1. Slide title In CAPITALS 50 pt Slide subtitle 32 pt LTE – Long Term Evolution

2. Top right corner for field-mark, customer or partner logotypes. See Best practice for example. Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5 20 pt EBS/ CNR – Cláudio PerezEricsson ConfidentialLTE Overview2008-04-032 LTE – Agenda  LTE Basic  LTE RoadMap  LTE Architeture  LTE Access Network  LTE Channels  LTE Link Budget - Example

3. Top right corner for field-mark, customer or partner logotypes. See Best practice for example. Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5 20 pt EBS/ CNR – Cláudio PerezEricsson ConfidentialLTE Overview2008-04-033 Aim of Long Term Evolution  Increased Capacity  Reduce Network Complexity  Lower deployment and operating cost

4. Top right corner for field-mark, customer or partner logotypes. See Best practice for example. Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5 20 pt EBS/ CNR – Cláudio PerezEricsson ConfidentialLTE Overview2008-04-034 Wireless Broadband Main vendor strategies VendorHSPALTEEV-DOUMB Mobile WiMAX Support Focus Cooperation with Huawei Sold to ALU 2006

5. Top right corner for field-mark, customer or partner logotypes. See Best practice for example. Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5 20 pt EBS/ CNR – Cláudio PerezEricsson ConfidentialLTE Overview2008-04-035 3G- R’99 HSPA HSPA Evolution LTE 200220052008/20092009 384 kbps3.6 Mbps21/28/42 Mbps~150 MbpsPeak rate 2007 7/14 Mbps Mobile broadband speed evolution LTE Evolution 2013 1 Gbps Target OtherCDMAMobile WiMAXGSM/GPRS/EDGEWCDMAHSPALTE 2006 2007200820092010201120122013 0 1 000 2 000 3 000 4 000 5 000 6 000 7 000 Reported Subscriptions (million)

6. Top right corner for field-mark, customer or partner logotypes. See Best practice for example. Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5 20 pt EBS/ CNR – Cláudio PerezEricsson ConfidentialLTE Overview2008-04-036 GSM EDGE CDMA1X EV-DO WCDMA HSPA TD-SCDMA LTE - FDD - TDD 3GPP 3GPP2 Evolution path for mobile systems Verizon Wireless selects LTE* QCOM announces LTE- CDMA chipsets** Other to follow Harmonized LTE TDD China Mobile join Vfe and VzW FDD/TDD trials*** Official press releases * November 29, 2007 ** February 7, 2008November 29, 2007February 7, 2008 *** February 13, 2008February 13, 2008

7. Top right corner for field-mark, customer or partner logotypes. See Best practice for example. Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5 20 pt EBS/ CNR – Cláudio PerezEricsson ConfidentialLTE Overview2008-04-037 LTE SAE Commercial Path 2007200920102008 Validate technology First vendor selection LTE Commercial deployment

8. Top right corner for field-mark, customer or partner logotypes. See Best practice for example. Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5 20 pt EBS/ CNR – Cláudio PerezEricsson ConfidentialLTE Overview2008-04-038 0 10 20 30 40 100 050010001500 User throughput (Mbps) LTE FDD 20 MHz, Average LTE FDD 10 MHz, Average LTE FDD 5 MHz, Average LTE performance Downlink, 3GPP simulations  Same spectrum usage  Equal power, 20 W  Site-to-site distance: 500m 50 60 70 80 90 Number of broadband subscribers Wider carrier => higher bit rate and trunking gains

9. Top right corner for field-mark, customer or partner logotypes. See Best practice for example. Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5 20 pt EBS/ CNR – Cláudio PerezEricsson ConfidentialLTE Overview2008-04-039 LTE – Key factors  LTE –High Data Rates  > 100 Mbps – Downlink  > 50 Mbps – Uplink  Channel Setup < 100 ms  Why ? –Mobile Broadband Tendency –Customers need for more Spectral Efficience platform for Mobile data communicattion. ( Cost of Bits / Hz) –Efficient – Reducing OPEX & CAPEX –Easy to deploy (self configuring/optimizing) –TDD / FDD & Spectrum Flexibility –New Services (IPTV & Games in Real Time) –High Performance for Broadcast Services –Wide Range of Terminals –Increase Service Provisioning

10. Top right corner for field-mark, customer or partner logotypes. See Best practice for example. Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5 20 pt EBS/ CNR – Cláudio PerezEricsson ConfidentialLTE Overview2008-04-0310 LTE – Mobile Broadband Tendency

