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Introduction

Introduction. System Configuration System Approach V5.2 Functions. Internet/PSDN. PSTN. System Configuration. WLL Network. BSM. V5.2/R2/No.7. BSC. BTS. FR/Ethernet. IWF. BSC : Base Station Controller BTS : Base station Transceiver System BSM : Base Station Manager

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Introduction

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  1. Introduction System Configuration System Approach V5.2 Functions

  2. Internet/PSDN PSTN System Configuration WLL Network BSM V5.2/R2/No.7 BSC BTS FR/Ethernet IWF BSC : Base Station Controller BTS : Base station Transceiver System BSM : Base Station Manager IWF : InterWorking Function OMC : Operation & Maintenance Center PSTN : Public Switched Telephone Network PSDN : Public Switched Data Network FR : Frame Relay

  3. V5.2 type subscriber line signaling compatible with existing infrastructure PSTN-based services available R2/No.7 type intersystem signaling independent network configuration and services available System Approach

  4. Supports concentration of Subscribers All subscribers “share” the trunked E1 Interface Allow up to 16 2-Mbps links to be grouped Controlled by a single interface control channel V5.2 LE Call Processing Billing Numbering Plan Supplementary Services Timeslot Allocation AN Radio Resource Mgt. Radio Resource Allocation Subscriber Authentication Call Delivery V5.2

  5. call processing between WLL network and PSTN handoff transcoding between 64Kbps PCM data and CDMA QCELP data and echo-canceling subscriber management authentication, mobility management custom calling services(R2/No.7 only) provides interfaces to PSTN data inter-networking(IWF) provides OA&M of WLL system through BSM Functions

  6. Voice 8K/13K QCELP, EVRC Call Features(R2/No.7 Only) Call Forwarding Call Waiting Call Transfer Calling Barring 3-way Calling Conference Call Do not Disturb Calling Line ID Presentation(R2/No.7) Caller Identity Delivery(V5.2) Call Features

  7. Circuit mode Complies with TIA/EIA IS-99/707A asynchronous data service(up to 8K/13Kbps) public data network connection PPP internet connection Fax data service(up to 8K/13Kbps) PC Fax(digital) G3 Fax(analogue) Packet mode Complies with TIA/EIA IS-707A Supports up to 64kbps data service using IS-95B Data Services

  8. Diagram of Data Services(circuit)

  9. Internet/PSDN PSTN Data Network Diagram FR : Frame Relay IWF : InterWorking Function PSDN : Public Switched Data Network PSTN : Public Switched Telephone Network ISP : Internet Service Provider WLL Network IWF L-interface (IS-658/E1) Pi-interface (FR/Ethernet) Router Wireless Data Call Packet BSC/BTS Circuit ISP Host G3 Gax Modem PC/Notebook

  10. Softer Handoff between sectors within a BTS Soft Handoff between BTSs within a BSC PSTN Mobility(Limited) BSC a b g Softer Handoff Soft Handoff BTS

  11. Available CDMA Service Options

  12. PDIP(Packet Data Interface Processor) 7E1/PDIP Configuration(V5.2) MSIR WICR WNIR MTIR MINR DCI (16E1) DCI (16E1) DCI (16E1) DCI (16E1) CSB18 CSB8 CSB2 CSB13 CSB1 CSB17 CSB7 TSW CSB12 CIN1 CSB6 PDIP1 PDIP0 WTFC FAN FAN FAN FAN Air Baffle DKU CSB11 RG PS CSB16 CSB5 CSB0 DKU TL SP DC IP DC IP CSB10 CSB15 DC IP DC IP CIN0 CSB4 CSB9 OCP CSB3 CSB14 VCP CCP

