Carrol Touch Modular Flat Panel Specifications

3ContentsSection 1. A Glance at Touch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5An intr

12Office AutomationTouch technology allows the controls for complicated equipment such as sophisticated copiers to be more compact than is possible wi

13Industrial AutomationBy eliminating the keyboard in a distracting and often harsh environment, touch simplifies the human/machine interface for larg

14In order to select the touch technology that best fits your needs, it is important to take a brief look at how each technology functions. There are

15Guided Acoustic WaveGuided acoustic wave is based on transmitting acoustic waves through a glass overlay placed over the display surface. A transdu

16Scanning InfraredScanning infrared (IR) technology relies on the interruption of an IR light grid in front of the display screen. The touch frame o

17Near Field Imaging (NFI)NFI is based on a proprietary topology/imaging technology. The sensor layout is a piece of glass coated with an Indium Tin

18Section 4. Evaluating Touch TechnologiesEach touch input technology has both advantages and disadvantages. These advantages and disadvantages cons

19Stylus TypeA stylus is an object or instrument used to activate a touch system, such as a finger, pen, gloved hand, etc.CalibrationCalibration is th

20Environmental FactorsThe ability of the touch system to withstand environmental conditions is an important factor when evaluating touch technologies

21Vibration and ShockVibration and shock affect each touch technology differently, ranging from no effect to severe equipment damage. This is an impo

4Copyright © 1998 Carroll TouchAll rights reserved. No part of this book may be reproduced in any form without prior written permission from Carroll

Touch System Comparison Chart** Manufacturer’s published data.Resolution and Z-axisTransmissivityActivation, Parallax and Response TimeStylus TypeSens

Touch System Comparison Chart* (Continued)* Manufacturer’s published data.Durability/ Resistance to VandalismNEMA Ratings, Moisture ResistanceDust and

24Section 5. Comparison of the Touch TechnologiesHaving shared an overview of the various touch technologies and the factors that can affect their su

25Guided Acoustic Wave Advantagesn Resolution - The resolution of guided acoustic wave technology is determined by how quickly the controller can inte

26Resistive Overlay Advantagesn Resolution - Resistive overlay touch systems can deliver resolution of up to 4096 x 4096 touch points.n Stylus Require

27Scanning Infrared Advantagesn Transmissivity - Because there is no overlay covering the display, the transmissi-vity of infrared touch systems is 10

28Near Field Imaging Advantagesn Resolution - Near field imaging touch systems can deliver a resolution of up to 1024 x 1024 touch points.n Calibratio

29Surface Acoustic Wave Advantagesn Resolution - The resolution of surface acoustic wave technology is determined by the physical placement of the ref

30To achieve the benefits of human factors in product design, the systems integrator must realize that the full potential and advantages of touch inpu

31Space ConstraintsMany touch systems will be located in areas where space is limited. Flat panels require very little space, while CRTs tend to be b

5Section 1. A Glance at TouchWhy Touch Technology?In the past, most computers resided in laboratories and were operated by trained professionals. No

32Physical AttributesAestheticsSystem manufacturers considering the inclusion of touch are understandably concerned with aesthetics. The system must

33Of prime consideration to the applications programmer is the interaction or communication between system hardware units, the system software package

34Authoring SystemAn authoring system is a program that the application developer can use to create a touch application without writing programming co

35Touch User InterfaceThe application program is the interface between the user and the computer system. The application program presents displays, a

36Touch Activation ModesActivation mode refers to the behavior of the target when it is touched. Slides, switches and buttons are typical variations

37Alignment - The process of setting the spatial relationship of the display’s coordinate system to the touch coordinate system. This facilitates the

38Stylus - A finger, digital pen, or any device used to activate the touch system.Touch Coordinates - The positions on the x-axis and the y-axis where

39For More Information, Call Toll-Free (800) 386-8241For more information about touch technology and Carroll Touch products, refer to the list of Carr

6The Benefits of Touch TechnologyThere are many benefits to touch tech-nology that include design advantages as well as advantages to the user. n Inc

7n Simplifies Complex SystemsWhere an extensive database is involved, touch systems simplify informa-tion by limiting the number of options or amount

8n Graphical User Interfaces Graphical user interfaces support the use of graphics, color, and sound to capture and sustain a user’s interest. They a

9Do I Need Touch Technology?Touch technology is especially beneficial if...n Space is criticalTouch technology is an excellent alter-native when the

10Touch technology is widely used around the world. The most popular applications include point-of-sale/point of purchase, public information, medica

11Medical InstrumentationTouch input allows the integration of many functions into a single piece of equipment, thus saving valuable lab or surgery sp