Joaloka sesebelisoa se secha sa ho kenya, skrine ea ho ama hona joale ke mokhoa o bonolo ka ho fetisisa, o loketseng le oa tlhaho oa ho sebelisana le k'homphieutha ea motho.
The touch screen, eo hape e tsejoang e le "touch screen" kapa "touch panel", ke sesebelisoa sa kristale sa mokelikeli se inductive se ka amohelang matšoao a ho kenya joalo ka mabitso;ha li-button tsa graphic tse skrineng li angoa, sistimi ea maikutlo a tactile skrineng e ka khona Lisebelisoa tse fapaneng tse hokelang li tsamaisoa ho latela mananeo a reriloeng esale pele, a ka sebelisoang ho nkela liphanele tsa likonopo tsa mochini le ho theha litlamorao tse hlakileng tsa molumo le video ka li-skrini tsa LCD.Libaka tse ka sehloohong tsa ts'ebeliso ea li-skrini tsa Ruixiang ke lisebelisoa tsa bongaka, masimo a indasteri, lisebelisoa tse tšoaroang ka letsoho, Smart Home, tšebelisano ea batho le khomphutha, jj.
Likarolo tse tloaelehileng tsa skrineng sa touch
Kajeno ho na le mefuta e mengata ea mantlha ea li-touch screens: resistive touch screens, surface capacitive touch screens le inductive capacitive touch screens, surface acoustic wave, infrared le beng wave, digitizer e sebetsang le Optical imaging touch screens.Ho ka ba le mefuta e 'meli ea tsona, mofuta o le mong o hloka ITO, joalo ka mefuta e meraro ea pele ea li-skrini tsa touch,' me mofuta o mong ha o hloke ITO ka sebopeho, joalo ka mefuta ea morao-rao ea li-skrini.Hajoale 'marakeng, li-screens tse hanyetsanang le li-touch screens tse sebelisang thepa ea ITO ke tsona tse sebelisoang haholo.Lintlha tse latelang li hlahisa tsebo e amanang le li-touch screens, tse lebisang tlhokomelo ho li-resistive le capacitive screens.
Sebopeho sa skrine sa ho ama
Sebopeho se tloaelehileng sa "touch screen" hangata se na le likarolo tse tharo: likarolo tse peli tse bonaletsang tse hanyetsanang, lera le arohaneng lipakeng tsa li-conductors tse peli, le li-electrode.
Resistive conductor layer: The substrate e ka holimo e entsoe ka polasetiki, substrate e ka tlase e entsoe ka khalase, 'me conductive indium tin oxide (ITO) e koahetsoe holim'a substrate.Sena se theha mekhahlelo e 'meli ea ITO, e arotsoe ke li-pivots tse ikhethileng tse ka bang sekete sa inch ea botenya.
Electrode: E entsoe ka thepa e nang le conductivity e babatsehang (e kang enke ea silevera), 'me conductivity ea eona e ka bang makhetlo a 1000 ho feta ea ITO.(Capacitive touch panel)
Isolation layer: E sebelisa filimi e tšesaane haholo ea polyester ea PET.Ha bokaholimo bo angoa, bo tla khumama fatše 'me bo lumelle likarolo tse peli tsa ho roala ha ITO ka tlase ho ikopanya ho hokahanya potoloho.Ke ka lebaka leo skrine ea ho ama e ka fihlelang ho ama Senotlolo.surface capacitive touch screen.
Resistive touch screen
Ka mantsoe a bonolo feela, "resissive touch screen" ke sensor e sebelisang molao-motheo oa ho utloa khatello ho fihlela ho ama.skrine e hanyetsanang
Resistive touch screen molao-motheo:
Ha monoana oa motho o hatella bokaholimo ba sekirini se hanyetsang, filimi e rekere ea PET e tla kobeha ho ea tlaase, e lumelle liphahlo tsa ITO tse ka holimo le tse ka tlaase hore li hokahane ho etsa ntlha ea ho ama.ADC e sebelisetsoa ho bona voltage ea ntlha ho bala boleng ba khokahanyo ea X le Y.sekirini sa ho thetsa se hanyetsang
Lits'oants'o tsa "Resistive touch screen" hangata li sebelisa lithapo tse 'ne, tse hlano, tse supileng kapa tse robeli ho hlahisa motlakase oa leeme la skrineng le ho bala ntlha ea tlaleho.Mona haholo-holo re nka mela e mene e le mohlala.Molao-motheo o tjena:
