RFID antennas chungchang hi engzat nge i hriat .

Internet of Things hi computer leh Internet hnuaia information industry-a wave pathumna anga ngaih a ni. A tihhlawhtlinna kawngah hian high- tech technology tam tak, communications, sensor, RFID, leh positioning te thawhhona a ngai a ni. RFID, internet, communication leh technology dangte inzawmkhawm hian khawvel pum huapa thil awmte tracking leh information insem dan a hre thei a ni. Chuvangin, Internet of Things tihhlawhtlinna atana lungphum pawimawh takah ngaih a ni a, kum zabi 21-naa technology pawimawh ber sawm zinga mi anga ngaih a ni.

Wireless communication kalpui danah chuan antenna hi component pawimawh tak a ni. RFID hian radio wave hmangin information a thawn chhuak a, radio wave siam leh dawnna chu antenna hmanga tihfel a ngai a ni. Electronic tag chu reader/writer antenna hnathawhna hmuna a luh chuan electronic tag antenna chuan induced current tling tak a siam chhuak a, chu chuan activate theihna tur energy a hmu thei a ni. RFID system tan chuan antenna hi a pawimawh hle a, system performance nen a inzawm tlat a ni.

Entirnan, warehouse management project-ah chuan RFID antennas man hi a man zawng zawng atanga 1% aia tlem a ni. Mahse, RFID antenna chu mitdel emaw, chhan dang emaw avanga sum senso tihtlem nan performance tha lo tak nei i thlang a nih chuan, RFID antenna layout-ah hian unstable reading, missed reading, cross{2}}leh reading failure ang chi harsatna te hi awlsam takin a thleng ang. Chutiang a nih chuan a senso pawh a tlawm lo mai ni lovin, vawi tam tak a pung dawn a ni. Chuvangin RFID system hman hunah RFID antennas ngaihven a ngai a ni.

RFID antenna chi hrang hrangte chu engte nge ni?

RFID system antenna te hi a tlangpuiin chi hnih ah then theih a ni a, chungte chu electronic tag antennas leh reader antennas te an ni. Heng antenna chi hnih te hi directivity a zirin omnidirectional antennas leh directional antennas ah te then theih a ni a, a pianzia inang lo ang zelin linear antennas ah pawh then theih a ni bawk. leh planar antennas te pawh a awm bawk. RFID reader/writer antennas hian broadband leh circular polarization characteristic an neih a ngai a ni. Low frequency leh high frequency band-ah chuan electronic tag leh reader-te chuan a bul berah chuan coil antenna an hmang a, copper wire an hmang tlangpui bawk. Mahse, frequency sang takin a hman tam em avangin antenna turn zat chu low frequency aiin a tlem zawk dawn a, hei hian high frequency RFID antenna siam chhuah a awlsam a, a man pawh a tlawm zawk a ni. UHF frequency band-ah chuan etching process tam zawk hman a ni a, chung zingah chuan copper etching antennas leh aluminum etching antennas te pawh a tel a, chu process te chu a puitling tawk hle. Microwave frequency band-ah chuan antenna chi hrang hrang a awm a, chung zingah chuan symmetrical dipole antennas, microstrip antennas, array antennas, broadband antennas, leh a dangte pawh a tel.

Frequency band hrang hrang leh application field hrang hrangte hian electronic tag antenna structure atan hian requirement hrang hrang an nei a. A tlangpuiin antenna design hian a hnuaia thil tumte hi a zawm tlangpui thin.

(1) antenna volume chu a theih ang anga miniaturize;

(2) antenna chuan chip-ah signal awm thei lian ber a pe a;

(3) antenna coverage-a directivity chu a tam thei ang bera siam tur a ni;

(4) antenna polarization chu chhiartute zawhna leh chhanna signal nen a inmil a;

(5) Antenna man a tlawm thei ang bera a awm a, a dang dang a awm bawk.

RFID antenna siamna atana thil kalphung lian pathumte chu .

Application scenario hrang hranga RFID performance parameters mamawh hrang hrangte nena inmil tur chuan RFID antenna siam dan hrang hrang a lo chhuak a. Tunah hian RFID antenna siam dan hman tlanglawn ber chu coil winding method, etching method leh printing method te a ni ber.

(1) Coil winding dan .

