Banyere nyocha koodu QR n'ịntanetị

Emepụtara koodu QR ogologo oge gara aga, o guzobela onwe ya dị ka sesame dị oke ọnụ ahịa kemgbe ejiri ya na ọnọdụ ọrịa Covid-19. Koodu QR na-anọchite anya "koodu nzaghachi ngwa ngwa". Ọ bụ koodu mkpọchi akụkụ abụọ, nke na-eme ka o kwe omume ịchekwa data dijitalụ.

Ọ na-egosipụta onwe ya dị ka ụdị akwụkwọ nyocha dị mgbagwoju anya, nke nwere obere oghere ojii na ndabere ọcha. Ụdị a abụghị n'ihi ohere: ọ na-akpali ya site na egwuregwu Japanese a ma ama, gaa. N'ezie, onye injinia Japan bụ Masahiro Hara mepụtara koodu QR, na 1994. Na mbụ, a na-eji ya na ụlọ ọrụ Toyota iji soro akụkụ ahụ mapụtara na ahịrị mmepụta. ya mere ọ bụ na Japan ka ọ bụrụla nke kachasị ewu ewu.

Na obodo ndị ọzọ, koodu QR ghọrọ ewu ewu nke ukwuu ka emechara. Ọ bụ naanị kemgbe mmalite 2010 ka ojiji ya na-abawanye kwa ụbọchị. Taa, ọ ga-ekwe omume ịnye tiketi ụgbọ oloko gị n'ụzọ dị otú a, gụọ menus nke ụlọ nri ụfọdụ, kesaa ndepụta ọkpụkpọ Spotify gị, ma ọ bụ nweta tiketi ihe nkiri gị kwadoro.

Kedu ihe kpatara koodu QR ji ewu ewu?

Usoro ya nwere ọtụtụ uru. Nke mbụ, koodu QR nwere uru dị oke mfe iji. Ọ bụghị naanị na ụdị dijitalụ dị kamakwa na mpempe akwụkwọ. Ojiji ya chọrọ naanị ngwaọrụ nwere igwefoto na-enweghị mmemme ọ bụla ọzọ.

Dabere na saịtị America Gizmodo, koodu QR nwere ike ịnwe ozi ugboro 100 karịa koodu mkpọchi dị mfe. Ya mere, ọ na-eme ka o kwe omume ịchekwa ụdị data ọ bụla. Àgwà ọzọ nke koodu QR bụ enweghị ike imebi ya. N'ihi usoro ya, ọ gaghị ekwe omume ị 'mbanye anataghị ikike' koodu QR: ọ ga-adị mkpa ịgbanwe ọnọdụ nke obere oghere ndị mejupụtara ya. Na teknụzụ, nke a agaghị ekwe omume.

Otu esi eweghachi ozi na koodu QR?
Koodu QR bụ koodu mkpọchi nwere akụkụ abụọ, nke na-eme ka o kwe omume ịchekwa data dijitalụ, dị ka URL, akara ekwentị, ozi ederede, ma ọ bụ eserese. Enwere ọtụtụ ụzọ isi gụọ koodu QR, online-qr-scanner.net na-enye nyocha koodu QR efu na usoro nyocha ndị a:

- Iji igwefoto nyochaa koodu QR: Nke a bụ ụzọ kachasị mfe iji gụọ koodu QR, naanị ị ga-atụ aka igwefoto gị na koodu QR, a ga-agụkwa ya ozugbo.
- Nyochaa koodu QR site na eserese: Nke a bụ ụzọ a na-ahụkarị iji gụọ koodu QR, ịnwere ike ịse foto nke koodu QR wee nyochaa ya site na ibugo na nyocha.
- Nyochaa koodu QR na klipbọọdụ: oge ụfọdụ ị nweghị igwefoto mana ị nwere bọọdụ. Ị nwere ike nyochaa koodu QR na klipbọọdụ gị site na mado n'ime nyocha.