1、UltraWide Band Architecture For Windows,Fred Bhesania Program Manager Windows Device Experience Group Microsoft Corporation,PG Madhavan Architect Wireless Networking Group Microsoft Corporation,Agenda,Recent developments in industry Windows support for UWB Architecture details Wireless USB WiNET Nex

2、t steps,Market Convergence,UWB Qualities,UWB is wireless personal area networking (WPAN) technology for transmitting data Quickly Cost-effectively With low power consumption,Range (m),Data Networking,802.11a/b/g/n,.11n promises 100Mbps 100m,Quality of service, streaming,Room-range High-definition,UW

3、B,Bluetooth,UWB,Short Distance Fast download,110Mbps 10m,480Mbps 3m 110Mbps 10m,Data Rate (Mbps),1000,100,10,1,1,10,100,Source: Texas Instruments,Stephen Wood Technology Strategist Corporate Technology Group Intel Corporation,WiMedia In Press,WiMedia Single Radio Platform,Regulatory Status Update,Re

4、gulatory Status Details,Dual role devices,Up to 127 devices,Host scheduled data communications,Wireless USB Technology overview,USB Wire replacement technology Matches datarate of USB 2.0 (480 Mbps) Hub-and-spoke connection relationship Connection model is a wire replacement Point-to-point connectio

5、ns Between WUSB host and peripheral W-USB cluster W-USB Host with one or more peripherals (up to 127 addressable devices) W-USB Clusters may co-exist within an overlapping spatial environment Support for legacy USB devices,Certified Wireless USB Host Wire Adaptor: HWA,Certified Wireless USB Device W

6、ire Adapter: DWA,USB 2.0,USB 2.0,Phase 1 Enabling the Market,Phase 2 Pushing for Native Devices,Printer,Webcam,Digital camcorder,Wireless USB device wire adapter (DWA),Wireless USB adapter (HWA or WHCI),Scanner,External storage,DSC,What Is WiNet?,WiNet = “IP over UWB” WiNet specification defines an

7、Ethernet encapsulation protocol, Layer-2 bridging, Power Save and QoS UWB has large frequency band allocations Gigabit data rates for wireless IP transport,WiNet Microsoft Scenarios,HDTV,Web browse,Online,gaming,Windows Vista PC,Xbox,Voice/Video,Multi,-,channel,TV Tuner,Printer,WUSB,Residential Gate

8、way,+,WiNet,Bridge,Cable TV,File transfer,Media Player,Smartphone,Video Camera,File,transfer,1),Media Center scenario: Diverse entertainment and other devices,1),Work/Home office: Subset of devices above,2),Conference room scenario: Laptops,Media Center,PC,Media Center,PC,Online,Xbox,Xbox,Multi,-,ch

9、annel,TV Tuner,Printer,Printer,Media Center,Extender (MCX),HDTV (2 Ch),Speakers,Media Center,Extender (MCX),Speakers,WUSB,Residential Gateway,+,WiNet,Bridge,Cable TV,File transfer,Media Player,Smartphone,Video Camera,File,1),1),2),Internet,D1,D2,D3,S1,B1,WiNet Basic Topology,WiNet Stack Operations,E

10、very device advertises in its beacon (as part of WiNet ASIE) its LAP Cycle and an active cycle start time (ACST); every device has its own LAP Cycle LAP Cycle = period between the start of two consecutive LAPs = *2n, where n = 0,1,2,N, and N and are fixed Let m = max (ni) = max of all LAP indexes of

11、 neighbors; GAP periodicity = *2m; Broadcast/multicast “control” traffic during GAP,Power Save,Scanning And Discovery,Microsoft CONFIDENTIAL,Association Simple Config,Association User Interactions,Kernel Mode,User Mode,WiNet Architecture,WiNet-WUSB Combo Architecture,Call To Action,Actively particip

12、ate in the WiNet HCI specification development By June 15, 2006 Let us know your level of interest in the sample MP driver (and its functionality) By June 30, 2006 Provide WiNet platform hardware for early tests with Windows implementation of WiNet By July 15, 2006 WHQL tests at HCI and NDIS interfa

13、ces Share your hardware. Test our software! Visit WUSB Community in Exhibition Hall.,Additional Resources,Web resources Specs: /developer; http:/www.wiM/ Whitepapers: Microsoft UWB Website: Communities: Related sessions “Innovations in Wired and Wireless USB” Wed 09:45 “Usin

14、g the Device Simulation Framework for Software Simulation of USB Devices” Wed 16:30 E-mail address:,UWBFB ,Support For WiMedia PALs,MBOA UWB PHY*,MBOA UWB MAC*,Convergence Layer*,Wireless USB,IP (WiNet*),Other Applications,Wireless 1394,Common UltraWide Band Radio Platform,Various PAL solutions can

15、run over the common platform,*PAL = Protocol Adaptation Layer,ISM And UNII Bands Versus UWB,UWB band continues until 10.6 GHz, 2006 Microsoft Corporation. All rights reserved. Microsoft, Windows, Windows Vista and other product names are or may be registered trademarks and/or trademarks in the U.S. and/or other countries. The information herein is for informational purposes only and represents the current view of Microsoft Corporation as of the date of this presentation. Because Microsoft must respond to changing market conditions, it should not be interpreted to be a c