RFID tag antenna siam nan coil winding method hman a nih chuan tag coil chu winding tool-ah hliam leh fix a ngai a ni. Antenna coil hian turn tam tak a neih a ngai a ni. Coil hi circular ring emaw rectangular ring emaw a ni thei. . He method hi a tlangpuiin RFID tags frequency range 125 atanga 134kHz nei tan hman a ni. He processing method hmanga antenna siam that lohna hi a lang chiang hle a, hei hi a bik takin summarized a ni thei a, cost sang, production efficiency hniam, leh processed products consistency tling lo a ni.

(2) Etching hman dan .

Etching method hian antenna siam nan copper emaw aluminum emaw an hmang tlangpui. Hetiang method hi a siam danah pawh flexible printed circuit boards etching process nen a inang a ni. Etching method hi 13.56MHz leh UHF bandwidth hmanga electronic tags mass production-ah hman theih a ni. Fine circuit, resistivity hniam, weather resistance tha, leh stable signal te thatna a nei a ni. Mahse, he method-a tlakchhamna pawh a lang chiang hle a, chu chu thil siam chhuah dan buaithlak tak tak leh thil siam chhuah tlem te a ni.

(3) Print dan tur .

Printed antenna chu circuit a ni a, chutah chuan conductive ink chu insulating substrate (or film)-ah direct-a print a, antenna circuit siam a ni. Printing method bulpui ber chu screen printing hmanga printing, flexographic printing, gravure printing leh thil siam dan dangte offset nan chauh a zau a ni. Printing method hi 13.56MHz leh RFID UHF electronic tags mass production atan a tha hle. A nihna takah chuan a siam chhuah chakna chak tak a ni a, mahse conductive ink-in a siam circuit-in a dona lian tak a nih avangin a hmanna hmun chu a tlem berah a innghat a ni. Printed antenna technology hmasawnna avang hian RFID tag man pawh a tha zawngin a tlahniam a, hei hian RFID application larna a tipung hle.

Nakin lawka RFID antennas hmasawnna kalphung

(1) A lian leh te minaiturization .

Intelligent demand leh process technology a lo chhuah tak avangin RFID antennas lian tham tak chu miniaturization lam hawiin a la thang zel a ni. Low-frequency leh high-frequency electronic tags-ah chuan antenna size hi chip aiin a lian zawk fo thin. Chuvangin, tag size hi antenna lian leh te hian a tikhawtlai fo thin. Market demand thlirna atang chuan RFID tags te minaturization pawh hi application scenario tam zawka a luh theihna tur a ni.

(2) Mipui tam tak siam chhuah .

Traditional process nen khaikhin chuan conductive ink printed antenna hian a man a tlawm zawk a, a siam chhuah pawh a tha zawk a, hei hi conductive ink-a hman tur thil man tlawm takah a lang ber a, screen printing process-a hman tur printing equipment pawh etching hmanrua aiin a man a tlawm zawk bawk. Chu bakah, he printing process hi a awlsam a, a thawk rang bawk a, a process flow zawng zawng pawh a awlsam hle a, chu chu mass production atan a tha zawk.

(3) Process green leh boruak humhalh .

Chu bakah, etching process-a chemical corrosion reaction chuan bawlhhlawh a siam chhuak dawn a, hei hi boruak bawlhhlawh a awlsam hle. Chumi danglamna chu conductive ink printing technology hi boruak tichhe lo zawk a ni.

(4) A man tlawm zawk .

RFID hian scale lian zawk hman a duh a nih chuan a senso pawh tihtlem belh a ngai a ni. A chhan chu vawi tam tak chu RFID technology ngaihtuah loh an nih loh avangin electronic tag hnuaia cost pressure sang tak hi pawm a harsa hle. Tunah chuan conductive ink technology chuan RFID application te chu cost dilemma atanga chhuakin a siam thei tawh a, RFID antennas siam chhuah man pawh nasa takin a ti tlem thei ta a ni. RFID antenna siam chhuah leh advanced printing technology hmanga inkawp chu nakin lawkah a hnai zawk dawn tih chu a chiang hle.

Conductive ink leh printing technology siam chhuah a nih tak avangin RFID printed antenna technology chu a lar lehzual dawn a ni. Hei hian RFID tag man tihtlem a pui a, chu chuan RFID hmanna tur threshold a tihhniam bakah, nun kawng engkimah RFID technology hman a tichak a, engkim internet chu a rang thei ang bera lo thleng thei turin a pui bawk.