© Copyright 2001 – TEM Consulting, LP - All Rights Reserved Rev – 06/07/01 - HSB UNDERSTANDING WIRELESS COMPLIANCE Stephen Berger TEM Consulting (512)

© Copyright 2001 – TEM Consulting, LP - All Rights Reserved Rev – 06/07/01 - HSB Workshop topics will include a brief look at the new technologies and at possible regulatory rule changes to incorporate these technologies. With wireless playing an ever more key role, topics covered will reflect current issues and concerns regarding the compliance requirements. Speaker presentations will be followed by an open forum for questions at the end of the session. OVERVIEW

© Copyright 2001 – TEM Consulting, LP - All Rights Reserved Rev – 06/07/01 - HSB PRESENTATIONS INCLUDED: 1. Overview and Introduction S. Berger 2. Overview of the Radio Approval Process for TCBs W. Graff 3. Bluetooth Approval Process & Lab Accreditation K. Fischer 4. First Look at Ultra-wide Band Technology S. Ettles 5. SAR/ MPE Requirements for Wireless J. Wojcik

© Copyright 2001 – TEM Consulting, LP - All Rights Reserved Rev – 06/07/01 - HSB Overview and Introduction 1. Affected products & technologies 2. Part 15 NPRM 3. Part 22 NPRM 4. Part 24 Developments

© Copyright 2001 – TEM Consulting, LP - All Rights Reserved Rev – 06/07/01 - HSB Users of 2.4 GHz Band (Part 15) ISM Equipment (Industrial, Scientific and Medical Equipment) Microwave ovens Anything following the rules of FCC: – Field Disturbance Sensors – Frequency Hopping and Direct Sequence Spread Spectrum Systems – Anything that meets the low field strength and harmonic emissions requirements of this section.

© Copyright 2001 – TEM Consulting, LP - All Rights Reserved Rev – 06/07/01 - HSB Broadband Internet Pipe Mobile display pad Electronic Program guide Read & set security system Home Theater control Display News headlinesGrandma’s 3 cups flour 1 cup grated chocolate 1 cup sugar 1 stick butter 1/2 cup chopped walnuts minutes. HOMEINDEX Fridge Pad Family Calendar Recipe Display Build shopping lists Voice messaging Intercom Office Laptop Connect to office LAN Home Printer access Surf from anywhere Share files Ethernet or HomePNA Main Home PC Additional PC(s) Grandma’s Brownies 3 cups flour 1 cup grated chocolate 1 cup sugar 1 stick butter Kids Room PC Printer access Internet access File access Cordless Phone Remote Speech recognition Call by name Build shopping lists Home PBX CM

© Copyright 2001 – TEM Consulting, LP - All Rights Reserved Rev – 06/07/01 - HSB WIRELESS NETWORKING Bluetooth Cable Replacement W-LAN Enterprise Wireless Networking HomeRF Home Networking

© Copyright 2001 – TEM Consulting, LP - All Rights Reserved Rev – 06/07/01 - HSB Standards Activities WG / Bluetooth Coexistence EMC SDCom (Society Standards Development Committee) Study of general problem of band crowding Review appropriateness of current standards Ultrawideband Clock Dithering

© Copyright 2001 – TEM Consulting, LP - All Rights Reserved Rev – 06/07/01 - HSB Bluetooth / Coexistence A serious problem that needs urgent solutions Bluetooth voice applications are among the most important applications most sensitive to interference Significant packet losses for Bluetooth links under b interference Significant throughput drop for b network Scenarios Separated > 10 feet: minor problem Problem when <10 feet distance Also dependent on b duty cycle

© Copyright 2001 – TEM Consulting, LP - All Rights Reserved Rev – 06/07/01 - HSB FCC PART 15 NPRM Areas under consideration: Retain Processing Gain Requirement Reduce Number of Hops Liberalize Spectrum Definitions Craft Rules Similar to U-NII Rules 915 MHz & 5.8 GHz bands may be included

© Copyright 2001 – TEM Consulting, LP - All Rights Reserved Rev – 06/07/01 - HSB FCC PART 22 NPRM Removing linkage with analog heritage.

© Copyright 2001 – TEM Consulting, LP - All Rights Reserved Rev – 06/07/01 - HSB FCC PART 24 DEVELOPMENTS 3G Technology SAR Testing TTY & Hearing Aid Compatibility Other Technical Developments

© Copyright 2001 – TEM Consulting, LP - All Rights Reserved Rev – 06/07/01 - HSB Wireless LAN Technologies DSSS (DS)- Direct Sequence Spread Spectrum FHSS (FH)- Frequency Hopping Spread Spectrum UWB- Ultra Wideband W-OFDM- Wideband Orthogonal Frequency Division Multiplexing