Dɛn Ne Clone RFID Sticker na Ɔkwan Bɛn so na Ɛyɛ Adwuma wɔ Nnɛyi Ahobammɔ Nhyehyɛe Mu?

Duplicator bi bɔ bip na screen no ka sɛkyerɛw yiye. Sticker no kɔ telefon bi akyi. Wɔ ɔpon no ano no, ɔkenkanfo no nyɛ hwee: biep biara nni hɔ, LED biara nni hɔ, log entry biara nni hɔ. Adetɔfo no gyina hɔ a okura ade bi a wɔsɔɔ hwɛe yiye simma du a atwam ni.

 

Eyi ne tekiti a ɛtaa de boa a yenya fi adetɔfo a wɔsan tɔn nneɛma a wɔayɛ no abien hɔ, na ɛkame ayɛ sɛ wɔ tebea biara mu no, mfoninitwafo no yɛɛ nea na ɛsɛ sɛ ɛyɛ no pɛpɛɛpɛ. Enti asɛmmisa a mfaso wɔ so a ɛfa clone RFID sticker ho no nyɛ sɛ ebia nkyerɛwee no yɛɛ adwuma anaa. Ɛyɛ nea na ɛsɛ sɛ ɛyɛ nokware bio na ama saa nkyerɛwee no atumi atra ase wɔ akwantu a efi benkyi so kɔ ɔpon no ano no mu.

 

 

 

 

Asɛmfua noclone a wɔde yɛ nneɛmade nokwasɛm a ɛyɛ sɛ mfiridwuma akwan abien a enni abusuabɔ wɔ n’ase no sie, na sɛ ɛyɛ nea ɛyɛ basaa ne baabi a fibea a wonya fi mu no di kan nkɔ yiye.

 

Low-frequency 125 kHz credentials, a ɛkyerɛ sɛ EM4100/TK4100 abusua a ɛtaa ba wɔ legacy access control mu no, wɔyɛ no abien denam ID foforo a wɔkyerɛw kɔ T5577 anaa EM4305 chip mu sɛnea ɛbɛyɛ a ɛbɛda mfitiase no nipasu adi. High-frequency 13.56 MHz credentials a egyina MIFARE Classic so no yɛ adwuma wɔ ɔkwan soronko so. Nkyerɛkyerɛmu soronko no te block 0 mu, a wɔ standard chip so no, wɔkenkan-nko, enti UID sesa RFID sticker ho hia ansa na duplication atumi aba koraa. Ahyɛdeɛ no sets saa mmusua mmienu yi mmuaeɛ to no, open-source nhwehwɛmu akuo a ɛhwɛ Proxmark nnwinnadeɛ so (RfidNhwehwɛmu Kuw), na wɔakyerɛkyerɛ HF mframa ntam nkitahodi no ankasa mu wɔ ISO/IEC 14443 mu.

 

Wɔ adetɔfo fam no nkyerɛase no yɛ tiawa: ɛsɛ sɛ mpɛn dodow no ne ɔkenkanfo no hyia ansa na asɛmmisa foforo biara ho hia.

 

Saa kasamu no yɛ nokware na ɛhɔ nso na nnipa dodow no ara gyina, ɛno nti na batch pii da so ara di nkogu bere a frequency no ahwɛ akyi no. Sɛ wode mpɛn dodow no hyia a, ɛma sticker no kɔ nkɔmmɔbɔ no mu nkutoo. Sɛ́ ebia ɔkenkanfo no begye nea ɔte akyi no tom no gyina chip no mmuae su so, na ɛno yɛ filter a ɛyɛ soronko, a hardware a wunnni so na ɛde di dwuma. Sɛ botaeɛ nhyehyɛeɛ no yɛ adwuma wɔ 13.56 MHz a, UID-format ne akenkanfoɔ-subɔn ho nsɛmmisa no fata sɛ wɔn ankasa yɛ adwuma ansa na wɔatwa nhwɛsoɔ biara (MIFARE-adesuakuw mu nsɛm a wɔde hwehwɛ nneɛma mu).

