Cogo di RFID Anti-nɛgɛ tagamasiɲɛ be se ka mɔgɔw bali ka koo si kɛ .
May 18, 2026
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Mun na nɛgɛ be RFID kalanyɔrɔ tiɲɛ - ani mun na "Interference" ye kumaden jugu ye
Ɛnsɛniyeriw fanba minw ye RFID bila boon dɔ kɔnɔ wala baarakɛyɔrɔ dɔ la, olu ye kogo kelen lo gosi: tagamasiɲɛ minw be kalan kartɔnw kan cogo ɲuman na, u be suma pewu tuma min na u be yɛlɛma nɛgɛdaga dɔ kan wala aliminiyɔmu minanw marayɔrɔ dɔ kan. O la, an ka ɲi k’o weele ko rfid nɛgɛ yɛlɛmani, ani o kumaden nɔrɔnin lo baarakɛyɔrɔ bɛɛ la. Nka antɛni dilan cogo la, nɛgɛ be min kɛ RFID tagamasiɲɛ la, o tɛ yɛlɛmani ye arajo-ɛnzeniyɛri kɔrɔ la. O ye rezonansi frekansi yɛlɛmani ye min be sɔrɔ nɛgɛjuru yɔrɔ min be kɛ antɛni labɛnnin yɔrɔ dɔ ye. O danfara kɔrɔtanin lo sabu a be yɛlɛmani don labɛnni na.
RFID Journal sigibaga Mark Roberti y’o ɲɛyira tigitigi: ka RFID tagamasiɲɛ bila nɛgɛ kan, o be komi i be maga nɛgɛfani sirilan dɔ la i ka FM arajo antɛni la. O station be jigi ka kɛ static ye, o t’a kɛ sabu tagamasiɲɛ kura dɔ bɔra, nka sabu antɛni tɛ yɛlɛma tugun ka kɛɲɛ ni frekansi ɲuman ye (RFID kunnafonisɛbɛn).
N’i y’a faamu ko gɛlɛyaba ye detuning ye sanni ka kɛ kɛnɛma yɛlɛmani ye, ɛnzeniyɛriw ka fɛɛrɛw be kɔrɔ di i n’a fɔ antɛniw bɔli fɛɛrɛw: feriti absorbeurs, substrats ceramiques, ani gap band électromagnétique.
Ka kɛɲɛ ni misaliyaw ye minw kɔlɔsira saan tan ni fila kɔnɔ nɛgɛ kɛlɛlanw dilanni na ani sannikɛla kɛmɛ caaman ka baara la, nin barokun be farikolo cogoya saba minw be rfid ka tagamasiɲɛw miiri nɛgɛ kan, a be ɛnzeniyɛri fɛɛrɛ naani suma ni field{tteritin pass pa, faisures in two . sɔnni kɔrɔbɔli ani kalo damanin dɔrɔn o kɔ. N’i be sɛgɛsɛgɛri kɛra .anti-nɛgɛ tagamasiɲɛw nɛgɛminɛw kama, sɛriwɛri marayɔrɔw, walima izini ka baarakɛminanw, latigɛli min be kɛ tilancɛ filanan na, o labɛnna o baarakɛcogo kama.
Fɛɛrɛ saba minw be tagamasiɲɛw ka baara faga nɛgɛw kan
Kumaden min ko “nɛgɛ be RFID faga” o ye nɔgɔyako ye min ka ca kojugu. Fiziki koo saba lo b’o sababuya ani u kelen kelen bɛɛ be ɛnzeniyɛri ka fɛɛrɛ wɛrɛw lo ɲini.
UHF RFID kalanyɔrɔ be se ka jigi ka bɔ mɛtɛrɛ 8–10 la ka taga se santimɛtiri 10 ma nɛgɛdaga pɛtɛnin dɔ kan.O tiɲɛni jugu be bɔ kuran yɛlɛmani na (atlasRFIDmagazɛn). Ni RFID kalanbaga dɔ be arajo ka yɛlɛmaniw bɔ ka taga tagamasiɲɛ dɔ fan fɛ min be nɛgɛ kan, nɛgɛ sanfɛla be tagamasiɲɛ yira kɔfɛ ni fazi yɛlɛmani ye. Ni fazi danfara be surunyana degere 180 la, yɛlɛmani minw be kɛ ani yɛlɛmani minw be kɛ, u be ɲɔgɔn bɔ ɲɔgɔn na wala u be ɲɔgɔn bɔ yen pewu, o be yɔrɔ salenw dan yɔrɔ minw na tagamasiɲɛ tɛ fanga sɔrɔ yɔrɔ minw na. Nɛgɛ yɔrɔ ka bon ani a ka pɛtɛ, o sira caaman nɔɔ be barika sɔrɔ. Nɛgɛ kurunin walima nɛgɛ sɔgɔnin be yeelen barikamanw lawuli, o lo kama tuma dɔw la, tagamasiɲɛw be “baara kɛ” nɛgɛpipe kan nka u be dɛsɛ pewu serveur chassis pɛtɛnin kan. O fɛɛrɛ dɔrɔn lo be uhf rfid nɛgɛw yɛlɛmani fanba lawuli magazɛnw ni kunnafoni marayɔrɔw laminiw na.
