Chii chinonzi NFC Tag?
Dec 26, 2025
Siya meseji
Chii chinonzi NFC Tag?
Iwe wakamboona zviya zvinamira mumaresitorendi nguva pfupi yadarika. KuChina vanoti "Tap to Order." Iwe unobata foni yako pairi, menyu inobuda, iwe unoodha chikafu. Hapana app download. Hapana QR code scanning. Ndiyo NFC.
NFC taginongova passive RF chip ine antenna. Hapana bhatiri mukati. Magetsi emagetsi efoni yako anoisimbisa kana wasvika pedyo zvakakwana. Iyo chip inomuka, inotumira kumashure chero data rayakachengeta, uye chinhu chose chinoitwa mukati me100 milliseconds.
Mhinduro yekukurumidza: iyo NFC tag inoita sei chaizvo?
Iyo NFC tag idiki passive 13.56 MHz tag ine NFC chip uye loop antenna. Haina bhatiri. Kana NFC-nhare kana muverengi akabatidzwa asvika pedyo, muverengi anopa simba tegi kuburikidza nekubatanidza magineti, overenga data rakachengetwa reNDEF, uye ovhura chiito chakaita seURL, kadhi rekuonana, kuseta WiFi, peji rechokwadi, kana kuti magwaro ekuwana.
Pamapurojekiti mazhinji ebhizinesi, foni-inoverengwa tegi yeNFC haishandiswe kuchengeta faira hombe. Inowanzo chengetedza rekodhi pfupi yeNDEF, kunyanya webhutani inotumira mushandisi kumenyu, peji yechigadzirwa, peji rewaranti, peji rechokwadi, peji rekuongorora, peji renhengo, kana bhizinesi redhijitari kadhi. Kana uri kuenzanisa tag mafomu epurojekiti itsva, tanga nayoma tag nemanami eNFC efoni-mavara echigadzirwa anoverengwausati wasarudza chip uye zvinhu.
Chikamu icho vanhu vazhinji vanokanganisa
NFC ndiyo RFID. Kunyanya yakakwira-frequency RFID pa13.56 MHz iine zvimwe zvinobatika. Kana mumwe munhu abvunza kana kushandisa NFC kana RFID, ivo vari kubvunza mubvunzo usiri iwo. Mubvunzo chaiwo ndewekuti ndeipi frequency bhendi inokodzera kesi yekushandisa. Kuti uwane yakadzama system-level yekuenzanisa, ona gwaro iriRFID uye NFC tekinoroji kuenzanisa yekusarudza sisitimu.
UHF RFID
UHF RFID pa860-960 MHz inogona kuongorora ma tag akawanda kubva pamamita kure. Yakanaka kune warehouse inventory, retail stock count, uye logistics magedhi. Asi foni yako haigone kuverenga ma tag eUHF. Unoda hardware yakatsaurirwa.
NFC
NFC inoshanda nenhare uye inovhara-zviverengero zvakasiyana. Ndiyo pfungwa yose. Zvakanakira mutengi-kutarisana nemaapplications kwaunoda kuti vanhu vataure vachishandisa mudziyo wavanototakura.
NFC tag vs QR kodhi vs UHF RFID
Aya matatu matekinoroji anowanzo kuoneka muchidimbu cheprojekiti, asi anogadzirisa matambudziko akasiyana. QR kodhi yakachipa uye inoonekwa. Iyo NFC tag inonzwa yakapfava nekuti mushandisi anobaya panzvimbo yekuvhura kamera. UHF RFID iri nani kana bhizinesi richida kuverenga zvinhu zvakawanda otomatiki pasina matepi ega.
