ozi

Koodu akụkụ abụọ" target="_blank">A na-akpọkwa koodu akụkụ abụọ ahụ QR Code, na aha zuru oke nke QR bụ nzaghachi ngwa ngwa. Ọ bụ usoro nzuzo na-ewu ewu na ngwaọrụ mkpanaka n'afọ ndị na-adịbeghị anya. Ọ nwere ike ịchekwa ọtụtụ ihe. Ozi ahụ nwekwara ike ịnọchite anya ụdị data ndị ọzọ.
Ogwe mmanya akụkụ abụọ / akụkụ abụọ nke koodu mmanya (2 akụkụ koodu) na-edekọ ozi akara data na otu ihe oyiyi geometric nke kesara na ụgbọ elu (akụkụ abụọ) dịka iwu ụfọdụ siri dị; Iji echiche nke "0" na "1" bit iyi nke mebere ezi uche ndabere nke kọmputa, na-eji ọtụtụ geometric shapes kwekọrọ na ọnụọgụ abụọ na-anọchi anya ederede na ọnụọgụgụ ozi, na-akpaghị aka na-agụ site na ihe oyiyi ntinye ngwa ma ọ bụ photoelectric nyocha ngwa iji nweta nhazi akpaaka. nke ozi: o nwere ụfọdụ a na-ahụkarị atụmatụ nke barcode technology: onye ọ bụla koodu usoro nwere ya kpọmkwem agwa set; agwa ọ bụla nwere ụfọdụ obosara; ọ nwere ọrụ nkwenye ụfọdụ, wdg. N'otu oge ahụ, ọ nwekwara ọrụ nke njirimara nke ozi na-akpaghị aka na ahịrị dị iche iche, na nhazi nke ntụgharị eserese na isi mgbanwe.
Atụmatụ
1. Njupụta dị elu, ikike ozi buru ibu: ọ nwere ike ịnabata ihe ruru 1850 mkpụrụedemede ukwu ma ọ bụ nọmba 2710 ma ọ bụ 1108 bytes, ma ọ bụ karịa mkpụrụedemede 500 nke China, nke dị ọtụtụ ugboro dị elu karịa ikike ozi barcode nkịtị.
2. Oke nzuzo dị obosara: barcode nwere ike itinye foto, ụda, mkpụrụedemede, mbinye aka, akara mkpisiaka na ozi digitized ndị ọzọ, wee jiri koodu mkpọchi gosipụta ha; ọ nwere ike ịnọchite anya ọtụtụ asụsụ; ọ nwere ike ịnọchite anya data onyonyo.
3. Mmegide mmejọ siri ike na ọrụ mgbazi njehie: nke a na-eme ka koodu barcode akụkụ abụọ nwee ike ịgụ nke ọma mgbe ọ mebiri akụkụ ya n'ihi perforation, mmetọ, wdg, na ozi ka nwere ike nwetaghachi mgbe mpaghara mebiri emebi ruru 50%.
4. High decoding ntụkwasị obi: Ọ dị ala karịa ọnụ ọgụgụ njehie ngbanwe koodu koodu nke 2/1000000, na ọnụego njehie bit adịghị agafe 1/10000000.
5. Enwere ike iwebata usoro nzuzo: nzuzo na mgbochi ụgha dị mma.
6. Ọnụ ala dị ala, dị mfe ịmepụta, ma dịgidere.
7. Enwere ike ịgbanwe ọdịdị, nha na nha nke akara barcode.
8. Enwere ike ịgụ koodu barcode 2D site na iji laser ma ọ bụ ndị na-agụ CCD.