RFID ka Ɲifurakɛli Ɲifuraw ka sɛbɛnw .

A ka ca a la, tagamasiɲɛw be kɛ ni tag kɛrɛnkɛrɛnnin dɔ ye ani tagamasiɲɛ antɛni ye. O chip be kɛ ka fɛɛnw ka kunnafoniw mara, ani antɛni be kɛ ka aradiyow ka yɔrɔw ci ani k’u sɔrɔ. Ɛlɛktɔrɔniki tagamasiɲɛw ka chip ka dɔgɔ kosɛbɛ ani a ka ca a la, a ma tɛmɛ 0 35mm kan; Antɛni bonya ka ca kosɔbɛ ni chip ta ye, ani antɛni cogoya be taga ni baarakɛcogo ye, ani fɛn wɛrɛw.

 

A fɔlɔ, chip be yen. Ɛlɛktɔrɔniki tagamasiɲɛw labɛnnin cogoya be ɲɔgɔn fɛ, a ka ca a la, RF ɲɛfɛla-end/analogu ɲɛfɛla -ɛt, CPU walima logic control, hakilijagabɔ ani modɛli wɛrɛw. RF ɲɛfɛla-end be baara kɛ kosɛbɛ ka RF tagamasiɲɛw yɛlɛma ani k’u yɛlɛma; CPU be baara kɛ ka caya ka tagamasiɲɛw kode/ladili kɛ ani ka baara kɛ ni anti{5}}collision porotokɔliw ye; Hakilijigifɛnw be kɛ ka kunnafoniw mara, i n’a fɔ RAM, EEPROM, n’a ɲɔgɔnnaw.

 

RF ɲɛfɛla-end be kuran sama ka bɔ tagamasiɲɛ antɛni kɔnɔ ani a be baara kɛ i n’a fɔ kuranfɛn min be sɔrɔ chip la ka taga n’a ye yɛlɛmani ni basigili kɔ. RF ɲɛfɛla-end ka kan ka jateminɛ kɛ ka ɲɛ ni antɛni ye, fanga ni tansɔn ɲuman, ani bɛnko min be kɛ ni kunnafoni yɛlɛmani sifa caaman ye ka bɔ kalanbaga ni sɛbɛnnikɛla fɛ. Walisa ka dɔ fara tagamasiɲɛ ka baarakɛcogo ɲuman kan, a be se ka kɛ ko dɔ be fara a kan ani a be se ka yɛlɛma.

 

Microprocesseurs be kɛ ka baara kɛ ani ka baara kɛ ni dizitali tagamasiɲɛw ye, i n’a fɔ ka kalan kɛ ani ka sɛbɛri kɛ hakilijigi ye. Porogaramu modɛli sɛbɛra ka don ROM kɔnɔ i n’a fɔ kode cogoya ani a sɛbɛra ka ban chip kɔnɔ chip dilan wagati la. Baseband tagamasiɲɛw ka kode (digital modulasiyɔn), kode fɛɛrɛ caman be yen minw ka ca i n’a fɔ: NRZ (a kɔfɛ, no reverse tɛ zero ye) kode, Manchester kode, kode min be kɛ ni ipolari ye, Miller kode, n’a ɲɔgɔnnaw.

 

Kunnafoni minw be tag ni kalankɛla/sɛbɛri cɛ, u be sɔrɔ jamana fila kɔnɔ: 0 ani 1, minw be yira kuran ka pɔsɔni tagamasiɲɛ ka yɔrɔ la. O la, a be se ka kɛ ko a be ni DC ye wala ko a ka dɔgɔ ni-}fe ye, min be weele ko baseband tagamasiɲɛ, min be ci IC karti dɔ fɛ. Ɛlɛktɔrɔniki tagamasiɲɛw la, baseband dijital tagamasiɲɛw ka kan ka yɛlɛma ni fɛnw ye minw ka ca ni yɔrɔ bɛɛ ye, u ka kan ka yɛlɛma, minw be weele ko fɛnw ladonbagaw. Baseband dijital tagamasiɲɛw yɛlɛmani cogoya ka kɛ yɔrɔ janw-frequency tagamasiɲɛw ye minw be sɔrɔ yɛlɛmani laban na, o be weele ko modulasiyɔn. O la, a be se ka kɛ ko a ka ɲi ka yɛlɛma ka kɛ yɔrɔ min be weele ko demodulation. Circuit min b’a to kunnafoniw be se ka yɛlɛma, o be weele ko aradiyo ka frekansi interface.

