December 15, 2006
Nhwɛsode bi hwɛ yiye wɔ nhyiam dan pon so. Fa gu kabinet mu, hyehyɛ krataa a ɛbɔ ho ban, sɔ adwumayɛbea akanea no, na ɛbɛyɛ fitaa. Nsonsonoe, ambient reflection, optical bonding, brightness ne power — nea industrial HMI screen hia ankasa, ne ade bɛn na wɔtaa twa wɔ beae a ɛnteɛ.
Nhwɛsode bi hwɛ yiye wɔ nhyiam dan pon so: ɛyɛ tuntum, ɛyɛ fitaa, kɔla ahorow no ho tew. Fa gu kabinet mu, fa krataa a ɛbɔ ho ban a ne kɛse yɛ milimita abiɛsa kata so, sɔ adwumayɛbea no atifi akanea, na screen koro no ara dan fitaa. Biribiara nni hɔ a adi nkogu. Ambient light adi nsonsonoe a ɛwɔ mu no.
Eyi ne adwene a ɛnteɛ a ɛtaa ba wɔ mfiridwuma HMI mu: sɛ wɔde panel specification bi di dwuma sɛ nea efi mu ba wɔ beae hɔ. Wɔsusuw nsonsonoe dodow a panel yɛfo bi fa ka no wɔ dan a emu yɛ sum mu, bere a adwumayɛbea fam te 500 kosi 1000 lux afe mũ no nyinaa na kabinet mfɛnsere no da adi prɛko bio. Nsonsonoe a wosusuw sɛ ɛyɛ pɛ wɔ screen so hann a wɔde ka hann a ɛdannan ho, na wɔde esum tebea mu hann a ɛka hann a ɛdannan no kyɛ mu. Sɛ hann a ɛdannan no hyɛn mu pɛ a, numerator ne denominator nyinaa nyin na ratio no hwe ase. Enti sɛ worekyerɛ custom LCD display ama industrial HMI a, asɛmmisa a edi kan no nyɛ sɛnea ɛhyerɛn na mmom baabi a screen no te, nea ɛkata so ne baabi a hann no fi.
Awosu mu nkate ne sɛ ɛbɛma hann akɔ soro. LCD module a ne kɛse yɛ 1000 cd/m2 no tra hɔ a wotumi kenkan wɔ owia tẽẽ mu, nanso wɔ kabinet mu no ɛde nsunsuanso abiɛsa ba: akyi kanea ahoɔden dɔɔso mprɛnsa kosi anan, ɔhyew boaboa ano wɔ panel no akyi, na LED junction hyew a ɛkɔ soro no ma lumen bo kɔ fam ntɛmntɛm. Mfiridwuma mu nnwinnade ntaa nnyae, enti porɔwee nyɛ mfe abiɛsa ɔhaw, efi ase wɔ asram dunwɔtwe mu.
Nea ɛma wotumi kenkan screen so owia hann ankasa ne nneɛma abiɛsa a wɔaka abom: hann a ɛdɔɔso, hann a ɛba fam wɔ soro ne esum tebea a emu dɔ ankasa. Mmienu a edi kan no si hann dodow a atwa yɛn ho ahyia no mu ho gyinae; nea ɔto so abiɛsa no si gyinae sɛ ebia tuntum da so ara yɛ tuntum anaa. Panel abien a ne nyinaa yɛ 800 cd/m2 no yɛ wɔn ade wɔ ɔkwan soronko so denam mfɛnsere so: nea wɔde anti-reflection aduru ayɛ no kɔ so yɛ nea wotumi kenkan, nea wɔansa no no kyerɛ krataa fitaa. Enti ɛsɛ sɛ nkyerɛkyerɛmu no ka reflectance, anaasɛ haze ne gloss, ne dark-state luminance ka hann ho. A specification a ɛkyerɛw hann nkutoo no benya panel a ɛyɛ mmerɛw sen biara a supplier betumi de ama.
