基于红外目标检测的DSP实现

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1、上海海事大学硕士学位论文基于红外目标检测的DSP实现姓名：李琼申请学位级别：硕士专业：通信与信息系统指导教师：许开宇20060601上海海事丈拳疆±学蕊论文基子红井鬈撼检测鹅强p实觋InfraredTargetDetectionBasedonDSPABSTf辘CT■8糟etdetectionandrecognitiontechnologyonlnfrared绯agelSanimportantpartinmodernphotoelectrontechnologyfield．W

2、thgoodjammingpe内rmsnce。infrare

3、dim鑫gingsystemcandetecttargetthroughsuchobstaclesassmoke。dust，fog，etc，andrealizecontinuouspassivedetectJondayandnight．So，infrareddetectionandrecognitionsysterncanserveaSasupplementtoradarandotherdetectionand＆矧“play蕞nimportantrolejnshipcollisionprevention。shipnavigatiOns

4、afety。andVessel丁沼弼eService．Thisdissertationhasfinishedalgorithmanalysisandhasdesignedtheshipta∞etdetectionsystem，AJgorith∞hasbeenrealizedon{hesoftwareandhardware，andship镪稽或carlbedetectionaccurately。Thefirstpartofdissertationstudiedthealgorithmsofmovingtargetdetectionins

5、ea—background。Byanalystsandcomparisonthealgorithms，thedissertationpresentedan鑫砖尊成h渺，basedontheSobeloperatorandframedifferenceme搬od。Consideringthecharacteristicsoflnfraredimage，theframediffefencealgorithmissimpleandeasytoberealizedbyhardware。Butthealgorithm’anti*noiseper

6、formancelSn趺wellwhilethesigna

7、-{O—noiseratioiStow，Comparedwiththepointtarg文。themovingshiptargetoapturedatintermediaterangehascertainedgecharacteristic．Sobyjoiningtheedgedetectionalgorithmandtheframedifferencethealgorithmcanobtainbetteranti-noiseperformance。Bycomparingse

8、veraledgedetectionoperators，AtconsideredthattheSobeloperatorhashigherprocessingspeedandbetterperformanceandeasierrealizedbyDSP．1n铂esecondpart。thisdissertationanalyzedthesuperiorityofDSPinimageprocessingandparticularlyintroducedtheappticationOfEDMAinsystem．Based0ntheTMS3

9、20C6Zl'DSP。上海海攀太学疆士学位论文基于缸努基标裣涮豹DSP实瑗thehardwarecircuitandtheSobel-operator-basedimagedete绷onalgorithmweredesigned。ThesystemsoftwarecodesatewrotebyClanguageandoptimizedaccordingtotheC6711hardwarefeatures．1twasvalidatedthattheperformanceofthealgorithmreachesthereal-timel

10、evel．Becauseofthepartioutarofapplication．weaisopaidspecialattentiontothereal-timeofthealgorithmdunngresearch．I