| Option | Best Use | Main Limitation | Inoshanda Mutengi Note |
|---|---|---|---|
| NFC tag | Tokonya-kuti-uvhure ruzivo rwechigadzirwa, chokwadi, kuwana, wongororo, hunhengo, kurongedza zvine hungwaru | Chinhambwe chekuverenga chipfupi uye-mushandisi mumwechete | Zvakanaka kana chiitiko ichi chichifanira kunzwa chinangwa uye foni{{0}hushamwari. |
| QR kodhi | -inodhura yakadhindwa link yekurongedza, mapepa, mavara, kana menyu | Inofanirwa kuoneka uye kuongororwa nekamera | Inobatsira backup kunyangwe tegi yeNFC yakaiswa mune imwechete label. |
| UHF RFID | Warehouse inventory, kuverengera kwembatya, Logistics, asset tracking | Foni haigone kuiverenga zvakananga | Isarudze iyo yekumhanyisa uye huwandu, kwete yekudyidzana nematepi yevatengi. |
Kana chirongwa ichi chichida zvinhu zvakawanda uye kudyidzana nevatengi, mhinduro inogona kunge iri mbiri tekinoroji: UHF yekumashure maoperation uye NFC yemutengi-akatarisana nekubata ruzivo.
Rega nditsanangure kuti kufambisa kwemagetsi kunoshanda sei
Apa ndipo painowana kunakidza kubva pakuona kweinjiniya.
NFC inoshanda pa13.56 MHz iyo inokupa iwe wavelength kutenderera 22 metres. Kukurukurirana kunoitika pamwe 5 centimita. Ndiyo ipfupi pane imwe wavelength saka unenge wakasimba munzvimbo iri pedyo-yemunda. Kanganwa nezve electromagnetic wave propagation. Chakakosha apa kubatanidza magineti pakati pemakoiri maviri achiita semhepo-core transformer.
Antenna yefoni inogadzira inotsinhanisa magineti. Tag antenna inogara mumunda iwoyo. Kuchinja magineti flux kuburikidza neiyo tag coil inopinza voltage. Rectifier redunhu pane chip inoshandura AC kuita DC. Chip simba kumusoro.
Kukohwa Kwesimba
Munda wekuverenga unopa simba rakakwana reiyo chip logic, ndangariro kuwana, uye pfupi data kuchinjanisa. Simba chairo rakakohwewa rinoenderana nechip, saizi yeantenna, simba remunda wemuverengi, kurongeka, uye zvinhu zvakatenderedza.
Load Modulation
Data inodzokera kumashure kuburikidza nekutakura modulation. Tag inosiyanisa ayo antenna impedance iyo inogadzira ripples mufoni antenna yazvino waveform. Foni inodhidha ma ripples iwayo. Mwero wechiyero ndeye 106 kbps. Mamwe machipisi uye modes anotsigira mitengo yakakwira.
NDEF ndiyo inoita kuti pombi ishande
Iyo chip uye antenna inopa chete kubatana kwemuviri. Chiito chinobatsira chinobva kune data format. Mafoni mazhinji{{2}matagi eNFC anoverengwa anoshandisa NDEF, pfupi yeNFC Data Exchange Format. NDEF inoudza runhare kana iyo tegi ine URL, mameseji, kadhi yekubata, WiFi kumisikidza, app link, kana imwe inotsigirwa rekodhi mhando.
Mazhinji ma tag eNFC anochengeta meseji diki yeNDEF kwete faira hombe. Marekodhi akajairwa anosanganisira webhu URL, vCard kuonana, WiFi kumisikidza, app yakadzika link, zviri pachena, kana URL yechokwadi. Kune mapurojekiti ekutengesa, kuchengeta URL pfupi kunowanzova nani pane kuchengeta ese chigadzirwa data zvakananga pane chip.
- Zvemamenu, wongororo uye kushambadzira:chengetedza URL pfupi uye uvandudze peji rewebhu kana zvirimo zvachinja.
- Zvemakadhi ebhizinesi:shandisa URL kune mhenyu chimiro kana iyo yekuonana nayo inogona kuchinja; shandisa vCard chete kana pasina Indaneti yekufambisa nyaya.
- Zvekusimbisa chigadzirwa:shandisa yakasarudzika URL kana kuti cryptographic mhinduro pane static plain text code.
- Kuti uwane kutonga:enzanisa iyo tag chip nemuverengi, controller uye chengetedzo level, kwete frequency chete.
