Lub kaw lus hluav taws xob hauv hluav taws xob yog cov khoom siv hluav taws xob uas tswj xyuas lub voj voog lossis nti ua haujlwm (kev tswj hwm kev nkag mus) los ntawm kev nkag ntawm cov lej, yog li tswj kev kaw ntawm lub tshuab hloov pauv, thiab ua tiav cov haujlwm ntawm kev qhib thiab kaw.Nws muaj ntau hom, cov khoom siv hluav taws xob yooj yim, thiab cov khoom siv chips nrog cov nqi siab dua.Niaj hnub no, cov khoom siv hluav taws xob tau siv dav hauv kev ntsuas hluav taws xob tau pom los ntawm kev ua haujlwm nrog cov nti ua lub hauv paus.Nyob rau hauv lub tshav pob ntawm kev ruaj ntseg technology kev tiv thaiv, cov hluav taws xob code xauv nrog anti-tub sab tub nyiag muaj nuj nqi hloov cov tsoos mechanical code xauv, uas overcomes lub shortcomings ntawm mechanical code xauv nrog tsawg code thiab tsis zoo kev ruaj ntseg kev ua tau zoo, ua tus code xauv ob technically thiab nyob rau hauv. kev ua tau zoo Cov saum toj no tau zoo heev los ntawm ib kauj ruam.