November 2003 doc.: IEEE 802.15-03/334r5 Project: IEEE P802.15 Working Group for Wireless Personal Area Networks (WPANs) etworks (WPANs) Project: IEEE P802.15 Working Group for Wireless Personal Area N Submission Title: [Merger#2 Proposal DS-CDMA ] Date Submitted: [10 November 2003] Source: [Reed Fisher(1), Ryuji Kohno(2), Hiroyo Ogawa(2), Honggang Zhang(2), Kenichi Takizawa(2)] Company [ (1) Oki Industry Co.,Inc.,(2)Communications Research Laboratory (CRL) & CRL-UWB Consortium ]Connector’s Address [(1)2415E. Maddox Rd., Buford, GA 30519,USA, (2)3-4, Hikarino-oka, Yokosuka, 239-0847, Japan] Voice:[(1)+1-770-271-0529, (2)+81-468-47-5101], FAX: [(2)+81-468-47-5431], E-Mail:[(1)reedfisher@juno.com, (2)kohno@crl.go.jp, honggang@crl.go.jp, takizawa@crl.go.jp ] Source: [Michael Mc Laughlin, Vincent Ashe] Company [ParthusCeva Inc.] Address [32-34 Harcourt Street, Dublin 2, Ireland.] Voice:[+353-1-402-5809], FAX: [-], E-Mail:[michael.mclaughlin@parthusceva.com] Source: [Matt Welborn] Company [XtremeSpectrum, Inc.] Address [8133 Leesburg Pike, Suite 700, Vienna, Va. 22182, USA] Voice:[+1 703.269.3000], FAX: [+1 703.749.0248], E-Mail:[mwelborn@xtremespectrum.com] Re: [Response to Call for Proposals, document 02/372r8, replaces doc 03/123] Abstract: [] Purpose: [Summary Presentation of the Merger #2 proposal.] 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. Submission Mc Laughlin, ParthusCeva; Welborn, XSI & Kohno, CRL-UWB Consortium Slide 1
November 2003 doc.: IEEE 802.15-03/334r5 This Contribution is the Initial Proposal for a Technical Merger Between: – Communication Research Lab (CRL) – ParthusCeva – XtremeSpectrum, Inc Submission Mc Laughlin, ParthusCeva; Welborn, XSI & Kohno, CRL-UWB Consortium Slide 2
November 2003 doc.: IEEE 802.15-03/334r5 Major Contributors For This Proposal Update XtremeSpectrum Inc. Matt Welborn ParthusCeva Inc. Michael Mc Laughlin XtremeSpectrum Inc. John McCorkle Yokohama National University Ryuji KOHNO Osaka University Shinsuke HARA Niigata University Shigenobu SASAKI CRL-UWB Consortium Tetsuya YASUI CRL-UWB Consortium Honggang ZHANG CRL-UWB Consortium Kamya Y. YAZDANDOOST CRL-UWB Consortium Kenichi TAKIZAWA CRL-UWB Consortium Yuko RIKUTA Supported by: Motorola Members of CRL-UWB Consortium Submission Mc Laughlin, ParthusCeva; Welborn, XSI & Kohno, CRL-UWB Consortium Slide 3
November 2003 doc.: IEEE 802.15-03/334r5 CRL-UWB Consortium CRL-UWB Consortium Organization � UWB Technology Institute of CRL and associated over 30 Manufacturers and Academia. Aim � R&D and regulation of UWB wireless systems . Channel measurement and modeling with experimental analysis of UWB system test-bed in band ( 960MHz, 3.1- 10.6GHz, 22-29GHz, and over 60GHz ) . R&D of low cost module with higher data rate over 100Mbps. Contribution in standardization with ARIB , MMAC , and MPHPT in Japan. Submission Mc Laughlin, ParthusCeva; Welborn, XSI & Kohno, CRL-UWB Consortium Slide 4
November 2003 doc.: IEEE 802.15-03/334r5 Presentation Roadmap • Proposal Summary – Overview – Spectral flexibility – Improvements • Scalability • Coexistence & regulatory compliance • Multi-piconet operation • Performance • Implementation complexity • Additional technical material Submission Mc Laughlin, ParthusCeva; Welborn, XSI & Kohno, CRL-UWB Consortium Slide 5
November 2003 doc.: IEEE 802.15-03/334r5 Proposal Summary Submission Mc Laughlin, ParthusCeva; Welborn, XSI & Kohno, CRL-UWB Consortium Slide 6
November 2003 doc.: IEEE 802.15-03/334r5 Two Band Low Band High Band DS-CDMA 3 4 5 6 7 8 9 10 11 3 4 5 6 7 8 9 10 11 § Low Band (3.1 to 5.15 GHz) § High Band (5.825 to 10.6 GHz) § 29 Mbps to 450 Mbps § 29 Mbps to 900 Mbps Multi-Band 3 Spectral Modes of With an appropriate diplexer, the multi-band mode will support full-duplex operation (RX in Operation one band while TX in the other) 3 4 5 6 7 8 9 10 11 § Multi-Band (3.1 to 5.15 GHz plus 5.825 GHz to 10.6 GHz) § Up to 1.35 Gbps Submission Mc Laughlin, ParthusCeva; Welborn, XSI & Kohno, CRL-UWB Consortium Slide 7
