1. doc.: IEEE 802.15-04/0098r0 Submission March,2004 Reed Fisher, OkiSlide 1 Project: IEEE P802.15 Working Group for Wireless Personal Area Networks (WPANs) Submission Title: [ A Proposed Millimeter-Wave-Based Alternative PHY for IEEE 802.15.3-2003 ] Date Submitted: [ 12 March, 2004] Source: [Reed Fisher] Company [Oki Electric Industry Co., Ltd.] Address [2514 E. Maddox Rd., Buford, GA 30519 USA.] Voice:[1-770-271-0529] E-Mail:[reedfisher@juno.com] Re : [] Abstract:[ Technical introduction of a proposed millimeter-wave-based alternative PHY for IEEE 802.15.3-2003] Purpose:[ Tutorial on Application of mmWave-based Physical Layers in WPANs] 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 802.15-04/0098r0 Submission March,2004 Reed Fisher, OkiSlide 2 A Proposed Millimeter-Wave-Based Alternative PHY for IEEE 802.15.3-2003 Reed Fisher Chair of 802.15 millimeter-wave Interest Group Oki Electric Industry Co.,Ltd

3. doc.: IEEE 802.15-04/0098r0 Submission March,2004 Reed Fisher, OkiSlide 3 Wireless Personal Area Network (WPAN) Characteristics Wireless transmission Short range < 10 meters High rate data > 10Mbps Multimedia capability

4. doc.: IEEE 802.15-04/0098r0 Submission March,2004 Reed Fisher, OkiSlide 4 Standard IEEE 802.15.3-2003 “Part15:Wireless Medium Access Control (MAC) and Physical Layer (PHY) for High Rate Personal Area Networks (WPAN)” (www.ieee802.org/15/) 2.5GHz TDMA/TDD based ≦ 54 Mbps PHY Characteristics

5. doc.: IEEE 802.15-04/0098r0 Submission March,2004 Reed Fisher, OkiSlide 5 Proposed Alternative PHYs for IEEE802.15.3-2003 15.3a Multiband OFDM (TI etc.) DS-CDMA (Motorola, etc.) UWB PHY Millimeter-Wave PHY （ OKI/CRL ） 15.3 mmWIG

6. doc.: IEEE 802.15-04/0098r0 Submission March,2004 Reed Fisher, OkiSlide 6 Relationship between Application and Data-Rate ■ Home Theater(<10m) ・ Monitor/Projector ： 19Mbps ・ Speaker ： 14Mbps-28Mbps ・ Internet (Streaming) ： 10Mbps ■ Interactive Application ・ Monitor/Projector ： 63Mbps-1Gbps ・ Speaker ： 14Mbps-28Mbps ■ Video Conference(<4m) ・ Video Camera ： 75Mbps-150Mbps ・ Monitor ： 63Mbps-1Gbps ■ Content Download ・ Audio(MP3,CD) ： 60-90Mbps(10sec-60sec) ・ Video ： 90Mbps(10sec)

7. doc.: IEEE 802.15-04/0098r0 Submission March,2004 Reed Fisher, OkiSlide 7 Oki/CRL mm-Wave WPAN System PHY Requirements (1) TG3a Alt-PHY Technical Requirements (IEEEP802.15-02/371) Bit Rate and Range 110Mbps@10m 200Mbps@4m 480Mbps or more (range not specified) mm-Wave WPAN System More than 1Gbps@10m Transmission EIRPLess than Regulatory emission level Coexistence and Interference Resistance Coexistence with other 802, Bluetooth,etc Robustness in multipath (indoor) Uncomplicated coexistence with other 802 systems including TG3a, Bluetooth,etc Coexistence among mm-Wave System Simple spectrum mask Robustness in multipath (indoor) Channel model Specified by IEEE P802.15-02/368 To be specified after experimental investigations Ref:IEEE802.15-03/371r2

8. doc.: IEEE 802.15-04/0098r0 Submission March,2004 Reed Fisher, OkiSlide 8 TG3a Alt-PHY Technical Requirements (IEEEP802.15-02/371) Power consumption 100mW or less @100Mbps 250mW or less @200Mbps Power save function mm-Wave WPAN System To be specified Form factor Capable of fitting into a form factor consistent with a camera,PDA,etc ComplexityMinimal to enable mass commercial adaptation for cost sensitive products Supplements to 802.15.3 functionality Alt-PHY operates with the 802.15.3 MAC without fundamental changes. Capable of fitting into a form factor consistent with a camera,PDA,etc Minimal to enable mass commercial adaptation for cost sensitive products Poorer frequency stability: within +/-500ppm Simple signal processing Alt-PHY operates with the 802.15.3 MAC without fundamental changes. (Supplements can be added which expand the capability of the system.) Oki/CRL mm-Wave WPAN System PHY Requirements (2) Ref:IEEE802.15-03/371r2

