超灵敏触控技术-英语版课件

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ThedevelopmentoftouchscreenTheprincipleofsupersensitivetouchscreenTheadvantagesofsupersensitivetouchscreenSupersensitivetouchtechnologyThedevelopmentoftouchscreenResistivetouchscreenisthemainstructureoffilmandglass,theadjacentthinfilmandtheglassarecoatedwithITOcoating.whenfingerstouchingthescreen,usuallytwoconductivelayeronthetouchpointlocationhaveacontact.ResistiveTouchPanelThedevelopmentoftouchscreenBecauseofonesideofconductivelayerontheYaxis5vvoltagefield,makesthedetectionvoltagefromzerotoanonzero.ControllertodetecttheconnectedtoA/Dconversion,andwillbecomparedwith5vvoltagevalue,cantouchpoint'sYcoordinate.SimilarlyitisconcludedthatthecoordinatesoftheXaxis,andclickonthefinish.CapacitivetouchscreenCapacitivetouchscreeniscomposedoffourlayercompositepanelscreen.Theoutermostlayerisaglasscover,andthenistheconductivelayer,thethirdlayerisinsulationglassscreen,themostinthefourthflooristheconductivelayer.Whenthecapacitancetouchscreen,fingersandinterfaceform

couplingcapacitance.Sofingersonasmallcurrent,respectivelyfromthecurrentscreeninthefourcornersoftheelectrode,fourelectrodesandthecurrentisproportionaltothedistancewiththefingertothefourcorners,throughthecalculationofthefourcurrentratio,itisconcludedthatlocation.CapacitivetouchscreenBACKSupersensitivetouchscreenBelowisadiagramofordinaryscreen,youcanseethescreengenerallyconsistsoffourparts,coverplate,theintegratedsensors,display,thefuselage.Amongthem,thesensoriscomposedofsensorandtransmittertwocomponents,thesetwocomponentsareresponsiblefordealingwithstaticelectricityproducedduringthefingeronthescreen.TheprincipleofsupersensitivetouchscreenNowtakealookatthestructureoftheultrasensitivetouchscreenSupersensitivetouchscreenWecansee,thescreencomponentsreducedfromfourtothree,thatistosay,sensorsanddisplayintegration.But

on

look

at

the

picture

above

is

not

enough

to

feel

the

beauty

of

the

ultra

sensitive

touch

screen,

let

us

look

at

the

integrated

sensor

further

apart:TheprincipleofsupersensitivetouchscreenTheprincipleofsupersensitivetouchscreenThe

real

secret

is

here:

originally

all

of

the

sensors

and

transmitter

on

the

top

of

the

screen

the

location

of

the

changed

-

transmitter

into

the

back

of

the

display

and

the

front

of

the

sensor

into

a

display,

such

a

look

and

small

adjustments

brought

a

revolutionary

change:Thebiggestchangeisthesignal-to-noiseratioofascension,andimprovingthesignal-to-noiseratioistouchsensitivity.BACKTheadvantagesofsupersensitivetouchscreenAtouchsensorcapturesthetouchofaweakersignal,suchasthesignalsfromthetouchoffingertips,gloves,andhandkerchief.Absorptionoflightsensorismuchlessthantheintegratedsensor,whichmeansthatprovidethesamelight,mobilepowerconsumedmuchless.Sensorintegrationalsomakesthethickness