RFID Systems te Performance Indicator te hi eng nge ni?

RFID Systems te Performance Indicator te hi eng nge ni?

 

RFID System hrang hrangte hnathawh dan entir

 

RFID system chhiar theih leh ziah theih performance indicator-te chu radio frequency tag dahkhawl theihna, working mode, data transmission speed, read/write distance, multi-tag identification theihna, radio frequency tag leh antenna inkara radio frequency carrier frequency, RFID system connectivity, data carrier, state mode, leh energy supply te a ni. Access control rintlak leh asset-tracking solution zawngtu enterprise tan chuan,RFID key fob supplier te an nilehcustom RFID keychain siamtute an niindustrial-grade mamawh phuhruk thei tur tag chhe thei lo, high-performance tags pe rawh.

 

 

Radio Frequency Tags te dahkhawm theihna

 

Memory hmanga system siamte tan dan bulpui a awm a, chu chu storage capacity a tling tawk lo fo thin. System storage capacity tihpun hian a pianphungah application field a tizau a, chu chuan storage capacity tam zawk a mamawh bawk. Read-only radio frequency tag-te storage capacity chu 20B a ni a, active tag-te hian 8B atanga 64KB thleng storage capacity an nei a, chu chu readable leh writable radio frequency tag-ah chuan text phek engemaw zat dahkhawm a tawk a, item list leh test data dah theihna tur a tling a, system tihzauh theihna tur a tling tihna a ni. Passive read/write radio frequency tag-te storage capacity chu 48 atanga 736B a ni a, active read/write system tam takin an neih loh characteristic tam tak a nei a ni. Office building leh parking lot ang chi enterprise application-ah te, .LF/HF RFID key fob wholesale hmanga hralh chhuah tehnathawk ID, hun kal tawh, leh lirthei hman theihna data atana theihna tling, man tlawm zawka duhthlanna pe.

 

Radio frequency tag-a data volume hi byte tlemte atanga byte sang tam tak thleng a ni tlangpui a, mahse a danglamna pakhat a awm a, chu chu 1-bit radio frequency tag a ni a, chu chuan data dahkhawmna bit 1 chauh a mamawh a ni. Hetiang tag chi hian chhiartute chu a hnuaia state rorelna pahnih hi a siam thei a ni: electromagnetic field-ah radio frequency tag a awm emaw, electromagnetic field-ah radio frequency tag a awm lo emaw. He thil mamawh hi monitoring emaw signal transmission function awlsam tak tak tih theihna atan a tawk vek a ni. 1-bit radio frequency tag hian electronic chip a mamawh loh avangin radio frequency tag man hi a hniam hle thei a ni. Hemi avang hian department store leh dawr hrang hrangah merchandise anti-theft system atan 1-bit radio frequency tag tam tak hman a ni. Department store atanga pawisa pek loh thil ken chhuah a nih chuan, chhuahna hmuna dah reader chuan electromagnetic field-a radio frequency tag awm dan a hre thei a, a inmil alarm chu a tichhuak thei a ni. Thil man dik tak pek tawh tan chuan checkout-ah 1-bit radio frequency tag chu paih emaw, deactivate emaw a ni.

 

RFID system-ah hian data dahkhawmna hmun hrang hrang pahnih a awm a. A hmasa berah chuan tag hian data tlemte chauh a dah thei a, electronic device accessed chuan thil hriat chhuah chungchangah information bulpui thenkhat chauh a zawt a ni. Hetiang data chi hi unique signature an ti a (hetiang data nei electronic tag hi a man tlawm hle a, hmanna pawh a tlem hle). A lehlamah chuan tag hian data information tam zawk a dahkhawm thei a, chhiartute chuan central database refer lovin tag atang hian direct in information a la thei bawk. Hetiang tag hi a man to zawk a, mahse hmanna hrang hrang a nei zau zawk. Hetiang tag chi hi chuan unique signature angin central processing capability chak tak a mamawh lo va, hnathawh nan hun a duh tlem zawk bawk. Tunah chuan enterprise tam tak chuan an thlang ta a ni125kHz/13.56MHz RFID key fob factory atanga direct solution hmanga siam a nilarge-scale deployment atana cost leh functionality balance turin.

