1. May, 2005 WiMAX The Future of the Wireless Broadband Access Martin Bogoev SIEMENS COMMUNICATIONS

2. WiMAX Positioning and Applications WiMAX Market WiMAX Standartisation and Frequency Allocation SkyMAX – Siemens’ WiMAX Product Content

3. WiMAX Standards and Frequency Allocation Tentative profiles for next round of the certification process Frequency Band [MHz] Duplexing Channelisation [MHz] 2500 – 2690 TDD5.0 / 5.5 FDD5.0 / 5.5 “First round” profiles for initial certification process Frequency Band [MHz] Duplexing Channelisation [MHz] 3400 – 3600 TDD 3.5 7.0 FDD 3.5 7.0 5725 – 5850TDD10 The WiMAX Forum TM is a non-profit industry forum, created to grant and certify compatibility and interoperability among IEEE802.16 based product from different vendors (equivalent to Wi-Fi for IEEE802.11) Works to achieve global acceptance: works with regulators to promote global harmonization of “WiMAX friendly” spectrum Promotes the adoption of IEEE 802.16 compliant equipment by operators of broadband wireless access systems with marketing activities Siemens is a Principal Member in the WiMAX Forum since January, 2004 IEEE 802.16

4. Fixed Access Indoor/Outdoor modems Residential Gateways OFDM-256 802.16-2004, 802.16e Indoor / Outdoor DSL like service Service limited to installed area Device authentication and authorization only VoIP application supported Portability Laptops User authentication Stationary or limited mobility Break-before-make BS handovers QoS degradation during handovers (no VoIP) Multi-operator roaming Interworking w/o seamless handovers VoIP application Scalable OFDMA 802.16e Nomadicity Portable Indoor/Outdoor modems DSL like service from different ‘points of attachment’ Stationary usage: no BS handovers User Authentication Multi-operator roaming Full Mobility Laptops PDAs Optimized Make-before- break handovers (latency, QoS, data loss) Interworking w/ seamless handovers (session continuity) Optimized low-power operation VoIP service, IMS WiMAX Evolution for 802.16 and Usage Scenarios

5. 20062005 2004 IEEE 802.16d Air I/F Fixed BWA Approved 07/04 Approval 05/05 Corrigenda (TGh) WiMAX 1st certificate 07/05 IEEE 802.16e Air I/F Fixed & Mobile BWA Approval 07/05 Adds: primitives for handover standard procedure for AAA Chipset for Indoor-outdoor CPE Chipset for PCMCIA No handover Chipset for Centrino Handset 2008 Intel is the main driver for WIMAX: Integration in Centrino is the disruptive goal Present Focus is 802.16d for fixed wireless access (OFDM256 mode) Next Step will be IEEE802.16e standard Evolution towards portable/mobile application will follow Approval 05/06 Corrigenda (TGh) Possible delay 2007 Market Evolution: Standard & Chipset Availability

6. WiMAX Positioning and Applications WiMAX Market WiMAX Standartisation and Frequency Allocation SkyMAX – Siemens’ WiMAX Product Content

7. xDSL - Cable User Data Rate Residential SOHO Small Business Medium Business Multi-tenant Building Cellular Backhaul Large Business 50 Mbps 20 Mbps 10 Mbps 2 Mbps 500 kbps 56 kbps 5 Mbps 128 kbps 3G / WLAN Large HS 3G / WLAN Small HS Fiber-To-The-Home P2P MW P2MP MW (LMDS) WiMAX IEEE 802.16-2004 WiMAX Positioning: Capacity and User type

8. WiMAX Positioning: Capacity and Mobility Wireless Technology Positioning Systems Beyond 3G >2010 Mobility / Range Data rates 10 Mbps 0.1 IEEE 802.16d 1 100 IEEE 802.16e WLAN (IEEE 802.11x) GSM GPRS DECT Bluetooth EDGE Fixed Walk Vehicle Indoor Pedestrian High Speed Vehicular Rural Personal Area Vehicular Urban Fixed urban Nomadic WiMAX for wireless-DSL with limited mobility Flash-OFDM UMTS HSDPA

9. 3G /HSDPA WiFi WiMAX Large Coverage Network Simplicity Broad Band QoS Full Mobility Security WiMAX Positioning: Wireless Technology Comparision

10. WiMAX applications in 2005 Fixed Services Business, SME, SOHO Access Residential Fixed WDSL BB Access WDSL BB Access Nomadic PC WiFi WiFi-Hotspot Feeding Mobile PC/PAD NB or BTS 2G/3G Feeding Hot Zones Campus Airport WiMAX Base Station IEEE 802.16-2004

