RFID Anti-Metal Tag bɛ se ka fɛn dɔ sɔrɔ cogo di
May 18, 2026
Aw bɛ cikan bila .
Mun na nɛgɛ bɛ RFID kalanni yɔrɔ tiɲɛ - ani Mun na "Interference" ye daɲɛ jugu ye
Ɛntɛrinɛti ɲɛmɔgɔ fanba minnu ye RFID bila fɛnmarayɔrɔ dɔ la walima fɛn dilanni yɔrɔ la, olu ye kogo kelen de gosi: taamasiyɛn minnu bɛ kalan cogo dafalen na kartɔnw kan, olu bɛ makun pewu waati min na u bilalen bɛ nɛgɛdaga kan walima aliminiyɔmu minɛnw so kɔnɔ. Instinct (hakilila) ye ka nin wele ko rfid metal interference, wa o daɲɛ in nɔrɔlen bɛ baara in bɛɛ la. Nka antɛni dilanni siratigɛ la, nɛgɛ bɛ min kɛ RFID taamasiyɛn na, o tɛ dankari ye arajo-ɛnjiniyɛri siratigɛ la. O ye rezɔn frequency shift ye min bɛ sɔrɔ conductive surface ka kɛ antenne jɔcogo dɔ ye. Danfara in nafa ka bon bawo a bɛ labɛnni Changé.
RFID Journal sigibaga Mark Roberti ye o jira tigitigi: ka RFID taamasiyɛn bila nɛgɛ kan, o bɛ i n’a fɔ ka maga nɛgɛdaga dɔ la min bɛ i ka FM arajo antɛni la. Gara bɛ jigin ka kɛ statiki ye, o tɛ kɛ bawo taamasiyɛn kura dɔ bɔra, nka bawo antɛni ma labɛn tugun ka kɛɲɛ ni frequency bɛnnen ye (RFID ka gafe).
Ni i y’a faamuya ko core dɛsɛ ye detuning ye sanni ka kɛ kɛnɛma interference ye, engineering solutions bɛ mankutu sɔrɔ i n’a fɔ antenne isolation strategies: ferrite absorbers, ceramic substrates, ani electromagnetic band gap materials.
Ka da misaliw kan minnu kɔlɔsira san tan fila kɔnɔ, nɛgɛ anti-nɛgɛ RFID taamasiyɛnw dilanni na ani kiliyan kɛmɛ caman bilali la, nin barokun in bɛ farikolo fɛɛrɛ saba tiɲɛ minnu bɛ rfid taamasiyɛn hakilijakabɔ kɔfɛ nɛgɛ kan, ka ɛntɛrinɛti furakɛli naani suma ni foro-sɛgɛsɛgɛli baarakɛcogo kunnafoniw ye, ani ka dɛsɛ cogoya fila ɲɛfɔ minnu bɛ tɛmɛ sɔnni fɔlɔ sɛgɛsɛgɛli la ani kalo sanfɛla dɔrɔn kɔfɛ. Ni aw bɛ ka jateminɛ kɛanti-nɛgɛ taamasiyɛnw nɛgɛminɛnw kama, baarakɛminɛnw bilayɔrɔw, walima izini baarakɛminɛnw, latigɛda min bɛ tilayɔrɔba filanan na , o jɔlen bɛ o baarakɛcogo in de kama .
Fɛɛrɛ saba minnu bɛ Tag baarakɛcogo faga nɛgɛw kan
Kumasen min ye ko "nɛgɛ bɛ RFID faga" o ye nɔgɔya kojugu ye. Fɛnɲɛnɛmako saba danfaralenw de bɛ o sababu la, wa u kelen-kelen bɛɛ bɛ ɛntɛrinɛti kɛlɛli fɛɛrɛ wɛrɛ ɲini.
UHF RFID kalan hakɛ bɛ se ka jigin ka bɔ mɛtɛrɛ 8–10 na ka se santimɛtɛrɛ 10 jukɔrɔ nɛgɛdaga fla kan.O tiɲɛni jugumanba in bɛ bɔ kuran-magnetiki jikuruw ɲɛfɔli la (atlasRFIDmagasin). Ni RFID kalanbaga ye arajo fiɲɛw bɔ ka taa taamasiyɛn dɔ fan fɛ min sigilen bɛ nɛgɛ kan, nɛgɛ sanfɛla bɛ taamasiyɛn jira ka segin ni fasa jiginni ye. Ni fasa danfara gɛrɛla degere 180 na , jikuru minnu bɛ kɛ ani minnu bɛ jira, olu bɛ ɲɔgɔn tiɲɛ yɔrɔ dɔ la walima u dafalen na, o bɛ yɔrɔ salenw Dabɔ yɔrɔ minnu na taamaʃyɛn tɛ fanga foyi Sɔrɔ yɔrɔ minnu na. Ni nɛgɛdaga ka bon ani ka flakɛ, o sira caman nɔ in bɛ barika sɔrɔ o cogo la. Nɛgɛ kurulen walima nɛgɛdaga bɛ yeelen barikamaw Dabɔ, o de y’a To taamaʃyɛnw bɛ "baara" Kɛ tuma dɔw la nɛgɛ pipe kan nka u bɛ Dɛsɛ pewu sèrwɛri fla chassis kan. O fɛɛrɛ kelen in de bɛ uhf rfid nɛgɛdaga dɛsɛ fanba kɛ fɛnmarayɔrɔw ni kunnafonidilanw sigidaw la.