Chip kusarudzwa ndiko uko mapurojekiti anobudirira kana kukundikana
Ndinoda kupedza nguva pane izvi nekuti ndaona mapurojekiti akawandisa achitora chip isiriyo.
NFC Forum inotsanangura tag mhando. Type 1 haichanyanyi kusarudzirwa mapurojekiti matsva ekutengesa. Type 3 iFeliCa iyo inonyanya kukosha muJapan uye zvimwe zvekufambisa/kubhadhara ecosystems. Type 5 inobva paNFC-V / ISO 15693 uye inogona kubatsira kana antenna hombe uye kuverenga kwakareba kuchidiwa. Kune nharembozha zhinji-baya maapplication auri kusarudza pakati peType 2 neType 4.
Rudzi rwechipiri: The Workhorse
NTAG213, NTAG215, NTAG216
Type 2 inowanzoreva iyo NTAG yakatevedzana kubva kuNXP. NTAG213, NTAG215, NTAG216. Same chip mhuri, akasiyana ndangariro saizi. NXP inotsanangura NTAG213, NTAG215 neNTAG216 seNFC Forum Type 2 / ISO/IEC 14443 Type A inoenderana neICs pakuwanda-kushandiswa kwemusika sekutengesa, kutamba nemagetsi evatengi; iyo yekutanga chip reference inowanikwa muNXP NTAG213, NTAG215 uye NTAG216 tsanangudzo yechigadzirwa.
Memory Reality
Hezvino izvo hapana anokuudza iwe kusvikira iwe waverenga dhetabheti zvakanyatsonaka. Memory yakarongwa mumapeji 4-byte. NTAG213 ine 144 bytes yendangariro yemushandisi, inowanzokwana URL ipfupi, chinongedzo chekuongorora, chinongedzo chesocial media, kana peji rekutanga chigadzirwa. NTAG215 neNTAG216 dzinowedzera ndangariro, asi ndangariro hombe haisi nani otomatiki kana mubhadharo chaiwo uchingova kero pfupi yewebhu.
Basic Security
Kudzivirirwa kwepassword uye kukiya mabhiti zvinogona kudzivirira kungonyora pamusoro, asi hazvifanirwe kuvhiringika nekusimbisa kwakasimba. Iyo yakajairwa Type 2 tag yakanaka kune yakapusa kushambadzira uye zvitupa zvinongedzo. Haisi iyo chip chaiyo kana tepi yega yega inofanirwa kuratidza kuti chinhu chemuviri ndechechokwadi.
Iyo NFC counter inobatsira kune nyore kuona clone. Iyo ine simba URL inogona kuratidzira kukosha kwekuchinja mune chinongedzo kuitira kuti sevha yekumashure itarise kana kutevedzana kwepombi kune musoro. Izvi zvinovandudza kuongorora, asi-kukosha kunopikisana-nekunyepera kunowanzoda akasimba e cryptographic tags.
Chinhu chimwe chinoruma mapurojekiti mazhinji: mutengi anokumbira NTAG216 ye "headroom" nepo mubhadharo chaiwo uri 60-90 byte pfupi URL. Kana zvakadaro NTAG213 inogona kukwana. Tarisa iyo chaiyo NDEF kureba kutanga, wobva wasarudza ndangariro. Usabhadharire chip chip iyo iyo application isingambo shandise.
Ndeipi NFC chip yaunofanira kusarudza?
