Niaj hnub no, thaum kev tshawb fawb thiab thev naus laus zis tau nce zuj zus thiab txhua yam tau txais txiaj ntsig, cov txheej txheem tiv thaiv tub sab ntawm cov khw muag khoom siv tib neeg los saib xyuas cov khw muag khoom tsis tsim nyog. Hloov chaw, kev siv cov khoom siv hluav taws xob siv hluav taws xob siab tiv thaiv tub sab yuav raug saws. Tom ntej no, acousto-magnetic anti-tub sab tub nyiag system manufacturers yuav tham txog lub khw muag khoom hluav taws xob tiv thaiv tub sab tub nyiag.
Kev nyiag khoom ntawm cov khw muag khoom yog ib qho teeb meem thoob ntiaj teb. Raws li kev txheeb cais txawv teb chaws, kev poob ntawm tsuas yog 9.34 US las ntawm cov khoom yuav tsum muaj kev hloov pauv ntawm 849 US las kom rov qab tau qhov poob. Kev poob ntawm cov khoom lag luam tau ua rau lub nra hnyav rau cov lag luam. Vim li no, kev tiv thaiv kev poob tau maj mam dhau los ua qhov tseem ceeb rau cov thawj coj ua lag luam hauv tsev. Thaum ntxov li xyoo 1960s, thawj cov khoom siv hluav taws xob tiv thaiv tub sab nyiag EAS (Electronic Article Surveilance) tau tshwm sim hauv Tebchaws Meskas. Nws tau hloov pauv txhua txoj hauv kev los tiv thaiv tub sab yav dhau los rau kev soj ntsuam cov neeg siv khoom. Kev ua raws li kev tiv thaiv tub sab nyiag ntawm cov khoom lag luam zam cov neeg siv khoom tsis kam. Hom kev tiv thaiv tub sab nyiag no tau lees paub los ntawm ntau tus neeg muag khoom. Anti-tub sab ntaus ntawv motherboard
Tam sim no, feem ntau ntawm lub ntiaj teb no' cov tuam txhab muag khoom loj siv hluav taws xob tiv thaiv tub sab nyiag. EAS system pib nkag mus rau cov tebchaws Esxias 10 xyoo dhau los, thiab kev teeb tsa tus nqi ntawm Nyiv, Singapore, Kaus Lim Qab Teb thiab cov cheeb tsam tau nce zuj zus txhua xyoo. Cov tuam txhab Suav tau txais cov tshuab hluav taws xob tiv thaiv tub sab tom qab xyoo 1990. EAS cov tshuab tau teeb tsa hauv khw hauv khw hauv nroog loj xws li Beijing, Shanghai, Guangzhou, thiab Shenzhen.
Tom qab 40 xyoo ntawm txoj kev loj hlob, lub tshuab hluav taws xob tiv thaiv tub sab nyiag tau hloov zuj zus los ntawm ib qho khoom lag luam nrog ib lub hauv paus ntsiab lus nyob rau hauv lub sijhawm thaum ntxov mus rau ib qho xwm txheej uas muaj ntau yam sib txawv, hloov mus rau cov kev xav tau ntawm ntau hom khw muag khoom xws li cov khw muag khoom. , supermarkets, khw muag khoom tshwj xeeb, thiab cov tsev qiv ntawv.