Signal absorption be fanga bɔ tagamasiɲɛ chip mako be min na ka baara kɛ.Nɛgɛ tɛ RF fanga dɔrɔn lo yira. A be yɛlɛmaniw kɛ n’a be yɛlɛmayɛlɛma yɔrɔ dɔ la min be yɛlɛmayɛlɛma, o min be RF fanga yɛlɛma ka kɛ funteni ye. RFID tagamasiɲɛw minw tɛ baara kɛ ani u be basigi pewu fanga min sɔrɔla ka bɔ kalankɛla ka tagamasiɲɛ la, o yɛlɛmani be se k’a yira ko pupi tɛ fanga sɔrɔ abada. O nɔɔ be yɛlɛma yɛlɛma kosɔbɛ ka kɛɲɛ ni yɛlɛmani ye: UHF tagamasiɲɛ minw be 860–960 MHz la, olu be ɲɔgɔn minɛ ni fanga ye ka tɛmɛ yɔrɔw kan minw be yɛlɛma, k’a sɔrɔ tagamasiɲɛ minw ka yɛlɛmani ka dɔgɔ - 125 kHz la, olu be don nɛgɛ laminiw na ka ɲɛ nka u be kalan yɔrɔ ni kunnafoniw saraka.
Antɛni detuning ye fɛɛrɛ ye min ɲɔgɔn tɛ yen nɛgɛ-ko la.Antɛni min be weele ko RFID, o labɛnna walisa ka mankan kɛ yɔrɔ kɛrɛnkɛrɛnnin dɔ la, i n’a fɔ 915 MHz Ameriki worodugu fan fɛ UHF baarakɛcogow kama. N’o antɛni siginin be nɛgɛ dɔ kan, o nɛgɛ be don antɛni yɔrɔ la koɲuman. Rezonansi frekansi be yɛlɛma, impedansi be yɛlɛma ani pupi-ka -antɛni fanga be ben. O tagamasiɲɛ ma "jam" bɔ kɛnɛma yɔrɔ dɔ la. A yɛrɛ ka antɛni yɛlɛmana farikolo ta fan fɛ nɛgɛ min b’a jukɔrɔ. O kama, rfid nɛgɛ ka don nɛgɛ nafolo la, o tɛ se ka labɛn ni kalankɛla fanga cayali ye: gɛlɛya be tagamasiɲɛ kan, kalanbaga tɛ.
Nin ye yɔrɔ ye, ɲɛminɛbaga fanba be tɛmɛ min kan: o fɛɛrɛ saba nunu tɛ nɔɔ to nɛgɛ bɛɛ kan cogo kelen na. Nɛgɛ nɔgɔmanw i n’a fɔ nɛgɛ karibɔni be yɛlɛmayɛlɛma barikamanw lawuli ka tɛmɛ nɛgɛ nɔgɔmanw kan i n’a fɔ aliminiyɔmu walima nɛgɛ gwansan. Tagamasiɲɛ min labɛnna nɛgɛ kama, o be se ka baara kɛ ka ɲɛ zira kan. Ani, geometri kɔrɔtanin lo i n’a fɔ minanw. Tagamasiɲɛ min be nɛgɛ I-beam ɲɛda pɛtɛnin kan, o be kɛ cogo wɛrɛ la kosɔbɛ ni min be gazi cilindri kurunin kan.
N’i ka tagamasiɲɛ feerebaga tɛ se k’a fɔ i ye nɛgɛ sifa minw n’u ka fɛɛnw sɛgɛsɛgɛra, o ye darapo wuleman ye sanni i k’i yɛrɛ di ka fɛɛn caaman san.
Ɛnsɛniyeri fɛɛrɛ naani minw be se ka RFID nɛgɛw don nɛgɛw kan
O baarakɛyɔrɔ ye ɲɔgɔn sɔrɔ saan 2019 la.fɛɛrɛ sira naani minw be se ka kɛ sababu ye ka RFID tagamasiɲɛw baara nɛgɛ kan. Sira kelen kelen bɛɛ be jago kɛ ni gɛrɛntɛ, sɔngɔ, mɛɛn, ani kalan hakɛ ye cogo wɛrɛ la, ani rfid nɛgɛ yɛlɛmani fura ɲuman be bɔ i ka baarakɛyɔrɔ la, i ka feerekɛla be min dilan.
Ferite absorbeur layers: sisan ka izini ka sariya.
Fɛɛrɛ min be baara kɛ ka caya, o ye fɛn misɛnnin dɔ ye min basiginin be feriti-minɛn kan min be se ka yɛlɛma yɛlɛma, o min be tagamasiɲɛ antɛni ni nɛgɛdaga cɛ. Ferite ka magnetite permeabilitéba be elekitoromanyetiki fanga minɛ ani k’a ɲɛsin yɔrɔ wɛrɛ ma, o min tun bena bɔ nɛgɛ la ani ka tagamasiɲɛ tagamasiɲɛ bɔ yen, o min be magnetite yɛlɛmayɔrɔ dɔ dilan min be antɛni bɔ yɛlɛmayɔrɔ la (PH baarakɛminanw). Nka feriti ka baarakɛcogo be bɔ minanw ka gɛrɛntɛ bɛnnin na ka kɛɲɛ ni yɔrɔ min laɲinina. O yɔrɔ lo la, fɛɛnw ɲɛɛw fanba be ɲɛfɔli dabila.
