TABLEOFCONTENTS:
1.TouchscreensorHumanMachineInterface(HMI)
2.Type2:Capacitive
3.Type3:SurfaceAcoustic
4.Type4:Infrared
5.PluralTechnology
TouchscreensorHumanMachineInterface(HMI)
4.InfraredTouchscreenTechnology
IntheInfraredTouchscreenTechnology,anarrayofX-andY-
axesarefittedwithpairsofIRLedsandphotodetectors.The
photodetectorsdetectanychangeinthepatternoflight
emittedbytheLedswhenevertheusertouchesthe
monitor/screen.
Thestarredassets..!!
ThepotentialnovicetouchscreentechnologyhasmanyadvantagesovertheconventionalQWERTYkeyboardand
monitor.Itisveryflexibleasopposedtoitsphysicalcounterpartssincethedigitaldisplayscanbeconfigured
anytimeatwilloftheuserasperthefunctionalities.Touchscreenallowsuserstocustomizetheinterfacefor
examplealterationoflanguageandsize.Byadjustingthesizeofthekeyboard,usercanutilizethespareareafor
displayandotheruses.Withthedecreasingsizeofcomputersandtabletsthesedays,touchscreenisanadded
advantage.Multiplefunctionshastobeperformedonasmallscreen,touchscreenallowsswitchingtoafunction
atuser’swill.Forexample,virtualkeyboardwhichisanapplicationoftouchscreenisdisplayedonthescreen
onlywhentheuserallowsittobe.
However,thereisalsotheothersideofthecoinwheretheresomefunctionalitywhichcannotbeperformedusing
aregulartouchscreenlikecut-and-paste,rightclickmenuoptions,drop-downmenus.
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