1. doc.: IEEE 802.15-05-0457-00-004a Submission 21 July, 2005 Kyung-Kuk Lee, John Lampe Slide 1 Project: IEEE P802.15 Working Group for Wireless Personal Area Networks (WPANs) Submission Title: [CSS Coexistence] Date Submitted: [ 21 July, 2005] Source: [ (1) Kyung-Kuk Lee, et al, (2) John Lampe, et al ] Company [(1) Orthotron Co., Ltd., (2) Nanotron Technologies] Address [(1) 709 Kranz Techono, 5442-1 Sangdaewon-dong, Jungwon-gu, Sungnam-si, Kyungki-do, Korea 462-120, (2) Alt-Moabit 61, 10555 Berlin, Germany] Voice : [(1) 82-31-777-8198, (2) +49 30 399 954 135 ], FAX: [], E-Mail: [(1) kyunglee@orthotron.com, (2) j.lampe@nanotron.com ] Re: [ ] Abstract:[ ] Purpose:[Simulation result of Coexistence ] 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 802.15-05-0457-00-004a Submission 21 July, 2005 Kyung-Kuk Lee, John Lampe Slide 2 CSS-Coexistence by Kyung-Kuk Lee / Jong-Wha Chong, Sang-Hun Yoon, Jin-Doo Jung, Sang-Dong Kim Orthotron Co., Ltd. / Hanyang Univ., Korea kyunglee@orthotron.com John Lampe, Rainer Hach, and Lars Menzer Nanotron Technologies GmbH, Germany j.lampe@nanotron.com

3. doc.: IEEE 802.15-05-0457-00-004a Submission 21 July, 2005 Kyung-Kuk Lee, John Lampe Slide 3 Tx Power of interferer: 0dBm Rx Sensitivity of CSS: -80dBm Tx Data Packet Size : 32 Byte Tx MASK of 15.1Rx MASK of CSS CSS interfered with 15.1

4. doc.: IEEE 802.15-05-0457-00-004a Submission 21 July, 2005 Kyung-Kuk Lee, John Lampe Slide 4 CSS interfered with 15.1

5. doc.: IEEE 802.15-05-0457-00-004a Submission 21 July, 2005 Kyung-Kuk Lee, John Lampe Slide 5 CSS interfered with 15.1

6. doc.: IEEE 802.15-05-0457-00-004a Submission 21 July, 2005 Kyung-Kuk Lee, John Lampe Slide 6 Tx Power of interferer: 0 dBm Rx Sensitivity of CSS: -70dBm Tx Data Packet Size : 1024 Byte Tx MASK of CSSRx MASK of 15.1 15.1 interfered with CSS

7. doc.: IEEE 802.15-05-0457-00-004a Submission 21 July, 2005 Kyung-Kuk Lee, John Lampe Slide 7 15.1 interfered with CSS

8. doc.: IEEE 802.15-05-0457-00-004a Submission 21 July, 2005 Kyung-Kuk Lee, John Lampe Slide 8 Tx Power of interferer: 14dBm Rx Sensitivity of CSS: -80dBm Tx Data Packet Size : 32 Byte Rx MASK of CSSTx MASK of 11b CSS interfered with 11b

9. doc.: IEEE 802.15-05-0457-00-004a Submission 21 July, 2005 Kyung-Kuk Lee, John Lampe Slide 9 CSS interfered with 11b

10. doc.: IEEE 802.15-05-0457-00-004a Submission 21 July, 2005 Kyung-Kuk Lee, John Lampe Slide 10 Tx Power of interferer: 0 dBm Rx Sensitivity of CSS: -76dBm Tx Data Packet Size : 1024 Byte Rx MASK of 11bTx MASK of CSS 11B interfered with CSS

11. doc.: IEEE 802.15-05-0457-00-004a Submission 21 July, 2005 Kyung-Kuk Lee, John Lampe Slide 11 11B interfered with CSS

12. doc.: IEEE 802.15-05-0457-00-004a Submission 21 July, 2005 Kyung-Kuk Lee, John Lampe Slide 12 Parameter15.4a 15.4 peak payload bit rate(Rb)1000250 Kbps Average Tx Power(Pt)10 mW Average Tx Power(10log10(Pt))10 dBm Tx antenna gain(Gt)000dBi fc' = sqrt(fminfmax)2.45 GHz Path loss at 1meter(L1=10n*log10(4pifc'/c))40.2 dB Propagation Index (n1: d<=8)2.0 distance104216151m path loss at d (L2=10*n1*log10(8))+10*n2*log10(d/8)54.865.360.2 Propagation Index (n2: d>8)3.3 Rx antenna gain(Gr)000dBi Rx power(Pr = Pt+Gt+Gr-L1-L2(dB))-85.0-95.5-90.4dBm Average noise power per bit-114.0-120.0 dBm Rx Noise Figure(Nf)777dB Average noise power per bit(Pn=N+Nf)-107.0-113.0 dBm Minimum Eb/No(S)94.510.2dB Implementation Loss(I)333dB Link Margin(M=Pr-Pn-S-I)10.0 9.4dB Proposed Min. Rx Sensitivity Level-95.0-105.5-99.8dBm Required Rx Sensitivity Level-80.0-90.5-84.8dBm 11B interfered with CSS