Jagokɛlaw ka feriti sɛbɛw be daminɛ milimɛtiri 0,1 la ka taga se milimɛtiri 1,0 ma. 13,56 MHz (NFC/HF baarakɛcogow) la, 0,2 mm yɔrɔ be se ka bɔ. UHF ka fɛrɛnsiw la (860–960 MHz), 0,5–1,0 mm ka yɔrɔ minw ka bon, olu be yɔrɔ ɲuman di (o basiginin lo Syntek ka dilan cogoyaw kan). O la, nɛgɛ kɛlɛlanw be se ka kalan kɛ mɛtɛrɛ 1,0–1,5 la nɛgɛ laminiw na ani fili hakɛ be 2% duguma, u be suma ni ISO 18000-6C EPC Gen2 ka kalankɛlan ye min be bɛn ni 6 dBi dBi circularized panneau ye at{31}B ye. Lamini minw tɛ -nɛgɛ ye, o tagamasiɲɛ kelenw be se mɛtɛrɛ 1,5 ɲɔgɔn ma. Ka bɔ an ka dilanni lɔnniya la, fili min ka ca ka kɛ sɔrɔli la, o ye ka feriti kelen ka gɛrɛntɛ yira nɛgɛ ɲagaminin dɔ kɔnɔ yɔrɔ min na HF ni UHF tagamasiɲɛw be ɲɔgɔn fɛ bololafɛn sifa caaman kan. Industrie ka nafolo sɛgɛsɛgɛli baarakɛcogo fanba la, feriti fɛɛrɛ be bɛnbaliya ɲuman di baarakɛcogo, mɛɛn ani sɔrɔko kelen kelen bɛɛ cɛ. UHF tagamasiɲɛ min be ni feriti ye, o sɔngɔ be se ka tɛmɛ 3–5× kan ka tɛmɛ fɛn jiman kan, hali ni danfara be dɔgɔyara komi fɛn minw dilanna, u hakɛ be dɔgɔyara ani UHF fɛn sɔngɔ be jigira ka se dɔrɔmɛ 0,04 ma (Mordor ka hakilidiya).
Farikoloɲanagwɛ ka bɔ ɲɔgɔn na ni fɛnɲɛnamafagalanw wala nɛgɛdaga ye.
Fɛɛrɛ min ka nɔgɔ ani min sɔngɔ ka nɔgɔ, o ye yɔrɔ dɔ don min tɛ-lafɛnw ye, o min be tagamasiɲɛ ni nɛgɛdaga cɛ. A ka c’a la, milimɛtiri 5–10 ka yɔrɔ be se ka kɛ sababu ye ka antɛni ka yɛlɛmani bali. Kɔrɔbɔli la ni mobili yɔrɔw sannikɛla dɔ ye, ka 5 mm ɲɔgɔn fara a kan, o ye kalan kɛcogo ɲuman caya ka bɔ 45% la ka taga se 92% ma nɛgɛ yɔrɔw kan, o jaabi be bɛn ni kunnafoniw ye minw fɔra sɛgɛsɛgɛrikɛlaw fɛ.
Nka yɔrɔ min ka ɲi ka kɛ wagatijan kɔnɔ, ani min ka fɛnw ɲɛɛw tɛna o fɔ, o ye nin ye: foam degrades. O la, a be se ka kɛ ko mɔgɔw be ɲɔgɔn minɛna yɔrɔ minw na, n’u be yɛlɛmayɛlɛma ani funteni be yɛlɛma loon o loon, u be nɔgɔw sama ani u be bɔnɛ u ka yɔrɔw la kalo 6–18 kɔnɔ ka kɛɲɛ ni tiɲɛni cogoyaw ye an ye minw sɛbɛ izini caaman kɔnɔ. Kalan kɛcogo ɲuman hakɛ be yɛlɛ loon fɔlɔ la, o kɔ, a be to ka tiɲɛ kalo caaman kɔnɔ fɔɔ i ka segi ka taga kalan caaman dɛsɛw la ani u sababu gwɛnin tɛ yen.
An y’o cogoya ye siɲɛ caaman na baarakɛyɔrɔw la. Foam spacers be baara kɛ ni fɛnw ye minw ka surun -, minw ka surun -. Fɛɛn o fɛɛn min ka ɲi ka kisi izini ka ɲɛnamaya kɔnɔ, u ye wagati dɔɔni dɔrɔn lo ye min be feere i n’a fɔ fura banbali.
Seramiki tagamasiɲɛ lɔli.