 

Hnathawh dan Mode

 

Radio frequency identification system-a hnathawh dan bulpui ber chu full-duplex leh half-duplex system leh time-sequencing system-ah then a ni. Full-duplex leh half-duplex system-ah chuan radio frequency tag chhanna chu reader-in electromagnetic field emaw electromagnetic wave emaw a chhuah theihna tur condition hnuaiah thawn a ni. Reader signal ngei nen khaikhin chuan radio frequency tag signal hi receiving antenna-ah a chak lo hle a, chuvangin radio frequency tag signal leh reader signal thliar hrang turin transmission method dik tak hman a ngai a ni. Practical application-ah chuan load modulation emaw backscatter modulation technology hi radio frequency tag atanga reader thlenga load thawn chhuahna atan hman a ni tlangpui a, radio frequency tag data chu reflected echo-ah load a ni (a bik takin passive radio frequency tag system tan). Heng modulation method rintlak tak takte hi mi tam takin an hmang nasa hleenterprise-grade RFID key fob siamtute an nitraffic access control tamna hmuna performance nghet tak neih theihna turin.

Hun-sequencing system chu a kalh zawng a ni. Reader hian radio frequency atanga electromagnetic field lo chhuak chu hun rei lote chhung atan a hun hunah a titawp thin. Heng interval te hi radio frequency tag hian a hre thei a, radio frequency tag atanga reader thlenga load thawn chhuahna atan hman a ni. Dik tak chuan hei hi radar working mode pangngai a ni. Time-sequencing system that lohna chu reader-in a hun laia a thawn chhuah hian radio frequency tag-a energy supply a titawp a, chu chu auxiliary capacitor emaw auxiliary battery lian tawk tak dahin a compensate a ngai a ni.

 

 

Data thawnchhuah chakna

 

Data lakkhawmna system tam zawk tan chuan speed hi thil pawimawh tak a ni. Tunlai thil siam chhuah cycle a tawi zel avangin radio frequency tag chhiar leh update hun pawh a tawi tial tial tial tial a ni. Microwave system hian speed sang takin hna a thawk thei a, mahse microwave technology ngei pawh hi a buaithlakna hian microwave system siamna senso nasa takin a tipung a ni. Data thawn chhuahna speed hi chi thum-ah then a ni a, chungte chu read-only speed, passive read/write speed, leh active read/write speed te an ni. Commercial building-a hnathawkte endikna rang tak mamawh tan chuan,high-speed RFID key fob bulk supplier te an nipeak hour-ah pawh sub-second identification nei thei optimized 13.56MHz solutions an pe a ni.

 

1) Chhiar-chauh Speed

RFID read-only system-a database transmission speed hi code sei zawng, radio frequency tag data transmission speed, read/write distance, radio frequency tag leh antenna inkar carrier frequency, leh data transmission modulation technology te a innghat a ni. Transmission rate hi hmanna tak takah chuan thil chi hrang hrang a zirin a inang lo.

2) Passive chhiar/ziak chakna

Passive read/write RFID system-a data thawn chhuah chakna tur tichiangtu chu read-only system-a data thawn chhuah chakna tur tichiangtu thilte chu read-only system-a data thawn chhuah dan tur ngaihtuah a nih loh chuan radio frequency tag atanga data chhiar ngaihtuah bakah radio frequency tag-a data ziah pawh ngaihtuah a ngai a ni. Transmission speed hi application chhunga product chi hrang hrang a zirin a inang lo.

3) Active Read/Write Speed ​​a ni ang

Active read/write RFID system-a data transmission speed tichiangtu chu passive read/write RFID system-a data transmission speed tichiangtu thilte nen a inang vek a ni. A danglamna chu passive system-ah chuan inbiakpawhna atan radio frequency tag-a capacitor chu charge a ngai a ni. A pawimawh ber chu low-frequency read/write system pangngaia working speed chu 100B/s emaw 200B/s emaw chauh a ni. Chutiang chuan site khatah data byte za tam tak thawn chhuah a ngai mai thei a, chuvangin data thawn chhuah hun chhung chu second engemaw zat a ni thei a, chu chu machine pumpui hman hun aiin a rei thei bawk.