Tu mmirika kɔ nɔma ahorow no so. Sɛ wofa panel a ne kɛse yɛ nsateakwaa ason fi 400 kosi 800 cd/m2 a, ɛbɛyɛ sɛ ɛma backlight current mmɔho abien na ɛma ɔhyew a ɛwɔ panel no akyi no kɔ soro digrii 8 kosi 12. Cabinet bi ntumi nkɔ mframa mu, ma enti ɛkɔ soro stacks wɔ ambient so na ɛnyɛ den sɛ ɛbɛpia LED junction temperature atwam digrii 70 wɔ awɔw bere mu, baabi a digrii du biara a wɔde ka ho no ma nkwa fã. Enti wɔ kabinet mu no hann a ɛfata no dɔɔso sen sɛ ɛbɛyɛ nea ɛsen biara, a sikasɛm nhyehyɛe a aka no yɛ nea wɔsɛe no wɔ anti-reflection ho. Ɛsan nso kyerɛkyerɛ nea enti a 500 cd/m2 panels abien betumi ayɛ soronko mmɔho abien wɔ bo mu: nsonsonoe no yɛ optical treatment, ɛnyɛ LEDs.
Mframa a ɛda panel ne ahobammɔ krataa ntam no ne ade a wobu ani gu so kɛse wɔ mfiridwuma HMI mu. Refractive index anammɔn a ɛda mframa ne ahwehwɛ ntam no ma hann no dannan abien na eyi hann no bɛyɛ ɔha biara mu nkyem awotwe, na nea enye koraa no, ɛma hann a atwa ho ahyia no san kɔ aniwa no mu tẽẽ. Ɛno nti na screen yɛ n’ade te sɛ ahwehwɛ wɔ awia hann mu no. Optical bonding LCD module bi de optical adhesive hyɛ saa kwan no ma, na ɛtew reflecting interfaces abien so ma ɛbɛyɛ biako.
Ɛfata sɛ wudi kan hu ɛka a wɔbɔ no. Sɛ wɔde bom wie a, panel ne glass bɛyɛ nhyiam biako a wontumi ntetew mu, enti sɛ huammɔdi a, ɛkyerɛ sɛ wɔbɛsesa abien no nyinaa. Adhesive layer no soa process asiane wɔ ɔkwan a ɛyɛ bubbles ne squeeze-out. Mpɛn pii no, unit bo kɔ soro ɔha biara mu aduonu kosi aduanan. Enti ɛnyɛ gyinaesi no ne sɛ ebia bonding ye na mmom sɛ ebia ahwehwɛ wɔ anim, owia wɔ so tẽẽ, ne bere a wɔde gyae adwuma a wobetumi de asi ananmu. Abɔnten nkuku, kar gyinabea ne nnuruyɛ teaseɛnam ma ɛyɛ nea ɛfata. Nnwinnade a ɛwɔ kabinet mu ne mfiri a wɔde yɛ dan a emu yɛ sum mu no nyɛ saa. Saa asɛm a ɛto so abiɛsa no ne nea wɔtaa piapia kɔ bonding mu, na nsonsonoe a ɛtɔ no yɛ nsonsonoe a obiara ntumi nhu.
Nsateaa a ɛwɔ adwumayɛbea bi nyɛ nsateaa a ɛwɔ telefon so. Awɔw bere mu nsateaa, nsa a srade wom ne nsa a ɛyɛ nsu nyinaa ma capacitive touch di nkogu anaasɛ ehuruw. Resistive panel taa gyina hɔ pintinn wɔ ha, efisɛ ɛte nhyɛso nka mmom sen capacitance.