RFID tagamasiɲɛ minw be kɛ ni ceramiki ye, olu be fɛɛrɛ wɛrɛ lo ta: sanni u ka antɛni tanga nɛgɛ ma, u be baara kɛ ni fɛɛn dɔ ye min ka molekiliw tɛ yɛlɛmayɛlɛma wala ka kuran yɔrɔw yɛlɛma. Molekiliw ka yɔrɔ minw ka bon seramiki kɔnɔ, olu be ɲɔgɔndan kɔlɔlɔw bali minw be kɛ sababu ye ka detuning kɛ nɛgɛw kan. Ceramic tags be se ka baara kɛ funteni juguw la, ani u caaman be se ka baara kɛ tuma bɛɛ ka tɛmɛ degere 200 kan , ani u be se ka kemikali nɔgɔw kɛlɛ pH 0–14 laminiw bɛɛ la. O yɛlɛmani ye bonya n’a gɛlɛya ye: bɔgɔdaga be se ka tiɲɛ ani u tɛ se ka bɛn ni yɔrɔ kuruninw ye, o lo b’a to u tɛ se ka baara kɛ ni fɛɛn silindirikiw ye i n’a fɔ .tiyow, gazi nɛgɛw wala nɛgɛkuruw .. U fana be ni sɔngɔ gɛlɛn ye ka tɛmɛ feriti-baara wɛrɛw kan. Ni i ka baarakɛyɔrɔ ka funteni be to degere 150 duguma, ceramiki tagamasiɲɛw be wari caaman sara funteni muɲuli kama i tɛna baara kɛ n’u ye abada. Ferrite-basiginin jɔli bolow minw be daminɛ sɔngɔ dɔɔni dɔrɔn na. O la, nɛgɛ kɛlɛlanw be u ka sara sɔrɔ iziniw dɔrɔn lo la minw ka funteni ka bon: pɛntiri yɛlɛmani yɔrɔw, otokilavi yɛlɛmaniw, nɛgɛ furakɛli ni funteni ye.
Elektrɔmagɛntiki bandi gap (EBG) minanw: sɛgɛsɛgɛri dancɛ.
Kalanden ɲininikɛlaw ye fɛɛrɛ wɛrɛ yira min be baara kɛ ni metamaterial ɛnzeniyɛriw ye minw be yɔrɔw dan minw be yɛlɛma yɛlɛma, frekansi-sugandili yɔrɔw minw be tagamasiɲɛw jɛnsɛnni bali bandi kɛrɛnkɛrɛnninw na. EBG yɔrɔ min be UHF RFID tagamasiɲɛ ni nɛgɛ yɔrɔ dɔ cɛ, o be se ka 4 dBi ɲɔgɔn sɔrɔ antɛni sɔrɔli la 915 MHz la k’a sɔrɔ tagamasiɲɛ bɛɛ ka bonya ka to milimɛtiri 1,5 duguma, ani porototipu sɛgɛsɛgɛri b’a yira ko mɛtɛrɛ 4 kalanyɔrɔw be se ka kɛ nɛgɛ nɛgɛw kan laboratuwari ka cogoyaw la (Sɛgɛsɛgɛlida). O fɛɛrɛ ma se ka jago kɛ fɔlɔ. EBG fɛnw dilanni sɔngɔ ka gwɛlɛ hali bi, ani baarakɛcogo ɲuman min be sɔrɔ feriti ɲumanba kan, o tɛ se ka sɔngɔ yɛlɛmani sababuya fɔlɔ baarakɛcogo fanba la. Poroze minw be kalan caaman ɲini nɛgɛ kan ani u ka tagamasiɲɛw ka dɔgɔ, EBG be saan 1990 ka bɔnsɔn nata lo yira.anti-nɛgɛ RFID min be minanw sama. Nka saan 2026 ka sanni latigɛliw kama, a bele ye siniɲɛsigi tulon ye.
An ka lɔyɔrɔ.
Nɛgɛ-surface RFID baarakɛcogo fanba la, minw tɛ funteni sabati min ka ca ni degere 150 ye walima minw tɛ tigɛli -edge kalanyɔrɔ ɲini min ka ca ni feriti be min di, feriti-basiginin tagamasiɲɛw lo ye sugandili ɲuman ye. U be kalan kɛcogo sɛgɛsɛgɛninw di funteni, kemikali ani mansin cogoyaw bɛɛ la minw be sɔrɔ izini fanba la, sɔngɔw la minw be to ka jigi sabu UHF inlay dilanni diɲɛ kɔnɔ y’a to chip bonding sɔngɔ be dɔgɔya ni dɔrɔmɛ 0,04 ye kelen kelen bɛɛ la (Mordor ka hakilidiya), ni anti-nɛgɛ feriti yɛlɛmaniw ye minw be tugu sɔngɔ kurun kelen kɔ. Fomu yɔrɔw ye yɔrɔ ye min be mɔgɔw lalɔ. Seramiki ye baarakɛminan kɛrɛnkɛrɛnnin dɔ ye min be se ka kɛ yɔrɔ minw na funteni be yen kosɔbɛ. EBG ye siniɲasigi tulon ye. Ka fɛɛn wɛrɛ ladili i n’a fɔ rfid nɛgɛ yɛlɛmani fura min be se ka kɛ ka mɔgɔw ladon, o ye lɔnniyabaliya ye ni yɛlɛmani kunnafoniw ye wala feereli min be kɛ ni invɛrisite ye.
Ladilikanw fanba tɛna min yira i la: Labɛnni dɛsɛw ani jateminɛw-Jaabi minw be sɔrɔ
Nin yɔrɔ be faamuyali duuru lajɛ minw bɔra poroze yɛrɛ yɛrɛw la minw man teli ka bɔ dilanbagaw ka bololafɛnw na wala generic how-to guides kɔnɔ. U be bɔ foro kɔnɔfɛnw la minw farala ɲɔgɔn kan ni kunnafoni wɛrɛw ye minw gansira.