11. WiMAX applications starting from 2006-2007 Nomadicity, Solutions for Laptops (PCMCIA) Business, SME, SOHO Access Residential Fixed WDSL BB Access WDSL BB Access WiFi WiFi-Hotspot Feeding Mobile PC/PAD Nomadic PC NB or BTS 2G/3G Feeding Hot Zones Campus Airport WiMAX Base Station IEEE 802.16-2004 & IEEE 802.16e

12. WiMAX applications in 2007-2008 Fully Mobile, Integrated Solutions in Laptops and PAD Business, SME, SOHO Access Residential Fixed WDSL BB Access WDSL BB Access WiFi WiFi-Hotspot Feeding NB or BTS 2G/3G Feeding Hot Zones Campus Airport Portable PC Mobile PC/PAD WiMAX Base Station IEEE 802.16e

13. WiMAX Positioning and Applications WiMAX Market WiMAX Standartisation and Frequency Allocation SkyMAX – Siemens’ WiMAX Product Content

14. WiMAX Positioning: The Trade Off Between Mobility & Bandwidth Price Elasticity of BWA Market Data Volume Usage Market Price of 1GB 1 Dimensional Market: Mobile Data 1 Dimensional Market: Fixed Broadband Bandwidth Mobility BWA = Selling on Bandwidth and Mobility (Roaming, Coverage, Hand over) Tomorrow Price GAP to be filled! New market Opportunity!

15. Market Regional Split mill. Euro WiMAX equipment incl. CPE (per region) Optimistic Case (pure nomadic and mixed BWA/nomadic) Note: no PCMCIA card is included WiMAX equipment incl. CPE (per region) Target Case

16. WiMAX Positioning and Applications WiMAX Market WiMAX Standartisation and Frequency Allocation SkyMAX – Siemens’ WiMAX Product Content

17. Siemens SkyMAX A complete product portfolio SkyMAX Residential Modem SkyMAX Base Station SkyMAX Business Modem Management System Network Planning SkyMAX Portable Modem

18. SkyMAX – Forerunner in the WiMAX Arena SkyMAX BaseStation  High Scalability “Pay as you grow”  Triple Play services with guaranteed QoS Scalable  Channel Size Software Configurable up to 14MHz  FDD and TDD Duplex scheme  Carrier-Grade redundancy Flexible and Reliable  Highest range, High Power system  Subchanneling and RX Diversity (in one ODU) Highest Range  Software upgradeable to IEEE802.16e SOFDMA (Scalable OFDM Access) Future Proof Platform

19. SkyMAX – Forerunner in the WiMAX Arena SkyMAX CPE Highlights SkyMAX Business ST Residential Models ST Residential Modem Fully indoor mounting: desktop, window or external antenna Ethernet 10/100 BaseT interface (RJ45) Ethernet bridge networking concept QoS based on 802.1p or IP DSCP field Nomadic version (battery, SIM cardholder) foreseen ST Residential Multi-User Fully indoor mounting: desktop, window or external antenna 4x Ethernet 10/100 BaseT interface (RJ45) 2x POTS interface (RJ11) for voice transport (SIP/H.323) Optional WiFi access point QoS based on 802.1p or IP DSCP field DHCP Server/Relay Agent ST Business Modem ST Business Modem provides cost efficient broadband wireless access to SME/SOHO customers. Fully outdoor device attached to high-gain directional antenna. Indoor part is simply a connector box 10/100BaseT (RJ 45) E1 interface (optional) for TDM services Ethernet connectivity for compatibility with all types of subscriber LAN equipment. Ethernet bridge networking concept, QoS based on 802.1p or IP DSCP filed NAPT and DHCP Server / Relay functionalities for local network mgm Multi-level QoS and SLA support. Remote configuration and management

20. SkyMAX – Forerunner in the WiMAX Arena Fixed BWA Reference Architecture WiMAX (SkyMAX) Radio Access: BS and CPE Public Internet User Equipment and Applications GbE Access Gateway Voice Gateway Back-end CRM Billing User DB SkyMAX Basestation End Users End User SkyMAX Residential CPE SkyMAX Business CPE Backhauling and Integration in Back-end (e.g user Authentication charging/billing) Core Network Voice Data Video Voice Video Data Video Data IP “Managed” Network Voice PSTN Air Interface Application Servers Server Farm WIP

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