  13. Specification(V5.2)

  14. accommodates 1,920 vocoder elements and 512 modem channel One CSB has 128 vocoder elements(or modem channels) DCI can have 64 E1 trunk for PSTN interface Configuration(R2/No.7) MSIR MTIR MINR MSIR WICR WNIR DCI (16E1) DCI (16E1) DCI (16E1) DCI (16E1) VMH /CMX L S I L S I CSB5 CSB15 CSB4 CSB0 CSB10 TSW CSB14 MOD DAT RDK CSB3 CSB9 MTU CIN0 CIN1 FAN FAN FAN FAN FAN Air Baffle DKU RG PS IO Port /X.25 CSB18 CSB2 CSB8 CSB13 WTFC DKU G S P TL SP DC IP DC IP DC IP DC IP CSB1 CSB7 CSB17 CSB12 ASP(LRP) CSB6 PDIP1 CSB16 OCP CCSP CCP PDIP0 CSB11

  15. BSC Specification(R2/No.7)

  16. System Architecture Architecture System Diagram Hardware Software Interface

  17. SNIP(Switching & Network Interface Part) Switching PSTN interface WAP(Wireless Access Part) call control transcoding interworking function BSM(Base Station Manager) OA&M Architecture

  18. CSB(SVC/MCH) #1 CSB(SVC/MCH) #n CSB(SVC/MCH) #0 TSW CCP OCP DCI GPS PDIP TLSP VCP DCIP System Diagram(V5.2) IWF E1 Wireless Access Part Switching & Network Interface Part PSTN CIN E1 BSM G/Bus BTS #0 E1 BTS #47 E1 WTFC TAXI TSW : Time Switch OCP : Operation Control Processor TLSP : Time Switch & Local Service Processor DCI : Digital CEPT Interface WTFC : WLL Timing & Frequency Control CCP : Call Control Processor CSB : CDMA Selector Bank CIN : CDMA Inter-Networking CCIN : Central CDMA Inter-Networking TAXI : Transparent Asynchronous Xmitter-Receiver Interface VCP : V5.2 Control Processor GPS : Global Positioning System G/Bus : Global Bus IWF : Inter-Working Function

  19. IPC Network(V5.2)

  20. CSB(SVC/MCH) #0 CSB(SVC/MCH) #1 CSB(SVC/MCH) #n TSW CCP ASP OCP CMX GSP DCIP CCSP TLSP LSI DCI GPS PDIP VMH System Diagram(R2/No.7) IWF E1 Wireless Access Part Switching & Network Interface Part PSTN CIN E1 BSM BTS #0 E1 G/Bus BTS #47 E1 WTFC TAXI MT/DK TSW : Time Switch OCP : Operation Control Processor TLSP : Time Switch & Local Service Processor DCI : Digital CEPT Interface WTFC : WLL Timing & Frequency Control CCP : Call Control Processor CSB : CDMA Selector Bank CIN : CDMA Inter-Networking CCIN : Central CDMA Inter-Networking IWF : Inter-Working Function ASP : Access Switching Processor GSP : Global Service Processor CCSP : Common Channel Signaling Processor LSI : Local Service Interface CMX/VMH : Conference Mixer/Voice Message Handler

  21. IPC Network(R2/No.7)

  22. Alarm Structure(R2/No.7) IPP (#0~1) SBP (#16~18) FAN (#0~4) SBP (#0~15) Alarm Alarm TAXI TAXI TAXI Alarm WTFC (CI4B) CIN#0 (CI1B) CIN#1 (IIBB) TAXI TAXI CIN-WTFC Alarm CIN-CCP DKU Alarm E1/T1 Alarm OCP ASP E1/T1 BTS (#32~48) CCP Alarm G-BUS BTS (#0~31) CIN-Emergency CCSP GSP DCIP#0 DCIP#3 TLSP CIN~BSM BSM

  23. H/W Block Diagram(V5.2)

  24. H/W Block Diagram(R2/No.7)

  25. BSC IPC Network(R2/No.7) IWF3 . 1 SBP14 IWF0 . 1 SBP0 TAXI Network Network BTS47 . MTU 1 BTS0 DK(2) OCP ASP CCP G-Bus . CCSP GSP BSM DCIP3 TLSP DCIP0 VMH CSPU DCI TSW CMX LSI

  26. SNIP(Switching & Network Interface Part) Switching PSTN interface WAP(Wireless Access Part) call control transcoding interworking function BSM(Base Station Manager) OA&M BSC Architecture

