labarai

1) Ana amfani da fasahar lambar lambar aikace-aikace a lokuta daban-daban, kuma yakamata a zaɓi masu karanta lambar lambar daban daban.Misali, don haɓaka tsarin sarrafa ma'ajiyar lambar mashaya, sau da yawa ya zama dole a yawaita ƙirga dakunan gwaje-gwaje a cikin ma'ajiyar.Hakazalika, ana buƙatar mai karanta lambar lambar ya zama mai ɗaukar hoto kuma yana iya adana bayanan ƙididdiga na ɗan lokaci maimakon a iyakance shi don amfani da shi a gaban kwamfutar.Yana da kyau a zaɓi mai karanta lambar mashaya mai ɗaukuwa.Dace.Lokacin amfani da na'urar tattara lambar a kan layin samarwa, gabaɗaya ya zama dole a shigar da mai karanta lambar barcode a wasu kafaffen matsayi akan layin samarwa, kuma sassan da aka samar sun fi dacewa da masu karanta lambar, kamar nau'in bindigar laser, na'urar daukar hoto na CCD, da sauransu. A cikin tsarin gudanarwar taro da tsarin halartar masana'antu, ana iya zaɓar nau'in kati ko mai karanta lambar bariki.Mutumin da ke buƙatar shiga zai saka takardar shaidar da aka buga ta lambar lamba a cikin ramin mai karatu, kuma mai karantawa zai duba ta atomatik kuma ya ba da siginar nasarar karatu.Wannan yana ba da damar rajistan shiga ta atomatik na ainihin-lokaci.Tabbas, don wasu lokuta na musamman, ana iya haɓaka na'urori na musamman na masu karanta lambar don biyan bukatun.

2) Kewayon ƙididdigewa Ƙididdigar kewayon wani muhimmin alama ce don zabar mai karanta lambar lamba.A halin yanzu, kewayon tantance masu karanta lambar sirri da kamfanoni daban-daban ke samarwa ya bambanta sosai.Wasu masu karatu na iya gane tsarin lamba da yawa, kuma wasu masu karatu na iya gane tsarin lambobin fiye da dozin.Lokacin haɓaka tsarin aikace-aikacen lambar mashaya, zaɓi tsarin lambar daidai.A lokaci guda kuma, yayin da ake saita mai karanta lambar lambar don tsarin, ana buƙatar mai karatu ya sami aikin tantance alamomin wannan tsarin daidai.A cikin dabaru, ana yawan amfani da lambar UPC/EAN.Don haka, lokacin haɓaka tsarin sarrafa mall, lokacin zabar mai karatu, yakamata ya iya karanta lambar UPC/EAN.A cikin tsarin gidan waya da sadarwa, a halin yanzu kasar Sin tana amfani da lambar matrix 25.Lokacin zabar mai karatu, alamar tsarin lambar tana da garantin.

3) Ƙarfin haɗin Intanet Akwai filayen aikace-aikace da yawa na fasahar barcode, kuma akwai nau'ikan kwamfutoci da yawa.Lokacin haɓaka tsarin aikace-aikacen, tsarin tsarin kayan masarufi gabaɗaya ana ƙaddamar da shi da farko, sa'an nan kuma za a zaɓi mai karanta lambar sirri wanda ya dace da yanayin.Wannan yana buƙatar yanayin dubawa na wanda aka zaɓa don biyan buƙatun muhalli gabaɗaya.Akwai hanyoyin sadarwa guda biyu don masu karanta lambar sirri: A. Serial Communication.Ana amfani da wannan hanyar sadarwa gabaɗaya a lokacin da ake amfani da ƙanana da matsakaicin tsarin kwamfuta, ko lokacin da wurin tattara bayanai ya kasance mai nisa daga kwamfutar.Misali, a tsarin kula da halartar kamfanoni, gabaɗaya ba a sanya kwamfutar a ƙofar shiga da fita ba, amma a ofis, don fahimtar yanayin halarta cikin lokaci.B. Keyboard emulation wata hanya ce da ke isar da bayanan barcode da mai karatu ke tattarawa zuwa kwamfutar ta hanyar maballin kwamfutar, kuma hanya ce da aka saba amfani da ita.A halin yanzu, ana amfani da hanyoyin keyboard kamar XKAT a cikin IBM/PC da injunan da suka dace.Maɓallin madannai na tashar kwamfuta kuma yana da nau'i daban-daban.Don haka, idan ka zaɓi kwaikwayi madannai, ya kamata ka kula da nau'in kwamfutar da ke cikin tsarin aikace-aikacen, kuma kula da ko wanda aka zaɓa zai iya daidaita kwamfutar.

