Kera nubu: Amateka ya LED Yerekana Ikoranabuhanga

Hamwe niterambere ryose ririmo gutezwa imbere mubuhanga bwo kwerekana, bisa nkibidashoboka kwizera ko ubumenyi bwakoreshejwe mugukora no guteza imbere ubwo buhanga bumaze imyaka irenga ijana.Mubyukuri, intambwe yambere mubijyanye no kwerekana ikoranabuhanga ryatangiye mu 1897 igihe Karl Ferdinand Braun, umuhanga mu bya fiziki akaba n'uwahimbye, yubatse Cathode Ray Tube ya mbere.Iyi ntoya yagombaga kwemerera kubaka tereviziyo ya mbere bityo igakora inganda zateye imbere cyane kuva yatangira.

Iterambere rya kabiri rigaragara mu buhanga bwo kwerekana ryatangiye nyuma yimyaka icumi, mu 1907 havumbuwe Electroluminescence.Ibi bintu bisanzwe byatanga iterambere ryambere muburyo bwa LED.1952 yabonye iterambere rya ecran ya mbere ihishe, hanyuma ishyirwa mubyumba bike byo muri Amerika.Iryo koranabuhanga ntirishobora kuboneka kubakoresha imyaka mirongo itanu.

Intambwe nini yakurikiyeho mumateka ya ecran ni uguhimba itara rya mbere rya LED mu 1961. Robert Biard na Gary Pittman bahaye urumuri rwa mbere rwa LED itara rya Texas Instruments.Umwaka ukurikira Nick Holonyack yatanze urumuri rwa mbere rwa LED.Nyuma yimyaka ibiri, muri 1964, tekinoroji ya ecran yakoze indi ntera nini ihimbye LCD na plasma ya ecran yakozwe numunyamerika James Fergason.

Mugihe tekinoroji yo kwerekana telefone ari shyashya, iyambere muribi byerekanwe mu 1965 kandi niyo yambere yakoreshejwe mugucunga ikirere.HDTV nayo yatangiriye mu Buyapani mu myaka ya za 1960 na 1970, nubwo HDTV zitageze muri Amerika kugeza mu 1998. Mugihe abantu bageraga kuri ecran ya 90, OLEDs yahimbwe na Kodak bityo ibona ecran ya mbere yuzuye amabara yuzuye.

Ntabwo bitangaje, inganda zerekana zagutse vuba kandi zizakomeza kubikora.Mugaragaza ubunini butandukanye, imiterere nubuhanga bizakomeza gutezwa imbere mubikorwa bitandukanye.Nkigisubizo, akamaro ka sisitemu yo gupima neza ecran nayo izatera imbere cyane.Konica Minolta ifite sisitemu nyinshi zo gupima kugirango zihuze ibikenewe mu nganda zerekana.