Radio frequency tag-a data ziah theih leh theih loh chu radio frequency identification system hrang hrangte danglamna dang a ni. Radio frequency system awlsam tak tan chuan radio frequency tag data hi a tam zawk chu number awlsam tak a ni a, chip processing laiin a inzawm khawm thei a, tumahin an siam danglam thei lo. Chumi nêna inkalh takin, writable radio frequency tag-ah chuan data ziah nân reader emaw, programming device bik emaw a ngai a ni.

Radio frequency tag-a data ziah dan hi a tlangpuiin chi hnih-ah then a ni a, chungte chu number nei lo leh number neia ziah a ni. Tuna rel system-a hman dan entirnan, freight car radio frequency tag-te hian numbered writing working mode an hmang vek a ni.

 

Chhiar/ziak hlat zawng

 

Read/write system awmsa te read/write range chu 2.54 atanga 73.66 cm a ni a, frequency 13.56 MHz hmanga read/write system te read/write distance chu 243.84 cm a tling thei a ni. A tlangpuiin RFID application-ah chuan antenna dik tak thlan hian long-distance reading leh writing mamawhna a phuhruk thei a ni.

Radio frequency tag-a read/write distance hi a inang lo hle. Tag chi hrang hrang tan chuan distance mamawh a tam poh leh tag man a to zawk thin. Millimeter tlemtea hla RFID chu paper ticket leh certificate-ah high-speed sorting leh authentication atan embedded theih a ni a; mahse logistics industry tan chuan m 3 emaw a aia hla emaw a ngai tlangpui a, chubakah tag tam tak rang taka hriat theihna a ngai bawk. Application dangte phei chuan metre za tam tak hlaa hriat theihna a ngai a ni.

 

 

Multi-Tag hriat theihna

 

Identification distance a san avangin practical application-ah chuan hmun khatah radio frequency tag tam tak a rualin a lang thei a, chu chuan tag tam tak a ruala chhiar a ngai tih a rawn chhuah a, chu chu trend-ah a lo chang ta a ni. Tunah hian radio frequency identification system hmasawn tak takte chuan he multi-tag identification problem hi system-a thil pawimawh takah an ngai a ni.

Radio frequency tag leh antenna te dik taka configure a nih chuan reader hmang hian radio frequency tag tam tak chhiar leh ziah theih a ni. Entirnan, postal system application-ah chuan envelope chhungah radio frequency tag dah a ni a, chutah chuan tag awmna lehkha bag sang tam tak dah khawm a ni. Mail bag chu tunnel antenna atanga a kal chuan radio frequency tag zawng zawng atang hian a rualin data chhiar theih emaw, ziah emaw theih a ni.

 

Radio Frequency Tag leh Antenna inkarah Radio Frequency Carrier Frequency a awm

 

Radio frequency identification system-a thil pawimawh dang chu system-a operating frequency leh reading distance hi a ni. Operating frequency hi reading distance nen a inzawm tlat a, electromagnetic wave propagation characteristic atanga teh a ni. A tlangpuiin radio frequency identification system-a operating frequency chu tag hriatchhuah huna reader-in radio frequency signal a thawn frequency tihna a ni. A tam zawkah chuan reader transmission frequency (load modulation, backscatter) an ti thin. Eng pawh ni se, radio frequency tag-a transmission power hi reader aiin a hniam zawk hle.

 

RFID system thlan dawnin ngaihtuah tur pawimawh tak chu radio frequency tag leh antenna inkara data thawn chhuahna atana hman carrier frequency hi a ni. Radio frequency identification system reader-te hnen atanga frequency thawn chhuah te hi a bul berah chuan range paliah then a ni a, chungte chu low frequency (30 atanga 300 kHz), high frequency (3 atanga 30 MHz), ultra-high frequency (300 MHz), leh microwave (2.5 GHz aia sang) te an ni. Action range a zirin radio frequency identification system operating frequency chu range zau takah thlan a ni a, inductive coupling (0 atanga 1 m) leh long-distance system (1 atanga 10 m) te a awm bawk.

