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Questions and Answers
Which technology uses ultrasonic waves that pass over the touchscreen panel to determine the position of a touch event?
What can interfere with the functionality of a surface acoustic wave touchscreen panel?
What type of touchscreen panel consists of an insulator coated with a transparent conductor?
What is the measurable change in capacitance when a capacitive touchscreen is touched?
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What are some applications of surface acoustic wave (SAW) technology?
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Study Notes
Touchscreen Technologies
- Surface acoustic wave (SAW) technology uses ultrasonic waves that pass over the touchscreen panel to determine the position of a touch event.
Interference with Surface Acoustic Wave Touchscreens
- Dust, dirt, and moisture can interfere with the functionality of a surface acoustic wave touchscreen panel.
Capacitive Touchscreens
- A capacitive touchscreen panel consists of an insulator coated with a transparent conductor.
Capacitive Touchscreen Functionality
- When a capacitive touchscreen is touched, it causes a measurable change in capacitance.
Applications of Surface Acoustic Wave Technology
- Surface acoustic wave (SAW) technology has applications in: • Touchscreens • Scanning systems • Industrial sensors • Security systems • Medical devices
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Description
Test your knowledge on Surface Acoustic Wave (SAW) touchscreen technology with this quiz. Learn about how ultrasonic waves are used to detect touch events and the potential risks that can damage these touchscreen panels.