1. Eketsa Vref ea kamehla ea motlakase ho X + le X- electrode, 'me u kopanye Y + ho ADC e phahameng ea ho itšireletsa.
2. Sebaka sa motlakase pakeng tsa li-electrode tse peli se ajoa ka mokhoa o ts'oanang ho tloha X + ho X-.
3. Ha letsoho le ama, likarolo tse peli tsa conductive li kopana sebakeng sa ho ama, 'me bokhoni ba X layer sebakeng sa ho ama bo lebisitsoe ho ADC e amanang le Y layer ho fumana Vx ea motlakase.skrine e hanyetsanang
4. Ka Lx / L = Vx / Vref, lihokahanyo tsa ntlha ea x li ka fumanoa.
5. Ka mokhoa o ts'oanang, kopanya Y + le Y- ho Vref ea motlakase, li-coordinate tsa Y-axis li ka fumanoa, ebe li kopanya X + electrode ho ADC e phahameng ea impedance ho e fumana.Ka nako e ts'oanang, skrine ea ho ama e nang le mehala e mene e ke keng ea fumana likhokahano tsa X / Y feela, empa hape le ho lekanya khatello ea lebitso.
Sena se bakoa ke hore khatello e kholoanyane, ho kopana ho hoholo, 'me khanyetso e fokotseha.Ka ho lekanya khanyetso, khatello e ka baloa.Boleng ba motlakase bo lekana le boleng ba coordinate, ka hona bo hloka ho lekanyetsoa ka ho bala hore na ho na le ho kheloha boleng ba voltage ea sebaka sa coordinate (0, 0).skrine e hanyetsanang
Melemo le mefokolo ea Resistive touch screen:
1. The resistive touch screen e ka ahlola ntlha e le 'ngoe feela nako le nako ha e sebetsa.Haeba ho na le lintlha tse fetang tse peli tsa ho ama, e ke ke ea ahloloa ka nepo.
2. Lits'oants'o tse hanyetsanang li hloka lifilimi tse sireletsang le ho lekoa khafetsa, empa li-screens tse hanyetsang ha li angoe ke lerōle, metsi le litšila.resistive touch screen panel
3. Ho roala ha ITO ho skrineng sa ho ama ho batla ho le tšesaane ebile ho bonolo ho robeha.Haeba e le e teteaneng haholo, e tla fokotsa ho fetisoa ha leseli le ho etsa hore ho bonahatsa ka hare ho fokotsa ho hlaka.Le hoja lesela le tšesaane la tšireletso la polasetiki le eketsoa ho ITO, ho ntse ho le bonolo ho otlolloa.E senngoa ke lintho;mme hobane hangata e angoa, mapetsong a manyane kapa esita le deformation e tla hlaha holim'a ITO kamora nako e itseng ea ts'ebeliso.Haeba e 'ngoe ea likarolo tse ka ntle tsa ITO e senyehile' me e robeha, e tla lahleheloa ke karolo ea eona e le mokhanni 'me bophelo ba skrine ea ho ama bo ke ke ba nka nako e telele..resistive touch screen panel
capacitive touch screens, capacitive touch screens
Ho fapana le li-screens tsa resistive touch, capacitive touch ha e itšetlehe ka khatello ea menoana ho theha le ho fetola boleng ba voltage ho bona likhokahano.Haholo-holo e sebelisa matla a hona joale a 'mele oa motho ho sebetsa.capacitive touch screens
Capacitive touch screen molao-motheo:
Li-capacitive screens li sebetsa ka ntho leha e le efe e nang le tjhaja ea motlakase, ho kenyeletsa le letlalo la motho.(Tefiso e jeoang ke 'mele oa motho) Li-capacitive touch screens li entsoe ka lisebelisoa tse kang li-alloys kapa indium tin oxide (ITO), 'me litefiso li bolokoa ho marang-rang a micro-electrostatic a masesaane ho feta moriri.Ha monoana o tobetsa skrineng, palo e nyenyane ea hona joale e tla kenngoa sebakeng sa ho kopana, e leng se bakang ho theoha ha motlakase ho electrode ea sekhutlo, 'me morero oa ho laola ho ama o finyelloa ka ho utloa matla a fokolang a' mele oa motho.Ke ka lebaka leo "touch screen" e sa arabeleng ha re roala liatlana ebe re e tšoara.skrine ea capacitive touch e bonts'itsoeng
