doc.: IEEE /029r3 Submission March 2000 Mary DuVal, Texas InstrumentsSlide 1 Project: IEEE P Working Group for Wireless Personal Area Networks (WPANs) Submission Title: [High Rate WPAN for Video] Date Submitted: [6 March 2000] Source: [Mary DuVal, Tom Siep] Company [Texas Instruments] Address [12500 TI Blvd, m/s 8723, Dallas, TX 75243, USA] Voice:[ ], FAX: [ ], Re: [Response to High Rate CFA] Abstract:[ Requirements for High Rate WPAN for Video ] Purpose:[Use as one of the sets of criteria for establishing the High Rate WPAN Standard.] Notice:This document has been prepared to assist the IEEE P 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 P

doc.: IEEE /029r3 Submission March 2000 Mary DuVal, Texas InstrumentsSlide 2 CFA Response: High Rate WPAN for Video Mary DuVal Tom Siep

doc.: IEEE /029r3 Submission March 2000 Mary DuVal, Texas InstrumentsSlide 3 Potential Wireless Video Applications

doc.: IEEE /029r3 Submission March 2000 Mary DuVal, Texas InstrumentsSlide 4 Uncompressed Video Bandwidths * Note: Bandwidths are raw data only, no overhead included

doc.: IEEE /029r3 Submission March 2000 Mary DuVal, Texas InstrumentsSlide 5

doc.: IEEE /029r3 Submission March 2000 Mary DuVal, Texas InstrumentsSlide 6

doc.: IEEE /029r3 Submission March 2000 Mary DuVal, Texas InstrumentsSlide 7 3Q991Q002Q003Q004Q001Q012Q013Q014Q011Q Proprietary IEEE IEEE b HomeRF SWAP Bluetooth IEEE a HomeRF Wireless IR 1394 Many more IEEE b (home network prices) HomeRF MM IEEE a, HiperLAN2 Time Throughput Data Rate (Mbps) Throughput Data Rate vs. Time Note: RF data bandwidth is 60% of link bandwidth due to overhead Minimum Desired Thoughput Data Rate

doc.: IEEE /029r3 Submission March 2000 Mary DuVal, Texas InstrumentsSlide 8 Current Progress of Wireless RF Systems Capability in 2Q00 Max Throughput Data BW: 18 Mbps Additional sources possible Composite, S-video, component (I/P modes) XGA (30 Hz, 24 bit compressed 32:1) Capability in 2Q01 Max Throughput Data BW: 20 Mbps Additional sources possible Native MPEG2 HDTV XGA (30 Hz, 24 bit compressed 27:1) Capability in 4Q01 Max Throughput Data BW: 32 Mbps Additional sources possible XGA (60 Hz, 24 bit compressed 35:1) Capability Today Max Throughput Data BW: 6 Mbps Sources possible Native MPEG2 SDTV Decoded DV compressed 25:1 No graphics

doc.: IEEE /029r3 Submission March 2000 Mary DuVal, Texas InstrumentsSlide 9 Summary Compression factor depends on image content –High frequency content Bandwidth driver is computer graphics –Games with high quality graphics running at 60 fps –Resolutions will move toward HDTV (1280x720) Minimum throughput Data BW needed for XGA –38 Mbps –Assumes a 30:1 compression ratio Current standard bandwidth goals are too low and too late –IEEE a is the only standard effort RF close at 32 Mbps data rate –Requires 35:1 compression of XGA for acceptable image quality –Will be available at end of 2001 (earliest)

doc.: IEEE /029r3 Submission March 2000 Mary DuVal, Texas InstrumentsSlide 10 Conclusions –Technical Criteria recommendations based on IEEE P /007r5 –Delivered Data Throughput Minimum - 20 Mbps High End Goal - 40 Mbps –Raw Data Rates Minimum raw “high” data rate - 20 Mbps + overhead (based on throughput number) High End Goal - 40 Mbps + overhead –Data Type Isochronous - for video/audio and gaming Asynchronous - for typical computing applications