Siginidenw tali bɛ fanga bɔ tag chip mago bɛ min na walasa ka baara kɛ.Nɛgɛ tɛ RF fanga dɔrɔn de jira. A bɛ 'sèn Bɔ ni a bɛ 'sèn Bɔ kuran-yɔrɔ la min bɛ ɲɔgɔn falen-falen, o bɛ RF fanga 'kɔnɔna Yɛlɛma ka Kɛ funteni ye. Ni RFID taamasiyɛn pasifw minnu bɛ u jigi da fanga sɔrɔlenw kan pewu ka bɔ kalanden taamasiyɛn na, o minɛni in bɛ se ka kɛ sababu ye ka puce (puce) tɛ fanga da abada. O nɔ bɛ danfaraba la ka kɛɲɛ ni fɔcogo ye: UHF taamasiyɛn minnu bɛ 860–960 MHz la, olu bɛ jɛ ni fanga ye kosɛbɛ ni fɛnw ye minnu bɛ se ka fɛnw ta, k’a sɔrɔ taamasiyɛn minnu ka dɔgɔn-fɛrɛnkan na minnu bɛ 125 kHz la, olu bɛ don nɛgɛ sigidaw kɔnɔ ka ɲɛ nka u bɛ kalan hakɛ ni kunnafonidilanw saraka.
Antɛni detuning ye fɛɛrɛ ye min ɲɔgɔn tɛ nɛgɛ-ko dɛsɛ la.RFID tag antenne standard dɔ dabɔra walasa ka mankan bɔ ni frequency kɛrɛnkɛrɛnnen ye, i n’a fɔ 915 MHz Ameriki Woroduguyanfan UHF baarakɛcogo la. Ni o antɛni sigilen bɛ nɛgɛdaga dɔ kan, nɛgɛ bɛ fara antɛni jɔcogo kan kosɛbɛ. Resonant frequency bɛ wuli, impedance bɛ Changé, ani chip-ka-antenna fanga jiginni bɛ bin. Tag ma "jam" Kɛ kɛnɛma-sɔrɔ-yɔrɔ dɔ fɛ. A yɛrɛ ka antɛni jiginna farikolo la nɛgɛ fɛ min bɛ a jukɔrɔ. O de y’a to rfid nɛgɛko gɛlɛya nɛgɛ nafolo kan, o tɛ se ka ɲɛnabɔ ni kalanden fanga bonya ye: gɛlɛya bɛ taamasiyɛn de la, kalanden tɛ.
Nin ye kuma ye min bɛ tɛmɛsira ɲɛminɛbaga fanba fɛ: nin fɛɛrɛ saba ninnu tɛ nɔ bila nɛgɛ bɛɛ la cogo kelen na. Nɛgɛ minnu bɛ i n’a fɔ karɔbɔli nɛgɛ, olu bɛ bɔnɛ barikamaw lase eddy current ma ka tɛmɛ nɛgɛw kan minnu tɛ-nɛgɛ ye i n’a fɔ aliminiyɔmu walima nɛgɛ min tɛ sɔgɔ. Tag min bɛnnen don nɛgɛ ma, o bɛ se ka baara kɛ ka ɲɛ nɛgɛ kan. Wa, jateminɛ nafa ka bon i n’a fɔ a kɛcogo. Tag min bɛ nɛgɛ I-bɔgɔlan ɲɛda fla la, o bɛ kɛ cogo wɛrɛ la kosɛbɛ ni gazi silinda kurulen kan.
Ni i ka taamasiyɛn feerela tɛ se k’a fɔ i ye u ka fɛn dilannen sɛgɛsɛgɛra nɛgɛ suguyaw ni jateminɛ minnu kan, o ye darapo bilenman ye sanni i ka i yɛrɛ bila komandi caman na.
Ɛntɛrinɛti fɛɛrɛ naani ka ɲɛsin RFID nɛgɛw tiɲɛni ma nɛgɛw kan
Industri in ye ɲɔgɔn sɔrɔ kanfɛɛrɛ sira naani minnu bɛ kɛ walasa ka RFID taamasiyɛnw kɛ baara ye nɛgɛ kan. Sira kelen-kelen bɛɛ bɛ jago kɛ ni a bonya, a musaka, a muɲuli, ani a kalanni hakɛ tɛ kelen ye, wa rfid nɛgɛko ɲɛnabɔcogo ɲuman bɛ bɔ i ka baarakɛyɔrɔ la, a tɛ bɔ i ka feerekɛla bɛ kɛ ka fɛɛrɛ min dila.
Ferite absorber layers: sisan izini sariya.
Fɛɛrɛ min bɛ Kɛ ka caya, o bɛ ferite-basigilen magɛnni-minɛn finman dɔ Blà tag-antɛni ni nɛgɛdaga cɛ. Ferite ka magnɛti-yɔrɔ-koba bɛ kuran-magnetiki fanga minɛ k’a bila sira wɛrɛ kan, n’o tɛ, o tun bɛna bɔ nɛgɛ la, ka tag taamasiyɛn tiɲɛ, ka magɛnni-taama-sira dɔ da min bɛ antɛni faranfasi ka bɔ a ɲɛminɛyɔrɔ la (PH Baarakɛminɛnw). Nka feriti nafa bɛ bɔ fɛnw janya bɛnni na ni laɲini kɛcogo ye. O yɔrɔ de la, fɛn dilannenw ɲɛw fanba bɛ ɲɛfɔli dabila.