 

 

Ɛha na nsakraeɛ a ɛsi gyinaeɛ sɛ ebia cloneable RFID sticker order no tu mmirika komm anaasɛ ɛdane daa support queue, na ɛntaa mma wɔ spec krataa so koraa: "magic" awoɔ ntoatoasoɔ a ɛwɔ HF chip no mu.

Gen1a chips hwehwɛ backdoor wake-up ahyɛdeɛ soronko ansa na wɔatumi asan akyerɛw block 0. Gen2 chips yɛ tẽẽ-kyerɛw na wogye akyerɛw ahyɛde a ɛyɛ ɔkwan biara so a enni ntoatoaso titiriw biara. Bere biako-kyerɛw adesua ahorow te sɛ FUID gyae akyi pon ahyɛde no ho mmuae wɔ block 0 nsakrae a edi kan no akyi, a ɛtow kɔpi no daa. Send a customer 5,000 pieces where 3,000 is Gen1a and 2,000 is Gen2, na sɛ wɔn programming station no de backdoor sequence no nkutoo ma a, Gen2 fã no yɛ scrap bere a wɔadu hɔ: ɛnyɛ nea ɛtɔ sin, ɛnyɛ programmable kɛkɛ ne nnwinnade a wɔwɔ. Ɛno yɛ anum-nkontabuo nkyerɛwee-off a ɛnam line bi a ɛwɔ adetɔ krataa so a obiara anhyɛ mu ma.

 

Chip adesuakuw	Block 0 kyerɛw kwan	Re-kyerɛw wɔ kɔpi a edi kan akyi	Typical adetɔfo fit
Gen1a nkonyaayie	Backdoor wake-up ahyɛde	Yiw, mpɛn pii	Adwumayɛfo a wɔwɔ Proxmark-adesuakuw nnwinnade
Gen2 nkonyaayi	Kyerɛw tẽẽ, ahyɛde a ɛyɛ gyinapɛn	Yiw, mpɛn pii	Nnwinnade ahorow a wɔadi afra, Android-a egyina adwumayɛ nhyehyɛe so
FUID / bere biako-bere	Backdoor, edi kan sesa nkutoo	Dabi, locks bere a woadi kan akyerɛw akyi	Nnwuma a ɛsɛ sɛ esiw re-cloning ano wɔ nsuo no ase

 

Failure mode a ɛto so abien wɔ hɔ a ɛyɛ brɛoo a ɛfata sɛ wuhu ho asɛm. Na nkonyaayi chips a edi kan no wɔ sintɔ bi wɔ sɛnea wodii afuw mu home tiawa no ho dwuma wɔ ISO 14443-2 bit bere no mu. Ná kaad ankasa begyina baabi a nkonyaayi kaad ahorow bi bɛkɔ so, na akyiri yi wɔde mfiri a wɔde yiyi nneɛma a ɛkyerɛw saa suban no pɛpɛɛpɛ yɛɛ akenkanfo foforo, na awiei koraa no ɛmaa saa chips no fii adwumayɛ mu. Wɔ obi a ɔtɔn nneɛma foforo fam no nea efi mu ba no ba akyiri: RFID sticker batch a wotumi yɛ no clone a ɛtwa sɔhwɛ biara mu nnɛ no, akenkanfo a wɔde firmware ayɛ no foforo no betumi apow no komm wɔ asram dunan akyi, bere tenten a wɔaprapra sika a wɔde tua ho ka no akyi.