November 2003 doc.: IEEE 802.15-03/334r5 Example Low Band Modes Info. Data Rate Constellation Symbol Rate Quadrature FEC Rate 29 Mbps 2-BOK 57 No R = 0.50 57 Mbps 4-BOK 57 No R = 0.50 86 Mbps 4-BOK 57 No R = 0.75 114 Mbps 4-BOK 57 Yes R = 0.50 112 Mbps 64-BOK 42.75 No R = 0.44 200 Mbps 4-BOK 57 Yes R = 0.875 224 Mbps 64-BOK 42.75 Yes R = 0.44 448 Mbps 64-BOK 42.75 Yes R = 0.87 Table is representative - there are multiple other rate R=0.44 is concatenated ½ convolutional code with RS(55,63) R=0.50, 0.75 & 0.875: [punctured] k=7 convolutional code combinations offering unique QoS in terms of Rate, R=0.87 is RS(55,63) BER and latency Submission Mc Laughlin, ParthusCeva; Welborn, XSI & Kohno, CRL-UWB Consortium Slide 8
November 2003 doc.: IEEE 802.15-03/334r5 Example High Band Modes Info. Data Rate Constellation Symbol Rate Quadrature FEC Rate 29 Mbps 2-BOK 57 No R = 0.50 57 Mbps 2-BOK 114 No R = 0.50 114 Mbps 4-BOK 114 No R = 0.50 112 Mbps 64-BOK 42.75 No R = 0.44 200 Mbps 4-BOK 114 No R = 0.875 224 Mbps 64-BOK 85.5 No R = 0.44 450 Mbps 64-BOK 85.5 Yes R = 0.44 900 Mbps 64-BOK 85.5 Yes R = 0.87 R=0.44 is concatenated ½ convolutional code with RS(55,63) Table is representative - there are multiple other rate R=0.50 convolutional code combinations offering unique QoS in terms of Rate, R=0.87 is RS(55,63) BER and latency Submission Mc Laughlin, ParthusCeva; Welborn, XSI & Kohno, CRL-UWB Consortium Slide 9
November 2003 doc.: IEEE 802.15-03/334r5 Codes for MBOK & SOP • M-ary Bi-orthogonal Keying (MBOK) provides improved power efficiency relative to BSPK/QPSK – Ideal for power-constrained UWB operations – Length-24 & length-32 ternary (-1/0/+1) codes – 1,2,3,or 6 bits of data sent with each code symbol – Supports high data rates without increasing symbol rate • Multiple code sets to support multiple piconets – Chosen for low cross-correlation (isolation) and flat spectrum – Chip rates are slightly offset for each code set to minimize cross-correlation Submission Mc Laughlin, ParthusCeva; Welborn, XSI & Kohno, CRL-UWB Consortium Slide 10
November 2003 doc.: IEEE 802.15-03/334r5 Proposal Improvements • Soft-Spectrum Adaptation (SSA): Spectral flexibility for coexistence and performance – Flexible pulse shaping – Protection for sensitive bands with no coordination or handshaking requirements – Potential for improved link performance • Advanced error protection mode: Combined Iterative De-mapping/Decoding (CIDD) – Simple and scalable FEC modes to simultaneously reduce complexity and improve performance and scalability Submission Mc Laughlin, ParthusCeva; Welborn, XSI & Kohno, CRL-UWB Consortium Slide 11
November 2003 doc.: IEEE 802.15-03/334r5 Joint Time Frequency Reference Wavelet Family 0 1 -5 -10 0.5 dB -15 Long -20 0 -25 Wavelet -30 -0.5 -35 GHz -40 -1 3 4 5 6 7 8 9 10 11 -1 0 1 0 1 -5 -10 0.5 -15 Mid dB -20 0 Wavelet -25 -30 -0.5 -35 GHz -40 -1 11 3 4 5 6 7 8 9 10 -1 0 1 0 1 -5 dB -10 Example 0.5 -15 Duplex -20 0 -25 Wavelet -30 -0.5 -35 GHz -40 -1 3 4 5 6 7 8 9 10 11 -1 0 1 Submission Mc Laughlin, ParthusCeva; Welborn, XSI & Kohno, CRL-UWB Consortium Slide 12
November 2003 doc.: IEEE 802.15-03/334r5 Proposed Soft-Spectrum Wavelets Reference RRC pulse • Standard defines “reference” pulse for each band • Soft-spectrum used to define modified pulse shapes • Allows controlled “notches” to protect sensitive frequencies • Can also make “flatter” pulses to increase Tx power • Requires no Tx-Rx coordination Submission Mc Laughlin, ParthusCeva; Welborn, XSI & Kohno, CRL-UWB Consortium Slide 13
November 2003 doc.: IEEE 802.15-03/334r5 Optimized SSA-UWB Pulse for Coexistence with Radio Astronomy Bands Frequency Samples Submission Mc Laughlin, ParthusCeva; Welborn, XSI & Kohno, CRL-UWB Consortium Slide 14
November 2003 doc.: IEEE 802.15-03/334r5 DS-CDMA with SSA Provides Simpler Spectral Flexibility • SSA flexible transmit pulse shape – Flexibility to protect sensitive frequency bands or improve link performance – Different implementations optimize pulse for different requirements – Standard provides limit on correlation loss due to different pulse shapes (3 dB limit proposed) – Many receive architectures affected only by difference in Tx power • Requires no handshake or message protocol to establish or coordinate – No changes in data rate, interleaver, etc. • Provides a path to global harmonization and compliance using optimized SSA-UWB pulse wavelets Submission Mc Laughlin, ParthusCeva; Welborn, XSI & Kohno, CRL-UWB Consortium Slide 15
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