Jagokɛla ka ferite sɛbɛnw janya bɛ daminɛ milimɛtɛrɛ 0,1 na ka se milimɛtɛrɛ 1,0 ma. Ni 13,56 MHz (NFC/HF baarakɛcogo), a ka c’a la, milimɛtɛrɛ 0,2 layini bɛ se ka kɛ. UHF fɔkanw na (860–960 MHz), layini belebelebaw minnu ye milimɛtɛrɛ 0,5–1,0 ye, olu bɛ danfara ɲuman di (ka da Syntek ka baarakɛcogo ɲɛfɔli kan). Anti-nɛgɛdaga minnu bɛ sɔrɔ o la, olu bɛ se ka kalan janya sɔrɔ mɛtɛrɛ 1,0–1,5 nɛgɛ sigidaw la ni fili hakɛ bɛ 2% duguma, o suman ni ISO 18000-6C EPC Gen2 sariya labatoli kalanbaga ye ni 6 dBi sɛrɛkili-polarize panɛli antɛni ye ni 30 dBm bɔli fanga ye. Lamini minnu tɛ-nɛgɛ ye, o taamaʃyɛn kelenw bɛ Se mɛtɛrɛ 1,5 ɲɔgɔn ma. An ka fɛn dilanni dɔnniya fɛ, sɔrɔko fili min ka teli ka kɛ, o ye ka feriti kelen janya jira nɛgɛ ɲagaminen sigida la, HF ni UHF taamasiyɛnw bɛ sigi ɲɔgɔn fɛ yɔrɔ min na nafolo suguya wɛrɛw kan. Industriw ka nafolo ladege baara fanba la, ferite fɛɛrɛ bɛ balansi ɲuman di baarakɛcogo, muɲuli, ani per-unit sɔrɔko cɛ. Ferite-backed UHF tag musaka bɛ se 3–5× ma ka tɛmɛ standard wet inlay kan, hali ni danfara bɛ ka dɔgɔya ka da a kan a dilanni hakɛw bɛ ka bonya ani UHF inlay sɔngɔ bɛ jigin ka tɛmɛ $0.04 kan (Mordor Hakilitigiya).
Farikolo danfara ni fomu walima plastiki yɔrɔw ye.
Fɛɛrɛ min ka nɔgɔn ani min sɔngɔ ka dɔgɔ, o bɛ danfaralan dɔ don min tɛ -yɔrɔ ye min tɛ -taamaʃyɛn ni nɛgɛdaga cɛ. A ka c’a la, milimɛtɛrɛ 5–10 cɛ bɛ se ka kɛ walasa ka antɛni detuning tilennen bali. Kɔrɔbɔli la ni mobili yɔrɔw kiliyan dɔ ye, ka milimɛtɛrɛ 5 fomu dɔ fara a kan, o ye kalan ɲɛtaa hakɛ caya ka bɔ 45% na ka se 92% ma nɛgɛ yɔrɔw kan, o kɛra sababu ye ka bɛn kunnafoniw ma minnu fɔra mɔgɔ sabananw ka sɛgɛsɛgɛlikɛlaw fɛ.
Nka yɔrɔ min nafa ka bon-waati jan kɔnɔ, o filɛ nin ye, wa ko fɛn dilannenw ɲɛw tɛna o fɔ: fomu bɛ tiɲɛ. Fɛn dilanyɔrɔw kan ni tulu nɔgɔlen don, ni yɛrɛyɛrɛ sabatilen don, ani don o don funteni jiginni, selilu fomu datugulen- bɛ degun, ka nɔgɔw minɛ, wa a bɛ bɔnɛ a ni ɲɔgɔn cɛ danfara la kalo 6–18 kɔnɔ ka da tiɲɛni kɛcogo kan an ye minnu sɛbɛn izini caman bilali la. Kalan ɲɛtaa hakɛ bɛ wuli tile fɔlɔ la, o kɔfɛ, a bɛ toli makun na kalo caman kɔnɔ fo ka se i ka segin kalan dɛsɛw ma jamaba la, k’a sɔrɔ a ju ma jɛya.
An y’o cogoya in ye siɲɛ caman fɛn dilanni duguma-dafalenw na. Fomu yɔrɔjanw bɛ baara kɛ baarakɛminɛnw na minnu ka dɔgɔ-, minnu bɛ kɛ waati kunkurunnin kɔnɔ. Fɛn o fɛn ka kan ka kisi izini ɲɛnamaya kɔnɔ, u ye waati dɔɔnin labɛn ye min bɛ feere i n’a fɔ fura banbali.
Seramiki tag jɔli.