 

Ɔdetɔnfo biara nni hɔ a obetumi ahyɛ akenkanfo yɛfo daakye firmware nneyɛe ho bɔ, na obiara a ɔyɛ saa no resusuw ho. Nea wubetumi ayɛ no yɛ nea ɛfa apam ho sen sɛ ɛbɛyɛ mfiridwuma, na ɛba fam wɔ nneɛma anan so. Siesie chip fã nɔma pɔtee a ɛwɔ PO no mu sen sɛ wubegye "MIFARE-compatible" atom. Hwehwɛ sɛ wotintim lot nɔma anaa wɔkyerɛw to hɔ wɔ kartɔn biara mu, enti wobetumi atew ɔhaw kuw bi afi afoforo ho sen sɛ wɔbɛkae afe biako a wɔde yɛɛ adwuma no. Fa nhwɛsode a wɔatoto mu a efi lot biara mu no sie wɔ afã abien no nyinaa. Na di kan pene so sɛ hena na ɔsan -sɔ hwɛ ne hena na ɔtwetwe ɛka no sɛ adetɔfo bi akenkanfo firmware sesa mid-apam no a. Ɛno mu biara nni hɔ a ɛyɛ nwonwa. Ɛyɛ adeyɛ a wɔahyɛ da ayɛ wɔ nneɛma biara a wɔahyɛ ho mmara a wɔde ma mu, na ɛno ne nea ɛtetew asɛm a esii a wotumi hwehwɛ mu fi akyinnyegye mu. Mmusua a wɔyɛ chip a ɛwɔ saa gyinaesi ahorow yi akyi no yɛ wɔn koro no arakyekye duplication-grade fobs ne sticker ahorow twa ho hyia, ɛno nti na ɔfã nɔma no yɛ nea ɛwɔ ade a wɔkrae no so sen sɛ ɛbɛyɛ nea ɛwɔ adetɔn ho nkɔmmɔbɔ no mu no.

 

Afiri ketewaa bi te akyerɛw anammɔn no ankasa mu. Bait a ɛdi UID akyi no yɛ BCC checksum, XOR a ɛwɔ UID baiti anan no mu, na sɛ wokyerɛw boɔ a ɛnnyɛ adwuma soft-bricks chip no. Wɔ high-volume line a ɛba fam tẽẽ wɔ scrap rate mu, a ɛyɛ ade biako bio nti a batch consistency yɛ manufacturing asɛmmisa sen sɛ ɛbɛyɛ asɛm a ɛfa anigye ho.

 

 

Nnwuma su ka sɛ sticker yɛ sticker na nea ɛsakra nkutoo ne diameter ne adhesive. Nkonimdi a ɛyɛ basaa sen biara wɔ saa nneɛma yi mu no ka sɛ ɛnte saa. Yi sticker a ɛyɛ adwuma fi adaka bi so, fa to nsaano mfiri akyi anaasɛ gu dade pon mprɛte so, na range no bubu anaasɛ ɛyera. Chip no yɛ papa. Abɔde mu nneɛma ho nimdeɛ sesae.

 

 

Fix no yɛ ferrite isolation layer a ɛda sticker ne dade ntam, a ɛsan de range a wotumi de di dwuma no ba denam flux a ɛmma ɛnkɔ conductive surface no so. Nanso anti metal RFID sticker access control deployment da so ara hia gyinaesi mmom sen checkbox, na ɔhye no bɛyɛ sɛ eyi. Sɛ botaeɛ akenkan kwan no yɛ tiawa, a ɛkyerɛ ɔfasuo akenkanfoɔ a ɔde di dwuma no bɔ tẽẽ a, repositioning nko ara taa san nya range a ɛdɔɔso a ferrite biara nni mu koraa. Sɛ ɛsɛ sɛ sticker no yɛ adwuma wɔ battery module a ɛyɛ ma anaa dade pon mprɛte so a, ferrite nyɛ nea wobetumi apaw na ne kɛse ho hia. Component suppliers te sɛ Laird tintim standard sheet thicknesses a ɛyɛ 0.05, 0.1 ne 0.2 mm ma saa class of application yi, a 0.3 mm wɔ hɔ bere a wɔabisa, na saa range no awiei a ɛyɛ tratraa no taa yɛ under-adwuma wɔ 125 kHz baabi a flux volume no yɛ kɛse. Mframa mu nsonsonoe nkutoo ne nea enye koraa wɔ wiase abien no nyinaa mu: ɛde bulk ka ho bere tenten ansa na ɛde range aka ho.

