Sɛnea ɛbɛyɛ a wobetumi anya ɛka kɛse-a wɔde di dwuma yiye no, ɛsɛ sɛ nhyehyɛe ho adwumfo a wɔne capacitive mfiridwuma yɛ adwuma no te sɛnea component integration no nya nhyehyɛe no ka ne adwumayɛ so nkɛntɛnso ase, a wobetumi de nyansa a wɔde paw nneɛma ayɛ abien no nyinaa yiye.
Nkataso a wɔde kata so:Cover lens ne touchscreen sensor no yɛ structures a ɛyɛ den a ɛyɛ touchscreen's stack-up. Wobetumi de nneɛma ahorow ayɛ akataso ahwehwɛ a ɛwɔ soro sen biara no. Sɛ wopaw lens a wɔde polymethyl methacrylate (PMMA) ayɛ sen ahwehwɛ a, ebetumi atew cover-lens cost so akodu 50%. PMMA yɛ shatter-ɛko tia nanso ebia ɛbɛtew sɛnkyerɛnne nkate so.
3. “Stack-UP†kyerɛ sɛnea nneɛma a ɛka bom yɛ no yɛ den. Nneɛma a ɛwɔ soro a wɔpaw no ka ɛka ne wɔn a wɔde di dwuma no abotɔyam.
Touchscreen sensor:Mfonini 3 kyerɛ touchscreen sensor stack pii-UP options. layer biara wɔ custom patterns ne structures etched in either ito on glass (eye optical clarity) anaasɛ PET substrate (dede a ɛko tia nyarewa a eye sen biara). Wobetumi atew ɛka so denam layers a wɔde bɛka abom so. Sɛ nhwɛso no,-layer sensor biako betumi abɔ ka akɔ fam akodu 50%, na ɛma ɛyɛ anigye ma application ahorow a atetesɛm mu no wɔde resistive touchscreens di dwuma anaasɛ wonnya nkɔɔ touchscreen-gyinaso interface so.
Ɔmansin a wɔatintim a ɛyɛ mmerɛw (FPC): .FPC no ka touchscreen panel, touchscreen controller, ne host processor no ho. FPC routing a ɛyɛ adwuma yiye no ma ɛyɛ mmerɛw sɛ ɛne nhyehyɛe no nkae no bɛka abom. Routing wɔ layer biako so nso ma ɛho ka kɔ fam koraa bere a ɛma sɛnkyerɛnne no mudi mu kura kɔ soro no.
Da no adi:Ɛkyerɛ awarefo dede kɔ touchscreen sensor ahorow so, ɛtew nkate so na ɛma tumi a ɛwɔ hɔ sɛ wɔde atoro bɛka no yɛ kɛse. Sɛnea ɛbɛyɛ a dede bɛbrɛ ase no, wobetumi de ITO shielding layer foforo ahyɛ display ne touchscreen sensor no ntam. Nanso, eyi de ɛka ne ne kɛse ka module no ho. Sɛnea ɛbɛyɛ a wobetumi ayɛ saa no, wobetumi de mframa mu nsonsonoe a ɛyɛ 0.2 kosi 0.5 mm adi dwuma de atetew mu. Eyi boa ma ɛho ka so tew, nanso ɛda so ara hwehwɛ sɛ ɛyɛ kɛse foforo.
Touchscreen a wɔde di dwuma:Touchscreen controller no nya adwumayɛ, dwumadie, ne osuahu a ɔde di dwuma no so nkɛntɛnsoɔ denam sɛdeɛ ɛdi dede ho dwumadie ho dwuma yie-nsɛnkyerɛnneɛ a ɛte nka no so. Anyɛ yiye koraa no, controller bi hia high-quality analog front ends, a wɔasi-wɔ dede a wɔde di dwuma ho tumi mu, ne nhyehyɛe a ɛyɛ nwonwa a wɔde di dwuma. Ɛdenam sɛnkyerɛnne a ɛkorɔn a wɔde ma-kɔ-dede ratio (SNR) ne dede a etu mpɔn a wɔde di dwuma so no, controller betumi atua sɛnkyerɛnne no ho ka-ahoɔden a ɛsɛe a efi dede fibea ahorow mu ba, te sɛ akataso ahwehwɛ a ne bo yɛ mmerɛw anaasɛ ade a ɛyɛ dede. Controller no nso hia algorithms a ɛne sensor ahorow a wɔde di dwuma no hyia. Sɛnea ɛbɛyɛ a wubenya mfaso afi-layer FPC biako mu no, ɛsɛ sɛ controller pin-afiri mu no boa ma wotumi yɛ nsakrae. Controller no nso kyerɛ nneɛma a ɛkɔ anim, te sɛ nsu a wotumi gyina ano anaasɛ hover, nhyehyɛe no betumi aboa.
Resistive touchscreens da so ara di hene wɔ ɛho ka-aplikeshɔn a ɛyɛ mmerɛw a ɛhwehwɛ touchscreen akɛse. Wɔsan nso di nkonim wɔ baabi-atɔn terminals, mfiridwuma, kar, ne aduruyɛ mu dwumadie. Nanso, ne nyinaa mu no, projected capacitance abɛyɛ touchscreen mfiridwuma titiriw wɔ gua so. Ɛyɛ resistive touchscreens a wɔde asi ananmu wɔ soro-volume consumer electronics applications, te sɛ mobile phones, tablet, GPS, digital still cameras, ne MP3 players, denam foforo a wɔbɛyɛ de atew ano aduru ho ka so na afei nso ɛbɛma nneɛma a ɛbɛma wɔayɛ nea ɛyɛ mmerɛw, nanso ɛyɛ anigye, a wɔde di dwuma no{8}}ntini a wɔde di akyi no ho nhyehyɛe.
Capacitive touchscreen nhyehyɛe no ne ne nneɛma atitiriw no ho ntease ma developers nya nsa a ɛyɛ den wɔ ɛka a ɛba fam kɛse mu denam stack-UP ne component choices ahorow so. Awiei koraa no, ɛde capacitive technology bɛba mid- ne low-aplikeshɔn ahorow pii mu.