Seramiki RFID taamasiyɛnw bɛ fɛɛrɛ wɛrɛ ta min ni tɔw tɛ kelen ye abada: sanni u ka antɛni tanga nɛgɛ ma, u bɛ baara kɛ ni fɛn ye min bɛ kɛ ni substrat ye, min ka molekiyɔmuw jɔcogo tɛ kuran wulibaliw lase walima ka kuran-magnetiki-yɔrɔw tiɲɛ. Molecules (molecules gaps) minnu ka bon seramiki kɔnɔ, olu bɛ coupling effects (ɲɔgɔndɛmɛ nɔw) bali minnu bɛ kɛ sababu ye ka detuning (detuning) kɛ nɛgɛw kan. Seramiki taamasiyɛnw bɛ se ka baara kɛ funteni jugumanba la, u caman jatera ko u bɛ to ka baara kɛ ni u ye ka tɛmɛ degere 200 kan, wa u bɛ se ka kemikoro sɔgɔli kɛlɛ pH 0–14 sigidaw kɔnɔ. Jagokɛcogo ye bonya ni gɛlɛya ye : seramiki substratw bɛ kari, wa u tɛ se ka bɛn yɔrɔ kurulenw ma, o min bɛ dan sigi u baara la silinda nafolo kan i n’a fɔpibilikiw, gazi silindaw, walima nɛgɛ wulilenw. U fana bɛ taa ni musaka kelen ye min ka bon ka tɛmɛ feriti-dafalen wɛrɛw kan. Ni aw ka baarakɛcogo funteni tora degere 150 duguma , seramiki taamasiyɛnw bɛ musaka caman ta funteni muɲuni na aw tɛna baara kɛ ni min ye abada. Ferite-based construction handles minnu bɛ sɔngɔ tilayɔrɔba dɔ la. Tiɲɛ na, seramiki anti-nɛgɛ taamasiyɛnw bɛ u ka sɔngɔ sɔrɔ dɔrɔn izini baarakɛcogo la min ka funteni ka bon-: penti furakɛli layiniw, otoklavi sɛrɛkiliw, nɛgɛ funteni furakɛli.
Kuranko bandi gap (EBG) fɛnw: ɲinini dancɛ.
Karamɔgɔya ɲininikɛlaw ye fɛɛrɛ wɛrɛ jira ni mɛtamateriyaliw ye minnu dilannen don ni ɛntɛrinɛti ye minnu bɛ kuran-magnetiki-banda yɔrɔw dilan, frequency-selective surfaces minnu bɛ taamasiyɛnw jɛnsɛnni bali bandi kɛrɛnkɛrɛnnenw kɔnɔ. EBG substrat min bilalen bɛ UHF RFID taamasiyɛn ni nɛgɛdaga cɛ, o bɛ se ka 4 dBi ɲɔgɔn sɔrɔ antɛni tɔnɔ na 915 MHz la k’a sɔrɔ a bɛ tagamasiɲɛ bɛɛ janya to milimɛtɛrɛ 1,5 duguma, ni prototype sɛgɛsɛgɛli bɛ kalan hakɛw jira minnu bɛ se mɛtɛrɛ 4 ma nɛgɛdagalanw kan laboratuwari cogoya kɔrɔsilenw na (Ɲininikalan Dakun). O fɛɛrɛ in ma kɔgɔ fɔlɔ jago siratigɛ la. EBG substratw dilanni sɛgɛsɛgɛli la, o bɛ to ka kɛ sɔngɔba ye, wa baarakɛcogo tɔnɔ minnu bɛ sɔrɔ feriti ɲuman-ɲumanba kan, olu tɛ musaka hakɛ jira fɔlɔ baarakɛcogo fanba la. Porozɛ minnu bɛ kalan hakɛ caman wajibiya nɛgɛ kan ni tag profile fitinin ye, EBG bɛ bɔnsɔn nataw jiraanti-nɛgɛ RFID minɛni fɛnw fɛɛrɛbɔ. Nka san 2026 sannifeere latigɛw kama, a bɛ to tulonkɛ nata ye.
An jɔyɔrɔ.
Nɛgɛ-surface RFID baarakɛcogo fanba la minnu tɛ funteni sabatili kɛ ka tɛmɛ degere 150 kan walima minnu tɛ tigɛ-dakun kalan hakɛ wajibiya ka tɛmɛ feriti bɛ min di, ferite-based tags ye sugandili ɲuman ye. U bɛ kalan kɛcogo sɛgɛsɛgɛlen di funteni, kemikɛli ani masin cogoyaw bɛɛ la minnu bɛ sɔrɔ izini sigida fanba la, sɔngɔko yɔrɔw la minnu bɛ taa a fɛ ka jigin bawo diɲɛ UHF inlay bɔli ye puwɛnti sirili musakaw bila ka tɛmɛ dɔrɔmɛ 0,04 kan fɛn kelen na (Mordor Hakilitigiya), ni anti-nɛgɛ feriti suguyaw bɛ tugu musakabɔcogo kelen na. Foam spacers ye jɔyɔrɔfalen ye. Seramiki ye baarakɛminɛn kɛrɛnkɛrɛnnen ye sigida minnu ka funteni ka bon kosɛbɛ. EBG ye siniɲɛsigi tulon ye. Ka fɛn wɛrɛ laadi i n’a fɔ rfid nɛgɛko ɲɛnabɔcogo min bɛ kɛ fɛn bɛɛ lajɛlen na -, o ye i dɔnbaliya ye baarakɛcogo kunnafoniw na walima fɛnmarayɔrɔ-feerecogo min bɛ ɲɛminɛ.
Guide fanba tɛna min jira i la: Deployment failures lakikaw ani Counter-Intuitive Results
Nin yɔrɔ in bɛ hakilina duuru ɲɛfɔ ka bɔ porozɛw bilali sen kan lakikaw la minnu man teli ka bɔ dilanbagaw ka bulɔguw kɔnɔ walima cogo-to guides generic kɔnɔ. U bɛ bɔ foro misaliw la minnu faralen don ɲɔgɔn kan ni mɔgɔ sabananw ka kunnafonidilanw bɔlenw ye.