 

Ɛno nti na nea wɔde bɛma wɔ ha no yɛ susudua mmom sen sɛ ɛbɛyɛ asɛm a wɔka. Absolute centimeter akontaabu tu kwan bɔne wɔ nnwuma ntam, efisɛ wɔ inductively coupled nhyehyɛe mu no, ɔkenkanfo no na ɔde ɔdan no atifi si hɔ: mmara a mfaso wɔ so ne sɛ maximum range si fam bɛyɛ akenkanfo antenna no kɛse mmɔho biako kosi abien. Nea akwantu yɛ ne ratio no. Table a ɛwɔ aseɛ ha yi yɛ acceptance envelope a yɛyɛ adwuma wɔ sticker builds so, a wɔada no adi atia batch biara ankasa bare-surface baseline:

 

Mounting tebea	Adesie	Nea wɔhwɛ kwan sɛ ebefi mu aba vs mfiase	Atemmu a wɔde mae
Bare non-dade a ɛwɔ soro	Standard 0.9 mm sticker a wɔde kyerɛw nsɛm	100% sɛnea wɔkyerɛ ase. Wɔ 25–30 mm sika sticker a wɔde abɔ ɔfasuo akenkanfoɔ a wɔtaa de di dwuma no so no yei te 1–10 cm band a wɔatintim no ase	Nhwehwɛmu a ɛfa batch no ho
Steel mprɛte, nkitahodi tẽẽ	Standard 0.9 mm sticker a wɔde kyerɛw nsɛm	Ɛbɛn zero, mpɛn pii no akenkan biara nni hɔ koraa	Mfa saa ɔdan yi nnkyerɛw
Dade mprɛte	Nkyerɛwde + 0.2–0.3 mm ferrite	60–80%	Gye tom wɔ Kɛse sen anaasɛ ɛne no yɛ pɛ 60% .
Telefon san kɔ, wɔ batere no so	Standard 0.9 mm sticker a wɔde kyerɛw nsɛm	Ɛbɛn zero	Mfa saa ɔdan yi nnkyerɛw
Telefon akyi, ano, fi charge coil no ho	Nkyerɛwde + 0.2–0.3 mm ferrite	40–70%, ɛsono sɛnea wɔde nsa di dwuma	Gye tom wɔ Kɛse sen anaasɛ ɛyɛ pɛ 50% wɔ nsaano mfiri abiɛsa mu

 

Tu mmirika eyi pɛnkoro tia w’ankasa akenkanfo na kyerɛw model ne antenna diameter wɔ nɔma ahorow no nkyɛn. Saa krataa biako no bua nea adetɔfo bi bebisa wɔ ɔsram a edi kan a wɔde bɛba no mu dodow no ara. Na sɛ fon-mount constraint no dan sɛ ɛnyɛ nea ɛho hia a, keyfob dan bi twe ɔhaw no nyinaa akyi, a ɛfata sɛ wokari ansa na wode wo ho ahyɛ sticker form factor mu koraa (fob paw ma akwan a wɔfa so di dwuma).

 

 

 

Ɛyɛ den wɔ saa ɔfã yi mu, na sɛ wobɛyɛ tẽẽ wɔ ho a, ɛyɛ ade a wode ma a wotumi gye di no fã. Wɔayɛ adansedi nkrataa a wɔabɔ no kokoam te sɛ DESFire EV3, SEOS, ne nnɛyi MIFARE awo ntoatoaso no pɔtee sɛnea ɛbɛyɛ a wɔbɛko atia abien, na mprempren akenkanfo pii pow mfonini ahorow no koraa. Ɛkame ayɛ sɛ format ahorow a ɛyɛ agyapade, a wɔmfa encryption nni dwuma nkutoo na wotumi yɛ no abien. Guadi a ɛtrɛw no rehyɛ da rekɔ saa kwan no so: access-control akenkanfo redan afi proximity cards a ɛba fam-frequency, a ɛnyɛ den sɛ wobetumi ayɛ ho mfonini so akɔ encrypted smart credentials ne multi{6}}factor authentication wɔ ɔpon no ano (360iNhwehwɛmu). RFID sticker a wɔayɛ no abien a wɔde hwɛ kwan a wɔfa so kɔ hɔ no wɔ addressable base a ɛretew, na sɛ wɔyɛ wɔn ho sɛ ɛnte saa a, ɛnyɛ adetɔfo biara adom biara.

