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本帖最后由 shark4685 于 2015-4-16 14:42 编辑 3 b+ \9 ~, [ n/ u. f9 P
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1.简介
0 |2 C% x8 t! m/ F6 q光和电容传感器) I4 b) @1 u0 C' q1 p; r$ N
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2.模型 0.4mm pitch, 0.1mm depth for fingerprint pattern\stripe 藍寶石(Sapphire, Al2O3), Dk=9.3, thickness=0.43mm for cover glas 3.C Matrix of 12x12 Array 12x12 pixels for 1.42x1.42mm2 ! D+ } S: q5 {
The capacitor distribution (C induced between sensing array and fingerprint) The capacitor distribution (C induced between sensing array and fingerprint)
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file:///c:/DOCUME~1/ADMINI~1/LOCALS~1/APPLIC~1/360CHR~1/Chrome/USERDA~1/Temp/FING%2~1.GIF ![]()
4.Add a Mesh Plane for ESD Protection This is a 16x16 array and insert a grounding mesh plane between finger and sensing array.
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