Dolari 30 000 kalan min be kɛ skipping tag-sɛgɛsɛgɛli la min be bɛn ni ɲɔgɔn ye.Izini dɔ ye dɔrɔmɛ 30 000 don RFID baarakɛminanw na ka .baarakɛminanw hakɛ lajɛ nɛgɛ-girinman butiki dugukolo kan. Lɔgɔkun damanin kɔnɔ, kalan hakɛ jigira ka se 40% ma. Kalankɛlaw tun ma yɛlɛma yɛlɛma. O tagamasiɲɛw tun tɛ ni fiɲɛ ye.Dipole-antenne UHF tagamasiɲɛw tun ɲɛfɔra nɛgɛfɛnw kama k’a sɔrɔ nɛgɛ kɛlɛyɔrɔ si tɛ yen (Teknolozi min man ca). Tag inventaire bɛɛ tun ka kan ka yɛlɛma ni on-metal variants ye, o min tun be poroze musakaw caya siɲɛ fila. Lili dɛsɛ tun be sɛrɛkili yɔrɔ la, bɛnkan sɛgɛsɛgɛli min be wulafɛ kelen ta k’a kɛ ani a sɔngɔ tɛ foyi la ni -flote dafalen yɛlɛmani ye. Sanni aw k’aw bolonɔ bila RFID bilali bɛnkan dɔ la, aw ka sɛbɛw ɲini minw b’a yira ko aw ka nafolo minanw n’aw ka geometriw yɛrɛ yɛrɛ be sɛgɛsɛgɛri kɛ. Ni feerekɛla tɛ se k’a di, i ka tagamasiɲɛw ɲini i yɛrɛ ka banba sɛgɛsɛgɛri kama. Ɲɛyirali 50 sɔngɔ tɛ foyi ye n’an y’o suma ni baarakɛyɔrɔ kuru bɛɛ tagamasiɲɛw ye tugun.
Instalasiyɔn fɛɛrɛ be 20–40% dantigɛ i ka kalan hakɛ la.O anti-nɛgɛ tagamasiɲɛ kelen, min be nɛgɛfɛn kelen kan, o be kalan yɔrɔw di minw kɔrɔ tɛ kelen ye ka kɛɲɛ n’a nɔrɔnin be cogo min na. Nɔrɔnanw be yɛlɛma joona nka u be se ka tiɲɛ ni funteni be yɛlɛma ani ni kemikalifɛnw be yɛlɛma.Visi min be kɛ ni mansin ye, o be se ka mɔgɔw minɛ tuma bɛɛ nka a be ɲini ka sɔgɔli kɛ o fɛɛn kɔnɔ.Epoxy encapsulation be ɲɔgɔndan barikaman di ani ka lamini latanga nka a tɛ se ka yɛlɛma ani a sɔngɔ ka gwɛlɛ n’a be yɛlɛma. Kabɔlɔ sirininw be baara kɛ yɔrɔw kan minw be i n’a fɔ silindiri, nka u be tiɲɛ UV yɔrɔ la kɛnɛma (Invengo). "Read range" min be sɔrɔ kunnafoni sɛbɛ dɔ kan, o be suma ni yɛlɛmacogo kɛrɛnkɛrɛnnin dɔ ye laboratuwari ka cogoyaw la.Aw ka foro baara bena danfara ka bɔ ɲɔgɔn na ni 20–40% ye, ani yɛlɛmani min be kɛ ka mɔgɔw sigi, o lo be to ka ɲinɛ poroze labɛnni wagati la.
Funteni-nɛgɛ ɲɔgɔndan dɛsɛ min tɛmɛna sɔnni kɔrɔbɔli la. Lamini minw be nɛgɛ yɔrɔw fara ɲɔgɔn kan ni funteni caman ye, rfid nɛgɛ yɛlɛmani ni funteni gɛlɛya cɛ jɛnɲɔgɔnya be dɛsɛ cogo dɔ lawuli min tɛ ye baara daminɛ tuma na. Tagiw be tɛmɛ sɔnni kɔrɔbɔli fɔlɔ la ani gwɛlɛya si tɛ yen. O kɔ, lɔgɔkun caaman wala kalo caaman kɔnɔ, funteni bonya ani yɛlɛmani be antɛni ka farikolo cogoya yɛlɛma ni mikromɛtiriw ye, o be na ni yɛlɛmani ye min be kɛ dɔɔni dɔɔni ani min be kalan kɛcogo nagasi dɔɔni dɔɔni. O wagati kelen na, fɛn minw be nɛgɛw nɔrɔ ɲɔgɔn na ani minw be nɔrɔ ɲɔgɔn na, olu be kɔrɔ joona funteni wagati la, o min b’a to nɛgɛ be bɔ ɲɔgɔn na joona joona. O b’a to mɔgɔw be tagamasiɲɛw dɛsɛ “bari dɔɔni” ani u be kalo caaman ka tiɲɛni yebali yira. Ni i ka baarakɛminɛn be nɛgɛ-yɔrɔ funteni min be to ka tɛmɛ degere 85 kan, nɛgɛ kɛlɛli tagamasiɲɛw tɛ se ka bɔ u ka so-funteni hakɛ mana kɛ min o min ye. I mako be tagamasiɲɛw la minw be se ka yɛlɛma yɛlɛma tuma bɛɛ i ka baarakɛyɔrɔ ka funteni yɛrɛ yɛrɛ la, i kana yɛlɛma wagati dɔɔni kɔnɔ dɔrɔn.