| Chip / Tag Type | Yakanaka Fit | Dzivisa Nguva | Typical Mutengi Kutsvaga Chinangwa |
|---|---|---|---|
| NTAG213 / Rudzi rwechipiri | Mazita eURL, ma tagi ekuongorora eGoogle, maposter akangwara, kurongedza, kubaya nyore-kuti{1}}kuvhura danidziro | Unoda vCard refu, mubhadharo wakakura usina mhepo, kana kusimbiswa kwepamberi | NTAG213 NFC inonamirwa yekushambadzira maURL |
| NTAG215 / Rudzi rwechipiri | Yepakati NDEF inobhadharwa, nhamba dzemitambo, shandisa makesi anoda imwe ndangariro kupfuura NTAG213 | Iyo data ipfupi yewebhu link | NTAG215 tag yepakati ndangariro NFC mapurojekiti |
| NTAG216 / Rudzi rwechipiri | Yakareba yekuonana data, yakakura NDEF marekodhi, bhizinesi kadhi mapurojekiti anofanirwa kuchengetedza rumwe ruzivo kunze kwenyika | Unogona kugamuchira zvirimo online uye kuchengeta pfupi URL pane kudaro | NTAG216 NFC bhizinesi kadhi ndangariro sarudzo |
| NTAG424 DNA / Type 4 | Huchokwadi hwemhando, kuzivikanwa kwechigadzirwa zvakachengeteka, imwe-URL yenguva,-zvinhu zvakakosha | Iyo purojekiti inongoda iri nyore yeruzhinji URL | chengetedza NFC tag kuitira-kunyepera |
| Tora 5 / ISO 15693 yakavakirwa tag | Mamwe maraibhurari, maindasitiri, kana kureba-makesi ekushandisa eHF ane vaverengi vakakodzera | Iwe unongoda akajairwa kushambadzira smartphone matepi | refu renji HF NFC inoenderana tag |
Sarudza NTAG213 yemakampeni akareruka eURL, mazita ezvigadzirwa, nemaposta akangwara. Sarudza NTAG215 kana NTAG216 chete kana meseji yeNDEF yakachengetwa yakakura. Sarudza Type 4 chip yakachengeteka yakaita seNTAG424 DNA kana pombi yega yega ichifanira kuburitsa mhinduro inodzivirirwa yechokwadi yekudzivirira-kunyepera kana kukwirisa{8}}kukosha kwechigadzirwa.
Type 4 ine zvivakwa zvakasiyana
NTAG424 DNA muenzaniso wakajairika pano. Iyo inoshandisa ISO 7816-4 dhizaini faira system chimiro panzvimbo yeiyo flat peji ndangariro modhi inoshandiswa nevakawanda Type 2 tag. Izvi zvinoshandura kuti data, kodzero dzekuwana, uye maficha akachengeteka anogadziriswa sei.
Iyo yekuchengetedza modhi yakasiyana zvachose. Yakachengeteka Type 4 tag inogona kutsigira AES-based authentication, yakachengetedzwa faira kupinda, uye ine simba meseji yechokwadi. Pombi yega yega inogona kugadzirwa kuti ibudise mhinduro yakasiyana, ndosaka kirasi iyi ichishandiswa kudzivirira mhando, yepamusoro-kusimbisa kukosha kwechigadzirwa, uye kuvharika kwakavharika{5}}maapplications.
Luxury Kushandisa
Mabhureki emhando yepamusoro uye zvinhu zvekutanga zvinoshandisa ma tag eNFC akachengeteka nekuti pombi inokwanisa kubatanidza chinhu chemuviri kune inodzorwa kuyerera kwedhijitari. Chinhu chakakosha hachingori "tegi inovhura peji"; chinhu chakakosha ndechekuti iyo backend inogona kuona kuti mhinduro ndeyeyeti chaiyo.
Kutsungirira
Kushingirira nekuchengetedza data zvine basa kana tag ichinyorwa patsva kakawanda, ichibatwa zvine hukasha, kana kushandiswa-munguva refu yechigadzirwa. Pa-zvinamira zvekutengesa kamwe chete, izvi hazviwanzo sarudza. Kune ma tag eindasitiri, inogona kuva.
Architecture
Type 4 tags inogona kushandisa faira-based structure, strong access control, uye cryptographic authentication. Ndosaka vachidhura zvakanyanya asi kugadzirisa matambudziko asingagone kugadzirisa neNTAG213 sticker.
Dambudziko resimbi
Izvi zvinogara zvichiuya. Mumwe munhu anoda kuisa ma tag eNFC pane zvigadzirwa zvesimbi uye anoona kuti haashande.
