1. Philips Research P Aspen Technology Summit-21.05.98 Page:1 Low Cost ATM Technology and Wireless Ad-Hoc Networks Rolf Kraemer Philips GmbH Research Laboratories Aachen kraemer@pfa.research.philips.com

2. Philips Research P Aspen Technology Summit-21.05.98 Page:2Content Vision of an In Home Digital NetworkVision of an In Home Digital Network End to End ViewEnd to End View Embedded ATM Switching for Low Cost NetworksEmbedded ATM Switching for Low Cost Networks –Functional Switch Decomposition –Single Chip Approach –Distributed Software System Wireless ATM as extension of Embedded SwitchingWireless ATM as extension of Embedded Switching Ad-Hoc W-ATM-LAN for Low Cost Broadband IHDNAd-Hoc W-ATM-LAN for Low Cost Broadband IHDN

3. Philips Research P Aspen Technology Summit-21.05.98 Page:3 Vision of an IN-Home Network TV-Tuner Monitor Loudspeaker Audio-Tuner DVD Scanner Printer Phone VCR Teletainment Gateway Camera Speech Recognizer PC Light Control Heating Control In Home Digital Network

4. Philips Research P Aspen Technology Summit-21.05.98 Page:4 Vision of an IN-Home Network TV-Tuner Monitor Loudspeaker Audio-Tuner DVD Scanner Printer Phone VCR Teletainment Gateway Camera Speech Recognizer PC Light Control Heating Control In Home Digital Network TV-Application Home Control System

5. Philips Research P Aspen Technology Summit-21.05.98 Page:5 Broadband Access Network Public Network Internet Server Broadcast TV-Server VOD Server Other Servers Teletainment Gateway PON LMDS/MMDS HFC xDSL

6. Philips Research P Aspen Technology Summit-21.05.98 Page:6 End to End Service Chain TV-Tuner Monitor Loudspeaker Audio-Tuner Scanner Printer Phone PC Light Control In Home Digital Network Teletainment Gateway DVD VCR Camera Speech Recognizer Heating Control Public Network Internet Server Broacast TV-Server VOD Server Other Servers HFC xDSL PON LMDS/MMDS

7. Philips Research P Aspen Technology Summit-21.05.98 Page:7 “Embedded Switching System”: Requirements Scalability of System SizeScalability of System Size Linear Scalability of Cost with Number of PortsLinear Scalability of Cost with Number of Ports No Cost OffsetNo Cost Offset Scalability of Service ArchitectureScalability of Service Architecture Decentralised Signalling and Switch ControlDecentralised Signalling and Switch Control “Graceful Degradation” Behaviour in Case of Faults“Graceful Degradation” Behaviour in Case of Faults

8. Philips Research P Aspen Technology Summit-21.05.98 Page:8 Functional Partitioning1/3 Port- Function Port- Function Switch Function Control & Man.-Function Observations: The Port Function is becoming increasingly complex (z.B. by ABR) Traditional Switch Concepts have too little Flexibility to support additional new services (e.g. Processor Speed problems) Switches are optimised on Throughput and not on Network operation

9. Philips Research P Aspen Technology Summit-21.05.98 Page:9 Functional Partitioning2/3 Switch Concepts: Switch Fabric Bus Based Switches Distributed Switches Two main decisions have to be taken Which Basic-Component have to be taken Which connection topology is best suited for the basic component Port- Function Port- Function Switch Function Control & Man.-Function

10. Philips Research P Aspen Technology Summit-21.05.98 Page:10 Port- Function Control & Man.-Function Functional Partitioning3/3 The functional component is chosen such that one Port-, parts of the Switch-Matrix and parts of the Control-Function is within one Element Transceiver SwitchComp System on Silicon decision : Port- Function Switch Function Each Switch Component is a Mini-Switch with all necessary parts Transceiver SwitchComp Transceiver SwitchComp Transceiver SwitchComp The connection topology is chosen such that a full switch consists of a self healing double ring

11. Philips Research P Aspen Technology Summit-21.05.98 Page:11 Sample Device Connections

12. Philips Research P Aspen Technology Summit-21.05.98 Page:12 Modular structure of basic component Modular structure of basic component Local Bus NW1 in NW1 in NW2 in NW2 in UNI in UNI in Central Cell Memory Central Cell Memory Trl out Trl out NW1 out NW1 out NW2 out NW2 out UNI out UNI out DMA/AAL Trl-RAM PI-bus control PI-bus control Bus-IO RISC-CPU POL Trl in Trl in Trl/POL-RAM User Network PI-Bus

13. Philips Research P Aspen Technology Summit-21.05.98 Page:13 CMC-155 Chip Size: 144 mm 2 Transistors: 1.98*10 6 Memory:200 kb Frequency:20MHz Pins:208 Technology:0.5  m Supply Voltage:3.3 V Current:0.4 A