Kalan min bɛ $30.000 na ka tɛmɛn tag-surface compatibility testing kan.Fɛn dilanyɔrɔ dɔ ye dɔrɔmɛ 30.000 don RFID infrastructures la ka...track tooling inventory ka tɛmɛn nɛgɛ-butiki gɛlɛn dɔ kan. Dɔgɔkun damadɔ kɔnɔ, kalan hakɛ jigira ka tɛmɛ 40% kan. Kalanbagaw ma labɛn cogo jugu la. Tagw tun tɛ fili ye.Dipole-antenne standard UHF tags tun ɲɛfɔra nɛgɛ nafolomafɛnw kama minnu tɛ anti{1}}nɛgɛso sigiyɔrɔ si sɔrɔ (Rarefied Tech ye baara kɛ). Tag inventory bɛɛ tun ka kan ka bila on-metal variants nɔ na, o kɛra sababu ye ka poroze musaka kɛ siɲɛ fila ye. Juru dɛsɛ tun bɛ ɲɛfɔli dakun na, bɛnkan sɛgɛsɛgɛli min bɛ wulada kelen ta ka kɛ, wa a musaka tɛ foyi ye n’i y’a suma ni -fleet retrofit dafalen ye. Sani i ka bolonɔ bila RFID bilali bɛnkansɛbɛn si la, i ka sɛbɛnw ɲini tag read-range testing kan i ka nafolomafɛnw ni jateminɛw lakikaw kan. Ni feerekɛla tɛ se k’a di, aw bɛ misali taamasiyɛnw ɲini aw yɛrɛ ka banbali sɛgɛsɛgɛli kama. Sample 50 musaka tɛ foyi ye ni i y’a suma ni re-tagging ye yɔrɔ bɛɛ la.
A sigicogo bɛ 20–40% dantigɛ i ka kalan hakɛ la.Anti-nɛgɛ taamasiyɛn kelen, min sigilen bɛ nɛgɛ nafolo kelen kan, o bɛ kalan janya danfaralenw di kɔrɔ la ka kɛɲɛ n’a sirilen ye cogo min na. Adhesive mounting bɛ teliya nka a ka teli ka delamination kɛ ni thermal cycling ni kemikɛli ye.Masina ka juru sirili bɛ minɛ kudayi di nka a bɛ ɲini ka sɔgɔli kɛ nafolo kɔnɔ.Epoxy encapsulation bɛ jɛɲɔgɔnya barikama ni sigida lakanani di nka a tɛ se ka wuli ka bɔ a nɔ na, wa a sɔngɔ ka gɛlɛn a hakɛ la. Kablon sirili bɛ baara kɛ silinda yɔrɔw kan nka u bɛ tiɲɛ UV jirali kɔrɔ kɛnɛma (Invengo ye). "Read range" min bɛ kunnafonidilan kan, o bɛ suman ni jiginni fɛɛrɛ kɛrɛnkɛrɛnnen ye laboratuwari cogoyaw la.Aw ka foro baara kɛcogo bɛna danfara don ni 20–40% ye, wa sigili fɛn caman b’a la, o de ye fɛn ye min tɛ jate kosɛbɛ poroze bolodacogo la.
Funteni-nɛgɛ jɛlen dɛsɛ min bɛ tɛmɛ sɔnni sɛgɛsɛgɛli fɛ. Lamini minnu bɛ nɛgɛdagayɔrɔw fara ɲɔgɔn kan ni funteni caman ye minnu bɛ to senna, jɛɲɔgɔnya min bɛ rfid nɛgɛdaga ni funteni degun cɛ, o bɛ dɛsɛ cogoya dɔ lawuli min tɛ ye baara kɛtuma na. Tagw bɛ tɛmɛ sɔnni fɔlɔ sɛgɛsɛgɛli la ni ko si tɛ yen. O kɔfɛ, dɔgɔkun walima kalo caman kɔnɔ, funteni-yɔrɔ-ko ni a jiginni sɛrɛkiliw bɛ antɛni farikolo-ɲɛnajɛ cogoya Changer ni mikromɛtɛrɛw ye, o bɛ kɛ sababu ye ka impedansi bɛnbaliya dɔ lawuli min bɛ kalan kɛcogo dɔgɔya dɔɔnin dɔɔnin. O waati kelen na, fɛn minnu bɛ kɛ ka fɛnw datugu ani minnu bɛ nɔrɔ ɲɔgɔn na, olu bɛ kɔrɔ joona funteni degun kɔrɔ, o bɛ farikolo farali teliya ka bɔ nɛgɛ sanfɛla la. O kɔlɔlɔ ye taamaʃyɛn "barika" dɛsɛw ye minnu bɛ kalo caman tiɲɛni yebali Jira tiɲɛ na. Ni i ka baarakɛminɛn bɛ nɛgɛ-yɔrɔ funteni basigilenw de kan minnu bɛ tɛmɛ degere 85 kan, nɛgɛ anti-nɛgɛ taamasiyɛnw sariyalenw tɛ se ka kɛ u ka so-funteni cogoya mana kɛ min o min ye. Aw mago bɛ taamasiyɛnw na minnu jate bɛ kɛ walasa ka funteni wuli ka taa a fɛ aw ka baarakɛta funteni yɛrɛ la, a kana kɛ waati dɔɔnin dɔrɔn ka kɛ a dan na.