Chii chinoitika isimbi inoshanda sekondakita mune inochinja magineti. Eddy mafungu anoumba mukati mesimbi uye anogadzira anopikisa magineti. Antenna inductance yako inodonha, Q-factor inochinja, uye resonant frequency inosimuka kubva pa13.56 MHz. Verenga chinhambwe chinoenda ku zero.
Yakajairika mhinduro ndeye ferrite sheet pakati peantenna nesimbi. Iyo ferrite inobatsira kutungamira magineti flux. Iwe unodzosera imwe inductance uye antenna inotanga kushanda zvakare.
YAMBIRO
Ferrite inobatsira, asi iwe uchiri kuda kuyedza iyo yekupedzisira tag saizi, adhesive layer, chigadzirwa chepamusoro, modhi yefoni, uye kona yekuverenga. Tegi inoshanda papepa remuenzaniso kadhi inogona kutadza mushure mekunge yanamirwa kualuminium, simbi isina tsvina, simbi yakavharwa, kana imba yechigadzirwa chakakomberedzwa.
Kana iwe uri kugadzira nharaunda dzesimbi, bhajeti nguva ye iterative kuenzanisa kugadzirisa. Iwe unozoda VNA kana padiki mita yeLCR yekusimbisa engineering. Kuti uwane kugadzirwa, enzanisaanti-metal NFC madhizaini ezvinamira zvepasi pesimbipanzvimbo yemapepa akajairwa NFC mavara.
Fomu chinhu chakakosha sekusarudzwa kwechip
Iyo imwechete chip inogona kuita zvakasiyana kana iyo antenna dhayamita, substrate, glue, pamusoro pezvinhu, uye yekudhinda layer yachinja. Ndosaka mutengi asingafanire kusarudza tag yeNFC chete nekungoti "NTAG213" kana "13.56 MHz." Iyo yakapedzwa tag kuvaka inobata.
- Mapepa eNFC ane mavara:mutengo{{0}unoshanda pamavara ekushambadzira anoraswa, zvinonamirwa zvezviitiko, nemaposta akangwara.
- PET kana PVC NFC zvimiti:zviri nani pakubata, kusimba kuri pakati nepakati, zvinyorwa zvechigadzirwa, uye makadhi.
- Epoxy NFC tags:inobatsira kana tag ichida nzvimbo yakasimudzwa, inopenya, isingapinde mvura yemafoni kumashure, maketani, kana marata ane brand.
- FPC NFC ine mavara:inobatsira kumadiki madiki, nzvimbo dzinochinjika, uye compact electronics.
- Anti-metal NFC tags:inodiwa kana tag yakanamirwa kusimbi, foil packaging, simbi makadhi ebhizinesi, michina, maturusi, kana magetsi edzimba.
Zvemazuva ese asiri{0}metal applications, wongororoinonamira NFC yekunamira sarudzo dzemaposter, kurongedza, uye bhizinesi makadhi. Pakurongedzerwa nesimbi kana mavara emidziyo, shandisa ferrite-yakavakirwa simbi woiedza pachinhu chaicho, kwete padhesiki chete.
Kuenderana kwefoni chokwadi
Android Ecosystem
Android yave nehushamwari kuNFC kubva pamazuva ekutanga. HCE mu Android 4.4 rega maapplication atevedze makadhi asina yakachengeteka element hardware. Kuverenga/kunyora kunoshanda pamafoni mazhinji eAndroid anosanganisira NFC hardware.
Iyo Apple Lag
Apple yaive dambudziko kwemakore. iPhone 6 yaive neNFC muna 2014 asi yaive yakavharwa zvakanyanya kuApple Pay. iOS 11 muna 2017 yakabvumira kuverenga NDEF data. iOS 13 yakawedzera mamwe Core NFC kugona. Hunhu hwekare hwe iPhone hune basa kana vateereri vako vachishandisa michina yechikuru.
