gpslab.m

这是国外关于卫星导航方面一书的源代码

% -----------------------------------------------------------------------------
%  GPSLab - main menue (starting program)
% -----------------------------------------------------------------------------
%  additional information you will find in the file MANUAL.TXT
%  literature relating GPS and algorithms you will find in LITERATUR.TXT
%
% (c) iapg 1998, 1999, 2000, 2001 zeb  -  version 12-99 e 05-01
% -----------------------------------------------------------------------------


figure(99);
subplot(1,1,1);
set(gcf,'NumberTitle','off')
set(gcf,'Name','GPS Lab  -  a GPS toolkit for educational and testing purposes')
set(gcf,'MenuBar','none')
set(gcf,'Position',[50 100 708 619])
menuh=gcf;
labels = str2mat( ...
     '&File', ...
     '>start Rinex import', ...
     '>view log files', ...
     '>>log Reference', ...
     '>>log Rover', ...
     '>>log Rinex import', ...
     '>-------', ...
     '>edit / view header', ...
     '>>header Reference', ...
     '>>header Rover', ...
     '>timespan definition', ...
     '>>numerical / display', ...
     '>>graphical', ...
     '>>undo', ...
     '>-------', ...
     '>print graphics', ...
     '>save graphics', ...
     '>>as EPS (with TIFF-Preview)', ...
     '>>as JPEG', ...
     '>-------', ...
     '>save workspace', ...
     '>-------', ...
     '>editor', ...
     '>>Windows notepad', ...
     '>>MatLab editor/debugger', ...
     '&View', ...
     '>zoom on  (2D only)', ...
     '>zoom off (2D only)', ...
     '>-------', ...
     '>rotate on  (3D only)', ...
     '>rotate off (3D only)', ...
     '>-------', ...
     '>reset window', ...
     '&Orbits', ...
     '>calculate (24h, ECEF) for Reference', ...
     '>calculate (24h, ECEF) for Rover', ...
     '>-------', ...
     '>calculate (24h, ECI) for Reference', ...
     '>calculate (24h, ECI) for Rover', ...
     '>-------', ...
     '>visualizing:', ...
     '>>GPS-Orbits in chosen system (3D)  ', ...
     '>>X-Y-plane of the GPS-Orbits in chosen system', ...
     '>>X-Z-plane of the GPS-Orbits in chosen system', ...
     '>>GPS groundtracks every 10 minutes (ECEF only)', ...
     '>>satellite clock error (Min + Max)                     ', ...
     '>>relativistic effekt due to orbit excentricity     ', ...
     '>>orbit height above WGS84-Ellipsoid                   ', ...
     '>>ephemeris sets of GPS satellites in NAV-File     ', ...
     '&SPP', ...
     '>calculate', ...
     '>-------', ...
     '>view results', ...
     '>-------', ...
     '>visualizing:', ...
     '>>Reference / Rover: variation of position (SPP)', ...
     '>>Reference / Rover: standard deviation of position', ...
     '>>Reference / Rover: GDOP', ...
     '>>Reference / Rover: receiver clock error', ...
     '>>Reference / Rover: number of observed satellites at every epoch', ...
     '>>Reference / Rover: used observations', ...
     '>>-------', ...
     '>>Histogram: variation of vector components (Reference)', ...
     '>>Histogram: variation of vector components (Rover)', ...
     '>>-------', ...
     '>>effect of aberration in X and Y (correction due to earth rotation)', ...
     '>>-------', ...
     '>>Rover - Reference: variation of vectors', ...
     '>>Rover - Reference: variation of baseline length', ...
     '>>Rover - Reference: variation of height differences', ...
     '>>-------', ...
     '>>Rover - Reference: histogram: variation of vector components', ...
     '>>Rover - Reference: histogram: variation of height differences', ...
     'D&GPS', ...
     '>calculate (C/A-Code solution)', ...
     '>calculate (ionosphere free solution)', ...
     '>-------', ...
     '>view results', ...
     '>-------', ...
     '>visualizing:', ...
     '>>variation of vectors (3D)', ...
     '>>variation of vectors (Lage)', ...
     '>>variation of baseline length', ...
     '>>variation of height differences', ...
     '>>variation of RDOP', ...
     '>>variation of the error of unit weight', ...
     '>>-------', ...
     '>>histogram: variation of vector components', ...
     '>>histogram: variation of height differences', ...
     '>>-------', ...
     '>>groundtracks at time of observation', ...
     '>>number of observed satellites at every epoch (L1)', ...
     '>>simultaneous epochs of observation (all sat. at Rover)', ...
     '&CDGPS(amf)', ...
     '>calculate + parameter setting --> L1L2', ...
     '>calculate + parameter setting --> Laning', ...
     '>-------', ...
     '>calculate ( E>10