Sɛ capacitive ho hia a, nneɛma abiɛsa na ɛwɔ specification no mu: maximum glove thickness, a wɔ dodow no ara designs kyerɛ sɛ ɛba fam 1.5mm, abodwokyɛre ma nsu droplets ne oil film, ne EMC ahwehwɛde, a wɔde ma sɛ inverters, servos ne welding mfiri te bɛn hɔ. Gyae wɔn no na prototype no bua bere a production units no de anwiinwii ba. Wɔ mfiridwuma mu ɔyɛkyerɛ OEM ne ODM nnwuma mu no wɔtaa siesie touch kwan no ansa na mfiri no nhyehyɛe no ayɛ nwini, efisɛ nsakrae biara a ɛba wɔ cover-glass thickness mu no hyɛ touch parameter biara sɛ wɔbɛsan ayɛ no foforo, na retuning kyerɛ validation round foforo.
Mfiridwuma mu nnwinnade tra ase mfe anum kosi du bere a ofirikafo IC a ɛwɔ display bi mu no betumi akɔ awiei wɔ mfe abiɛsa mu. Ɛho nhia sɛ adwumakuw bi a ɔyɛ LCD a wɔde kyerɛ nneɛma a ɛwɔ mfiridwuma mu a ɛsom adetɔfo a wɔtɔn nneɛma wɔ mfiridwuma mu no kyerɛ sɛ ɛwɔ hɔ nnɛ; ɛsɛ sɛ ɛkyerɛ sɛ stock wɔ mfe anum mu.
Nneɛma abiɛsa a wobetumi agye atom: ofirikafo IC no asetra mu tebea, sɛ́ ɛyɛ adwuma, wɔankamfo ankyerɛ sɛ wɔmfa nyɛ nhyehyɛe foforo, anaasɛ n’asetra awiei; dodow a aka a ɛda adi wɔ ahwehwɛ akataso no so; ne nneɛma a wɔsesa ho amanneɛbɔ nhyehyɛe. Mmienu a wodi kan no si gyinae sɛ ebia wobetumi akɔ so ayɛ nneɛma anaa. Nea ɔto so abiɛsa no si gyinae sɛ ebia ɔfã no da so ara yɛ ɔfã koro no ara anaa. Nnwuma pii nwu bere a wɔagyae no, wowuwu wɔ polariser a wɔde si ananmu a wɔmmɔ amanneɛ, baabi a photoelectric parameters tu ɔha biara mu nkyem anum na adetɔfo no nneɛma abusua no nyinaa hwere aniwa a ɛyɛ pɛpɛɛpɛ. Wɔ apam mu no, nneɛma a wɔde ma bere tenten yɛ nɔma fã bi a wɔahyehyɛ a wɔde nsakrae ho amanneɛbɔ asɛm ka ho, na ɛnyɛ bɔhyɛ.
Wɔ OEM adwuma mu no dan, nea ɛkata so, firmware ne adansedi fael no nyinaa tena adetɔfo no nkyɛn, na adwumayɛbea no si, boaboa ano na ɛsɔ hwɛ nkutoo. Wɔ ODM adwuma bi mu no adwumayɛbea no de platform a ɛwɔ hɔ dedaw ba na adetɔfo no yɛ nsonsonoe wɔ so. Mpɛn pii no, nsɛm a wɔafa aka no bɛn; asɛyɛde hye no nyɛ saa.
Akyinnyegye abien san ba bio. Hena na otua dan ho nnwinnade no ho ka, ne hena na ɔhwɛ firmware no so. Sɛ dan no yɛ nsakrae a wɔayɛ wɔ adwumayɛbea no nkuku a ɛwɔ hɔ dedaw no mu a, ɛsɛ sɛ wɔkyerɛw nsakrae no ho ka ne ne wurayɛ. Sɛ adwumayɛbea no kyerɛw firmware no a, anyɛ yiye koraa no, adetɔfo no hia binary ne ɔkwan a wɔfa so yɛ no foforo, anyɛ saa a adwumayɛfo a wɔsakra wɔ adwumayɛbea hɔ no ma mfiri no ntumi nyɛ foforo. Sɔhwɛ biako a ɛyɛ ntɛm a ɛkyerɛ sɛnea model bɛn na obi a ɔde nneɛma ma no tu mmirika ankasa: bisa sɛ wobɛhwɛ BOM no. Wɔn a wɔkyerɛ no taa yɛ OEM; wɔn a wɔpow no taa tɔn asɛnka agua.
