[Federal Register Volume 70, Number 68 (Monday, April 11, 2005)]
[Notices]
[Pages 18451-18452]
From the Federal Register Online via the Government Publishing Office [www.gpo.gov]
[FR Doc No: 05-7187]


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DEPARTMENT OF TRANSPORTATION

Federal Aviation Administration


RTCA Special Committee 172: Future Air-Ground Communications in 
the Very High Frequency (VHF) Aeronautical Data Band (118-137 MHz)

AGENCY: Federal Aviation Administration (FAA), DOT.

ACTION: Notice of RTCA Special Committee 172 meeting.

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SUMMARY: The FAA is issuing this notice to advise the public of a 
meeting of RTCA Special Committee 172: Future Air-Ground Communications 
in the VHF Aeronautical Data Band (118-137 MHz).

DATES: The meeting will be held April 19-21, 2005, from 9 a.m. to 5 
p.m.

ADDRESSES: The meeting will be held at RTCA, Inc., 1828 L Street, NW., 
Suite 805, Washington, DC, 20036.

FOR FURTHER INFORMATION CONTACT: RTCA Secretariat, 1828 L Street, SW., 
Washington, DC, 20036; telephone (202) 833-9339; fax (202) 833-9434; 
Web site http://www.rtca.org.

SUPPLEMENTARY INFORMATION: Pursuant to section 10(a)(2) of the Federal 
Advisory Committee Act (Pub. L. 92-463, 5 U.S.C., Appendix 2), notice 
is hereby given for a Special Committee 172 meeting. The agenda will 
include:
     April 19:
     Opening Plenary Session (Welcome and Introductory Remarks, 
Review of Agenda, Review Summary of Previous Meeting).
     Re-visit EUROCAE coordination process for DO-186a/ED23B 
difference resolution and final review and comment (FRAC) status of 
draft DO-186B.
     Resolve FRAC comments on draft DO-224B, Signal-in-Space 
Minimum Aviation System Performance Standard (MASPS) for Advanced VHG 
Digital Data Communications Including Compatibility with Digital Voice 
Status.
     April 20:
     Continue with resolution of FRAC comments on draft DO-
224B.
     April 21:
     Convene Working Group-3

[[Page 18452]]

     Discuss work on DO-281, Rev A, Minimum Operational 
Performance Standards for Aircraft VDL Mode 2 Physical, Link and 
Network Layer.
     Discuss work on DO-271B, Rev C, Minimum Operational 
Performance Standards for VDL Mode 3 Transceiver Operating in the 
Frequency Range 117.975-137.000 MHz.
     Reconvene Plenary.
     Review relevant activities.
     International Civil Aviation Organization (ICAO) 
Aeronautical Mobile Communications Panel work.
     NEXCOM activities.
     EUROCAE WG-47 status and issues.
     Others as appropriate.
     Closing Plenary Session (Other Business, Date and Place of 
Next Meeting, Adjourn).
    Attendance is open to the interested public but limited to space 
availability. With the approval of the chairmen, members of the public 
may present oral statements at the meeting. Persons wishing to present 
statements or obtain information should contact the person listed in 
the FOR FURTHER INFORMATION CONTACT section. Members of the public may 
present a written statement to the committee at any time.

    Issued in Washington, DC, on March 29, 2005.
Natalie Ogletree,
FAA General Engineer, RTCA Advisory Committee.
[FR Doc. 05-7187 Filed 4-8-05; 8:45 am]
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