1. doc.: IEEE 15-05-0545-00-004a TG4a September 2005 John Lampe, NanotronSlide 1 Project: IEEE P802.15 Working Group for Wireless Personal Area Networks (WPANs) Submission Title: TG4a 2.4 GHz CSS PHY Status Report for Garden Grove Date Submitted: September 2005 Source: John Lampe, Rainer Hach, Nanotron Technologies GmbH Contact: Alt-Moabit 60, 10555 Berlin, Germany Voice: +49 30 399 954 0, E-Mail: j.lampe@nanotron.com Re: TG4A Status Report for September Session Abstract: 2.4 GHz CSS PHY Opening Status Report for the TG4a Session in GG. Purpose:To provide information on alternate PHY drafting progress of networks based on IEEE 802.15.4. Notice:This document has been prepared to assist the IEEE P802.15. It is offered as a basis for discussion and is not binding on the contributing individual(s) or organization(s). The material in this document is subject to change in form and content after further study. The contributor(s) reserve(s) the right to add, amend or withdraw material contained herein. Release:The contributor acknowledges and accepts that this contribution becomes the property of IEEE and may be made publicly available by P802.15.

2. doc.: IEEE 15-05-0545-00-004a TG4a September 2005 John Lampe, NanotronSlide 2 TG4a CSS PHY Activity Between July and September Meetings Held 7 weekly conference calls to continue drafting –Continued drafting and reviewing sections Coexistence –Discussed technical issues and clarifications Low-rate, changing code from original convolutional code MAC issues – e.g. dynamic rate or simple

3. doc.: IEEE 15-05-0545-00-004a TG4a September 2005 John Lampe, NanotronSlide 3 TG4a CSS PHY Milestone Drafting Schedule Draft text (many, not all sections) by April 29 Rough draft (some sections empty) at Cairns Session Edit draft and fill sections, begin coexistence work by July Session Complete draft by September Session – behind, due to low-rate effort. Complete draft by November Session. Integrate with UWB, Ranging and MAC sections

4. doc.: IEEE 15-05-0545-00-004a TG4a September 2005 John Lampe, NanotronSlide 4 Meeting Objectives Discuss technical issues –Low-rate effort – discuss and confirm new proposed solution Review preliminary coexistence assurance doc draft –Joint 802.19 meeting for feedback / guidance Review drafted text Plan between meetings effort –Complete coexistence –Complete Editing Next conference call Wednesday, October 5, 13:00 CEST (Berlin time)