Sɛ wɔde ahyɛ pon so a, nea ɛwɔ atifi hɔ no nyinaa yɛ nkyerɛwde awotwe: kɛse ne nsusuwii, beae a wɔhwɛ ne nsusuwii, hann ne nea ɛdannan, ɔhyew a wɔde yɛ adwuma, ntamgyinafo ne nkitahodi, ɔkwan a wɔfa so ka, ɔfasu so ayaresa a nea ɛka ho ne anti-glare, anti-reflection ne bonding, ne afe afe dodow a wɔhwɛ kwan sɛ ɛbɛtra ase. Sɛ wɔakyerɛw saa nkyerɛwde awotwe no pefee a, ɛma adwumayɛbea biara san de sika a wɔde toto ho ba wɔ nnansa mu. Sɛ wɔkyerɛw no wɔ ɔkwan a emu nna hɔ so a, nsɛm a wɔafa aka a wɔanya no rentumi mfa ntoto ho koraa.
Nsɛm biako a etwa to a ɛsɛ sɛ wɔkyerɛw ma adetɔfo. Mfiridwuma mu HMI a wɔde kyerɛ no fã a ne bo yɛ den no ntaa nyɛ nea ne bo yɛ biako; ɛyɛ sɛnea wɔayɛ no foforo a edi bere a wohui sɛ wontumi nkenkan screen no wɔ beae hɔ no akyi. Fa supplier no mounting environment, cover material ne ambient illuminance wɔ RFQ stage na ma wɔnbu reflection no ho akontaa, a ne bo yɛ mmerɛw koraa sen sɛ wobegye akyinnye wɔ akyi sɛ hena specification no nwiei.
Nsɛm biako a wɔakyerɛw afa nhwɛsode ahorow ho. Mfa sɛnea ɛte bere a wɔahyerɛn wɔ benkyi so no mmu mfiridwuma mu HMI nhwɛsode bi atɛn da; bu no atɛn wɔ beae no hann so. Fa kɔ fam, fa hyɛ kabinet no mu, na hwɛ no mprenu, wɔ nnɔnhwerew abien a ɛhyerɛn sen biara wɔ da no mu. Ɛno gye dɔnhwerew biako na ɛkyere akenkan ho haw dodow no ara ansa na wɔde adwinnade ayɛ. Hwɛ nea ɔyɛe no nneɛma ho nsɛm
Ka wo project scenario ne ahwehwɛdeɛ kyerɛ yɛn, na yɛbɛma ano aduru a ɛfata no ahyia na yɛde quote ama wɔ nnɔnhwereɛ 24 ntam.
Nya Quote a Wɔde Ma KwaCOG ne COB LCD, PMOLED / AMOLED micro-display, 0.69-10.1-inch TFT kɔla screen ne LED akyi kanea module, asia series ne 61 mfonini ahorow a wɔreyɛ; wɔayɛ kɛseɛ a ɛnyɛ gyinapɛn, nsusuiɛ, ntamgyinafoɔ, akwankyerɛ a wɔde hwɛ ne FPC sɛdeɛ mfonini ahodoɔ teɛ; gyinapɛn, mfiridwuma ne trɛw ɔhyew abiɛsa-ahoɔhare ɔhyew beae; wɔde ma sɛnea RoHS, REACH ne CE kyerɛ a wɔde nkrataa a edi mũ a ɛkyerɛ sɛ wodi mmara so no, wobetumi atrɛw asram 12 warranty mu sɛnea adwuma no te.
Sua fa display ne display module ano aduru ho ade →