Capacitive screen sensing mofuta oa mofuta
Ho ea ka mofuta oa induction, e ka aroloa ka matla a holim'a metsi le matla a projeke.Li-projected capacitive screens li ka aroloa ka mefuta e 'meli: li-self-capacitive screens le mutual capacitive screens.Sesepa se tloaelehileng sa mutual capacitive ke mohlala, se entsoeng ka li-electrode tsa ho khanna le ho amohela li-electrode.surface capacitive touch screen
Skrine sa sefahleho sa capacitive touch:
Surface capacitive e na le lera le tloaelehileng la ITO le foreime ea tšepe, e sebelisang li-sensor tse likhutlong tse 'ne le filimi e tšesaane e ajoang ka ho lekana holim'a metsi.Ha monoana o tobetsa skrineng, monoana oa motho le sekirini sa ho thetsa li sebetsa e le li-conductor tse peli tse tjhajiloang, li atamelana ho etsa coupling capacitor.Bakeng sa maqhubu a phahameng, capacitor ke mokhanni o tobileng, kahoo monoana o hula motlakase o monyenyane haholo ho tloha sebakeng sa ho kopana.Hona joale e phalla ho tsoa ho li-electrode likhutlong tse 'nè tsa skrine ea ho ama.Matla a hona joale a lekana le sebaka sa ho tloha monoana ho ea ho electrode.Selaoli sa ho ama se lekanya boemo ba ntlha ea ho ama.skrine ea capacitive touch e bonts'itsoeng
Skrine e lebelletsoeng ea capacitive touch screen:
Ho sebelisoa ITO e le 'ngoe kapa ho feta e hlophisitsoeng ka hloko.Likarolo tsena tsa ITO li hlophisitsoe ho etsa li-electrode tse tšekaletseng le tse otlolohileng, 'me li-chips tse ikemetseng tse nang le tšebetso ea ho utloa li thekeselitsoe ka mela/likholomo ho theha matrix ea axis-coordinate sensing unit ea bokhoni bo lebelletsoeng.: Liaxe tsa X le Y li sebelisoa e le mela e arohaneng le mela e arohaneng ea likarolo tsa ho lemoha tse hokahaneng ho bona bokhoni ba yuniti e 'ngoe le e 'ngoe ea sensisi ea grid.surface capacitive touch screen
Litekanyetso tsa mantlha tsa skrine ea capacitive
Palo ea likanale: Palo ea mehala ea likanale e hoketsoeng ho tloha ho chip ho ea skrineng se thefutsoang.Ha ho ntse ho e-na le mechine e mengata, litšenyehelo li phahame 'me li-wiring li rarahane haholoanyane.Bokhoni ba setso: M + N (kapa M * 2, N * 2);bokhoni ba bobeli: M+N;bokhoni ba mahlakore a mabeli: M*N.capacitive touch screens
Palo ea li-node: Palo ea data e nepahetseng e ka fumanoang ka sampuli.Ha ho na le li-node tse ngata, lintlha tse ngata li ka fumanoa, li-coordinate li baloa li nepahetse haholoanyane, 'me sebaka sa ho ikopanya se ka tšehetsoang se senyenyane.Bokhoni ba ho ikemela: bo lekanang le palo ea likanale, matla a mabeli: M*N.
Sekhahla sa liteishene: sebaka se pakeng tsa litsi tse haufi tsa likanale.Ha li-node li le ngata, molumo o lumellanang le ona o tla ba o monyenyane.
Bolelele ba khoutu: ho mamellana feela ho hloka ho eketsa lets'oao la sampole ho boloka nako ea lisampole.The mutual capacitance scheme ka 'na ba le lipontšo holim'a mela drive multiple ka nako e tšoanang.Ke likanale tse kae tse nang le matšoao ho ipapisitsoe le bolelele ba khoutu (hangata likhoutu tse 4 ke tsona tse ngata).Hobane decoding e ea hlokahala, ha bolelele ba khoutu bo le boholo haholo, bo tla ba le tšusumetso e itseng ho thellang ka potlako.capacitive touch screens
Projeke ea capacitive skrine molao-motheo oa capacitive touch screens
(1) Capacitive touch screen: Li-electrode tse tšekaletseng le tse otlolohileng li tsamaisoa ke mokhoa o le mong oa ho utloa.