 

"Compatible" nso nyɛ asɛmfua a ɛne "nnyigyei" hyia. Bere a nhwehwɛmufo hwehwɛɛ FM11RF08S, chip a wɔtɔn no kɛse sɛ MIFARE Classic-compatible ananmu no, wohuu hardware akyi pon bi a wotumi fa kaad-ntua nkutoo so du hɔ, a etumi da nsafe a ɔde di dwuma no-akyerɛkyerɛ mu adi (Quarkslab, ɛnam CyberInsider so).

 

Enti dɛn na ɛsɛ sɛ adetɔfo de saa asɛm no yɛ? Nneɛma abiɛsa, ne nyinaa betumi adi ho adanse fi w’afã wɔ pon no so. Bisa chip fã nɔma ne die vendor no din sen abusua no, efisɛ "MIFARE-compatible 1K" kyerɛkyerɛ chip dumien a ɛwɔ ahobammɔ abakɔsɛm ahorow mu. Bisa sɛ ebia nea ɔde nneɛma ma no bond n’ankasa chips anaasɛ ɔtɔ inlays a wɔawie, efisɛ adwumayɛbea a ɛyɛ n’ankasa chip-bonding line no nya IC lots tẽẽ na ebetumi akyerɛ wo baabi a batch bi fi bae, bere a aguadidan a wɔsan tɔn inlays no taa ntumi nyɛ saa. Na bisa nea ɛba bere a wɔde die vendor bi ato asiane mu wɔ baguam mid-contract: hena na ɔfata sɛ ɔde si ananmu, ne hena nhyehyɛe so. Obi a ɔde nneɛma ma a wasusuw saa asɛm no ho no bebua wɔ kasamu bi mu. Obi a onnyaa bi no bɛsesa asɛm no akɔ bo so. Ntease koro no ara na ɛkyerɛ sɛnea wɔkyerɛ adansedi ahobammɔ wɔ ahɔhoyɛ adwuma mu, baabi a...ahobammɔ ho nsusuwii ahorow a ɛwɔ ahɔhodan mu safe nkrataa akyiwɔtaa yɛ akontaabu kɛse sen adwuma a wɔyɛ wɔ atrae mu.

 

 

Sɛ́ ebia mfonini bi yɛmmara muɛkame ayɛ sɛ ɛne sɛ ebia ɛte saa no nni hwee yɛwɔ mfiridwuma mu no, ebetumi aba. Wɔtaa bu adansedi krataa a ɛkyerɛ sɛ wobetumi anya hokwan no sɛ agyapade a wɔahyɛ so sen sɛ ɛbɛyɛ ankorankoro nneɛma, na saa gyinabea no pue wɔ adan a wɔagye ho adansedi krataa, adan a wɔagye ho mmara nketewa, ne HOA nhyehyɛe ahorow mu. Ɔkwan a wɔapene so a wɔfa so nya adansedi krataa foforo no taa yɛ ɔdan no ankasa nhyehyɛe a wɔde ma, baabi a wɔkyerɛw mfonini foforo no din na wobetumi atwa dedaw no mu na wɔayɛ ho akontaabu (Nimbio na ɔkyerɛwee). Sɛ wopaw sɛ wobɛkyerɛw safe fob bi akɔ clone RFID sticker a ɛwɔ saa nhyehyɛe no akyi a, edi ɔhaw bi ho dwuma na ɛde akontaabu mu nsonsonoe ba, efisɛ ebia adwumayɛfo no nnim sɛ adansedi krataa a ɛboro so no wɔ hɔ.