 

RFID Systems te inzawmna (connectivity) a ni

 

Knowledge system branch a nih angin RFID hian automation technology awm tawh leh lo thang mekte chu a thlunzawm thei tur a ni. A pawimawh ber chu RFID system hi personal computer (Personal Computer, PC), programmable logic controller (Programmable Logic Controller, PLC) emaw industrial network interface module emaw nen direct-a inzawm theih a ni a, chu chuan installation senso a tihtlem phah a ni.

RFID hian radio frequency hmangin movable storage device leh computer emaw PLC emaw inkara data inthlakthlengna a tihlawhtling thin. RFID system pangngaiah chuan radio frequency tag (chu chu data storage), radio frequency tag nena inbiakpawhna nei antenna, leh antenna leh PC (or PLC) inkara inbiakpawhna process tu controller te a awm a (antenna leh controller hi inzawmkhawm a nih chuan reader an ti a ni).

 

Data Carrier a ni

 

Data dahkhawmna atan hian kawng pathum hman a ni ber a, chungte chu electrically erasable programmable read-only memory (EEPROM), ferroelectric random access memory (FRAM), leh static random access memory (SRAM) te an ni. Radio frequency hriat theihna system tlangpuiah chuan electrically erasable programmable read-only memory (EEPROM) an hmang ber. Mahse, EEPROM hman that lohna chu ziah lai hian power consumption a sang hle a, service life pawh a tlangpuiin write 100,000 a ni. Tun hnaiah thil siamtu thenkhat chuan ferroelectric random access memory (FRAM) an hmang bawk. Electrically erasable programmable read-only memory nena khaikhin chuan ferroelectric random access memory-a write power hman zat chu 1/100 a ni a, write time chu 1/1000 a ni. Mahse, ferroelectric random access memory hi a puitlin loh avangin hman a la ni lo.

Microwave system tan chuan static random access memory (SRAM) pawh hman theih a ni a, chu memory chuan data a ziak rang hle. Data chu a nghet taka save theih nan chuan power supply tihtawp loh nan auxiliary battery a ngai a ni.

 

State Mode a ni

 

Programmable radio frequency tags tan chuan data carrier internal logic chuan reader-a read leh write operation leh read and write authorization dilna chu a control tur a ni. A awlsam berah chuan state machine hmanga tihfel theih a ni. State machine hmang hian process complex tam tak chu tihfel theih a ni. Mahse, state machine that lohna chu final programming hnathawh danah flexibility a awm loh vang a ni a, chu chu chip thar design a ngai tihna a ni. Heng inthlak danglamna te hian chip-a circuit siam danglam a ngai avangin design thlak danglamna kalpui nan hian senso a sang hle.

Microprocessor hman hian he dinhmun hi nasa takin a tichangtlung a ni. Chip siam chhuah lai hian application enkawlna atana database chu microprocessor-ah unified mask angin an inzawm khawm a, he modification cost hi a tlem hle. Chu bakah, physical effect hrang hrang hmanga data dahkhawmna radio frequency tag a awm bawk a, chung zingah chuan read-only surface acoustic wave radio frequency tag leh 1-bit radio frequency tag te pawh a awm a, chu chu a tlangpuiin deactivate theih leh reactivate theih loh a ni.

 

 

Energy Supply a ni

 

Radio frequency hriat theihna system-a thil pawimawh tak chu radio frequency tag power supply hi a ni. Passive radio frequency tag hian anmahni power supply an nei lo va, chuvangin passive radio frequency tag hnathawhna atana energy mamawh chu reader atanga electromagnetic field chhuak atanga lak chhuah a ngai a ni. Chumi nêna inkalh takin, active radio frequency tag-ah chuan microchip hnathawhna tûra chakna zawng zawng emaw, a ṭhen emaw pe thei battery a awm a ni.