Nɛgɛ be se ka kalan kɛcogo fisaya tiɲɛn na, n’o tagamasiɲɛ labɛnna o lo kama. Nin ye counter-intuitive sɔrɔli ye min be faamuyali jɔnjɔn ni ɛnzeniyɛri-nivo lɔnniya danfara rfid tagamasiɲɛw be kɛ cogo min na nɛgɛw kan. Nɛgɛ tagamasiɲɛ dilancogo dɔw minw yiriwara, olu b’a laɲini ka nɛgɛ sanfɛla kɛ dugukolo yɔrɔ ye, o min b’a to o bolofɛn yɛrɛ be yɛlɛma ka kɛ tagamasiɲɛ antɛni yɛlɛmani ye. O nɛgɛ be baara kɛ i n’a fɔ yeelenbɔlan belebele dɔ min be yeelenbɔlanw lajɛn ka taga n’u ye kalanbaga fan fɛ, sanni k’u jɛnsɛn fan bɛɛ la i n’a fɔ tagamasiɲɛ min be fiɲɛ gwansan kɔnɔ, o b’a kɛ cogo min na. Jagofɛn kelen dɔrɔn lo y’a yira ko mɛtɛrɛ 15- kalan be se ka kɛ nɛgɛ kan ka tɛmɛ mɛtɛrɛ 11 kan yɔrɔ lakolon na, o kɔrɔ ko nɛgɛ be baara kɛcogo fisaya ni 36% ɲɔgɔn ye (Invengo). O tɛ koo ye min ka teli ka kɛ. A be antɛni geometri kɛrɛnkɛrɛnnin lo ɲini, ka impedansi yɛlɛmani tigitigi kɛ nɛgɛ-doni cogoya kama ani nɛgɛ yɔrɔ pɛtɛnin belebeleba min be se ka kɛ. Nga a be maana nɔgɔman tiɲɛ min b'a fɔ ko "nɛgɛ man ɲi tuma bɛɛ RFID ma."
Fɛɛrɛ saba minw ka teli ka kɛ ani u tɛ yɛlɛma.Ka dɔ fara kalankɛla ka fanga kan, ka tagamasiɲɛw yɔrɔ yɛlɛma ani ka nɔrɔnan wɛrɛw fara a kan, o ye foro kɔnɔ baara saba ye minw ka ca ni rfid tagamasiɲɛw be kalan dabila nɛgɛ kan. O si tɛ kuma fiziki lili koo la. Kalankɛla fanga be se ka yɔrɔ janya dɔɔni nka a be cross-kalan gɛlɛyaw don ni tagamasiɲɛw ye minw be gɛrɛfɛ. Angle yɛlɛmani tɛ se ka kɛ tugun ani a tɛ se ka kɛ ni sɛgɛsɛgɛri ye. Nɔrɔnan wɛrɛ be milimɛtiri kelen tilanyɔrɔ dɔ di, min ka dɔgɔ ni 5+ mm ye min ka ɲi ka detuning dɔgɔya cogo kɔrɔman na. O saba bɛɛ be ngalon miiriya dɔ lawuli k’a sɔrɔ bɛnbaliya min be yen, o be yen hali bi.
Ka Anti-Tag ɲuman sugandi: Latigɛli kɛcogo
Ka RFID tagamasiɲɛ min be nɛgɛ kɛlɛli - sugandi ka baara kɛ n’a ye izinibaara la, o ye gɛlɛya saba ye min be yɛlɛma.Ka fili dɔ sɔrɔ, o be na ni -sɛgɛsɛgɛli ye (budget tiɲɛnin) walima -sɛgɛsɛgɛli dɔgɔya (foro dɛsɛliw). Nin ye cogo min na i be se ka baara kɛ n’a ye cogo labɛnnin na ka see sɔrɔ rfid nɛgɛ yɛlɛmani kan i ka sigiyɔrɔ kɛrɛnkɛrɛnnin na.
Variable 1: Operasiyɔn kɛcogo.Low-frequency (125 kHz) tags be muɲuli ɲuman di nɛgɛ gɛrɛfɛ sabu u ka yɛlɛma janw tɛ ɲɔgɔn minɛ ni fanga ye ni yɔrɔw ye minw be yɛlɛma. Nka LF kalan yɔrɔw be sanfɛ ka bɔ santimɛtiri 10 jukɔrɔ, ani kunnafoni minw be sɔrɔ, u ka dɔgɔ. O b’a to u be se ka kɛ nɛgɛ daaw ka donyɔrɔ kɔlɔsili tagamasiɲɛw ye, u tɛ se ka kɛ magazɛn-scale ka nafolo sɛgɛsɛgɛri ye.Ɲɛyirali fɛ, 13.56 MHz la, NFC fana be yen, o be yɔrɔ cɛmancɛ dɔ gosi: nɛgɛ muɲu hakɛlaman ani kalan yɔrɔw fɔɔ ka se mɛtɛrɛ 1 ɲɔgɔn ma ni nɛgɛ kɛlɛlan ye.Olu lo ye sariya ye .IT ka nafolo tagamasiɲɛw sɛrivɛri chassis kan ani furakɛli minɛnw nɔfɛtagama. UHF tagamasiɲɛw minw be 860–960 MHz la, olu be kalan yɔrɔ jan di (fo ka se mɛtɛrɛ 10+ ma ni nɛgɛw dilancogo kɛrɛnkɛrɛnninw ye) nka u be nɛgɛ kɛlɛlanw lo ɲini minw ka gwɛlɛ ka tɛmɛ tɔɔw bɛɛ kan. O la, a be se ka kɛ ko UHF lo ye frekansi kelenpe ye min be se ka kɛ - ani anti-metal tag design be kɛ sababu ye min be se ka mɔgɔw dɛmɛ ka baara kɛ. FaamuyaliRFID ka frekansi bandi kelen kelen bɛɛ be baara kɛ cogo min na nɛgɛ lamini naa be fili min kɛ, o sɔngɔ ka gwɛlɛ ka tɛmɛ tɔɔw bɛɛ kan.
