Kurt, Schwehr

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University of New HampshireUniversity of New Hampshire Scholars' RepositoryCenter for Coastal and Ocean Mapping Center for Coastal and Ocean Mapping11-2007AIS Binary Messages, Domain Examples and aCase for a XML Message Definition LanguageSchwehr KurtUniversity of New Hampshire, DurhamFollow this and additional works at: https://scholars.unh.edu/ccomPart of the Oceanography and Atmospheric Sciences and Meteorology CommonsThis Conference Proceeding is brought to you for free and open access by the Center for Coastal and Ocean Mapping at University of New HampshireScholars' Repository. It has been accepted for inclusion in Center for Coastal and Ocean Mapping by an authorized administrator of University of NewHampshire Scholars' Repository. For more information, please contact nicole.hentz@unh.edu.Recommended CitationKurt, Schwehr, "AIS Binary Messages, Domain Examples and a Case for a XML Message Definition Language" (2007). USCG PugetSound VTS. 387.https://scholars.unh.edu/ccom/387AIS Binary MessagesDomain Examples and A case for a XML message definition languageKurt SchwehrCenter For Coastal and Ocean Mapping/NOAA Joint Hydrographic CenterUniversity of New HampshireRTCM Paper 220-2007-SC121-013AIS topics• XML to define the binary content• Water level message• Right Whale NoticeRTCM Paper 220-2007-SC121-013Credits• This talk represents the work of a large number of people• CCOM/JHC• NOAA SBNMS, PORTS/COOPS, HSTP• USCG• Cornell’s Bioaccoustic LabRTCM Paper 220-2007-SC121-013Reference implementationavailable online• http://vislab-ccom.unh.edu/~schwehr/software/noaadataRTCM Paper 220-2007-SC121-013XML to define the AIS binary messages• This is NOT sending XML over the VDL• Can also be used to describe the existing AIS messagesRTCM Paper 220-2007-SC121-013An XML definition of an AIS message can be automatically turned into• Human readable documentation similar to the existing AIS standard documents• Message analysis statements• Source code for converting values into AIS NMEA strings and NMEA strings to decoded values• SQL database creation and insertion commands• KML/KMZ for display in Google Earth• A master list of ALL AIS standard and binary messages• etc“The AIS Decoder Ring”RTCM Paper 220-2007-SC121-013MDA COI DMWG AgendaThe Johns Hopkins University/Applied Physics Laboratory (8-351)April 12, 2006Break1030Adjourn1530CDR Matt Zamary, USCGMark Andress, ONIObjectives and Opening Remarks0845Update Diagrams1300Working Lunch (delivered)1200Update Diagrams1045MDA COI MDWG (Working Session)Eric and BrianReview of UML, XML Draft Docs0930Eric Ausen, HSOCDraft POA&M0915Michael Margolis, OASD/NIIPilot WG and DMWG Interface Plan0900Review of Previous Action ItemsEric Tollefson, JHU/APLAdministration Remarks0830This group is looking at passing AIS data as XML messages.  If you know more, please pass along any updates!RTCM Paper 220-2007-SC121-013MDA XMLExampleof putting the AIS data in XMLRTCM Paper 220-2007-SC121-013 RTCM Paper 220-2007-SC121-013RTCM Paper 220-2007-SC121-013Binary Message Application Use CaseWater Levels• Realtime water levels to hydrographic surveys will greatly increase NOAA chart productivity• Realtime water levels to vessels for tide aware planningRTCM Paper 220-2007-SC121-013Hydrographic SurveysWe need more surveys completed in less time.  Post processing misses problems causing areas to be resurveyed and delays the time to a useable gridding bathymetry product.RTCM Paper 220-2007-SC121-013NOAA Water Level MessagesCO-OPS/PORTS/OCS• Transmit real time water level reports for all available stations• Use finite element model to calculate water surface (TCARI)• Generate safe water contour for a particular draft (e.g. Pydro or GeoNav)RTCM Paper 220-2007-SC121-013Water level - MDA overviewRTCM Paper 220-2007-SC121-013Water level - Ship that needs to get to a dockRTCM Paper 220-2007-SC121-013Water level - need for water levelRTCM Paper 220-2007-SC121-013Water level - how do we get the data distributed?RTCM Paper 220-2007-SC121-013Water level - Satellite