1. GSC-8, Ottawa Canada, Apr-2003 Slide 1 Engineering Committee TR-45 Highlights of Standards Activities Cheryl Blum Chair TR-45

2. GSC-8, Ottawa Canada, Apr-2003 Slide 2 Committee TR-45 Develops performance, compatibility, interoperability and service standards for mobile and personal communications systems – Wireless Terminal and Base Station Equipment – Wireless Switching Office Equipment – Auxiliary Applications – Inter-network and Intersystem Operations and Interfaces

3. GSC-8, Ottawa Canada, Apr-2003 Slide 3 Engineering Committee TR-45 Network Reference Model Ad Hoc Group Network Reference Model Ad Hoc Group Chuck Ishman, Motorola TR45.6 Subcommittee Adjunct Packet Data Technology TR45.6 Subcommittee Adjunct Packet Data Technology TR45.3 Subcommittee Time Division Digital Technology TR45.3 Subcommittee Time Division Digital Technology TR45.4 Subcommittee Radio to Switching Technology TR45.4 Subcommittee Radio to Switching Technology Public Mobile & Personal Communications Standards (TR-45) Public Mobile & Personal Communications Standards (TR-45) TR45.1 Subcommittee Analog Technology TR45.1 Subcommittee Analog Technology TR45.2 Subcommittee Wireless Intersystem Technology TR45.2 Subcommittee Wireless Intersystem Technology TR45.5 Subcommittee Spread Spectrum Digital Technology TR45.5 Subcommittee Spread Spectrum Digital Technology Chuck Ishman, Motorola Dale Baldwin, Sprint PCS Cheryl Blum, Lucent Technologies John Kay, Motorola Jean Alphonse, Lucent ESN Administrator ESN Administrator Ad-Hoc Authentication Group Ad-Hoc Authentication Group UIM/ESN Ad Hoc Group UIM/ESN Ad Hoc Group Bill Belt, TIAChris Carroll, Verizon Peter Nurse, Lucent Parviz Yegani, Cisco LAES Ad Hoc Group LAES Ad Hoc Group Terri Brooks, Nokia

4. GSC-8, Ottawa Canada, Apr-2003 Slide 4 Engineering Committee TR-45 Membership open to companies world-wide with direct and material interests TIA is an SDO partner in 3GPP2. TR-45 coordinates with and supports the standardization of 3GPP2 specifications TR-45 participates in ITU activities through its involvement with the U.S. National Delegation coordinated by the U.S. State Department

5. GSC-8, Ottawa Canada, Apr-2003 Slide 5 Highlights of Standards Activities - 3G and IMT-2000 » UWC-136 and cdma2000 ®. updates to ITU-R Working Party 8F Recommendation M.1457 “Detailed Specifications of the Radio Interfaces of IMT-2000” » Updates to ITU-T Q.3 SSG Recommendation Q.1742 “IMT-2000 References to ANSI-41 Evolved Core Network with cdma2000 Access Network” » Transposition of 3GPP2 technology specifications into TIA and ANSI Standards

6. GSC-8, Ottawa Canada, Apr-2003 Slide 6 Highlights of Standards Activities - MEID (Mobile Equipment ID) » New 56-bit equipment identifier as replacement for 32-bit ESN » Active involvement in 3GPP2/3GPP Joint Experts Meetings to develop requirements and administration guidelines - Wireless Number Portability and Pooling - Support of TTY Devices - Location Based Services for Commercial Applications

7. GSC-8, Ottawa Canada, Apr-2003 Slide 7 Highlights of Standards Activities - Enhanced Security Services - Homeland Security » Emergency Services (joint project with T1) » CDMA Wireless Priority Service » Electronic Surveillance for Packet Data Networks (joint project with T1)

8. GSC-8, Ottawa Canada, Apr-2003 Slide 8 Looking Forward Enhancements and updates to 3G and IMT-2000 radio technologies Potential new security services to support Homeland Security Ongoing support and commitment to global partnerships

9. GSC-8, Ottawa Canada, Apr-2003 Slide 9 Cheryl Blum Chair TR-45 c/o Lucent Technologies +1 630 713 1449  +1 630 713 1449  +1 630 713 1921 +1 630 750 8737  +1 630 713 1921  +1 630 750 8737 cjblum@lucent.com  cjblum@lucent.com