 

Yɛde nnwuma a wɔyɛ adwuma wɔ saa frame a wɔama ho kwan no mu ma: locksmiths, credential-duplication services, systems integrators, ne agyapadeɛ adwumayɛfoɔ a wɔsan de adansedie nkrataa ma wɔn ankasa atenafoɔ. Yɛmfa biribiara a wɔayɛ sɛ wɔde bedi ahobammɔ nhyehyɛe bi so nkonim mma, na sɛ yɛbɛka no pefee sɛ ɛyɛ ade bi mmom sen sɛ ɛbɛyɛ asɛm a wɔde tow.

 

Ɛba nso sɛ ɛkyerɛkyerɛ yɛn adetɔfo a wɔsen biara mu. Adetɔfo a wonim adansedi nkrataa a wɔama wɔn tumi sɛ wɔmfa nyɛ bio dedaw, na wobetumi akyerɛw ho asɛm no ne wɔn a wobisa nsɛm a ɛfa fibea ho wɔ ɔfã a edi hɔ no mu, efisɛ wɔn asiane no nyɛ mmara kwan so a wɔbɛda wɔn ho adi. Ɛyɛ batch a ɛnyɛ adwuma.

 

 

Ɔhaw dodow no ara a ɛfa fibea ho wɔ saa ɔfa yi mu no, wobetumi asiw ano wɔ adetɔ-ahyɛde fã no mu. Nneɛma asia hia pinning down sɛ generic listings gyaw floating, na aniberesɛm biara OEM cloneable RFID sticker supplier ɛsɛ sɛ bua asia no nyinaa a enni hedging: chip fã nɔma pɔtee ne ne die fibea; nkonyaayi awo ntoatoaso, a wɔaka no pefee sɛ bere biako-bere-kyerɛw ne nea wotumi san kyerɛw; diameter nene nyinaane kɛse a ferrite biara ka ho; adhesive grade ne substrate a wɔahyɛ no agyirae; sɔhwɛ nneɛma a ɛfiri adi, a ɛkyerɛ mpɛn dodoɔ, akenkan kwan ne data mudi mu kura, a ɛka ho dodoɔ; ne lot traceability.

 

List no yɛ fã a ɛnyɛ den. Ɔfã a ɛbɔ cloneable RFID sticker wholesale order ho ban ankasa ne sɛ wubehu nea mmuae a ɛyɛ mmerɛw kyerɛ ne nea ɛsɛ sɛ wɔyɛ wɔ ho.

 

Sɛ nea ɔde nneɛma ma no de chip ma aabusuasɛ́ anka wɔbɛkyerɛw ɔfã nɔma no, ɛno taa kyerɛ sɛ wɔtɔ inlays a wɔawie na wonni die no so. Workable for low-risk volume, nanso gyae bisa wɔn compatibility nsɛmmisa a wontumi mmua, na yɛ sikasɛm nhyehyɛe ma w'ankasa wo incoming inspection. Sɛ wɔantumi anka nkonyaayi awo ntoatoaso no a, fa no sɛ batch no adi afra na wɔpow anaasɛ wɔbo wɔ nhyehyɛe anammɔn mu. Sɛ wɔka sɔhwɛ a ɛrekɔ no ho asɛm sɛ "sampling" a enni rate a, bisa rate ne AQL; supplier a ɔsɔ 100% hwɛ no bɛka saa ntɛm ara, ɛfiri sɛ ɛgye wɔn sika na wɔpɛ credit wɔ ho. Sɛ wontumi mfa lot nɔma mma a, wunni ɔkwan biara a wobɛfa so atew batch bɔne bi ho akyiri yi, a ɛno ne ade biako pɛ a ne bo yɛ den sen biara wɔ saa din yi mu sɛ wubehu wɔ nokwasɛm no akyi. Na sɛ thickness a wɔafa aka no yi ferrite layer no fi mu a, san-susuw sample no w'ankasa, efisɛ saa abirabɔ no ne nea ɛdan phone-mount project kɔ sanba.