11. Top right corner for field-mark, customer or partner logotypes. See Best practice for example. Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5 20 pt EBS/ CNR – Cláudio PerezEricsson ConfidentialLTE Overview2008-04-0311 LTE – First Options to deploy  High Dense Urban Areas  Areas with High Packet Data Traffic  Hot Spots  Indoor Buildings  Urban, Suburban, Rural Areas etc.  Easy Integration with 3G/2G networks

12. Top right corner for field-mark, customer or partner logotypes. See Best practice for example. Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5 20 pt EBS/ CNR – Cláudio PerezEricsson ConfidentialLTE Overview2008-04-0312 LTE – Terminals  Examples of Terminals that to be available for LTE

13. Slide title In CAPITALS 50 pt Slide subtitle 32 pt LTE – Roadmap

14. Top right corner for field-mark, customer or partner logotypes. See Best practice for example. Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5 20 pt EBS/ CNR – Cláudio PerezEricsson ConfidentialLTE Overview2008-04-0314 LTE – Evolution

15. Top right corner for field-mark, customer or partner logotypes. See Best practice for example. Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5 20 pt EBS/ CNR – Cláudio PerezEricsson ConfidentialLTE Overview2008-04-0315 LTE – Smooth Migration

16. Slide title In CAPITALS 50 pt Slide subtitle 32 pt LTE – Long Term Evolution Architeture

17. Top right corner for field-mark, customer or partner logotypes. See Best practice for example. Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5 20 pt EBS/ CNR – Cláudio PerezEricsson ConfidentialLTE Overview2008-04-0317 WCDMA (HSPA) x LTE – Access Network WCDMA System Architeture LTE System Architeture RAN

18. Top right corner for field-mark, customer or partner logotypes. See Best practice for example. Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5 20 pt EBS/ CNR – Cláudio PerezEricsson ConfidentialLTE Overview2008-04-0318 EPS (SAE/LTE) EPS Internet, Operator Service etc. EPC EPC - Evolved Packet Core eUTRAN eUTRAN - LTE RAN EPS – Evolved Packet System Internet, Operator Service etc. Multiple terminals PC-Cards/Dongles/FWTs Modules in many types of devices Mobile terminals Internet, Operator Service etc.

19. Top right corner for field-mark, customer or partner logotypes. See Best practice for example. Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5 20 pt EBS/ CNR – Cláudio PerezEricsson ConfidentialLTE Overview2008-04-0319 eUTRAN (LTE) interfaces Logical view MME/GW S1-C X2 eNode B Evolved Packet Core Evolved UTRAN

20. Top right corner for field-mark, customer or partner logotypes. See Best practice for example. Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5 20 pt EBS/ CNR – Cláudio PerezEricsson ConfidentialLTE Overview2008-04-0320 LTE – eNodeB  LTE eNodeB –Coding, Interleaving, modulation & typical layer functions. –ARQ, Header Compression & layer functions –Security Functions (Ciphering / Integrity Protection ) –eNodeB take decisions about Handover & scheduling for uplink and downlink. –Radio Resources Control functions –Connected to the Core Network with S1 Interface (similar as Iu) –X2 is similar to Iur Interface, mainly used to support the Active Mode Mobility.

21. Slide title In CAPITALS 50 pt Slide subtitle 32 pt LTE – Long Term Evolution Core Network

22. Top right corner for field-mark, customer or partner logotypes. See Best practice for example. Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5 20 pt EBS/ CNR – Cláudio PerezEricsson ConfidentialLTE Overview2008-04-0322 WCDMA (HSPA) x LTE – Core WCDMA System Architeture LTE - SAE System Architeture Evolution

23. Top right corner for field-mark, customer or partner logotypes. See Best practice for example. Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5 20 pt EBS/ CNR – Cláudio PerezEricsson ConfidentialLTE Overview2008-04-0323 WCDMA LTE - Core  LTE Core –Introduction of EPC – Evolved Packet Core –SAE just covers Packet Switched Domain –HSS is the same as HLR in GSM/WCDMA network –HSS uses the S6 interface –eNodeB is connected to the EPC by S1 Interface –EPC acts as anchor in the SAE Core Network for mobility –Charging –Management of Subscriber –Mobility Management ( roaming ) –QOS Handling –Policy Control of Data Flows –Interconection with External Networks