4) Abubuwan da ake buƙata don sigogi kamar ƙimar karatun farko Na farko ƙimar karantawa shine cikakkiyar ma'anar masu karanta lambar barcode, wanda ke da alaƙa da ingancin bugu na alamomin barcode, ƙirar masu zaɓin lambar da aikin na'urar daukar hoto.A wasu filayen aikace-aikacen, ana iya amfani da mai karanta lambar lambar hannu don sarrafa maimaita duban alamun lambar da mutane ke yi.A wannan lokacin, abubuwan da ake buƙata don ƙimar karatun farko suna da tsauri, kuma ma'auni ne kawai na ingancin aiki.A cikin samar da masana'antu, ɗakunan ajiya na kai da sauran aikace-aikace, ana buƙatar ƙimar karatun farko mafi girma.Mai ɗaukar lambar lambar lamba yana motsawa akan layin samarwa ta atomatik ko bel na isar da saƙo, kuma akwai dama ɗaya kawai don tattara bayanai.Idan adadin karatun farko bai kai 100% ba, lamarin zai faru na asarar bayanai, wanda zai haifar da mummunan sakamako.Don haka, a cikin waɗannan filayen aikace-aikacen, ya kamata a zaɓi masu karanta lambar lamba masu ƙimar karatun farko, kamar na'urar daukar hoto na CCD.

5) Ƙaddamarwa Lokacin zabar na'ura don gano daidai girman nisa mafi ƙanƙantar mashaya da aka karanta a ciki, adadin lambar da aka yi amfani da shi a cikin aikace-aikacen yana zaɓar na'urar karatu tare da ƙudurin da ya dace.A cikin amfani, idan ƙudurin na'urar da aka zaɓa ya yi girma, tsarin zai fi tasiri ta hanyar smudges da de-inking akan sanduna.

6) Scan Properties Scanning halayen za a iya kasu kashi zuwa na'urar bincike zurfin filin, scanning nisa, scanning gudun, daya lokaci gane kudi, bit kuskure, da dai sauransu. Ana duba zurfin filin yana nufin bambanci tsakanin nisa mafi nisa cewa scan shugaban ne. an ba da izinin barin saman barcode da nisa mafi kusa wanda na'urar daukar hotan takardu na iya kusanci saman lambar lambar a ƙarƙashin jigo na tabbatar da ingantaccen karatu, wato, ingantaccen aiki na na'urar daukar hotan takardu.Wasu na'urorin binciken tebur ba sa ba da zurfin bincike na fihirisar filin a cikin alamun fasaha, amma suna ba da tazara, wato, mafi ɗan gajeren tazara wanda shugaban na'urar ke ba da izinin barin saman lambar lambar.Faɗin dubawa yana nufin tsayin bayanan sirri na zahiri wanda katakon binciken za'a iya karantawa a wani nisa da aka bayar.Gudun dubawa yana nufin mitar hasken dubawa akan hanyar dubawa.Ƙididdigar ƙididdigewa ta lokaci ɗaya tana wakiltar adadin adadin tags ɗin da mutumin da aka bincika a karon farko ya karanta zuwa jimillar adadin alamun da aka bincika.Fihirisar gwaji na ƙimar fitarwa na lokaci ɗaya yana aiki ne kawai ga hanyar gano alƙalami mai haske mai riƙe da hannu.Idan ana maimaita amfani da siginar da aka samu.Matsakaicin kuskuren bit daidai yake da rabon jimlar adadin abubuwan gano karya.Don tsarin lambar mashaya, ƙimar kuskuren bit shine mafi munin matsala fiye da ƙarancin ƙima na lokaci ɗaya.

7) Tsawon alamar Barcode Tsawon alamomin uku abu ne da yakamata a yi la'akari yayin zabar mai karatu.Saboda tasirin fasahar kere-kere, wasu na'urorin daukar hoto suna tantance matsakaicin girman girman, kamar na'urar daukar hoto na CCD da na'urar daukar hoto mai motsi.A wasu tsarin aikace-aikacen, ana canza tsayin alamar barcode ba da gangan ba, kamar lambar fihirisar littafin, tsawon alamar barcode akan fakitin samfur, da sauransu. a lura lokacin zabar mai karatu.8) Farashin mai karatu Sakamakon ayyuka daban-daban na masu karatu, farashin ma ba ya daidaita.Sabili da haka, lokacin zabar masu karatu, kula da ƙimar aikin-farashin samfuran, kuma yakamata ya dace da buƙatun tsarin aikace-aikacen kuma farashin ya kamata ya zama ƙasa azaman ka'idar zaɓi.9) Ayyuka na musamman Wajibi ne a shiga daga kofofin da yawa kuma a haɗa masu karatu da yawa zuwa kwamfuta ɗaya, ta yadda masu karantawa a kowace ƙofar za su iya tattara bayanai su aika su zuwa kwamfuta ɗaya.Don haka, ana buƙatar masu karatu su sami ayyukan sadarwar don tabbatar da cewa kwamfutar za ta iya karɓar bayanai daidai da ma'amala a kan lokaci.Lokacin da tsarin aikace-aikacen yana da buƙatu na musamman don mai karanta lambar lamba, ya kamata a zaɓi zaɓi na musamman.