The Turning Point
Apple yakazivisa kuti kutanga neIOS 18.1, vagadziri vane mvumo vanogona kupa mu-app NFC transactions pasina kushandisa Secure Element, yakaparadzana neApple Pay neApple Wallet. Izvo zvine basa pakubhadhara, mabheji emakambani, makiyi ehotera, kuvimbika uye matikiti echiitiko, kunyangwe kodzero uye miganhu yedunhu ichiri kushanda. Ona Apple'sNFC uye Chengetedza Element API chiziviso.
Mukuita, unogona kufunga kuti vazhinji vashandisi vemazuva ano vanogona kubaya akajairwa NFC tag, asi usasvetuka bvunzo dzefoni. Edza iPhone ne Android zvakaparadzana, edza uine uye usina kesi yefoni, uye edza chaiyo tag kuiswa. Kumushandisi-matanho ekuedza parutivi, gwara rinoenderana rinotsananguramashandisiro eNFC pafoni pakuyedza tag.
Kurumidza kunyorera pazviyero
ISO/IEC 14443
ISO/IEC 14443 inovhara asingabatike smart makadhi. Type A uye Type B modulation schemes. Iyi ndiyo nheyo yeakawanda Type 2 uye Type 4 NFC tags.
ISO/IEC 18092
ISO/IEC 18092 ndiyo NFCIP-1, mudziyo wekutaurirana protocol kuseri kweNFC kutaurirana nevezera.
ISO/IEC 15693
ISO/IEC 15693 ndiyo yakajairwa kadhi chiyero icho Type 5 NFC tags inovaka pairi.
NFC Forum
NFC foramu inoburitsa zvirevo zvekushandisa pamusoro peaya zviyero, kusanganisira tag mhando tsananguro uye NDEF maitiro. OnaiNFC Forum tag mhando yakatarwa.
NFC Forum yakazivisa Kuburitswa 15 muna Chikumi 2025, ichiwedzera huwandu hwezvakatemerwa zvinoenderana neNFC yekubatanidza isina kubatana kusvika pa2 cm, zvichienzaniswa neyapfuura 0.5 cm yekushandisa vhoriyamu. Izvo zvinofanirwa kuita kuti kurongeka kuve kushoma mune ramangwana rakasimbiswa zvishandiso, asi hazvibvise kukosha kwekuyedza tag yanhasi, foni uye pamusoro musanganiswa. Ona mukuruNFC Forum Release 15 chiziviso.
Chirongwa chekutarisa usati wahodha ma tag eNFC
Pamberi pekugadzirwa kwakawanda, usamira pa "tag inogona kuverengwa." Chirongwa che-chakagadzirira NFC tag chinofanirwa kupfuura cheki idzi:
- Tsanangura chiito chekubata:URL, vCard, WiFi, chokwadi, magwaro ekuwana, app link, kana-data rakanangana nekuverenga.
- Verengai chaiyo NDEF kureba:simbisa kuti NTAG213 yakakwana here kana kuti NTAG215/216 iri kudiwa.
- Sarudza chimiro chemuviri:bepa, PET, PVC, epoxy, FPC, kadhi, key tag, wristband, kana anti-metal kuvaka.
- Edza nzvimbo chaiyo:purasitiki, girazi, makadhibhokisi, kurongedza kwemvura, foil, aruminiyamu, simbi isina tsvina, imba yakakomberedzwa, kana kudzoserwa foni.
- Edza mafoni chaiwo uye vaverengi:angangoita akati wandei e iPhone uye Android modhi, pamwe nechero akazvipira kuverenga anoshandiswa mupurojekiti.
- Sarudza nzira yekuvhara:siya zvichinyoreka zvakare kuti zvishandiswe mukati, kukiya mushure meencoding yeruzhinji mishandirapamwe, kana kushandisa humbowo hwakasimba hwemapurojekiti akachengeteka.
- Simbisa zvakadhindwa uye QR backup:ita shuwa kuti iyo yakadhindwa dhizaini haivhiringe vashandisi uye kuti QR kodhi yekuchengetedza iripo kana mushandirapamwe ichida kuwanikwa kwakanyanya.
