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資源簡介

GNSS軟件接收機,源自《軟件定義的GPS和伽利略接收機》書中配套程序,做過修改,在原有程序框架下使用了2階鎖頻環輔助3階鎖相環

資源截圖

代碼片段和文件信息

%function?acqResults?=?acqNewThreshold(longSignalsettings)
%用37號星捕獲結果的最大值當作門限的參考依據
%Initialization================================================
%程序開始的時間,用來計算捕獲過程所用的時間
startTime=clock;

settings=initSettings();

samplesPerCode=round(settings.samplingFreq/...
???????????????????(settings.codeFreqBasis/settings.codeLength));


fid=fopen(settings.fileName‘rb‘);
addpath?include
addpath?geoFunctions
longSignal=fread(fid11*samplesPerCodesettings.dataType)‘;
fclose(fid);

???????????????????
???????????????????
signal1=longSignal(1:samplesPerCode);
signal2=longSignal(samplesPerCode+1:2*samplesPerCode);

signal0DC=longSignal-mean(longSignal);

%Find?sampling?period
ts=1/settings.samplingFreq;

%Find?phase?points?of?the?local?carrier?wave
phasePoints=(0:(samplesPe

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2014-09-09?19:27??GNSS_NEW\
?????目錄???????????0??2014-06-12?23:45??GNSS_NEW\16.3676\
?????文件???????79402??2008-05-15?10:34??GNSS_NEW\16.3676\IEangQE.fig
?????文件???????79376??2008-05-15?10:34??GNSS_NEW\16.3676\ILandQL.fig
?????文件???????79113??2008-05-15?10:33??GNSS_NEW\16.3676\IPandQP.fig
?????文件???????79518??2008-05-15?21:24??GNSS_NEW\16.3676\I_LandI_E.fig
?????文件???????80077??2008-05-15?21:29??GNSS_NEW\16.3676\L_E.fig
?????文件???????78988??2008-05-15?10:35??GNSS_NEW\16.3676\P_EandP_L.fig
?????文件????????1519??2008-04-16?10:49??GNSS_NEW\16.3676\acquisition.dat
?????文件????????7487??2008-04-17?14:20??GNSS_NEW\16.3676\acquisition.fig
?????文件???????77248??2008-05-15?10:36??GNSS_NEW\16.3676\carrNco_codeNco.fig
?????文件???????80217??2008-05-15?20:58??GNSS_NEW\16.3676\codeError.fig
?????文件????????8129??2008-04-14?15:47??GNSS_NEW\16.3676\ephemeris.dat
?????文件???????77460??2008-05-15?10:35??GNSS_NEW\16.3676\phaseErr_codeErr.fig
?????文件???????38712??2008-05-15?20:22??GNSS_NEW\16.3676\phaseError.fig
?????文件??????166833??2008-04-15?14:33??GNSS_NEW\16.3676\results.dat
?????文件??????544573??2008-05-08?21:01??GNSS_NEW\FreqDomCA.fig
?????文件????????5541??2008-05-15?11:32??GNSS_NEW\FrequencyError.txt
?????文件??????177197??2008-05-15?11:32??GNSS_NEW\PhaseError.txt
?????文件????????8527??2008-04-22?20:46??GNSS_NEW\acqNewThreshold.m
?????文件????????7487??2008-04-17?14:20??GNSS_NEW\acquisition.fig
?????文件????????9530??2008-12-10?22:55??GNSS_NEW\acquisition.m
?????文件????????3170??2008-12-09?21:53??GNSS_NEW\acquisitionLongData.m
?????文件???????12282??2008-12-10?22:55??GNSS_NEW\acquisitionNew1.m
?????文件???????13332??2008-12-10?22:55??GNSS_NEW\acquisitionNew2.m
?????文件????????8693??2008-12-10?22:55??GNSS_NEW\acquisitionNew3.m
?????文件????????8099??2008-12-10?22:56??GNSS_NEW\acquisitionNew4.m
?????文件????????1648??2008-05-19?16:13??GNSS_NEW\almanac.m
?????文件????????1840??2008-05-18?20:30??GNSS_NEW\bitSync.m
?????文件?????????189??2008-05-14?19:18??GNSS_NEW\calcDllCoef.m
?????文件?????????152??2008-05-14?17:10??GNSS_NEW\calcFllCoef.m
............此處省略89個文件信息

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