to TowerRTCM Paper 220-2007-SC121-013Water level - VDLRTCM Paper 220-2007-SC121-013Water level - On ship water level modelingRTCM Paper 220-2007-SC121-013Water level - Tide Aware ENCRTCM Paper 220-2007-SC121-013Water level - Tide Aware/Time dependent pathRTCM Paper 220-2007-SC121-013Tide Aware ENC - GeoNavRTCM Paper 220-2007-SC121-013Tide Aware ENCQuickTime™ and aYUV420 codec decompressorare needed to see this picture.RTCM Paper 220-2007-SC121-013AIS Water Level Binary Broadcast Messages• For surveying and realtime tide aware ENC, we need the water level and quality factors to be sent automatically to the vessel• Established related binary messages:– St. Lawrence Seaway Waterlevel MSG (DAC/FID: 366:1-3)– IMO Met/Hydro (DAC/FID 1:11)– European RIS has one too• Proposed water level message - the above messages are lacking critical informationRTCM Paper 220-2007-SC121-013SLS Water Level MessageRTCM Paper 220-2007-SC121-013IMO Circ 236 MessagesRTCM Paper 220-2007-SC121-013IMO Met/HydroDAC=001FID=11RTCM Paper 220-2007-SC121-013Tidal WindowReally does not match the requirementsfor either surveying or Tide Aware ENCRTCM Paper 220-2007-SC121-013Water Level Message Based on the NOAA CO-OPS/PORTS realtime databaseRTCM Paper 220-2007-SC121-013Right Whale Notifications for the Stellwagen Bank National Marine Sanctuary (SBNMS)Image Credit: SBNMSRTCM Paper 220-2007-SC121-013Ship strikes are the biggest threat to the right whale speciesImage Source: Mike Thompson/SBNMSRTCM Paper 220-2007-SC121-013LNG Rules for SBNMS• Must remain in the TSS lanes• If a right whale is acoustically detected:– Slow to 10 knots or less within dection zone– Zone is 5 nm radius around buoy– Restriction in place for 24 after detection• Is NOT a requirement for non-LNG vessels• Having vessels leave the TSS is a “bad idea”RTCM Paper 220-2007-SC121-013Automatic Identification SystemAnalysis of Ship Traffic - July 2007 TSS SwitchCollaboration with Stellwagen Bank National Marine SanctuarySchwehr, Hatch, Thompson, Wiley2006 TrafficBy TimeTraffic Separation Scheme ChangeBeforeAfterRTCM Paper 220-2007-SC121-013Right Whales from Over Flights080012Jul05MIO – Atlantic Right WhalesRTCM Paper 220-2007-SC121-013An alternative lookRTCM Paper 220-2007-SC121-013ICAN Aldebaran MockupRTCM Paper 220-2007-SC121-013Basic LayoutRTCM Paper 220-2007-SC121-013IMO Fairway MessageRTCM Paper 220-2007-SC121-013Proposed 2-slot right whale noticeRTCM Paper 220-2007-SC121-013Many new application area are waiting in the wingsRTCM Paper 220-2007-SC121-013ACOE / CRISIce & DebrisRTCM Paper 220-2007-SC121-013Environmental Response Management Tool(ERMA)RTCM Paper 220-2007-SC121-013Notice to Mariners, Chart Updates, MIO’sRTCM Paper 220-2007-SC121-013Autonomous Underwater Vehicles & Autonomous Surface VehiclesRTCM Paper 220-2007-SC121-013Objective:•New replacement vessel for DOERRI:*Full instrumentation complement*More reliable, more modular*Continued development potentialTechnical Approach:•Hafmynd Gavia-200:*77 kg; 200 m rating; 8 inch diameter*Independent navigation system (GPS and DVL-aided INS)*Wireless surface comms (Iridium & WLAN)*Dual-frequency (900/1800KHz) side scan sonar*Swath bathymetry sonar (GeoSwath Geoacoustics)-*Digital Video Camera with Strobe*Water Quality- Dissolved Oxygen; Turbidity/Chl-a; Temp/Density*Modular payloads*Flexible sofware/hardware systemsStatus:•Contract: Awarded in October 2007 •Training January 2008•Final Delivery April 2008New Gavia 200 AUV for coastal and ocean mapping effortsGavia visit to UD - November 9, 2007 Newark, DE                                 500 kHz Swath Bathy1800 kHz Side-scan sonarFrom DOERRI to DORARTCM Paper 220-2007-SC121-013Kurt Schwehrkurt@ccom.unh.eduhttp://schwehr.orgThanks for listeningFeedback is critical!Questions/comments?RTCM Paper 220-2007-SC121-013

AIS Binary Messages, Domain Examples and a Case for a XML Message Definition Language

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AIS Binary Messages, Domain Examples and a Case for a XML Message Definition Language

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