Botae titiriw a ɛwɔ resistive touchscreens mu ne sɛ ɛyɛ nea ɛho ka sua sɛ wɔbɛyɛ. Ɛwom sɛ resistive-touch adwumayɛ taa yɛ nea ɛyɛ mfitiasede biako-nsateaa a wɔde ka ne nsa a wɔde yɛ ade de, nanso ɛda so ara som nea ɛtrɛw a wɔde di dwuma. Wobetumi ahu resistive touchscreens wɔ kar, aduruyɛ, ne mfiridwuma mu nneɛma mu, na nokwarem no, twe adwene si-atɔn (POS) terminals so.
Resistive touchscreens nso kɔ so di application ahorow a ɛhwehwɛ touchscreens a ɛboro nsateakwaa 10 so, efisɛ ɛka a wɔbɔ wɔ-capacitance mfiridwuma ho no kɔ soro kɛse bere a screen kɛse te no. Bio nso, mfitiase mfiri ahorow bi a ɛyɛ mfiri (OEM) kɔ so de resistive touchscreens di dwuma wɔ feature phones, GPS, digital still cameras, ne printers mu a wɔn botae ne sɛ wɔbɛma ɛka a wɔbɔ wɔ gua ahorow so no akɔ fam wɔ gua ahorow a ɛrehyia bo akansi a emu yɛ den mu.
Nea ɛne eyi bɔ abira no, projected-capacitance touchscreens ma adwumayɛ a ɛkorɔn wɔ pɛpɛɛpɛyɛ, ahoɔden a wɔde di dwuma, ne refresh rate mu. Wɔsan nso wɔ optical transmissivity a ɛkyɛn so (ɛboro 90%), na ɛma hann a ɛyɛ hyew na ɛda adi pefee. Nea ɛnte sɛ resistive touchscreens no, projected capacitance no yɛ nea ɛtra hɔ kyɛ, scratch-ɛko tia, enni onyin ho sɛnkyerɛnne biara, na enhia sɛ wɔde calibration biara mma.
Projected capacitance nso betumi aboa multi-finger touch input ne gestures, a ɛbɛma nkɔso kɛse aba wɔ user interface no mu. Nneɛma a agye din te sɛ abien-nsateaa pinch ne zoom ma wɔn a wɔde di dwuma no yɛ zoom wɔ mfonini bi so. Multi-touch, OEMs tumi yɛ custom gestures, a ɛde value ka ho ma end users na wobetumi ahyɛ ho nkuran sɛ product differentiators.
