ozi

 

Koodu QR, aha zuru oke nke koodu nzaghachi ngwa ngwa, nke a makwaara dị ka "koodu nzaghachi ngwa ngwa", bụ koodu akụkụ abụọ nwere matriks, nke ụlọ ọrụ ụgbọ ala Japan Denso Wave mepụtara na 1994, yana onye bụ onye mepụtara koodu QR Yuan Changhong. Ya mere, marakwa dị ka "Nna nke QR Code".

 

Dị ka a na-ahụ site na aha ahụ, enwere ike ịgụ koodu abụọ a ngwa ngwa ma mara ya, ma nwee nnukwu ọsọ ọsọ na njirimara ịgụ ihe niile. Nke a bụ ngwa igwe nwere ike ịgụ koodu barcode nwere ike ịnwe ọtụtụ ozi gbasara ihe etinyere na ya. N'ihi nnukwu ikike nke data na ịdị mma nke ịgụ ihe, a na-eji koodu QR eme ihe ugbu a na obodo m.

 

Uru nke koodu QR

 

1: Nnukwu ego nchekwa ozi

 Barcode ọdịnala nwere ike ijikwa ihe dị ka ibe 20 nke ozi, ebe koodu QR nwere ike ijikwa ozi iri na abụọ ruo narị ugboro karịa koodu barcode. Na mgbakwunye, koodu QR nwere ike ịkwado ụdị data ndị ọzọ (dịka ọnụọgụgụ, mkpụrụedemede Bekee, mkpụrụedemede Japanese, mkpụrụedemede China, akara, ọnụọgụ abụọ, koodu njikwa, wdg).

 

2: Obere akara ukwu maka nhazi data

 Ebe ọ bụ na koodu QR nwere ike hazie data n'ụzọ kwụ ọtọ na kwụ ọtọ nke barcode n'otu oge, oghere nke koodu QR nwere bụ naanị ihe dị ka otu ụzọ n'ụzọ iri nke koodu mkpọchi maka otu ozi.

 

3: Ike mgbochi mmejọ siri ike

 Koodu QR nwere “ọrụ mmezi mperi” siri ike. N'ọtụtụ oge, ọ bụrụgodị na ụfọdụ akara koodu emerụrụ ma ọ bụ mebie, enwere ike nwetaghachi data ahụ site na mgbazi njehie.

 

4: Ọgụgụ na nnabata niile

 Enwere ike ịgụ koodu QR ngwa ngwa n'akụkụ ọ bụla site na 360º. Isi ihe iji nweta uru a dị na usoro nhazi atọ dị na koodu QR. Akara ndokwa ndị a nwere ike inyere onye nyocha ahụ aka iwepụ nnyonye anya nke ụkpụrụ ndabere mgbe ị na-enyocha koodu mkpọchi wee nweta ọgụgụ ngwa ngwa na kwụsie ike.

 

5: Nkwado data jikota ọrụ

 Koodu QR nwere ike kewaa data n'ọtụtụ koodu, enwere ike kewaa koodu QR ruru 16, yana enwere ike ijikọ ọtụtụ koodu kewara n'ime otu koodu QR. Njirimara a na-enye ohere ka ebipụta koodu QR na mpaghara dị warara na-emetụtaghị ozi echekwara.

 

                               

Ngwa ngwa nbipute koodu QR

 

A na-eji koodu QR eme ihe ugbu a na njikwa ngwa ngwa, njikwa ụlọ nkwakọba ihe, njikwa ngwa ahịa, ịkwụ ụgwọ ekwentị na mpaghara ndị ọzọ. A na-ejikwa koodu QR na ndụ kwa ụbọchị maka koodu ụgbọ ala na ụzọ ụgbọ oloko na kaadị azụmahịa WeChat QR.

 

Site na mmụba nke koodu QR, ndị na-ebi akwụkwọ maka ibipụta akara koodu QR aghọwo ihe dị mkpa. Ka ọ dị ugbu a, akara ndị nbipute barcode dị n'ahịa na-akwado ibipụta koodu QR.