Touch screen Technology by Jazz
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Transcript of Touch screen Technology by Jazz
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A SEMINAR ON
Touch Screen Technology
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INTRODUCTION
A touchscreen is an electronic visual display that the user can control by touching it.
The touchscreen enables the user to interact directly with what is displayed, rather than using a mouse touchpad or any other intermediate device
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INTRODUCTION DEFINITION TYPES OF TOUCH SCREEN HOW DOES IT WORK? WHAT ARE TOUCH SCREEN USED FOR? ADVANTAGES OF TOUCH SCREEN DISADVANTAGES OF TOUCH SCREEN CONCLUSION
CONTENTS
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DEFINITION
A touch screen is a computer display screen that is also an input device.
A user interacts with the computer by touching pictures or words on the screen.
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TYPES OF TOUCH SCREEN
Resistive
Capacitive
Surface Wave
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Resistive touchscreens are pressure sensitive, so they can be operated with any input device, including a gloved hand or stylus.
easily damaged by sharp objects.
they offer only 75% clarity.
RESISTIVE
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RESISTIVE TOUCH SCREEN
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CAPACITIVE
Capacitive screens are resistant to outside elements, making them very durable.
capacitive panels must be touched with a finger.
maintains high clarity.
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CAPACITIVE TOUCH SCREEN
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SURFACE ACOUSTIC WAVE
Surface wave touch screen are more advanced technology that provides high durability and can be operated by either human touch or stylus.
offers highest clarity.
considerably more expensive.
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SURFACE WAVE TOUCH SCREEN
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USES OF TOUCH SCREEN
Public Information Displays
Customer Self-Services
Computer Based Training
Assistive Technology
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PUBLIC INFORMATION DISPLAYS
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TOUCH SCREEN MOBILE
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ASSISTIVE TECHNOLOGY
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ADVANTAGES
Ideal for web browsing, picture and movies.
Simple user interfaces, which are more easy to use. (iPhone once again is a good example).
Touchscreen devices have fewer buttons .
No extra peripherals are needed.
Time saving.
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DISADVANTAGES
Big screen leads to low battery life.
Screens get very dirty.
These devices require massive computing power which leads to slow devices and low battery life.
More expensive than alternative devices.
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Though the touch screen technology contains some limitations but it’s very user friendly, fast, accurate, easy for the novices & fun to operate.
CONCLUSION
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THANK YOU