init_aada.m

gps“可用性”matlab代码 Matlab Algorithm Availability Simulation Tool

function init_aada()
%*************************************************************************
%*     Copyright c 2001 The board of trustees of the Leland Stanford     *
%*                      Junior University. All rights reserved.          *
%*     This script file may be distributed and used freely, provided     *
%*     this copyright notice is always kept with it.                     *
%*                                                                       *
%*     Questions and comments should be directed to Todd Walter at:      *
%*     [e-mail]                                              *
%*************************************************************************
%
%SIG2_AAD calculate airborne psueudorange confidence (variance) per LAAS MASPS
% initializes AAD-A constants
%   per LAAS MASPS DO-245

% SEE ALSO: SIG2_AAD

%created 24 April, 2001 by Todd Walter

global AAD_A0 AAD_A1 AAD_THETA0

AAD_A0     = 0.16;    % meters
AAD_A1     = 0.23;    % meters
AAD_THETA0 = 19.6*pi/180;    % radians