 

O kɔ, RF ɲɛfɛla-ɛtɛrɛ min be sɔrɔ, o be sɔrɔ ɔridinatɛri ka chip chip kɔnɔ, o min ka teli ka kɛ ɛlɛkitoroniki tagamasiɲɛ chip dɔ ye ani a be tagamasiɲɛ antɛni nɔrɔ ɲɔgɔn na ni chip numérique yɔrɔ ye. Kunnafoni minw be sɔrɔ lozisiyɛli kɔnɔ, u be se ka don antɛni dɔrɔn lo kan, u kɛnin kɔ ka yɛlɛma RF ɲɛfɛ-end fɛ, ka kɛ RF tagamasiɲɛ ye ko antɛni be se ka ci; Demodilɛri yɔrɔ lo be tagamasiɲɛ yɛlɛmani dɔgɔya walisa ka tagamasiɲɛ fɔlɔ sɔrɔ; O yɔrɔ la, mɔgɔw be se ka RF tagamasiɲɛ yɛlɛma min be sɔrɔ kalanbaga fɛ ka kɛ kuran ye, o min b’a to kuran be se ka yɛlɛma yɔrɔ dɔ la ni tansɔn basigili ye.

 

RF yɔrɔ min be sɔrɔ, o ye yɔrɔ dɔ ye min be sɔrɔ, yɔrɔ min be mɔgɔw ci ani yɔrɔ min be ɲɔgɔn sɔrɔ.

(1) Ka yɔrɔ sɔrɔ. O yɔrɔ min be sɔrɔ, o ka baaraba ye ka tagamasiɲɛ min be sɔrɔ antɛni kan, o bɔ a la, ka baseband dijital tagamasiɲɛ sɔrɔ a la, ani k’a ci ka taga yɔrɔ la min be se ka dekodi kɛ. O yɔrɔ min be sɔrɔ, o ye anvelɔpi bɔnsɔn dɔ ye ani yɔrɔ min be se ka lɔn. Anvelɔpi bɔnsɔn ka baaraba ye ka anvelɔpi lɔnniya kɛ sanfɛ-frequency tagamasiɲɛw kan, k’u lamaga ka bɔ frekansi bandi la ka taga se baseband kɔnɔ. Anvelɔpi bɔnsɔn ka yɔrɔ ka ca a la, a kɔnɔfɛnw tɛ lineari ye ani a ka dɔgɔ{6}}pass filts. O yɔrɔ min be lɔn, o ye bandi ye min be ni bandiw ye ani tansɔn min be se ka yɛlɛma. Anvelɔpi lɔnniya kɔ, tagamasiɲɛ min be yen, a ka ca a la, o be ni fɛnw ye minw ka bon-frequency fɛnw be yen, o la, bandiw fana ka kan ka kɛ walisa ka se ka yɔrɔ min be mɔgɔw ta, o filɛ ka ɲɛ, o min b’a to tagamasiɲɛ kuru be "smooth". O kɔ, tagamasiɲɛ min be filɛri kɛ, o be tɛmɛ tansɔn sumalan dɔ fɛ walisa ka tagamasiɲɛ fɔlɔ labɛn kokura.

 

(2) A’ ye yɔrɔ nin ci. Ciɲɛ yɔrɔ ka baaraba ye ka ASK amplitude modulasiyɔn kɛ tagamasiɲɛ dijital kan min be baara kɛ ni yɔrɔ min be sɛgɛsɛgɛri kɛ, k’a yɛlɛma, k’a ci antɛni laban na, ka sɔrɔ k’a ci kalanbaga/sɛbɛri ma. A ka ca a la, ASK modulasiyɔn yɔrɔw ani anpilitɛriw lo be yen.

Ni ɛlɛkitoroniki tagamasiɲɛ dɔ be kunnafoniw ci kalan ni sɛbɛrikɛfɛn dɔ ma, a ka kode/ladili yɔrɔ be kunnafoniw ci RF ka yɔrɔ ma, ani o kɔ, a be ASK modulation kɛ a kan. ASK ka yɛlɛmani min be kɛ kɔfɛ, o be doni yɛlɛmani ta, o min be tagamasiɲɛ min be yɛlɛma, o ka amplitude yɛlɛma k’a to antɛni doni bonya be yɛlɛma. Dizitali tagamasiɲɛ be ɲɔgɔn minɛ ni yɔrɔ dɔ ye min tɛ lineari ye, ani yɛlɛmani minw be kɛ a ka nivow la minw ka bon ani minw ka dɔgɔ, olu be se ka yɛlɛma wala k’u ɲɔgɔn minɛ ɲɔgɔn fɛ, o cogo la, antɛn doni bonya be yɛlɛma walisa ka kunnafoniw bonya yɛlɛma. Nka, ka sabu kɛ ASK tagamasiɲɛ yɛlɛmani ka fanga dɔgɔyali ye, a tɛ se ka yɛlɛma ka kɛɲɛ ni transmisiyɔn laɲiniw ye. O la, ASK ka tagamasiɲɛ ka kan ka fanga sɔrɔ ka ɲɛ sanni k’a ci antɛni cibaga ma ani kalankɛla/sɛbɛrikɛla ma.