Bokaholimo ba khalase ea "capacitive touch screen" e ikemetseng e sebelisa ITO ho theha li-electrode tse rapameng le tse otlolohileng.Li-electrode tsena tse rapameng le tse theohileng li etsa li-capacitor le fatše ka ho latellana.Bokhoni bona hangata bo bitsoa "self-capacitance".Ha monoana o ama skrine ea capacitive, bokhoni ba monoana bo tla be bo behoa holim'a bokhoni ba skrine.Ka nako ena, skrine e ikemetseng e lemoha li-electrode tse rapameng le tse otlolohileng ebe e etsa qeto ea likhokahano tse tšekaletseng le tse theohileng ka ho latellana ho ipapisitse le liphetoho tsa bokhoni pele le ka mor'a ho ama, ebe lihokela tsa Touch li kopantsoe sefofane.
Matla a likokoana-hloko a eketseha ha monoana o ama: Cp'=Cp + Cfinger, moo Cp- e leng matla a likokoana-hloko.
Ka ho lemoha phetoho ea capacitance ea parasitic, sebaka se amang monoana se khethoa.capacitive touch screens
Nka mokhoa oa ho iketsetsa matla a mabeli e le mohlala: likarolo tse peli tsa ITO, li-electrode tse rapameng le tse otlolohileng li thehiloe ka tatellano ho theha matla a ho iketsetsa matla, le mechine ea ho laola M + N.ips LCD capacitive touch screen
Bakeng sa li-skrini tse ikemetseng, haeba e le ho ts'oara ha 'ngoe, pono ea litsela tsa X-axis le Y-axis e ikhetha,' me lihokahanyo tse kopantsoeng le tsona li ikhetha.Haeba lintlha tse peli li angoa skrineng sa ho ama 'me lintlha tse peli li le ka mahlakoreng a fapaneng a axis ea XY, ho tla hlaha likhokahanyo tse 4.Empa ho hlakile hore ke likhokahano tse peli feela tsa 'nete,' me tse ling tse peli li tsejoa e le "ghost points".ips LCD capacitive touch screen
Ka hona, litšoaneleho tsa motheo tsa skrine se ikemetseng li etsa qeto ea hore e ka angoa ke ntlha e le 'ngoe feela' me e ke ke ea finyella mekhoa e mengata ea 'nete.ips LCD capacitive touch screen
Mutual capacitive touch screen: Qetello ea ho romella le ho amohela li fapane ebile li tšela ka holimo.capacitive multi touch
Sebelisa ITO ho etsa li-electrode tse fetang le li-electrode tsa longitudinal.Phapang ho tloha ho intša capacitance ke hore capacitance e tla thehoa moo lihlopha tse peli tsa li-electrode li kopanang, ke hore, lihlopha tse peli tsa li-electrode ka ho latellana li theha lipalo tse peli tsa matla.Ha monoana o ama skrine ea capacitive, e ama ho kopanya pakeng tsa li-electrode tse peli tse khomaretsoeng sebakeng sa ho ama, ka hona ho fetola matla pakeng tsa li-electrode tse peli.capacitive multi touch
Ha li lemoha matla a mabeli, li-electrode tse tšekaletseng li romela mats'oao a ho hlasimolla ka tatellano, 'me li-electrode tsohle tse emeng li amohela matšoao ka nako e le ngoe.Ka tsela ena, litekanyetso tsa capacitance libakeng tsa mateano tsa li-electrode tsohle tse rapameng le tse theohileng li ka fumanoa, ke hore, boholo ba capacitance ea sefofane se nang le mahlakore a mabeli sa skrine ea ho ama, e le hore se ka phethahala.multi touch.
The coupling capacitance e fokotseha ha monoana o e ama.