Variable 2: Nɛgɛ sifa n’a ka geometri.Nɛgɛ nɔgɔmanw (karibɔni nɛgɛ, nɛgɛ nɔgɔmanw) be yɛlɛmayɛlɛma barikamanw bɔnɛ ka tɛmɛ nɛgɛ nɔgɔmanw kan (aliminiyɔmu, nɛgɛ gwansan, zira, zira). Tagamasiɲɛ min sɛgɛsɛgɛra aliminiyɔmu etazi kan, o be se ka baara kɛ ka ɲɛ karibɔni nɛgɛ masinw kan. Fɛɛn pɛtɛninw be yeelen barikamanw bɔ ani u be kɛ kelen ye ka tɛmɛ yɔrɔ kuruninw, yɔrɔ nɔgɔninw wala yɔrɔ minw sɔgɔnin lo. Ni i ka nafolo ɲagaminin kɔnɔ, nɛgɛ sifa caaman be yen, o min ka ca dilanyɔrɔw la, sɛgɛsɛgɛri kunnafoniw ɲini i ka tagamasiɲɛ dilanbaga fɛ nɛgɛ sifa kelen kelen bɛɛ koo la. Delta min be nɛgɛ ɲumanw-case ani juguman-case cɛ i ka sigida la, o lo b’a yira n’i mako be tagamasiɲɛ modɛli kelen wala fila la.
Fɛɛn 3nan: Lamini cogoya.Tabali min be duguma, o be lamini koo kɔrɔtaninw yira minw b’i ka tagamasiɲɛw sugandili dɔgɔya. Nka, "Jɔli ladilikan" yɔrɔ b'a ɲini ka sɛgɛsɛgɛli kɛ i ka nɛgɛ sifa kɛrɛnkɛrɛnnin kan, bari tagamasiɲɛ kelen be baara kɛ cogo wɛrɛ la karbɔni nɛgɛ ni aliminiyɔmu ni nɛgɛ gwansan kan. Ka kɛɲɛ ni Syntek ka sangaɲɔgɔnma kalan-sɛgɛsɛgɛli ye nin fɛn saba nunu kɔnɔ, diɲɛ kalan janya yɛrɛ yɛrɛ be danfara ni 15–30% ye hali SKU kelen kɔnɔ, o lo kama sɛgɛsɛgɛli min be kɛ i ka nafolo yɛrɛ yɛrɛw kan, o tɛ -ɲɔgɔnye ye sanni ka sanni kɛ.
| Cogo | A be nɔɔ min to tagamasiɲɛw sugandili kan | Lɔli ladilikanw |
|---|---|---|
| Funteni min be to ka kɛ > degere 150 | Nɔrɔnan ni enkapsulan dɛsɛli; antɛni yɛlɛma | Ceramiki dugumayɔrɔ walima PPS so min ka funteni be - |
| Simi fɛnɲɛnamafagalanw (asidiw, yɛlɛmafɛnw, pH dantɛmɛnin) | Enkapsulasiyɔn ka nɔgɔ; feriti yɔrɔ tiɲɛni | PEEK walima PPS so pH hakɛ be 0–14 . |
| Kɛnɛma UV + jimanya | Delaminasiyɔn min be nɔrɔ ɲɔgɔn na; juru sirili ka tiɲɛ | Visi-minɛ ni UV-so ye, IP67+ |
| Yɛrɛyɛrɛba / mansin nɔɔ | Tag danfara ka bɔ dugukolo sanfɛ; kɔnɔnafɛnw sɛgɛsɛgɛli | Epɔkisi nɛgɛdaga walima rivɛti nɛgɛdaga; ABS ka fanikolon |
| Yɔrɔ kurunin (radiyasi < milimɛtiri 50) | Tagamasiɲɛ gwɛlɛw tɛ se ka bɛn; fiɲɛ danfara be baarakɛcogo nagasi | TPU - min be se ka yɛlɛma yɛlɛma, o ye feriti tagamasiɲɛw dɛmɛ |
O kɔ, i ka i ka frekansi dantigɛ ka kɛɲɛ ni read-range laɲiniw ye, o kɔ, i ka filɛrɛ kɛ ka kɛɲɛ ni nɛgɛ sifaw ka bɛnkan ye, o kɔ, i ka lamini dankariw kɛ ka dɔgɔya ka taga tagamasiɲɛ kɛrɛnkɛrɛnnin dɔ lɔcogo n’a labɛncogo la. Ka nin tuguɲɔgɔnna boli kɔfɛ, k’a daminɛ ni sɔngɔ ye walima ni cogoya ye, o lo ye porozew laban ye cogo min na ni dɔrɔmɛ 30 000 baarakɛcogo kura ye min ɲɛfɔra sanfɛ.
ɲiningaliw
I: Mun na RFID tagamasiɲɛw be dɛsɛ nɛgɛw kan?