  27. TSW OCP DCI GPS TLSP VCP DCIP Switching & Network Interface(V5.2) Switching & Network Interface Part PSTN E1 TSW : Time Switch OCP : Operation Control Processor TLSP : Time Switch & Local Service Processor DCI : Digital CEPT Interface WTFC : WLL Timing & Frequency Control VCP : V5.2 Control Processor GPS : Global Positioning System G/bus : Global Bus TAXI : Transparent Asynchronous Xmitter-Receiver Interface G/Bus CSB WTFC CIN TAXI

  28. TSW ASP OCP CMX GSP DCIP CCSP VMH LSI GPS DCI TLSP Switching & Network Interface(R2/No.7) Switching & Network Interface Part PSTN E1 ASP : Access Switching Processor GSP : Global Service Processor CCSP : Common Channel Signaling Processor LSI : Local Service Interface CMX/VMH : Conference Mixer/Voice Message Handler TSW : Time Switch OCP : Operation Control Processor TLSP : Time Switch & Local Service Processor DCI : Digital CEPT Interface WTFC : WLL Timing & Frequency Control G/bus : Global Bus TAXI : Transparent Asynchronous Xmitter-Receiver Interface CSB G/Bus WTFC CIN TAXI MT/DK

  29. time division switching function provides function of exchanging time slot for communications path connects to vocoder elements and trunk interface units transceives intersystem signaling, voice and data with other systems if R2/No.7 system as a local exchange, connects conference mixer, voice message handling unit for local services TSW

  30. manages and controls call resources for interworking between air interface and PSTN interface Call Setup/Release Resource Mgt. controls signaling for PSTN interface generates generic data for accounting ASP(R2/No.7 only)

  31. controls routing for intersystem call for R2/No.7 system collects data for accounting and records them to the disk and magnetic tape unit for V5.2 system manages and controls call resources for interworking between air interface and PSTN interface controls signaling for PSTN interface controls V5.2 protocol provides function of operation, administration and maintenance S/W loading to processors Collection of detail events and traffic statistics Fault handling System status supervision OCP

  32. provides E1/T1 PCM trunk interface max. 64 E1 links DCI

  33. WTFC(WLL Timing & Frequency Control) TMPA : Timing Management Processor Board Assembly CDMA : Clock Distribuion & Management Board Assembly BACA : BSS Alarm Collection Board Assembly

  34. Provides communications path for IPC nodes as the IPC network in SNIP(Switching & Network Interface Part) RS-422 Link Interface to OCP, ASP etc TAXI Link Interface to CIN Packet Switching Bus Interface Maintenance Bus Interface H/W & S/W Fault/Alarm Detection & Reporting (Node, Packet Bus) packet routing for control and traffic data generates and distributes system clock from GPS(Global Positioning System) collects alarm of H/W and environment and reports WTFC(cont’d)

  35. CCSP(Common Channel Signaling Processor) • Signaling Function No.7 Link (Layer 2) Interface  Signaling Message (Layer 3) Processing  Max.16 Signaling Link Capability • System Maintenance Internal Fault Handling  Packet Bus(8bit) Communication • Interface CIN(RS-422) Interface

  36. For R2/No.7 system, provides R2 signaling and DTMF tone(LSI) provides supplementary services such as 3-way calling and conference calling(CMX) provides announcement messages(VMH) provides No.7 signaling(CCSP) for V5.2 system, performs V5.2 protocol(VCP) Others

  37. CSB(SVC/MCH) #n CSB(SVC/MCH) #1 CSB(SVC/MCH) #0 TSW CCP PDIP BSC Wireless Access Part IWF E1 • WTFC : WLL Timing & Frequency Control • CCP : Call Control Processor • CSB : CDMA Selector Bank • SVC : Selector & Vocoder Channel • MCH : Modem Channel • CIN : CDMA Inter-Networking • CCIN : Central CDMA Inter-Networking • PDIP : Packet Data Interface Processor • IWF : Inter-Working Function • TAXI : Transparent Asynchronous Xmitter-Receiver • Interface Wireless Access Part CIN BSM BTS #0 E1 BTS #47 E1 WTFC TAXI

