DVR rau tom tsev

Nyob rau hauv peb lub sij hawm, tiav kev ruaj ntseg yog tsis yooj yim yog tsis muaj kev ruaj ntseg system thiab lub video surveillance system. Ntau tus xav siv cov koob yees duab yees duab los xyuas cov teeb meem hauv tsev. Txawm li cas los xij, tsis muaj DVR rau tsev, qhov no tsis yog ua.

DVR yog dab tsi?

DVR yog ib qho cuab yeej compact uas khaws cov ntaub ntawv, khaws, thiab ua yeeb yam video. Qhov cuab yeej hluav taws xob no yog qhov tseem ceeb ntawm cov duab video. DVR, nrog rau lub tshuab computer , muaj ib qho nyuaj, ib lub processor, thiab ib qho ADC. Nyob rau ntau hom qauv, txawm tias muaj kev khiav haujlwm tshwj xeeb rau kev khiav haujlwm.

Yuav ua li cas xaiv DVR rau tsev?

Cov kev lag luam niaj hnub muaj ntau yam khoom siv los yees duab. Tiam sis siv rau hauv tsev nws yog ntshaw kom xaiv tus qauv nrog kev pom kev zoo thiab tus nqi tsawg. Thaum xaiv tus DVR, nws yog qhov tseem ceeb uas yuav tsum tau them rau cov kev tsis zoo xws li cov xov tooj ntawm cov khoom, qhov zoo ntawm cov ntaubntawv povthawj siv, thiab kev ua haujlwm.

Ua ntej koj muas, koj yuav tsum txiav txim siab seb muaj pes tsawg lub koob yees duab uas koj xav txuas rau DVR. Nyob ntawm qhov no, ib-, plaub-, yim-, cuaj- caum, kaum-rau-channel khoom siv.

Ib qho ntawm cov qauv tseem ceeb thaum xaiv DVR yog qhov zoo tshaj ntawm cov ntaub ntawv teev tseg, uas, hauv txoj cai, txiav txim xyuas qhov tseem ceeb thiab kev tshaj lij ntawm tag nrho video kev saib xyuas qhov system. Qhov kev pom daws yuav pom tau tias yog D1 (720x576 pixels) thiab HD1 (720x288 pixels). Txawm li cas los xij, ntxiv rau qhov no, nws yog ib qho tseem ceeb los sib piv nrog cov lus ceev xwm, qhov nqi siab tshaj plaws uas ncav 25 thav ob. Cov ntaub ntawv tau txais los ntawm cov koob yees duab yees duab tau ua tiav rau hauv ib hom ntawv tshwj xeeb - MPEG4, MJPEG lossis H.264. Qhov kawg hom ntawv yog qhov tseem niaj hnub.

Kev ua haujlwm ntawm DVR yog qhov tsis tseem ceeb. Tus ntaus ntawv yuav tsum muaj ib qho video tawm (BNC, VGA, HDMI los yog SPOT), lub suab tawm suab rau cov suab txias (yog tias tsim nyog), kev sib txuas rau kev tswj, nkag mus rau lub network.

Muaj ntau ntau yam ntawm cov cuab yeej. Piv txwv, DVR nrog rau kev soj ntsuam hauv tsev tsis tas yuav txuas nrog Ib tug saib xyuas cais, vim hais tias nws tam sim ntawd qhia cov duab. Ntxiv nrog rau qhov kev sib txuas rau lub sijhawm ua haujlwm rau hauv tsev, uas yog ib feem ntawm qhov video surveillance system, muaj ntau yam me me uas muaj lub koob yees duab built-in. Feem ntau yog siv los tua cov xwm txheej, kev sib khom lus, rau kev tswj xyuas tus kheej hauv khos online. Zoo, txhim kho kev ua si hauv chav hauv koj qhov kev tsis tuaj kawm ntawv, DVR nrog lub cim lus rau lub tsev, uas pib sau thaum suab los yog txav, yuav ua. Cov kev pab cuam uas muab zais hauv DVR rau hauv tsev yuav muab ntsia tau lossis muab tso rau qhov twg.