高精度快速激光相位測距技術(shù)研究.pdf

1、分類號(hào)密級(jí)UDC學(xué)位論文高精度快速激光相位測距技術(shù)研究高精度快速激光相位測距技術(shù)研究（題名和副題名）邵珠法邵珠法（作者姓名）指導(dǎo)教師姓名朱大勇朱大勇教授教授博導(dǎo)博導(dǎo)電子科技大學(xué)電子科技大學(xué)成都成都（職務(wù)、職稱、學(xué)位、單位名稱及地址）申請學(xué)位級(jí)別碩士碩士專業(yè)名稱光學(xué)工程光學(xué)工程論文提交日期2005.1論文答辯日期2005.3學(xué)位授予單位和日期電子科技大學(xué)電子科技大學(xué)答辯委員會(huì)主席教授教授評(píng)閱人2005年1月21日注1：注明《國際十進(jìn)分類法

2、UDC》的類號(hào)電子科技大學(xué)碩士學(xué)位論文IIAbstractThemainresearchcontentofthisdissertationislaserphaseshiftrangingtechniqueusedinthespacerendezvousofspacecraft.Thedissertationisintendedtodesignaphaseshiftlaserrangefinderfthefinalapproachmome

3、nt(10m~1000m)ofspacerendezvous.Thehighspeedmovementofobjectrequirestherangefinderhavefastrangingspeedratethespacerendezvousrequireshighrangingprecision.Thekeytechniqueofhighprecisionfastspeedrangingconsistsinhighprecisio

4、nfastspeedphasedetection.Theconventionalphasedetectionmethodshavedifficultiesinachievinghighprecisionrangingfastspeedrangingatthesametime.Thenitisverynecessarytohaveresearchinhighprecisionfastspeedphasedetectiontechnique

5、.Basedonthelaserradarrangingequationthecooperativetargetrangingmodelnoncooperativerangingmodelisestablishedaccdingtotheconditionofspacetarget.Thentherelationshipbetweenemissionreceivingpowerinthesetwomodelsispresented.Th

6、elaserrangingSNRequationisdeducedbasedonthelaserrangingnoisethey.theseresearchprovidetheeticalbasisftheschemedesigntheemulationexperiment.Thehighprecisionfastspeedphasedetectiontheytechniqueislucubratedinthispapermayhave

7、imptantreferencedvalue.ThedigitalsynchronousdemodulationphasedetectiononeofthehighprecisionfastspeedphasedetectionmethodshassuperiityinhighSNRhasbeenemulatedusingMATLAB.Theemulationexperimentvalidatethatitisfeasiblefthis

8、methodtheemulationexperimentmayhavesomeusefreference.Thisaspectresearchcontainssomenewideas.Accdingtothestrictneedsofthespacerendezvouswepresentanimprovedrangefinderdesignschemebasedonthefirstschemefthespacerendezvous.Th