TV white space update 1 Date: 2009-01-18 Authors: January 2009 doc.: IEEE 802.11-09/0077r0 January 2009 TV white space update 1 Date: 2009-01-18 Authors: Peter Ecclesine, Cisco Systems Peter Ecclesine, Cisco Systems

January 2009 doc.: IEEE 802.11-09/0077r0 January 2009 Abstract On November 4th the FCC voted to allow Part 15 devices to operate on unused TV channels www.fcc.gov/sptf New FCC part 15 rules will be published very soon - becoming law the day of publication in the Federal Register What the rules provide Discussion about 802.11 interests Peter Ecclesine, Cisco Systems Peter Ecclesine, Cisco Systems

January 2009 FCC 04-186 TV white space FCC Adopts Rules For Unlicensed Use of Television White Spaces November 4, 2008 News Release: Word | Acrobat Copps Statement: Word | Acrobat 08-260 Rules November 17, 2008 http://hraunfoss.fcc.gov/edocs_public/attachmatch/FCC-08-260A1.pdf Erratum DA 09-20 January 9, 2009 http://www.fcc.gov/Daily_Releases/Daily_Business/2009/db0109/DOC-287799A1.pdf Peter Ecclesine, Cisco Systems

US TV channel allocations January 2009 US TV channel allocations http://www.fcc.gov/mb/engineering/usallochrt.pdf 2,3,4 54-72 MHz (wavelength ~six meters) 5,6 76-88 MHz 7-13 174-216 MHz 14-20 470-512 MHz 21-51 512-692 MHz (wavelength ~60 cm) Note that channel 37 is reserved for radio astronomy (608-614 MHz) and Medical Telemetry Note that some of channels 14-20 are shared with Land Mobile Systems in dense urban markets Peter Ecclesine, Cisco Systems

January 2009 Key concepts FCC Definitions and how they protect the existing services (which are area franchises run by license holders) What must be known - frequencies, location and what is in the TV bands database for that location Rate of the database update – 15 minutes?      Transmit Power and Master / Client situations    What must be sent - identifying information    What must be sensed (and how much accuracy sensing requires) Alternatives to microphone sensing Register to receive messages, database changes push model Peter Ecclesine, Cisco Systems

Primary WG Interest Survey of room 802.3 802.11 802.15 802.16 802.20 January 2009 Primary WG Interest Survey of room 802.3 802.11 802.15 802.16 802.20 802.21 802.22 Peter Ecclesine, Cisco Systems

January 2009 References FCC Proceeding 04-186 http://fjallfoss.fcc.gov//prod/ecfs/comsrch_v2.cgi FCC 08-260 rules http://hraunfoss.fcc.gov/edocs_public/attachmatch/FCC-08-260A1.pdf FCC Erratum DA 09-20 January 9, 2009 http://www.fcc.gov/Daily_Releases/Daily_Business/2009/db0109/DOC-287799A1.pdf IEEE Std 802.11-2007 and amendments 1, 2 and 3 http://standards.ieee.org/getieee802/802.11.html IEEE 802.22 documents https://mentor.ieee.org/802.22/documents Peter Ecclesine, Cisco Systems