Nɛgɛ bɛ se ka kalan hakɛ ɲɛ tiɲɛ na, ni taamasiyɛn in dabɔra o kama. Nin ye counter-intuitive sɔrɔli ye min bɛ faamuyali jɔnjɔnw ni ɛntɛrinɛti-dakun dɔnniya faranfasi rfid taamasiyɛnw bɛ taama cogo min na nɛgɛdaga kan. Nɛgɛdaga-taamaʃyɛn dilanni ɲɛtaa dɔw bɛ nɛgɛdaga-yɔrɔ Kɛ ni laɲini ye i n’a fɔ dugukolo-yɔrɔ, ka nafolo yɛrɛ tigɛli Kɛ taamaʃyɛn antɛni janya ye cogo ɲuman na. Nɛgɛ bɛ Kɛ i n’a fɔ fɛnɲɛnɛma-yɔrɔba min bɛ fanga min bɛ Bɔ kɛnɛ kan, o bɛ Lajɛ ka Taa kalanden fan fɛ, sanni k’a jɛnsɛn fan bɛɛ fɛ i n’a fɔ taamaʃyɛn min bɛ fiɲɛ hɔrɔn na, o bɛ Kɛ cogo min na. Jagokɛla kelen dɔrɔn de y’a jira ko a kalanni hakɛ ye mɛtɛrɛ 15- ye nɛgɛ kan ni mɛtɛrɛ 11 ye yɔrɔ la, o kɔrɔ ye ko nɛgɛ ye baara kɛcogo ɲɛ ni 36% ɲɔgɔn ye (Invengo). O tɛ a kɔlɔlɔ ye min bɛ kɛ cogoya la. A bɛ antɛni jateminɛ kɛrɛnkɛrɛnnen de wajibiya, impedansi tuning tigitigi nɛgɛ doni cogoya la, ani nɛgɛ flakɛlen min ka bon kosɛbɛ. Nka a bɛ lakali nɔgɔman in tiɲɛ ko "nɛgɛ ka jugu RFID ma tuma bɛɛ."
Baarakɛcogo saba minnu bɛ kɛ tuma caman na minnu tɛ sɛgɛsɛgɛli kɛ.Ka dɔ fara kalanbaga fanga kan, ka taamasiyɛn kɛrɛ ladilan, ani ka nɔrɔlan janya wɛrɛ fara a kan, o ye foro baarakɛcogo saba ye minnu ka ca ni rfid taamasiyɛnw ye kalan dabila nɛgɛ kan. U si tɛ jirisunw ka fizikikow ɲɛfɔ. Kalanbaga fanga min ka bon, o bɛ se ka yɔrɔ janya dɔɔnin nka a bɛ cross-kalan gɛlɛyaw lase ni taamasiyɛn kɛrɛfɛtaw ye. Kɔnɔna ladilanni tɛ se ka segin a kan, wa a tɛ se ka kɛ ni sɛgɛsɛgɛli ye. Nɛgɛ wɛrɛ bɛ faranfasi milimɛtɛrɛ kelen tilayɔrɔba dɔ di, o ka dɔgɔ kosɛbɛ ni milimɛtɛrɛ 5+ ye min ka kan ka kɛ walasa ka detuning dɔgɔya cogo kɔrɔ la. U saba bɛɛ bɛ ɲɛnabɔli hakilina nkalonma dɔ Dabɔ k’a sɔrɔ bɛnbaliya min bɛ o kɔnɔ, o bɛ To.
Anti-Metal Tag ɲuman sugandili: Desizɔn hukumu
Anti-nɛgɛ RFID taamasiyɛn sugandili izini baara kama, o ye gɛlɛya saba- caman ɲɔgɔnna ye.Ni i ye kelen sɔrɔ min man ɲi, o bɛ na ni -sɛgɛsɛgɛli tɛmɛnen ye (budjet tiɲɛnen) walima -sɛgɛsɛgɛli dɔgɔyali (foro dɛsɛw). Nin ye baara kɛcogo ye a fɛ cogo labɛnnen na walasa ka se sɔrɔ rfid nɛgɛko gɛlɛya kan i ka sigida kɛrɛnkɛrɛnnen na.
Yɛlɛma 1: Baarakɛcogo caman.Taamaʃyɛnw minnu ka dɔgɔn-fɛrɛkan (125 kHz) bɛ muɲuli danma-danma ɲuman di nɛgɛ gɛrɛgɛrɛ ma bawo u ka janya janyalenw tɛ jɛ kosɛbɛ ni fɛnw ye minnu bɛ se ka fɛnw ta. Nka LF kalanni yɔrɔw bɛ sanfɛ ka bɔ santimɛtɛrɛ 10 jukɔrɔ, wa kunnafonidilanw bɔli ka dɔgɔ. O b’a to u bɛnnen don dondaw kɔlɔsili taamasiyɛnw ma nɛgɛda la, u tɛ bɛn depo-skala nafolo nɔfɛtaama ma.-frequency tags sanfɛtaw minnu bɛ 13,56 MHz la, NFC fana sen bɛ o la, olu bɛ cɛmancɛ-yɔrɔ dɔ gosi: nɛgɛ muɲuni danma ani kalan bɛ se mɛtɛrɛ 1 ɲɔgɔn ma ni anti-nɛgɛ kɔkanna ye.U ye sariya ye min bɛ kɛIT nafolo taamasiyɛnw sèrwɛri chassis kan ani furakɛli minɛnw nɔfɛtaama. UHF taamasiyɛn minnu bɛ 860–960 MHz la, olu bɛ kalan janyalenba di (ka se mɛtɛrɛ 10+ ma ni nɛgɛ dilanni kɛrɛnkɛrɛnnenw ye-nɛgɛw kan) nka u bɛ nɛgɛko kɛlɛli fɛɛrɛ camanba de wajibiya. Baarakɛminɛn o baarakɛminɛn min bɛ nɛgɛ nafolo sɛgɛsɛgɛli kɛ kuluba kɔnɔ ka tɛmɛn fɛnmarayɔrɔ dɔ kan walima fɛn dilanni sira kan, UHF ye frequency kelen ye min bɛ se ka kɛ - ani anti-nɛgɛ taamasiyɛn dilanni bɛ kɛ ɲɛtaa kunba ye. FaamuyaliRFID frequency band kelen-kelen bɛɛ bɛ baara kɛ cogo min na nɛgɛ sigidaw labɛ fɛnsɛbɛnni fili suguya min sɔngɔ ka gɛlɛn kosɛbɛ, o bali.
