RFID Signal Blocking Card yog dab tsi?

RFID teeb liab thaiv daim npav, raws li lub npe cuam tshuam, nws yooj yim to taub raws li nws lub npe. Nws muaj kev tiv thaiv kev ua haujlwm thiab yog ib hom tshwj xeeb siv los tiv thaiv lub ntiaj teb sab nraud los ntawm kev xa tawm rfid thev naus laus zis teeb liab. Lub hom phiaj yog los tiv thaiv cov neeg ua txhaum cai los ntawm kev tau txais cov ntaub ntawv xws li daim npav rho nyiaj ntawm cov neeg coob coob. Ua lub luag haujlwm ntawm kev tiv thaiv kev nyab xeeb.

RFID teeb liab thaiv daim npav tuaj yeem muab faib ua ntau zaus thiab tsawg zaus raws li lawv hom. Qhov siab zaus yog nyob ib ncig ntawm 13.56mhz thiab qhov ntsuas qhov deb tshaj 1cm. Zoo li feem ntau siv tag nrho-hauv-ib daim npav npav khaws cia-tus nqi phaib, daim npav npav loj, chaw nres tsheb, kev tswj hwm hauv zej zog, thiab lwm yam, Lawv yog cov npav ntau zaus. Qhov zaus ntawm daim npav tsawg zaus yog li 100-125khz, thiab qhov ntsuas qhov deb yog li 1cm. Nws tuaj yeem hais tias nws xav tau kev sib cuag ncaj qha kom muaj kev nkag siab. Daim npav tsawg zaus yog siv rau kev tuaj koom thiab kev tswj xyuas, lub tsev so qhov rooj xauv, thiab cov cim tsiaj. Kev tswj hwm kev tsim khoom thiab ntau yam ntxiv.

RFID teeb liab thaiv daim npav tuaj yeem muab faib ua ob hom: nrog LED teeb thiab tsis muaj teeb ci LED. Qhov zoo ntawm kev muaj lub teeb ci LED yog tias nws tuaj yeem tshawb xyuas seb daim npav cov ntaub ntawv puas muaj kev nyab xeeb txhua lub sijhawm. Thaum cov tub sab nyiag cov khoom siv teeb liab, LED teeb ntawm daim npav tiv thaiv yuav tawm lub teeb. , Muab kev ruaj ntseg tswb ceeb toom nyob rau hauv lub sij hawm, thiab daim card shielding uas tsis nqa lub teeb coj yog yooj yim mus nqa, thiab txhua tus muaj nws tus kheej zoo.

RFID teeb liab thaiv daim npav (tseem hu ua daim npav tiv thaiv tub sab, daim npav shueld) tshwj xeeb yog siv los tiv thaiv lub teeb liab wireless ntawm cov npav ntse ntse (xws li daim npav them nyiaj, npav hauv txhab nyiaj, thiab lwm yam) txhawm rau tiv thaiv cov tub sab nyiag los ntawm kev nyiag cov ntaub ntawv daim npav.

Ntse rfid teeb liab thaiv daim npav, tsuas yog muab koj daim npav ntse nrog daim npav thaiv kev muab los ntawm peb lub tuam txhab, thiab koj cov teeb liab them nyiaj yuav raug tiv thaiv zoo, txawm tias cov cuab yeej siv dab tsi uas cov neeg ua phem siv,

Nws tsis tuaj yeem nyiag koj daim npav cov ntaub ntawv, kom paub meej tias koj daim npav cov ntaub ntawv tsis raug ua txhaum cai, kom muaj kev nyab xeeb nqa, thiab tiv thaiv cov ntaub ntawv tawm.