 

Wɔ yɛn afã no saa nsɛmmisa no wɔ mmuaeɛ a ɛyɛ nokware ɛfiri sɛ wɔdi adeyɛ no so wɔ awieeɛ kɔsi awieeɛ: kɔbere-wire antenna winding a wɔkura mu bɛyɛ ±0.1 mm, in-house chip bonding wɔ da biara da tumi wɔ ɔpehaha pii mu, ne 100% outgoing inspection mmom sen sampling. Saa ±0.1 mm no yɛ frequency spec a wɔakata so. Coil geometry hyehyɛ inductance, inductance hyehyɛ baabi a tag no resonate, na resonant point a kyinkyin unit to unit kyerɛ sɛ asinasin bi a ɛwɔ batch mu te bɛn ɔkenkanfo no tolerance window no ano sen afoforo. Ɛnonom ne asinasin a ɛkenkan bere ne bere mu wɔ ɔpon no ano bere a nneɛma a wɔde mena no nkae no yɛ wɔn ade, na ɛno nso ne nea enti a ɛte saanhwɛsode bi a wobɛma ayɛ nokware atia akenkanfo a wɔde wɔn ani asi so no ansa na wode wo ho ahyɛ volume muno fata adapɛn abien a ɛho ka no. Sɛ wo dwumadie no hia form factor, thickness, anaa ferrite build a ɛnni standard catalogue mu a, ɛno ne atooling ne process asɛmmisa a yɛdi ho dwuma wɔ-fiemmom sen sɛ ɛbɛyɛ apɔw-mu-teɛteɛ a wɔde hwehwɛ nneɛma a wonya fi mu.

 

 

Yɛn abusuabɔ a ɛware sen biara no mu biako ne Franse adwumakuw bi a ɛwɔ ɔdan-kwan-adansedi nkrataa abien gua no atifi. Bɛboro mfe anum no wɔagye bɛyɛ 500,000 copy fob afe biara afi yɛn nsam, na gyinaesi a ɛmaa ɛyɛɛ adwuma no nyɛ bo.

 

Wɔkyerɛɛ bere biako-kyerɛw FUID chip sen sɛ wɔbɛkyerɛw nkonyaayi chip a enni awiei. Ná nea enti a ɛte saa ne aguadi. Sɛ adansedi krataa bi fi wɔn counter so pɛ a, na wɔpɛ sɛ ɛrentumi nyɛ yiye sɛ adetɔfo a otwa to no, anaa obiara a ɔwɔ nsu no ase no bɛsan akyerɛw no ayɛ no biribi foforo na wɔama ɛno akyi akɔ wɔn ahyɛnsode no so. Yɛsan nso twaa nnwinnade foforo sɛnea ɛbɛyɛ a wɔn fobs no kura wɔn ankasa ahyɛnsode, a ɛtoo ɔhaw koro no ara fã a aka no mu: sotɔɔ ahorow a wɔtɔn nneɛma a wɔde yɛ mfonini a wɔde adan a wɔayɛ no sɛnea wɔpɛ no kɔma sɛ wɔn ade. Mfeɛ anum ne bɛyɛ ɔpepem 2.5 akyi no, chip-awoɔ ntoatoasoɔ asɛmmisa no nsan mmaeɛ da sɛ mmoa asɛm, ɛfiri sɛ wɔmaa mmuaeɛ pɛnkoro, wɔ nkyerɛwee mu, ansa na wɔde ahyɛdeɛ a ɛdi kan no rema.

 

Ɛno ne akyinnyegye a ɛwɔ sɛ wɔde clone RFID sticker di dwuma sɛ ade a wɔakyerɛkyerɛ mu mmom sen sɛ ɛbɛyɛ aguade no nyinaa. Sɛ wopɛ sɛ woyɛ adwuma fa trade-offs koro no ara so ma w'ankasa volume, a ɛkata chip awo ntoatoaso, thickness, ferrite build ne test coverage so a, yɛn engineers bɛyɛ no atia sample ankasa naspec krataa ansa na wode wo ho ahyɛ tooling mu.