Khetho ea li-antenas tsa rfid antenas

RFID Antenna ke karolo ea bohlokoa ea sisteme ea RFID, e leng sesebelisoa sa sebopeho pakeng tsa potoloho le sebaka. Ke fensetere ea ho fetola maqhubu a tataisoang le a nang le matla a leholimo a phahama. Ho na le mefuta e mengata ea li-antenas tse ngata, tse ka sebelisoang maqheka a fapaneng, merero, dikarolo, dikarolo, dibakatsi le maemo a mang.

Khetho ea li-antenas tsa rfid antenas
RFID Antannas ka kakaretso e ka aroloa ho RFID Tag Aentenas le mongoli artenas, e ka aroloang ka li-antenas le li-antenas tse ntle ho latela tataiso ea tsona; Ho latela liphapang ka ho fapana ha ho hlaha, e ka boela ea aroloa ho ea ka linear antear lineas le plat Antenas, joalo-joalo; Ho latela ts'ebetso ea moralo, ho na le mefuta e meraro ea maentenas, ho na le mefuta ea meralo ea boraro: Mofuta oa li-cool, mofuta oa microstib patch, le mofuta oa dikostrip.

Khara-pele e tlase le leqhubu le phahameng la leqhubu le phahameng u sebelisa li-antennas tsa koena, hangata li sebelisa terata ea koporo. Antenanna e sebetsana le terata ea tšepe ka sefofane kapa e e thabise kotara ea makenete. Ha e le hantle, mofuta ona oa chelete o ke ke oa nkuoa e le antenna, empa ha e le hantle ke tšebeliso ea boitlamo ba molekane ebile e na le mokhoa o bonolo. Sebaka sa Coil se amana le sebaka sa kamohelo. Ka lebaka la khafetsa e sebelisitsoeng khafetsa ka linako tse phahameng, palo ea potoloho ea li-antenna e lemetse ka tlase ho maqhubu a mangata, a etsang hore ho be bonolo khafetsa bakeng sa theko e tlase.

The antennas used in ultra-high frequency RFID are real antennas, and there are many etching processes used, including copper etching antennas and aluminum etching antennas. Mekhoa e mengata le eona e hlokahala bakeng sa li-tag tsa elektroniki le babali ho ea ho babali ba ultra-}}}}}}}}}}}}}}}} Antenna ka tag ea elektroniki e hloka ho tšoana le meriana e rarahaneng, e khethiloeng ke leqephe la tag, le khethoraelo ea chip e 'ngoe le e' ngoe e rarahaneng e fapane. Ka hona, mofuta oa line ea Antena Line o ke ke oa ba oa bokahohle, 'me chip e ncha e hloka antenna e nchafalitsoeng. There are various types of ultra-high frequency tag antennas, and the commonly used ones are dipole antennas. Dipolonnas ba entsoe ka lithapo tse peli tse otlolohileng tsa boholo le bolelele bo hlophisitsoeng moleng o otlolohileng, 'me letšoao le feptjoa ho tloha libakeng tse peli tse bohareng. Bolelele ba antena bo nka qeto ea ho lula nako ea nako. Etsa koponnas tse ntle li na le melemo ea matla a matle, sebopeho se bonolo le katleho e phahameng; The Ultra-}}}}}}}}}}}}} In ultra-high frequency RFID, the antenna is one of the important determining factors for reading distance, and the radiation range and direction are completely determined by the antenna.

Microstrip Patch Antenas e na le litšobotsi tsa profil e tlase, boima ba bobebe, ts'ebetso e bonolo, e leng phetoho e bonolo le ts'ebetso ea motlakase e fapaneng. Li entsoe ka li-patch tsa patch patch ho tsekisane le mokhoa oa DiectricTric ka subrante ea tšepe. Ho latela litšobotsi tsa mahlaseli a ho antenna, boqapi ba pattch ba ka etsoa ka libopeho tse fapaneng. Li-anterip tsa Microstrips li na le boto ea potoloho e nang le sepakapaka qetellong, 'me bolelele ba seccangle li etsa qeto ea khafetsa.

Li-paramente tsa tekheniki tsa RFID ANTENA
Li-paramenteng tsa sehlooho tsa RFID tsa RFID Arentente tsa WAMS li kenyelletsa bophahamo ba creten Litšitiso tsa mahlale tsa RFID Tag li kenyelletsa CALTETNNA ea CAFTANT, fumana tataiso ea Polaza, e eme, e eme, e eme

1. Fumana
Vale e lekane ke paramente e hlokang thuso e lekanya phetoho ea matla le litšobotsi tsa tataiso ea antenna. Ke sehlahisoa sa ts'ebetso e loketseng ea ho lekana le katleho ea antenna. Palo e phahameng ea li-coeffficents tsa Antenna Tatal, tse holimolimo li kolobisitsoe.

2. Taelo ea Polazation
Litšobotsi tse phofo li sheba phapang ea nakoana ea vector ea motlakase ea motlakase ka tsela e radiation. Taelo ea Likhalo tsa Potlariza ke tataiso ea tšimo ea motlakase ea Antenna e kenyelletsa likotloriation ea linear (e otlolohileng ea liner le tse otlolohileng) le tse otlolohileng} {2}

Ka kakaretso, tlase - {{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{_} Dipole le Microstrip Patch Amtenas a sebelisoa ho Ultra-}}