Capacitive touch screen no .yɛ ade titiriw a ɛma nsu fa mu a ɛda adi pefee a wɔde abata ahwehwɛ no ani ho. Sɛ nsateaa bi ka dadeɛ no a, capacitance a ɛwɔ contact no mu no bɛsesa, na ama frequency a ɛwɔ oscillator no mu no atumi asesa. Ɛdenam frequency change a wɔbɛsusuw so no, wobetumi akyerɛ touch position no na ama wɔanya nsɛm. Esiane sɛ capacitance no sesa bere a ɔhyew, ɔhyew anaa asase so tebea horow nti, ne gyinabea nyɛ papa na drift phenomenon taa ba.
Nsonsonoe a ɛda .Capacitive touch a ɛwɔ soro no .neResistive touch screen a ɛyɛ ɔkwan biara so .
Sɛ yɛbɛka no ɔkwan biara so a, .Capacitive touch screen no .yɛ onipa-kɔmputa nkitahodi kwan a ɛboa multi-point touch.Resistive touch screen a ɛyɛ ɔkwan biara so no .Ebetumi ayɛ ade biako pɛ a ɛma obi nsa ka ade.
Sɛ nhwɛso no: Apple iPhone, Nokia N8, Nokia E7 yɛ .Capacitive touch screens ., a wobetumi de ayɛ adwuma denam nsa abien no nyinaa a wode bɛka screen no so bere koro mu, ahwehwɛ mu na woayɛ no kɛse wɔ wɛbsaet so mfonini ahorow mu, ne nea ɛkeka ho.
Nokia 5800, N97; HTC D600, S90, 5230, ne nea ɛkeka ho yɛ .Resistive touch screen ahorow a wɔde di dwuma ., a asɛm biako pɛ na ebetumi ayɛ adwuma.
