各类触摸屏sensor设计规范VIP专享VIP免费

触摸屏模组设计说明一．基本介绍电容传感器等效模型TPAA尺寸定义二．模组设计指南可适用的基本电容屏结构sensor设计流程GlasssensorDITO结构堆叠参数表FilmsensorDITO结构（I）堆叠参数表适用于GlasssensorDITO结构、FilmsensorDITO结构（I）图案•双面条形图案设计说明•感应拆分双面条形图案设计说明FilmsensorDITO结构（II）堆叠参数表适用于FilmsensorDITO结构（II）图案•双面段码形图案设计说明•驱动拆分双面段码形图案设计说明GlasssensorSITO结构堆叠参数表适用于GlasssensorSITO结构的图案•单面搭桥段码形图案设计说明•十字段码形图案设计说明三．菱形图案sensor设计说明四．Sensor走线设计说明五．FPC按键设计一、基本介绍1）电容传感器等效模型Rd：驱动通道阻抗；Cd：驱动通道对地电容；Cx：感应驱动节点电容；Rs：感应通道阻抗；Cs：感应通道对地电容；2）TPAA尺寸：与LCMAA区域相同TPAA(LCMAA):电容屏检测区域；coverlensVA:coverlens视窗区；TPVA：有ITO分布区域，金属线等不透明线条不能进入此区域；SensorOD:sensor外形尺寸。二、模组设计指南可适用基本电容屏结构Guitar采用互电容的检测方式，互电容由驱动电极和感应电极构成，有两种基本结构：1)双面ITO结构：感应电极图案与驱动电极图案分别位于两层ITO上。2)单面ITO结构：感应电极图案与驱动电极图案位于同一层ITO上，需采用单面搭桥工艺。G+GDITOG+F+FDITO(I)G+F+FDITO(II)G+FDITOG+GSITOSITOoncoverCoverlensCoverlensCoverlensCoverlensCoverlensCoverlensOCA/UVOCAOCAtopITO(sensor)OCA/UVITO(sensor&driver)topITO(sensor)topITO(sensor)topITO(sensor)OCAITO(sensor&driver)sensorglassPET1PET1bottomITO(driver)sensorglassbottomITO(driver)OCAOCA(薄)PET2ITOshielding*bottomITO(driver)bottomITO(driver)PET2PET2*是否增加shielding请依据后面的参数表确定GlasssensorDITO结构堆叠参数表层叠结构屏尺寸≤4.5寸4.5＜屏尺寸≤7寸7≤屏尺寸≤12.1寸Coverlense材质PMMA/PETGlassPMMA/PETGlassPMMA/PETGlass4.5mm≤pitch≤5.5mm0.188~0.9*0.5~2.00.188~0.90.5~2.00.188~0.90.5~2.05.5mm＜pitch≤6.5mm0.188~0.90.7~2.00.188~0.90.7~2.00.188~0.90.7~2.06.5mm＜pitch≤7mm0.188~0.90.7~2.00.188~0.90.7~2.00.188~0.90.7~2.0贴合胶OCAOCA/UVOCAOCA/UVOCAOCA/UVTOPITO4.5mm≤pitch≤5.5mmR□<150ohmR□<150ohmR□<100ohm5.5mm＜pitch≤6.5mmR□<150ohmR□<150ohmR□<100ohm6.5mm＜pitch≤7mmR□<150ohmR□<150ohmR□<100ohmSensorglass0.4~0.6mm0.4~0.6mm0.4~0.6mmBottomITO4.5mm≤pitch≤5.5mmR□<150ohmR□<150ohmR□<75ohm5.5mm＜pitch≤6.5mmR□<150ohmR□<150ohmR□<75ohm6.5mm＜pitch≤7mmR□<150ohmR□<150ohmR□<75ohm适用芯片GT800,GT816,GT818GT801GT8192+1GT81052+1GT81102+1GT8012+1*Coverlens厚度单位均为mmFilmsensorDITO结构（I）堆叠参数表层叠结构屏尺寸≤4.5寸4.5＜屏尺寸≤7寸GlassCoverlense4.5mm＜pitch≤5.5mm0.5mm~2.0mm0.5mm~2.0mm5.5mm＜pitch≤6.5mm0.7mm~2.0mm0.7mm~2.0mm6.5mm＜pitch≤7mm0.7mm~2.0mm0.7mm~2.0mmOCA1————Film1TOPITO4.5mm≤pitch≤5.5mmR□<300ohmR□<270ohm5.5mm＜pitch≤6.5mmR□<300ohmR□<270ohm6.5mm＜pitch≤7mmR□<300ohmR□<270ohmPET10.2~0.6mm0.2~0.6mmOCA2Film2bottomITO4.5mm≤pitch≤5.5mmR□<300ohmR□<270ohm5.5mm＜pitch≤6.5mmR□<300ohmR□<270ohm6.5mm＜pitch≤7mmR□<300ohmR□<270ohmPET2————适用芯片GT800,GT816,GT818GT801适用于GlasssensorDITO结构、FilmsensorDITO结构（I）图案4.5mm＜pitch≤5.5mm推荐使用双面条形图案（glass/filmsensor均适用)，图案设计说明如下：设计要点A感应通道宽1mmBPxTPAA(X)÷感应通道数C小悬浮块长0.6mm~1mmD小悬浮块宽0.6mm~1mmETop层图案Gap0.02mm~0.4mmF驱动通道宽Py-GapGBottom层图案Gap0.02mm~0.4mmHPyTPAA(Y)/驱动通道数如果5.5mm＜pitch≤7mm，推荐使用感应通道双条形图案（glass/filmsensor均适用），图案设计说明如下：设计要点A拆分后感应通道宽0.45mmBITO...