一种动态多自由度数字标牌控制系统分析与实现-analysis and implementation of a dynamic multi-degree-of-freedom digital signage control system.docxVIP

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一种动态多自由度数字标牌控制系统分析与实现-analysis and implementation of a dynamic multi-degree-of-freedom digital signage control system.docx

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一种动态多自由度数字标牌控制系统分析与实现-analysis and implementation of a dynamic multi-degree-of-freedom digital signage control system

华中科技大学硕士学位论文AbstractWiththeimprovementofsocietysspiritualneeds,thephysicalstaticdigitalsignagewhichhadbeenwidelyusedhasbeenunabletomeetwiththemarketdemand,andmoreinnovativeformsofdigitalsignagearedemandedformarket.Orientingtodiverseneedsofdigitalsignage,thephysicaldynamicdigitalsignageisresearchedanddesignedbycrossingandintegratingmultidisciplinarysupportingtechnologyofmachinery,control,computerandmultimediaandsoforth.Throughresearchingondigitalsignagemainstreamproducts,thethesisatfirstanalyzesthedevelopmenttrendofdigitalsignageandkeysupportingtechnologies,proposesasystemsolutionofmulti-degreeoffreedomofrotationdigitalsignage,andgoessystem-levelhierarchicaldivisiontofacilitatetheresearchanddesignofeachsubsystem;threetransmissionsystemweredesigned,analyzedandcomparedaboutthephysicalmovement,andthebestonewasoptioned.Then,thesolutionaboutthecontrolsystemwasresearchedandanalyzed,theoverallcontrolschemewasestablishedincludingahostcomputer,CANcommunicationandthenextcrew,andtheroleofthehostcomputerishuman-computerinteraction,thenextcrewtaskismotioncontrol,CANcommunicationisresponsibleforbuildingconnectionbetweenthehostcomputerandthenextcrew.Atlast,forcharacteristicsofthethreerotationdegreesoffreedomdigitalsignagecontrol,keyhardwarecircuitswerestudied,thekeyalgorithmswereanalyzed,andcontrolstatechangesandmotioncontrolalgorithmsweredesignedandimplementedbasedondsPIC33FseriesMCU.Basedonresultsofthestudyandthedesignscheme,thedesignmethodwasdescribed,andthekeycircuitsandkeyalgorithmsweredescribedandanalyzedindetail.Throughjointcommissioningofeachsubsystem,goodresultsweregained.Thepracticeshowsthatthedesignedthree-DOFrotationaldigitalsignagecanreliablycoordinateddynamicmotionwiththemultimediaplayeraccordingtospecifiedactions,andbeappliedandfullyaffirmedbytheunit,withcharacteristicsof华中科技大学硕士学位论文movementflexible,stable,andcorrectlyassortingtomultimediaplayer.Keywords:DigitalSignage;theMotionControl;CANCommunication;AdaptiveAlgorithm华中科技大学硕士学位论文目录摘要................................