14. Philips Research P Aspen Technology Summit-21.05.98 Page:14 Distributed Switch Software Transceiver PSOS OS Distribution Layer (SODA-Distr. OS) Basic Switch Services Switching Applications i.e. Signalling, Self Healing, etc. Management Applications i.e. Configuration MM, Fault MM, etc Server NIC User Switch Ports

15. Philips Research P Aspen Technology Summit-21.05.98 Page:15 Intelligent Cabling Reliable Double ATM Ring Area: 200-700m 2 ATM Switch PABX Single-Chip ATM Processor (CMC155) Distributed Software Architecture

16. Philips Research P Aspen Technology Summit-21.05.98 Page:16 In Flight Entertainment VOD-Server Ring Interconnection VOD-Server Game-Server Ring Interconnection Office-Server In-Seat-PCs

17. Philips Research P Aspen Technology Summit-21.05.98 Page:17 Functionality CMC155Pro CMC155/622Pro CMC622Pro CMC25/155Pro CMC25/155Pro/NIC CMC622/2400PRO New Arch CMC10000PRO Time CMC-Roadmap CMC-Roadmap CMC: Corporate Multimedia Communication PRO: embedded Processor NIC: embedded SAR functions

18. Philips Research P Aspen Technology Summit-21.05.98 Page:18 Relation between UMTS and Wireless-ATM Indoors Outdoors Fixed Walk Fixed Walk Vehicle Speed Mb/s Mobility 0,2220200 UMTS/ FPLMTS Wireless-ATM

19. Philips Research P Aspen Technology Summit-21.05.98 Page:19 Standard Basestation Approach ATM-Switch MES ATM Radio Port Cell Hand-Over WATM-‘R’ RAL ATM-NNI BSC Cell Hand-Over

20. Philips Research P Aspen Technology Summit-21.05.98 Page:20 WATM-Protocol Stack Phy: High Speed Radio Medium Access Control Data Link Control Wireless Control ATM Network Layer ATM Adaptation Layer UserControl Wireless Control ATM Network Layer ATM Adaptation Layer UserControl Phy: High Speed Radio Medium Access Control Data Link Control Standard ATM Physical Layer

21. Philips Research P Aspen Technology Summit-21.05.98 Page:21 Distributed Basestation Approach Transceiver ATM Radio Port Transceiver ATM Radio Port Transceiver ATM Radio Port Transceiver ATM-Switch ATM-NNI WATM-‘R’ RAL Transceiver ATM-UNI

22. Philips Research P Aspen Technology Summit-21.05.98 Page:22 CMC-Chip with MAC Support PI-bus control PI-bus control RISC-CPU Radio Interface PI-Bus Bus-IO Control-Interface User Network NW1 in NW1 in NW2 in NW2 in Central Cell Memory Central Cell Memory NW1 out NW1 out NW2 out NW2 out DMA/AAL User Network Medium-Access (C-MAC) Medium-Access (C-MAC) POL Trl. Trl/POL-RAM S-MAC-CPU

23. Philips Research P Aspen Technology Summit-21.05.98 Page:23 Wireless ATM: Ad-Hoc Scenario Ad-Hoc WATM ‘R’ RAL ATM ‘M’ NNI ATM ‘W’ UNI WATM Terminal WATM TA ATM ‘W’ UNI WATM Terminal WATM TA ATM ‘W’ UNI WATM Terminal Ad-Hoc Enabled WATM TA

24. Philips Research P Aspen Technology Summit-21.05.98 Page:24 CMC-Chip with AD-Hoc MAC Support PI-bus control PI-bus control RISC-CPU Radio Interface PI-Bus Bus-IO Control-Interface/ Interface to MT Central Cell Memory Central Cell Memory Ext. DMA/AAL User Network Medium-Access (C-MAC) Medium-Access (C-MAC) POL/ Shapeing S-MAC-CPU

25. Philips Research P Aspen Technology Summit-21.05.98 Page:25Conclusion Low Cost ATM is not only feasible but already available (CMC concept)Low Cost ATM is not only feasible but already available (CMC concept) The distributed CMC-Concept allows the extension to WATMThe distributed CMC-Concept allows the extension to WATM The building block approach of the CMC concept supports the stepwise extension towards full AD-HOC WATM systemsThe building block approach of the CMC concept supports the stepwise extension towards full AD-HOC WATM systems A first CMC based WATM demonstrator has been implemented (10Mb/s)A first CMC based WATM demonstrator has been implemented (10Mb/s) First application will be in the office environmentFirst application will be in the office environment The final goal to support IHDN is in reachThe final goal to support IHDN is in reach