Ka ho lemoha phetoho ea coupling capacitance, boemo bo angoang ke monoana bo ikemiselitsoe.CM - coupling capacitor.capacitive multi touch
Nka mokhoa oa ho iketsetsa matla a mabeli e le mohlala: likarolo tse peli tsa ITO li kopana ho etsa li-capacitor tsa M * N le litsela tsa ho laola M + N.capacitive multi touch
Theknoloji ea Multi-Touch All-Point e thehiloe holim'a li-screens tse lumellanang 'me e arotsoe ka theknoloji ea Multi-TouchGesture le Multi-Touch All-Point, e leng temoho ea mekhoa e mengata ea tsela ea boitšisinyo le boemo ba ho ama menoana.E sebelisoa haholo temohong ea boitšisinyo ba mohala oa thekeng le ho ama ka menoana e leshome.Sebaka sa ho leta.Ha se feela boitšisinyo le temoho ea menoana e mengata e ka lemohuoang, empa mefuta e meng e sa amang menoana le eona e lumelletsoe, hammoho le kananelo ka ho sebelisa liatla, kapa matsoho a roala liatlana.Mokhoa oa ho sekena oa Multi-Touch All-Point o hloka ho skena ka thoko le ho lemoha lintlha tsa mateano tsa mola le kholumo e 'ngoe le e 'ngoe ea skrineng sa ho thetsa.Palo ea likhakanyo ke sehlahisoa sa palo ea mela le palo ea likholomo.Ho etsa mohlala, haeba sekirini sa ho thetsa se na le M mela le N kholomo, se hloka ho hlahlojwa.Libaka tsa mateano ke linako tsa M * N, e le hore phetoho ea bokhoni bo bong le bo bong bo ka bonoa.Ha ho na le ho ama monoana, matla a mahlakore a mabeli a fokotseha ho fumana sebaka sa ntlha e 'ngoe le e' ngoe ea ho ama.capacitive multi touch
Capacitive touch screen sebopeho mofuta
Sebopeho sa motheo sa skrine se arotsoe ka likarolo tse tharo ho tloha holimo ho ea tlaase, khalase e sireletsang, lesela la ho ama, le phanele ea pontšo.Nakong ea ts'ebetso ea tlhahiso ea li-skrini tsa mohala oa thelefono, khalase e sireletsang, skrine ea ho ama, le skrine ea pontšo li hloka ho tlamahanngoa habeli.
Kaha khalase e sireletsang, skrine ea ho ama, le skrine ea pontšo li feta ka mokhoa oa laminating nako le nako, tekanyo ea lihlahisoa e tla fokotseha haholo.Haeba palo ea li-laminations e ka fokotsoa, ha ho pelaelo hore tekanyo ea lihlahisoa e tla ntlafatsoa.Hona joale, baetsi ba liphanele tse nang le matla a ho feta ba atisa ho khothalletsa litharollo tsa On-Cell kapa In-Cell, ke hore, ba atisa ho etsa sekhahla sa ho ama skrineng sa pontšo;ha baetsi ba li-touch module kapa bahlahisi ba lisebelisoa tse holimo ba rata ho rata OGS, ho bolelang hore lesela la ho ama le Entsoe ka khalase e sireletsang.capacitive multi touch
In-Cell: e bua ka mokhoa oa ho kenya ts'ebetso ea "touch panel" ka har'a lipikselse tsa kristale ea metsi, ke hore, ho kenya ts'ebetso ea sensor ea touch ka har'a skrineng sa ponts'o, e ka etsang hore skrini se be bobebe hape se be bobebe.Ka nako e ts'oanang, skrine ea In-Cell e tlameha ho kenngoa ka IC ea ho ama e ts'oanang, ho seng joalo e tla lebisa ho matšoao a fosahetseng a ho ama kapa lerata le feteletseng.Ka hona, li-In-Cell skrini li ikemetse feela.capacitive multi touch
On-Cell: e bua ka mokhoa oa ho kenya skrineng se ts'oaroang lipakeng tsa "filthara ea mebala" le polarizer ea skrineng sa ponts'o, ke hore, ka sensor ea ho ama ka har'a phanele ea LCD, e seng thata haholo ho feta In Cell technology.Ka hona, skrini se sebelisoang khafetsa 'marakeng ke skrini sa Oncell.ips capacitive touch screen
OGS (Tharollo e le 'ngoe ea Glass): Theknoloji ea OGS e kopanya skrine ea ho ama le khalase e sireletsang, e koahela ka hare ho khalase e sireletsang ka ITO conductive layer,' me e etsa ho roala le photolithography ka ho toba ka khalase e sireletsang.Kaha khalase e sireletsang ea OGS le skrine ea ho ama li kopantsoe hammoho, hangata li hloka ho matlafatsoa pele, ebe li koahetsoe, li kenngoa, 'me qetellong li khaola.Ho itšeha ka khalase e halefileng ka tsela ena ho thata haholo, ho na le litšenyehelo tse phahameng, lihlahisoa tse fokolang, 'me ho etsa hore mapheo a mang a moriri a thehoe mathōkong a khalase, e leng se fokotsang matla a khalase.ips capacitive touch screen
Papiso ea melemo le likotsi tsa li-skrini tsa capacitive touch:
1. Mabapi le ponaletso ea skrine le litlamorao tsa pono, OGS ke eona e ntle ka ho fetisisa, e lateloe ke In-Cell le On-Cell.ips capacitive touch screen
2. Bosesane le bobebe.Ka kakaretso, In-Cell ke eona e bobebe ka ho fetesisa ebile e tšesaane, e lateloe ke OGS.On-Cell e mpe hanyane ho feta tse peli tsa pele.