 

(3) Kafokulu yɔrɔ min ka ca. Circuit yɔrɔ min ka ca, o ye fanga bɔli, yɔrɔ min be dan sigi, ani yɔrɔ min be yɛlɛma, n’a ɲɔgɔnnaw.

Ka sabu kɛ tagamasiɲɛ yɛlɛmani (yɛlɛmani bɔyɔrɔ ye) ka bɔ RF kɛnɛ kan antɛni kun fila bɛɛ la, yɔrɔ min be se ka yɛlɛma ani ka filtɛri kɛ walisa k’a yɛlɛma ka kɛ DC fanga ye. Ka sabu kɛ ko circuit min be ɔridinatɛri kɔnɔ, o t’a ɲini dɔrɔn kuran ka tansɔn ka kɛ DC sɔrɔyɔrɔ ye, nka a b’a ɲini fana ko baarakɛcogo kana tɛmɛ MOS transistorw, transistor ani minan wɛrɛw ka tansɔn kan, n’o tɛ, a be se ka kɛ sababu ye ka minanw tiɲɛ. Ka jigi la yɛlɛmani ni filɛri circuit dɔrɔn kan, o tɛ se ka yɛlɛmani don antɛni kuncɛ fila bɛɛ la ka kɛɲɛ ni tansɔn hakɛ min ɲinina, o la, a ka ɲi ka kɛ ka modɛli dantigɛnin dɔ don.

 

Tagamasiɲɛ min be sɔrɔ reset la, o ka baarakɛcogow be tila ka kɛ sifa fila ye: fanga min be sɔrɔ resere ani fanga kan. A fɔlɔ, sɛgɛsɛgɛli sɔngɔ ka kan ka sigi sen kan, o min ka ca a la, o ye tansɔn hakɛ ye min be se ka kɛ ka circuit baarakɛcogo basiginin. Ni kuran ka tansɔn be yɛlɛma, n’a bele ka dɔgɔ ni sɔngɔ ye, reset tagamasiɲɛ bena to ka kɛ yɔrɔ dɔgɔmannin na; Ni kuran ka tansɔn be yɛlɛma ka tɛmɛ sɔngɔ min be sɔrɔ yɔrɔ min na, reset tagamasiɲɛ be pan ka taga yɔrɔ dɔ la min ka bon. O ye fanga ye min be tagamasiɲɛ reset kan, o min be nafa fɔlɔ sigi dijital ka circuit kan walisa a kana ɲagami. O wagati kelen na, a be se ka wagati bɛɛ di fana o sisitɛmu bɛɛ ma walisa a ka se ka kɛ ko fanga min be fara antɛni kun fila bɛɛ kan, o sera ka basigi. Ni kuran ka tansɔn be dɔgɔya, n’a ka bon ni sɛrɛkili sɔngɔ ye, reset tagamasiɲɛ ka ca; N’a be dɔgɔya ka se sɛgɛsɛgɛli hakɛ ma, fanga tagamasiɲɛ be pan ka se duguma, o min ye fanga-off reset tagamasiɲɛ ye. O ye latangali fɛɛrɛ ye min be ta ni koo dɔw ye minw tɛ se ka kɛ ani u be se ka kɛ sisitɛmu kɔnɔ (i n’a fɔ fanga dɛsɛ yɔrɔnin kelen baara wagati la).

 

Ni RFID fɛɛrɛ kɔgɔnin n’a ka basigi ye, RFID ka fɛnw be bɔra ka taga, ani RFID sugu be fa dɔɔni dɔɔni. RFID chip tagamasiɲɛw be kɛ kɛrɛnkɛrɛnniya la jagokɛyɔrɔw, iziniw, furakɛli, sɔrɔdasiw, lotɛli fani, koyɔrɔw koyɔrɔw ani foro wɛrɛw la. RFID chips be ni baarakɛcogo sifa caaman ye, a be wari hakɛ juman lo sara sugu la? Tiɲɛn na, RFID chips sɔngɔ be yɛlɛma ka kɛɲɛ ni tagamasiɲɛ sifa n’a baarakɛcogo ye. A laban, a ka fisa ni an ka bɛn ni fɛɛn kɛrɛnkɛrɛnnin sɔngɔ ye ni "Syntek" dilanbaga ye.