Graphical Interference Management System (GIMS) EVRARD Olivier (BR/IAP/STS)
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Graphical Interference Management System (GIMS) EVRARD Olivier (BR/IAP/STS) Geneva, 8-12 December 2008 International Telecommunication Union Introduction Programming Data Interference Query GXT Capture WRS Geneva 2008 2 Introduction GIMS in the BR Software jungle… WRS Geneva 2008 3 Introduction - I Appendix 4 – GSO Satellites Alphanumeric Data ¾ ¾ ¾ ¾ SpaceCap SpaceQuery SpaceCom SpaceVal Graphical Data ¾ Antenna Gain Contours (B.3.b) ¾ Antenna Gain towards GSO (B.3.e) ¾ Service Area (C.11.a) ¾ GIMS GimsQry GXTEdit SpacePub GIBC MSPACE WRS Geneva 2008 4 Introduction - II Why graphical data ? ¾ Describe antenna gain footprint ¾ Describe service area ¾ Used in compatibility analysis software GIBC – – – – Appendix 8 PFD Terrestrial (Art 21, Appendix 5) PFD Space (Appendix 30) Appendix 30B MSPACE – Appendix 30, 30A WRS Geneva 2008 5 Data GIMS in your computer jungle… WRS Geneva 2008 6 Data Setup REFDB SRS DVD GIMS Setup WRS Geneva 2008 BRIFIC CD UPDATE Run update automatically 7 Data Update Incremental update ¾ BR IFIC CD ¾ All modifications done in the past two weeks ¾ Not related to the SNS increment Full Update ¾ SRS DVD Why updating? ¾ Get the latest data ¾ Keep SNS/SPS synchronized with GIMS Important to run MSPACE & GIBC WRS Geneva 2008 8 Query GIMS, a SpaceQry for graphical data… WRS Geneva 2008 9 Query Tools - GIMS Database Explorer ¾Hierchical view ¾Selection of diagrams to view ¾Filtering (adm code,…) ¾Bulk operations Export Clone … WRS Geneva 2008 10 Query Tools - GimsQry GimsQry ¾List view ¾Filtering (adm code, diagram type,…) ¾Coverage query (country, points) ¾View listed diagrams with GIMS WRS Geneva 2008 11 Query Tools - Others SpaceQry ¾ Beam level screen ¾ View diagrams with GIMS SpacePub ¾ Print of diagrams Gimapi32 Library ¾ Do it yourself WRS Geneva 2008 12 Capture GIMS, a SpaceCap for graphical data… WRS Geneva 2008 13 Capture Digitizer “Drawing” on Paper “Simple” diagrams e.g.: global beams Elliptical beams Personal DB GXT File REFDB WRS Geneva 2008 14 GXT Exchange of graphical data WRS Geneva 2008 15 GXT Files Textual representation of diagram data ¾ Attachment 2 to CR58 ¾ Electronic notification GIMS Import [FormatInfo] format_ver=1 [GeoMain] adm=J sat_name=JCSAT-2 long_nom=154.0000 n_diag=1 [COHeader] beam_id=DCH emi_rcp=E polar_disc=C reason=C n_bore=1 n_cont=9 [B1] gain=0.00 p=119.0308;35.1593 [C1] gain=-2.00 Validate Correct ¾ Filter tool GXTEdit Export Edit & Validate WRS Geneva 2008 16 Interference GIMS, an interactive GIBC WRS Geneva 2008 17 Interference Tools Gain Interpolation ¾ Click on map ¾ Enter coordinates PFD Examination ¾ One emission (vs. all emissions with GIBC) ¾ Article 21, Appendix 30 & 30B ¾ Visualize excess area ¾ List of affected countries WRS Geneva 2008 18 Programming Do it yourself… WRS Geneva 2008 19 GIMS Libraries Gimapi32.dll ¾ ¾ ¾ ¾ Browse REFDB Browse personal DBs Import/Export GXT files Save into personal DBs Shapedbm.dll ¾ Calculate gain On SRS DVD ¾ Documentation ¾ Code samples Works from most languages on Windows ¾ C, C++, Fortran, Visual Basic, C#... WRS Geneva 2008 20 FAQ Where can I get GIMS? ¾ SRS DVD ¾ BR IFIC CD ¾ http://www.itu.int/ITU-R/software/space/gims/index.html How do I…? ¾ On-line help (F1) ¾ brsas@itu.int ¾ Workshop Does GIMS run on Linux? ¾ No! Only on Windows® 2000 Windows® XP Windows Vista® WRS Geneva 2008 21 Workshop Room M2 (Montbrillant building) From 9.00 to 12.00 Workshop\Space\SPR\GIMS folder ¾ Exercises in GIMS_Workshop.pdf ¾ Solutions: Videos\GIMS_Workshop_Videos.html 5 PC & 5 digitizers ¾ 50’ sessions ¾ Registration required ¾ Group by administration 20 to 50 places (2 digitizers) ¾ Free to come with your laptop ¾ No time limit ¾ Do workshop exercises or ask specific questions WRS Geneva 2008 22