3. Mabapi le matla a skrine (ho hanyetsa tšusumetso le ho theoha ho hanyetsa), On-Cell ke eona e molemo ka ho fetisisa, OGS ke ea bobeli, 'me In-Cell ke eona e mpe ka ho fetisisa.Ho lokela ho totobatsoa hore OGS e kopanya ka ho toba khalase ea tšireletso ea Corning le lera la ho ama.Ts'ebetso ea ts'ebetso e fokolisa matla a khalase mme skrineng e boetse e fokola haholo.
4. Mabapi le ho ama, kutloisiso ea ho ama ea OGS e molemo ho feta ea li-skrini tsa On-Cell / In-Cell.Mabapi le ts'ehetso ea li-touch tse ngata, menoana, le setaele sa Stylus, OGS e hlile e betere ho feta In-Cell/On-Cell.Lisele.Ntle le moo, hobane skrineng sa In-Cell se kopanya ka kotloloho sekhahla sa ho ama le lera la kristale la mokelikeli, lerata la kutlo le batla le le leholo, 'me ho hlokahala chip e khethehileng bakeng sa ho sefa le ho lokisa.Lits'oants'o tsa OGS ha li itšetlehe hakaalo ka li-touch chips.
5. Litlhoko tsa tekheniki, In-Cell / On-Cell li rarahane ho feta OGS, mme taolo ea tlhahiso le eona e thata haholoanyane.ips capacitive touch screen
Boemo ba sekirini sa touch quo le mekhoa ea nts'etsopele
Ka tsoelo-pele e tsoelang pele ea theknoloji, li-touch screens li fetohile ho tloha ho li-resissive-screens nakong e fetileng ho ea ho li-capacitive screens tse seng li sebelisoa haholo.Matsatsing ana, li-skrini tsa "Incell le Incell touch" ke khale li le 'marakeng oa mantlha mme li sebelisoa haholo mafapheng a fapaneng joalo ka mehala ea cellular, matlapa le likoloi.Mefokolo ea li-screens tsa capacitive tsa setso tse entsoeng ka filimi ea ITO li ntse li bonahala haholoanyane, tse kang ho hanyetsa ho matla, ho bonolo ho robeha, ho thata ho tsamaisa, joalo-joalo Haholo-holo litšoantšong tse kobehileng kapa tse kobehileng kapa tse feto-fetohang, conductivity le khanya ea transmittance ea capacitive screens .E le ho finyella tlhokahalo ea 'maraka ea li-touch screens tsa boholo bo boholo le litlhoko tsa basebelisi bakeng sa li-touch screens tse bobebe, tse tšesaane le tse molemo ho li tšoara, li-screens tse kobehileng le tse phutholohang li hlahile' me butle-butle li sebelisoa lithelefonong tsa cellular, likoloi tsa koloi, limmaraka tsa thuto, seboka sa video, joalo-joalo Scenes.Curved surface fold flexible touch e fetoha mokhoa oa nts'etsopele ea nako e tlang.ips capacitive touch screen
Nako ea poso: Sep-13-2023