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1、第一部:BLUDesignContents(DimensionsDecide/Design)-BLUStructure-BLUOutlinedesign-L/ADesign-LEDChipQuantityDesign-LEDPositionDesign-LEDandV/AGapCalculate-L/GSizeDesign-L/GThicknessDesign-L/GSerrationDesign-BLUMaterial–ResinkindandCharacter-BLUMaterialCompare-L/GPatternDe
2、sign-L/GPatternOptimization-LightSimulation(Reference)BLU结构BLU一般分为1Way和2WayComponent的不同,BLU的结构也多种多样.No.PartNameFunctionNo.PartNameFunction1MoldFrameComponentAssembly6PrismSheet(H)水平方向聚光2LightGuidePanel改变光线的方向,使均匀发光7PrismSheet(V)垂直方向聚光3Reflector把背部的光线反射,充分利用.8DoubleS
3、ideTape形成L/A,连接PNL作用4LEDFPCBLED附贴,电路布线9RemoveFilm保护LCD5Diffuser(H)扩散光线,使Uniformity更好.10Bezel增加强度&提高ESD,一般用材料SUS123489567驱动1个LCD为例1WayType2WayType1234895676710驱动2个LCD为例NormalBLU’sStructureBLUDesignLEDFPCBDiffuserBEF-3MoldFrameT-BEFLEDChipReflectorShadingTapeLGP3DView
4、BLUStructure1-waytype,2-way(SubMono)ReflectiveSheetLGPMoldLEDFPCOpticalSheetsBlackTapeSeparator2-way(SubColor)LGPMoldLEDFPCOpticalSheetsBlackTapeSeparatorOpticalSheetsBlackTapeSeparator(Bezel)LCMBLU:BackLightUnitLightGuide:L/G,改变光线,给LCD提供光源MoldFram:BLU的框架,起固定作用LGP:L
5、ightGuidePanelHook:在Mold侧面,固定LGP,opticalsheets等作用DR:DesignReviewSerration:LGP入光部的形状,锯齿状LED:LightEmittingDiadeComponentArea:BLU上放置FPCB等上元件用的区域Pattern:LGP上pattern用于改变光线方向,一般有Dottype和V-groovetypeL/A:LightingAreaV/A:ViewingAreaA/A:ActiveAreaBezel:一般用SUS,可以保护加强BLULightSi
6、mulation:模拟测定BLU的光线,Uniformity,亮度等1-way:1个BLU上使用1个LCD(main)2-way:1个BLU上使用2个LCD(Main&Sub)BLUDesign1.GetPNLdrawingBLUOutlineBLUDesign123(better)2.HookdesignModelNameRule3.V/A,L/A,A/ArelationV/A>L/A>A/AL/A=A/A+0.3~0.5mm4.Sheetdesign5.BLUthickness6.BossdesignModelNameRu
7、le6.BossdesignUsuallydesign3EAbossesSometimesdesign4EAbossesBLUDesign2.GetPNLdrawingfromPNLdepartmentBLUDesign项目SIZE公差设计基准MIN/MAX条件一般/特殊L/AA=LCDV/A和A/A中央--0.5/0.3B=LCDV/A和A/A中央--0.5/0.3A',B'=外观~L/A之间--0.5/0.3*2WAYmodule后面L/A按照SUBLCDSIZE标记.外观C,E=LCD外观+0.2--0.2/D,F=MO
8、LD厚度0.4/--G,H=외곽--0.1/0.05ROUNDLCD注入口周围MOLDOPEN处要进行ROUND处理.厚度I=总高度--0.1/0.05导光板厚度与LEDCHIP高度同一设计(附件#7)MOLD内高LCD装入后要设计有空间(TYP≥0.1)CHIPCHIP~L