A: Nɛgɛ yɔrɔw be antɛni min be tagamasiɲɛw la, u b’o yɛlɛma, u be RF fanga lase kɔfɛ i n’a fɔ yɛlɛmani minw be mɔgɔw tiɲɛ ani u be fanga min minɛ, o be se ka min kɛ walisa ka baara kɛ. O nɔ saba nunu be fara ɲɔgɔn kan ka kalan hakɛ dɔgɔya ka bɔ mɛtɛrɛw la ka taga se zero gɛrɛfɛ.
I: Fɛɛn jumanw lo be kɛ nɛgɛ RFID tagamasiɲɛw kɔnɔ?
A: Jagokɛyɔrɔw ka nɛgɛ kɛlɛlanw fanba be baara kɛ ni feriti absorbant layer ye (0.1–1.0 mm) min be kuran fanga yɛlɛma ka bɔ nɛgɛ sanfɛ. O la, a be se ka kɛ ko a be se ka kɛ ni seramiki ye walisa ka funteniba sɔrɔ ani ka EBG metamaterialw kɛ ka se ka yɔrɔ caaman sɔrɔ.
I: Yala anti-nɛgɛ tagamasiɲɛw be se ka baara kɛ nɛgɛ kan ka tɛmɛ fiɲɛ kan wa?
B: Ɔnhɔn. Tagamasiɲɛ minw labɛnna walisa ka baara kɛ ni nɛgɛ ye i n’a fɔ antɛni dugukolo kan, u be se ka kalan yɔrɔ janw sɔrɔ nɛgɛ pɛtɛnin belebelew kan ka tɛmɛ yɔrɔ lakolonw kan, ani yɛlɛmani be se ka kɛ fɔɔ ka se 36% ma sɛgɛsɛgɛri sɛbɛninw na.
I: N be se k’a sɛgɛsɛgɛ cogo di ni anti-metal tag bena baara kɛ n’ ka sigiyɔrɔ la?
A: Aw ka tagamasiɲɛw ɲini aw ka feerekɛla fɛ ani aw k’aw ka nafolo yɛrɛ yɛrɛw sɛgɛsɛgɛ, aw ka baarakɛyɔrɔw ka funteni hakɛ la, ka baara kɛ n’aw ka kalankɛla n’aw ka antɛni ye. Kunnafoni sɛbɛw ka ɲɛfɔli be laboratuwari ka cogoyaw yira, i ka izini dugukolo tɛ.
Ɲininkali: Yala rfid nɛgɛ yɛlɛmani be nɔɔ jugu to UHF kan ka tɛmɛ frekansi wɛrɛw kan wa?
A: UHF (860–960 MHz) be nɛgɛ gɛrɛfɛla kɔlɔlɔw sɛgɛsɛgɛ ka tɛmɛ a ka yɛlɛmani surunya kosɔn. LF (125 kHz) be nɛgɛ muɲu ka ɲɛ nka a be kalan surunya kosɔbɛ. HF (13,56 MHz) be ben o cɛma.
Ka welekan ɲuman kɛ i ka nɛgɛ-lamini girinman kama
Fiziki rfid nɛgɛ ɲɔgɔndan tɛ taga. Fɛɛn minw be yɛlɛma yɛlɛma, olu bena arajo fɛrɛnsi tagamasiɲɛw yira, k’u sama ani k’u lalɔ tuma bɛɛ. Min yɛlɛmana, o ye ɛnzeniyɛri fɛɛrɛ minw be yen walisa ka baara kɛ o dankariw kɔnɔ, u kɔgɔnin lo. Lizini laminiw na, feriti-based anti-metal tags be baara ɲuman kɛ sisan funteni, kemikali, ani mekaniki cogoyaw bɛɛ la, baarakɛcogo fanba be min ɲini, sɔngɔw la minw be to ka jigi ni dilan hakɛ be cayara.
Danfara min be yɛlɛmani ɲuman ni yɛlɛmani sɔngɔ gwɛlɛ cɛ, o be bɔ latigɛli saba la minw be kɛ sanni tagamasiɲɛ fɔlɔ ka yamaruya: i ka yɛlɛmaniw bɛn n’i ka kalan-sɛgɛsɛgɛri ye, i ka tagamasiɲɛw ka baara sɛgɛsɛgɛ i ka nɛgɛ kɛrɛnkɛrɛnninw kan, ani i ka yɛlɛmani fɛɛrɛw yira minw be se ka kisi i ka sigiyɔrɔ cogoyaw ma fɔɔ ka taga se i ka nafolo bɛɛ ma. Ka o jogo saba sɔrɔ, o kɔrɔtanin lo ka tɛmɛ i ka tagamasiɲɛ sifa min sugandi kan.
Ni i ka poroze ye nɛgɛfɛnw nɔfɛtagama ye ani i mako be tagamasiɲɛw la minw labɛnna on-nɛgɛ baara kama,an ka RFID ni NFC tagamasiɲɛw kɛlɛlan -a dilanna -so kɔnɔ ni ISO 9001 sɛbɛ ye ani a be se ka 100 000 ni kɔ don loon o loon. Aw ka sɛgɛsɛgɛri kɛ gwansan ka sɛgɛsɛgɛri kɛ aw ka nafolo yɛrɛ yɛrɛ kan sanni aw k’aw yɛrɛ di ka volime kɛ.
A’ ye ɲiningali kɛ .