Yɛlɛma 2nan: Nɛgɛ suguya ni a jateminɛcogo.Nɛgɛw (nɛgɛw, nɛgɛw) bɛ bɔnɛ barikamaw lase eddy current ma ka tɛmɛ nɛgɛw kan minnu tɛ-nɛgɛw ye (aluminiyɔmu, nɛgɛ inox, nɛgɛ, nɛgɛ). Tag min sɛgɛsɛgɛra aliminiyɔmu tabali kan, o bɛ se ka baara kɛ ka ɲɛ ni karɔbɔni nɛgɛma masinw ye. Yɔrɔ flakɛtaw bɛ yeelen barikamaw ni fɛn kelenw Bɔ ka Tɛmɛ yɔrɔw kan minnu kurulen don, minnu bɛ Kɛ ni fɛn ye walima minnu bɛ Kɛ ni fɛn dɔ ye. Ni nɛgɛ suguya caman bɛ aw ka nafolo ɲagaminen na, o min ka ca fɛn dilanni sigidaw la, aw bɛ sɛgɛsɛgɛli kunnafoniw ɲini aw ka taamasiyɛn feerela fɛ nɛgɛ suguya kelen-kelen bɛɛ kama. Baarakɛcogo delta min bɛ best-case ni worst-case nɛgɛw cɛ i ka sigida la, o de b’a jira n’i mago bɛ tag model kelen na walima fila la.
Yɛlɛma 3nan : Lamini cogoyaw.Tablo min bɛ duguma, o bɛ sigida ko gɛlɛnw minɛ minnu bɛ i ka taamasiyɛn sugandili dɔgɔya. Nka, "Recommended Construction" kulu bɛ a ɲini ka tiɲɛni kɛ ka kɛɲɛ ni i ka nɛgɛ suguya kɛrɛnkɛrɛnnen ye, bawo tag so kelen bɛ baara kɛ cogo wɛrɛ la karɔbɔni nɛgɛ kan ni aliminiyɔmu ni nɛgɛ min tɛ sɔgɔ. Ka da Syntek ka kalan-yɔrɔ sɛgɛsɛgɛli sumalen kan nin substrat saba ninnu kɔnɔ, diɲɛ kalan yɔrɔjan lakikaw bɛ danfara ni 15–30% ye hali fɛn kelen SKU kɔnɔ, o de y’a to banbali sɛgɛsɛgɛli i ka nafolo lakikaw kan, o tɛ -jɛ ka kɔn hakɛ sanni ɲɛ.
| Cogo | A bɛ nɔ bila Tag Sugandili la | So jɔli min bɛ ladilikan di |
|---|---|---|
| Funteni bɛ to sen na > degere 150 | Adhesive ni encapsulant dɛsɛ; antɛni jiginni | Seramiki substrat walima PPS so sanfɛla-temp |
| Furakɛcogo (asidiw, furajiw, pH dantɛmɛnen) . | Encapsulation sɔgɔli; ferite layɛrɛ tiɲɛni | PEEK walima PPS so minnu ka pH hakɛ ye 0–14 ye |
| Kɛnɛma UV + jisuma | Delamination nɔrɔlen; kabali sirili bɔgɔbɔgɔli | Screw-mount ni UV-rated so, IP67+. |
| Yɛrɛyɛrɛli ka bon / masinw ka bɔnɛ | Tag faranfasi ka bɔ dugukolo sanfɛla la; kɔnɔna yɔrɔ dɔw sɛgɛn | Epoyi daga walima rivet jiginni; ABS ka bɔgɔdaga gɛlɛn |
| Yɔrɔ kurulen (radius < 50 mm) . | Tag gɛlɛnw tɛ se ka bɛn ɲɔgɔn ma; fiɲɛ danfara bɛ baarakɛcogo bɔnɛ lase | TPU-backed ferrite tags minnu bɛ se ka wuli |
O kɛcogo waleyali : i ka frequency (fɔkan) latigɛ ka da kalan-yɔrɔ wajibiyalenw kan, o kɔfɛ, i ka filɛri kɛ ni nɛgɛ suguya bɛnkan ye, o kɔfɛ, i ka sigida dantigɛliw kɛ walasa ka dɔgɔya ka se tag (taama) jɔli ni a jiginni fɛɛrɛ kɛrɛnkɛrɛnnen dɔ ma. Nin ɲɔgɔndan in boli kɔfɛ, k’a daminɛ sɔngɔ walima cogoya la, o ye porozɛw labancogo ye ni dɔrɔmɛ 30.000 baara seginni cogoya ye min ɲɛfɔra sanfɛ.