  38. CCP (Call Control Processor) S-ch : Asynchronous Serial Bus / Exchange status informations C-ch : 8 Bits Parallel Bus / Exchange dual commands D-ch : 32 Bits Parallel Bus / Used for data consistency BMPA : BSC Main Processor Board Assembly BIPA : BSC Interworking Processor Board Assembly

  39. manages and controls call resources Call Setup/Release Handoff Control Resource Mgt. Operation & Maintenance(WAP) S/W Downloading Collection of detail event and traffic Fault handling(CIN, CSB) System Status Supervision CCP(cont’d)

  40. Other CSB T-Bus( Packet-Bus) 50Hz CDMA CIN SVEA T-Bus Master SVEA TAXI SBPA DSP DSP DSP DSP 8KHz,2.048MHz 161 161 161 161 TX_HW TSW 7 7 7 7 ENcode ENcode ENcode ENcode RX_HW OR Decode Decode Decode Decode R-Bus Master DCI R-Bus( Packet-Bus) CSB(CDMA Selector Bank) SBPA : Selector Bank Processor Board Assembly SVEA : Selector Vocoder & Echo Chancellor Board Assembly

  41. transcoding between 64K PCM data from PSTN and QCELP data cancels echo because of transmission delay between in the terrestrial and in the air selects the best of channels received from BTSs in case of handoff controls transmit power between BTSs and subscriber units CSB(cont’d)

  42. 8 8 8 CIN(CDMA Inter-working Network) Packet Bus Maintenance Bus Global Bus • Variable Length Packet Router Traffic Frame/ Control Frame  32 Bit Parallel Packet Bus • Maintenance • Node H/W Alarm Detection (M-Bus) • CSBU H/W Alarm Detection • High availability, Modularity • Interface • CSBU (TAXI) Interface • CCP/CCSP (RS-422) Interface • BTS (T1/E1) Interface CIRA CINA CIGA CITA 2 TAXI T1/E1 BTS RS-422 CCP / STFU TAXI CSBU ALARM CIRA : CDMA Inter-working Routing Board Assembly CINA : CDMA Inter-working Node Board Assembly CIGA : CDMA Inter-working Gateway Board Assembly CITA : CDMA Inter-working Trunk Board Assembly

  43. Provides packet interface to IWF Complies with IS-658 standard, “Data Services Interworking Function Interface for Wideband Spread Spectrum Systems” defines procedures on the L interface for support of circuit mode and packet-mode data transmission on TIA/EIA/IS-95-A and ANSI J-STD-008 based wideband spread spectrum systems PDIP(Packet Data Interface Processor)

  44. General Diagram(S/W)

  45. S/W Block Diagram

  46. > CPS(Call processing Subsystem) • ORC : Operation Request Control • MCDH : Mobile Configuration Data Handling • MSDH : Mobile Subscriber Data Handling • DFM : Disk File Management • OCP : Operation and Maintenance Processor • MMC : Man Machine Communications • WCT : WLL Call Trace • WTSC : WLL Trunk & Subscriber Control • GSC : Global Service Control • GSI : Global Service Interface • > Functions • WLL to PSTN call processing • WLL to WLL call processing • Three-way and conference calling • Supplementary service function • Subscriber authentication function • Subscriber location registration function • -Announcement function

  47. ISUP transit call processing function CCS No.7 administration and operation function Signaling link and terminal maintenance function > CSS(Common Signaling Subsystem)

  48. Call path equipment condition control Fault handling function Office data processing Automatic diagnosis and testing Call status and tracking function - TTMS(Traffic & Telephony Maintenance Subsystem)

  49. Detailed billing processing Extempore billing processing Call detail record using supplementary service Tariff discount function Billing information change and collection Traffic statistics on originating/terminating calls Traffic statistics on incoming/outgoing calls Route statistics Paging statistics - TAS(Traffic administration subsystem)

  50. - CCMS(BSC Call Control & Management Subsystem) Call Control Function - Mobile Call Set-up and Releasing - Handoff Control Operation and Maintenance Function - Configuration and Status Management Function - Statistics Processing Function - Fault/Alarm Processing Function - Maintenance and Testing Function - Overload Control

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