24. Top right corner for field-mark, customer or partner logotypes. See Best practice for example. Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5 20 pt EBS/ CNR – Cláudio PerezEricsson ConfidentialLTE Overview2008-04-0324 SAE: System Architecture Evolution HSS HLR AAA PDN GW Serv GW MME SGSN PCRF LTE 2G 3G Non-3GPP Non-trusted Non-3GPP Trusted Eg cdma Wx* Gb Iu-C S3 S4 S1-C S1-U S12 S10 S11 S5/S8 SGi S6c S7 S7c S7b S7a Ta* S2a Wa* Wn* Wm* IP networks S9 S6a Gr S101/102 ePDG S2b Wn* S2c S103 ”WSM module” Mobility Management Entity (MME): The MME manages mobility, UE identities and security parameters The Serving Gateway is the node that terminates the interface towards LTE RAN PDN Gateway (PDN GW): The PDN Gateway is the node that terminates the SGi interface towards the PDN

25. Slide title In CAPITALS 50 pt Slide subtitle 32 pt LTE – Long Term Evolution Access Network

26. Top right corner for field-mark, customer or partner logotypes. See Best practice for example. Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5 20 pt EBS/ CNR – Cláudio PerezEricsson ConfidentialLTE Overview2008-04-0326 Key LTE radio access features  LTE radio access –Downlink: OFDM –Uplink: SC-FDMA  Advanced antenna solutions –Diversity –Beam-forming –Multi-layer transmission (MIMO)  Spectrum flexibility –Flexible bandwidth –New and existing bands –Duplex flexibility: FDD and TDD 20 MHz1.4 MHz TX SC-FDMA OFDMA

27. Top right corner for field-mark, customer or partner logotypes. See Best practice for example. Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5 20 pt EBS/ CNR – Cláudio PerezEricsson ConfidentialLTE Overview2008-04-0327 LTE – Access Network  LTE employs OFDMA in DL and SC-FDMA in UL  LTE basic charactheristics: –Flexibility bandwidth (from 1.4 Mhz to 20 MHZ). –Orthogonally in uplink and downlink. –Modulation : QPSK, 16QAM, 64QAM. –FDD (frequency division duplex), HD FDD ( half frequency division duplex & TDD (time Division Duplex are supported). –Advanced Antenna Technology – MIMO is used in downlink to allow high peak rates.

28. Top right corner for field-mark, customer or partner logotypes. See Best practice for example. Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5 20 pt EBS/ CNR – Cláudio PerezEricsson ConfidentialLTE Overview2008-04-0328 LTE – Access Network  Spectrum Flexibility

29. Top right corner for field-mark, customer or partner logotypes. See Best practice for example. Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5 20 pt EBS/ CNR – Cláudio PerezEricsson ConfidentialLTE Overview2008-04-0329 LTE – Access Network

30. Slide title In CAPITALS 50 pt Slide subtitle 32 pt LTE – Long Term Evolution Channels

31. Top right corner for field-mark, customer or partner logotypes. See Best practice for example. Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5 20 pt EBS/ CNR – Cláudio PerezEricsson ConfidentialLTE Overview2008-04-0331 UL-SCH Channel Structure – Downlink and Uplink PCH DL-SCH PCCH Logical Channels “type of information” (traffic/control) Transport Channels “how and with what characteristics” (common/shared/mc/bc) Downlink Uplink PDSCH Physical Channels “bits, symbols, modulation, radio frames etc” MTCH MCCH BCCH DTCH DCCH DTCH DCCH CCCH PRACH RACH CCCH MCH BCH PUSCHPBCHPCFICHPUCCH ACK/NACK CQI Scheduling req. -Sched TF DL -Sched grant UL -Pwr Ctrl cmd -HARQ info pri sec PMCHPHICHPDCCH ACK/NACK PDCCH info

32. Top right corner for field-mark, customer or partner logotypes. See Best practice for example. Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5 20 pt EBS/ CNR – Cláudio PerezEricsson ConfidentialLTE Overview2008-04-0332 LTE – Logical Channels ( type of Information) –BCCH ( Broadcast Control Channel )  Used for transmission of system control information to all mobiles in the cell. Prior to access the network the mobile needs to read the information on BCCH to find out how the system is configured, for example the bandwidth. –PCCH ( Paging Control Channel )  used for Paging of Mobiles whose location on cell level in not know to the network. –DCCH ( Dedicated Control Channel )  Used for Transmission of control information to/from mobile. This channel is used for individual configuration of Terminals such as differents kinds of handover messages.

