Touchscreen Technology Comparison Esterline（这个阶段的触摸屏技术比较）.pdf

Touchscreen Technology Comparison Capacitive Systems Resistive SAW Infrared Resistive Projected Surface 4/5/8 wire Technology Capacitive Capacitive Surface acoustic Light electric fi eld thru electric fi eld on Analog Digital waves interruption material(s) material surface Input Method Finger, Finger, Finger, gloved Finger, gloved Finger, gloved Finger, gloved gloved fi nger, conductive fi nger, or soft fi nger, or fi nger, or fi nger or conductive stylus tip stylus stylus pen stylus pen stylus pen stylus Activation Programmable Non- Non- N/A Non- Non- Sensitivity customizable customizable customizable customizable Mechanically Mechanically tuned tuned Activation N/A N/A N/A N/A Mechanically Mechanically Pressure tuned tuned s