Ɲininkaliw
J: Mun na RFID taamasiyɛn jɔnjɔnw bɛ dɛsɛ nɛgɛdaga kan?
A: Nɛgɛ yɔrɔw bɛ tag antenne detune, ka RF fanga jira ka segin i n’a fɔ destructive waves, ani ka fanga minɛ puce mago bɛ min na walasa ka baara kɛ. O nɔ saba ninnu bɛ fara ɲɔgɔn kan ka kalan hakɛ dɔgɔya ka bɔ mɛtɛrɛw la ka se zeru kɛrɛfɛ.
J: Fɛn jumɛn bɛ kɛ anti-nɛgɛ RFID taamasiyɛnw kɔnɔ?
A: Jagokɛlaw ka anti-nɛgɛ taamasiyɛn fanba bɛ baara kɛ ni feriti minɛyɔrɔ ye (a janya ye milimɛtɛrɛ 0,1–1,0 ye) min bɛ kuran fanga bila sira wɛrɛ kan ka bɔ nɛgɛ sanfɛla la. Fɛn wɛrɛ minnu bɛ se ka kɛ, olu ye seramiki substrates ye funteni jugumanba kama ani EBG metamaterials walasa ka se ka yɔrɔ caman sɔrɔ.
J: Yala anti-nɛgɛ taamasiyɛnw bɛ se ka baara kɛ ka ɲɛ nɛgɛ kan ka tɛmɛ fiɲɛ kan wa?
A: Ɔwɔ. Tag minnu dabɔra ka nɛgɛ baara i n’a fɔ antɛni dugukolo-yɔrɔ, olu bɛ se ka kalan yɔrɔ jan sɔrɔ nɛgɛ fla-fla belebelebaw kan ka tɛmɛ yɔrɔ lakolon kan, ni ɲɛtaa bɛ se 36% ma sɛgɛsɛgɛli sɛbɛnnenw na.
J: Ne bɛ se k’a sɛgɛsɛgɛ cogo di ni anti-nɛgɛ taamasiyɛn bɛna baara kɛ ne ka sigida la?
A: Aw bɛ misali taamasiyɛnw ɲini aw ka feerekɛla fɛ ani ka sɛgɛsɛgɛli kɛ aw ka nafolo lakikaw kan, aw ka baarakɛcogo funteni na, ka baara kɛ ni aw ka kalanbaga ni aw ka antɛni labɛncogo ye. Donanw ɲɛfɔli sɛbɛnw bɛ laboratuwari cogoyaw jira, i ka izini duguma tɛ.
J: Yala rfid nɛgɛdaga bɛ UHF nɔ juguya ka tɛmɛ frequence tɔw kan wa?
A: UHF (860–960 MHz) bɛ sɛgɛn kosɛbɛ nɛgɛ gɛrɛgɛrɛ nɔw la k’a sababu kɛ a janya surunya ye. LF (125 kHz) bɛ nɛgɛ muɲu kosɛbɛ nka a bɛ kalan hakɛ surunba di. HF (13,56 MHz) bɛ Bìn o ni ɲɔgɔn cɛ.
Weelekan ɲuman kɛli i ka nɛgɛ-Lamini girinmanw kama
rfid nɛgɛdaga fiziki tɛ taa. Surface conductive bɛna arajo frequency signals jira tuma bɛɛ, ka u minɛ ani ka u detune. Fɛn min Changé, o ye injiniyɛri furaw kɔgɔli ye minnu bɛ sɔrɔ walasa ka baara kɛ o gɛlɛyaw kɔnɔ. Industri sigidaw la, ferite-nɛgɛ kɛlɛli taamasiyɛnw bɛ baara dafalen di sisan funteni, kemikaliya ani masinko cogoyaw la, baarakɛminɛn fanba bɛ minnu ɲini, sɔngɔko yɔrɔw la minnu bɛ taa a fɛ ka jigin ni sɛnɛfɛnw bɔli hakɛ bɛ ka bonya.
Danfara min bɛ baarakɛcogo ɲuman ni kɔsegin musaka caman cɛ, o bɛ jigin ka se latigɛ saba ma minnu kɛra sani taamasiyɛn fɔlɔ ka yamaruya: i ka frequency bɛn i ka kalan-yɔrɔ wajibiyalen ma, ka taamasiyɛn baarakɛcogo tiɲɛ i ka nɛgɛdaga kɛrɛnkɛrɛnnenw kan, ani ka jiginni fɛɛrɛw ɲɛfɔ minnu bɛ kisi i ka sigida cogoyaw ma nafolo ɲɛnamaya bɛɛ kɔnɔ. O saba ɲuman sɔrɔli nafa ka bon ka tɛmɛ i bɛ tag brand min sugandi.
Ni i ka poroze bɛ nɛgɛ nafolo nɔfɛtaama de kan ani ni i mago bɛ taamasiyɛnw na minnu labɛnna nɛgɛ baarakɛcogo kan -,an ka anti-nɛgɛ RFID ni NFC tag fɛn dilannenw sirabɛ dila -so kɔnɔ ni ISO 9001 seere ye ani don o don puce sirili seko bɛ tɛmɛ 100.000 kan. Aw ye misali fu ɲini walasa ka sɛgɛsɛgɛli kɛ aw ka nafolo lakikaw kan sani aw ka aw yɛrɛ bila hakɛ la.
Aw ye ɲininkali ci .