9. doc.: IEEE 802.15-04/0098r0 Submission March,2004 Reed Fisher, OkiSlide 9 Oki/CRL mm-Wave WPAN System PHY Requirements (3) TG3a Alt-PHY Technical Requirements (IEEEP802.15-02/371) Regulatory Comply with necessary geopolitical or regional regulations mm-Wave WPAN System Directionality of antenna Comply with necessary geopolitical or regional regulations Assumption of Omni-directional antennaNo exclusion of directional antenna if needed to mitigate specific user problems Ref:IEEE802.15-03/371r2

10. doc.: IEEE 802.15-04/0098r0 Submission March,2004 Reed Fisher, OkiSlide 10 System Features Utilization of unlicensed millimeter-wave band - Small, line of sight, coverage area but high data rate ( ～ 622Mbps) - High coexistence with the existing microwave band wireless systems Countermeasure in use of millimeter-wave band Complete cancellation of phase noise and frequency-offset by self-heterodyne transmission and detection technique Ref:IEEE802.15-03/119r4

11. doc.: IEEE 802.15-04/0098r0 Submission March,2004 Reed Fisher, OkiSlide 11 Advantages of mmW system compared to UWB - Coexistence - No interference to other systems in microwave band because of large frequency difference Good coexistence among mmW systems because of both larger path-loss and attenuation for diffraction waves, compared to microwave band systems Ref:IEEE802.15-03/371r2

12. doc.: IEEE 802.15-04/0098r0 Submission March,2004 Reed Fisher, OkiSlide 12 Advantages of mmW system compared to UWB - System Design - Exploitation of antenna directivity to obtain longer transmission distance and higher interference immunity (UWB may be not allowed the use of high gain antennas) Simple modulation/demodulation (Spread spectrum schemes are essential for UWB) Simple signal processing (For UWB, complex technologies such as rake-receiver, or high frequency A/D, D/A converter and DSP will be needed for signal processing) Ref:IEEE802.15-03/371r2

13. doc.: IEEE 802.15-04/0098r0 Submission March,2004 Reed Fisher, OkiSlide 13 Poorer transmitter frequency stability allowed ( +/-500ppm ) Low cost “self heterodyne” receiver Advantages of mmW system compared to UWB - System Design - Ref:IEEE802.15-03/371r2

14. doc.: IEEE 802.15-04/0098r0 Submission March,2004 Reed Fisher, OkiSlide 14 Advantages of mmW system compared to UWB - Other items - Higher speed transmission; i.e., more than 1Gbps Simple spectrum mask. UWB must fit into severe FCC spectrum mask Effective usage of frequency bandwidth which depends on the demand of transmission rate Ref:IEEE802.15-03/371r2

15. doc.: IEEE 802.15-04/0098r0 Submission March,2004 Reed Fisher, OkiSlide 15 Basic Oki/CRL system based on 802.15.3a requirements Oki/CRL WPAN information distribution system APT1APT2APT3 MT MT(out of service) MT Contents Server IP network Spot-type ad hoc Information Distribution system MT Ref:IEEE802.15-03/119r4 APT = Access Point Terminal MT = Mobile Terminal

16. doc.: IEEE 802.15-04/0098r0 Submission March,2004 Reed Fisher, OkiSlide 16 Demonstration System RF Unit of MT RF Unit of AP AP-AP Link AP-MT Link RF Unit of AP AP-MT Link TSMMW2004

17. doc.: IEEE 802.15-04/0098r0 Submission March,2004 Reed Fisher, OkiSlide 17 Base Band (BB) & IF processing Input data Packet distribute MAC control RF Σ Tx Rx BB & IF processing BBIF Channel #1 f1f1 Channel code/decode Modulator /Demodulator Channel #2 f2f2 Channel #4 f4f4 1266MHz 1422MHz 1768MHz 156 MHz f1f1 f2f2 f3f3 f4f4 Frequency allocation of IF band BPF Σ Modulator /Demodulator Channel code/decode Channel code/decode Modulator /Demodulator Ref:IEEE802.15-03/119r4

18. doc.: IEEE 802.15-04/0098r0 Submission March,2004 Reed Fisher, OkiSlide 18 RF processing Transmission Single RF carrier is used. Available Transmission method : -Single Side band (SSB) :Basic proposal -Double Side band (DSB):Optional proposal Reception of side band transmission Complete cancellation of phase-noise and frequency -offset by self-heterodyne (square law) detection IF input IF output fcfc f c +f i f c -f i BB LNA 2B2B ReceiverTransmitter Local leak DSB mixer fcfc PtPt PrPr f fifi B B T fifi IM2 ( )2 fcfc f c +f i BSSB DSB Ref:IEEE802.15-03/119r4

19. doc.: IEEE 802.15-04/0098r0 Submission March,2004 Reed Fisher, OkiSlide 19 Chairman: Reed Fisher, OKI Vice Chair: Hiroyo Ogawa, CRL Secretary : Yuichi Shiraki, OKI Technical Editor : TBD Organization of 802.15 mmWIG

20. doc.: IEEE 802.15-04/0098r0 Submission March,2004 Reed Fisher, OkiSlide 20 Date Location Attendees Contributions Companies Summary of mmWIG meetings Sept.2003 Singapore 26 5 14 Nov.2003 Albuquerque 34 8 18 Jan.2004 Vancouver 24 7 13