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ID:13121584
大小:2.07 MB
页数:70页
时间:2018-07-20
《ccd的图像采集软件系统的设计与实现__毕业论文.doc》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、CCD的图像采集软件系统的设计与实现_硕士学位论文CCD的图像采集软件系统的设计与实现_硕士学位论文CCD的图像采集软件系统的设计与实现_硕士学位论文CCD的图像采集软件系统的设计与实现_硕士学位论文CCD的图像采集软件系统的设计与实现_硕士学位论文CCD的图像采集软件系统的设计与实现_硕士学位论文CCD的图像采集软件系统的设计与实现_硕士学位论文IIIimplement.CCD的图像采集软件系统的设计与实现_硕士学位论文CCD的图像采集软件系统的设计与实现_硕士学位论文Final,thetestofthesystem'shardwareandsoftware.Thete
2、stresultsshowthatthedesignachievedtheacquistionfunctionandgoodperformance.Atthesametime,thesystemachievedtheexpectedacquisitionspeedandqualityofthecollectedimage.Keywords:Scanner,CCD,Man-machineinterface,Multithread,MemorymanagementIIABSTRACTTheMulti-CCDscannerswhicharewidelyusedinprintin
3、g,scientificresearch,medicalandotherfieldshaveimportantapplicationsinoptical-electronic-machineryintegrationequipment.Atpresent,withtherapiddevelopmentalotofindustriesneedtoarchivelargeformatmaterials.Therefore,thedemandforlarge-formatscannerisincreasing,whilepromotingthedevelopmentandpro
4、ductionoflargeformatscanners.Themainworkofthelarge-formatscanneristoconverttheanalogsignaltothedigitalsignalwhichthecomputercanidentifyafterconvertingtheimage'sopticalsignaltotheanalogsignal.Inordertoscanlargeformatimages,aneffectiveapproachistocaptureimagesthroughmultiplesensors,thenspli
5、cetheimagetocompletethelarge-formatscanner'swork.ThescannerusefoursametypeCCDtocapturetheimagesthensplicethemintoone.WhilethefourCCDsscanasynchronouslytoaccomplishthephotoelectricconversionintheprocess.Themainworkofthispapercanbedividedintotwoparts,hardwareandsoftwaredesign.Thefirstpartis
6、thehardwarework,afteranalyzingthelargeformatscanner'sworkingprincipleandhardwaresystem'sperformanceparametersthedevelopmentcontentandfocusesoftheworkoflarge-formatscannerhasbeendetermined.Thedeviceshavebeenselectedaccordingtotheparameters.ThenwefinishedthescannerhardwarecircuitdesignandFP
7、GA'stimingdesignincludingthedriverandconfigurationofthedigital-to-analogconversionchip.Thisistheimportantfactortotheimagequality.Convertingtheopticalsignaltotheanalogsignallaidafoundationtoenhanceimagequalitywhichisthekeytolarge-formatscanning.Thesecondpartisaboutth
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