Touch screen

TOUCH SCREEN TECHNOLOGY

1.Introduction2.History

Jeevan mcsullia

DEFINITION

• What are Touch Screens?

HOW DOES TOUCH SCREEN WORK

• Parts of Touch Screen System :1.Touch Sensor2.Controller3.Software

TYPES OF TOUCH SCREENS

1.Resistive Touch Screens2.Acoustic Wave Touch Screens3.Capacitive Touch Screens

RESISTIVE TOUCH SCREENS

RESISTIVE TOUCH SCREENS

• 1.Five wire technology

• 2.Four and Eight wire technology

• Advantages of Resistive Touch Screens

• Disadvantages of Resistive Touch Screens

SURFACE ACOUSTIC WAVE TOUCH SCREENS

• How Touch Screen Controller Interprets Screen Measurement?

• Advantages and disadvantages of Acoustic Wave Touch Screen

CAPACITIVE TOUCH SCREENS• Working of

Capacitive Technology

• Advantages and disadvantages of Capacitive Touch Screens

COMPARISION OF DIFFERENT TYPES OF TOUCH SCREENS

TYPE: RESISTIVE ACOUSTIC WAVE CAPACITIVE

ACTIVATION: PRESSURE SENSITIVE

WAVE ABORPTION HUMAN BODY ELECTRICITY

CLARITY: MINIMAL MEDIMUM BEST

DAMAGED BY: VERY SHARP OBJECTS

GLASS BREAKABLE

GLASS COATING WEARS OUT

CAN HANDLE DIRT: GOOD POOR BEST

MADE WITH: HARDENED ACRYLIC PLASTIC

GLASS WTH COATINGS

GLASS WITH COATINGS

DURABILITY: 15 MILLION TOUCHES

30 MILLION TOUCHES

60 MILLION TOUCHES

RESOLUTION: 1 MILLION TOUCH POINTS

1 MILLION TOUCH POINTS

1 MILLION TOUCH POINTS

WARRANTY: 1 YEAR 3 YEARS 5 YEARS

SUMMARY: BEST PRICE BEST CLARITY MOST DURABLE

CONSTRUCTION OF TOUCH SCREEN

1.Resistive:1.Top2.Inside3.Bottom2.Surface Acoustic Wave3.Capacitive

MANUFACTURING PROCESS

• Resister Conductor Sheet Material

APPLICATIONS OF TOUCH SCREENS

• Public Information Displays

• Retail and Restaurant Systems

APPLICATIONS TOUCH SCREENS

• Customer Self-Service

• Control and Automation Systems

APPLICATIONS OF TOUCH SCREENS

• Computer Based Training

• Assistive Technology

RUGGEDIZED TOUCH SCREEN TECHNOLOGIES

1.SealTouch-Industrial Faceplate2.TouchGaurd-Changeable Faceplate3.CleanTouch-Tempered Glass Faceplate4.SunTouch-Hot Mirrored Glass Faceplate5.ToughTouch-Lined Faceplate with high impact resistant thick backing

EXCLUSIVE HIGH PERFOMANCETOUCH SCREEN

TECHNOLOGY

• High Resolution Enhanced InfraredBanefits:1.Easier to pinpoint2.Better drag and drop3.Extra resolusion4.Sealing5.Better sensitive to environment

HOW TOUCH SCREN TECHNLOLGY DIFFERENT FROM OTHER DEVICES

1.No special commands to learn

2.No use of keyboards etc.

3.Entring wrong information is impossible

4.No fear of damage or lost of loose hardware pieces

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