1. Evolving the Evolved Packet Core Jim Johnston CTO, Communications Convergence Processing Mindspeed Technologies, Inc.

2. Mobility + Content New Networked Applications Innovative New Platforms + = Explosive demand for Mobile Broadband

3. Powerful Consumer Devices put Processing Horsepower at the Edge of the Network High performance graphics processing Low power, longer battery life Speedy interactions between core processor and device RAM HD video capture and playback 1080p, 30 frames-per-second video Dual displays (for video chat) Vibrant touchscreens External display drivers (HMDI output) (photos courtesy of Samsung and Lenovo) Epic 4G smartphone ,Galaxy Tab (Samsung), Skylight Smartbook (Lenovo)

5. The migration to 4G LTE networks with an all-IP core

6. A move towards heterogeneous networks featuring macrocells, microcells, picocells and femtocellsTerabytes Per Month 1,800,000 2009 2010 2011 2012 2013 2014 Source: 2010 Cisco VNI Mobile pictured: Samsung Seek (courtesy of Samsung Mobile)

7. From 2G and 3G to The Evolved Packet Core PSTN BTS BSC RF TRAU Speech codec Equ. Time Slots - DSx PA TDM A: TDM TDMAModem FEC MSC D/A A/D A-bis: TDM 2G GSM – 1990s Media Gateway Video processing RNC IP Packets over ATM Cells / TimeSlots Node B Security MAC RF Speech Codec PA Mobility Mgmt. CDMA Modem Voice band data GGSN Gateway GPRS Support Node QoS SGSN Serving GPRS Support Node Equ. FEC D/A A/D IP Packet 3G W-CDMA – 2000s Mobile Operator Core Network eNode B Native IP Packets RF FEC MIMO PA aGW IP Packet IP Packet Security Mobility Management OFDMA Modem Equ. QoS D/A A/D MAC 4G LTE - 2011 5 Packet Switching

8. Residential Business Urban Metro The Network: Migration to a Distributed Architecture High-Density Subs Femto Business Enterprise Femto Micro Macro Pico 50 200 10 400 1200 Business Metro Business Supported Subscribers Network designers will deploy heterogeneous networks featuring ‘small cells’

10. Adaptive beam forming

11. Adaptive modulation

12. MIMO antenna systems

13. Space Time Coding (STC)

16. Lower CapEx

17. Lower OpEx (primarily due to reduction in lease costs)

19. Flexibility in site location

20. Significant capacity gains are possible for lower TCOPico Femto Increased Capacity and Coverage

21. Processor Complexity in Evolved IP Networks > 900 million Silicon Complexity number of transistors 300x 300 million < 3 million Software Complexity lines of code 20 million 2000x 2 million < 10,000 Dial-Up Modems VoIP 4G Baseband 1995 2005 2010 Source: Mindspeed Technologies

23. Low end-to-end latency

24. Cost-effective implementations

25. Power efficiency

26. Multi-RAT (Radio Access Technology) support: including 2G and 3G

27. Future-proofed support of evolving requirements