33. Top right corner for field-mark, customer or partner logotypes. See Best practice for example. Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5 20 pt EBS/ CNR – Cláudio PerezEricsson ConfidentialLTE Overview2008-04-0333 –MCCH ( Multicast Control Channel )  used for transmission of control information required for reception of the MTCH. –DTCH ( Dedicated Traffic Channel )  used for transmission of user data to/from a mobile terminal. This is the logical channel type used for transmission of all uplink and non-MBMS downlink user data. –MTCH ( Multicast Traffic Channel )  used for downlink transmission of MBMS services. LTE – Logical Channels ( type of Information)

34. Top right corner for field-mark, customer or partner logotypes. See Best practice for example. Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5 20 pt EBS/ CNR – Cláudio PerezEricsson ConfidentialLTE Overview2008-04-0334 LTE – Transport Channels –BCH ( Broadcast Channel )  Fixed Tranport Format  Used for identification of cells & transmission of BCCH logical channel. –RACH ( Random Access Channel )  Used for Access the Network from theTerminal.  Limited control information and colission risk. –PCH ( Paging Channel )  is used for transmission of paging information on the PCCH logical channel. The PCH supports discontinuous reception (DRX) to allow the mobile terminal to save battery power by sleeping and waking up to receive the PCH only at predefined time instants.

35. Top right corner for field-mark, customer or partner logotypes. See Best practice for example. Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5 20 pt EBS/ CNR – Cláudio PerezEricsson ConfidentialLTE Overview2008-04-0335 LTE – Transport Channels –DL-SCH (Downlink Shared Channel)  Used for transmission of data in LTE  DL SCH TTI is 1 ms  Support Features as Dynamic Rate Adaptation & Channel Dependent Scheduling in time and frequency domain. –MCH ( Multi Cast Channel)  Used to support MBMS –UL - SCH ( Uplink Shared Channel )  Used for transmission of data in LTE  UL SCH TTI 1 ms  Support Features as Dynamic Rate Adaptation & Channel Dependent Scheduling in time and frequency domain.

36. Slide title In CAPITALS 50 pt Slide subtitle 32 pt LTE – Link budget & Dimensioning

37. Top right corner for field-mark, customer or partner logotypes. See Best practice for example. Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5 20 pt EBS/ CNR – Cláudio PerezEricsson ConfidentialLTE Overview2008-04-0337 LTE – Dimensioning Process

38. Top right corner for field-mark, customer or partner logotypes. See Best practice for example. Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5 20 pt EBS/ CNR – Cláudio PerezEricsson ConfidentialLTE Overview2008-04-0338 LTE – Uplink Coverage Example

39. Top right corner for field-mark, customer or partner logotypes. See Best practice for example. Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5 20 pt EBS/ CNR – Cláudio PerezEricsson ConfidentialLTE Overview2008-04-0339 LTE – Downlink Coverage

40. Top right corner for field-mark, customer or partner logotypes. See Best practice for example. Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5 20 pt EBS/ CNR – Cláudio PerezEricsson ConfidentialLTE Overview2008-04-0340 LTE – Bandwidth x Requirement UL –Downlink Link Throughput at Cell Border with the following requirements :  UL – 500 Kbps  UL – 1500 Kbps

41. Top right corner for field-mark, customer or partner logotypes. See Best practice for example. Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5 20 pt EBS/ CNR – Cláudio PerezEricsson ConfidentialLTE Overview2008-04-0341 Ericsson LTE Deployment  LTE rollout for AT&T in the US LTE rollout for AT&T in the US  Nationwide 4G/LTE rollout for TeliaSonera in Norway and Sweden Ericsson to build commercial 4G network for TeliaSonera Nationwide 4G/LTE rollout for TeliaSonera in Norway and Sweden Ericsson to build commercial 4G network for TeliaSonera  Verizon Wireless Fosters Global LTE Ecosystem Verizon Wireless Fosters Global LTE Ecosystem  MetroPCS Announces Vendors for 2010 4G LTE Launch MetroPCS Announces Vendors for 2010 4G LTE Launch  First IPR agreements First IPR agreements  NTT DoCoMo Japan NTT DoCoMo Japan

42. Top right corner for field-mark, customer or partner logotypes. See Best practice for example. Slide title 40 pt Slide subtitle 24 pt Text 24 pt Bullets level 2-5 20 pt EBS/ CNR – Cláudio PerezEricsson ConfidentialLTE Overview2008-04-0342