- Run pilot sampling:edza masampula akapedza kubva kune chaiwo ekugadzira zvinhu usati wabvumidza kugadzirwa kwakawanda.
Kana waronga kuisa ma tag mumba,-shandisaNFC muverengi uye munyori Hardware ye encoding uye yekuyedza tagpane kungovimba nefoni app. Mapurogiramu efoni ari nyore kutariswa nekukurumidza, asi muverengi / munyori akanyanya kugadzikana kune batch workflows uye gadziriso yekugadzira.
FAQ nezve NFC tags
Mubvunzo: MaTagi eNFC Anogona Kunyorwazve Here?
A: Mateki mazhinji eNFC anogona kunyorwa patsva asati avharwa. NTAG213, NTAG215 neNTAG216 anowanzo shandiswa sema tagi anonyorwa. Paunenge uchinge wavhara zvachose dzimwe nzvimbo dzekurangarira, vashandisi vakajairwa havagone kunyora izvo zvikamu zvakare.
Mubvunzo: Inogona Iyo NFC Tag Kuteedzera Munhu?
A: Tagi yeNFC isingaite haigone kuronda munhu yega nekuti haina bhatiri, GPS, kana-renji renji inotumira. Inongopindura chete kana foni kana muverengi auya pedyo zvakanyanya. Webhusaiti yakavhurwa netag inogona kuunganidza analytics mushure memushandisi tap, saka kuvanzika kunoenderana newebhu sevhisi kuseri kwetag.
Mubvunzo: Sei NFC Tag Yangu Ichiverenga Pane Imwe Runhare Asi Kwete Imwe?
A: Zvikonzero zvinonyanya kurongeka kurongeka kweantenna, ukobvu hwekesi yefoni, saizi yetegi, dhizaini isina kusimba yeantenna, kupindira kwesimbi, kana fomati yedata isina kutsigirwa. Gara uchiyedza teki yekupedzisira nemhando dzefoni chaidzo dzinogona kutakura vashandisi vako.
Mubvunzo: Ko NFC Bhizinesi Kadhi Inofanira Kuchengeta Zvese Zvekusangana Kana Kuti Ingori URL?
A: A URL inowanzova nani nekuti unogona kugadzirisa peji yekumhara gare gare. VCard yakachengetwa yakananga pa tag inogona kushanda pasina Indaneti, asi inoshandisa ndangariro yakawanda uye inopera nguva kana ruzivo rwekusangana rwachinja.
Mubvunzo: Ko NFC Matagi Anoshanda Kuburikidza Nekurongedza?
A: Kazhinji hongu kana kurongedza kuri bepa, makadhibhokisi, plastiki, kana girazi uye tegi antenna yakakura zvakakwana. Foil, firimu resimbi, mvura-yakarongedzerwa, uye magaba esimbi zvinoda kuongororwa kwakakosha uye kazhinji zvinoda anti-simbi kana dhizaini yeantenna.
Saka chii chinonzi NFC tag
Passive RF mudziyo. Powered by electromagnetic coupling pa13.56 MHz. Inochengeta meseji diki yeNDEF kana data rakachengeteka rekushandisa. Inoverengeka neNFC{4}}masmartphones anobatika uye maverengi anoenderana. Memory inotangira kubva kudiki URL inobhadharwa kusvika kune yakakura NDEF marekodhi zvichienderana nechip. Chengetedzo inotangira kubva pakuchengetedzwa kwepassword kuenda kune cryptographic authentication.
Sarudza Rudzi rwechipiri NTAG21x pamutengo-usinganzwisisi maapplication emutengi. Sarudza Type 4 tag dzakachengeteka kana iwe uchida huchokwadi chaihwo. Shandisa anti-metal kuvaka kana label yakagara pasimbi. Account yezvinhu, saizi yeantenna, inonamira, modhi yefoni uye maitiro evaverengi pamberi pekugadzirwa kwakawanda.
Ndiyo pfupiso inoshanda.
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