
TURKCELL TURKCELLHLRAXE10BackboneMSC/VLRTSC/GMSCServerAXE10MGWCelloMGWCelloMGWCelloMGWCelloWCDMA RANMGWCelloMGWCelloMGWCelloMGWCelloMSC/VLRTSC/GMSCServerAXE10WCDMA RANMGWCelloWCDMA RANCORE TRANSPORT NETWORK STRUCTURE STEP3
TURKCELL TURKCELLPSTN/ISDNUMTS Network Architecture - IP based data transport
TURKCELL TURKCELLIP BACKBONEAdvantagesEfficient protocol for data transportIP stack on all terminalAutomatic routing and protectionEasy to interconnect heterogeneous networksService creation platform
DisadvantagesQuality of service handling in the IP networkInter-working between IP based network domainsSecurityIncreased protocol overheadDelay and jitters
TURKCELL TURKCELLTHANK YOU
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