Dawb Black Signal System

Khoom Taw Qhia

Cov cuab yeej siv tau txais cov cuab yeej siv thev naus laus zis thev naus laus zis thiab khoos phis tawj ntse tswj hwm thiab tswj cov thev naus laus zis, lub kaw lus tsuas yog xav tau kom ncav cuag lub teeb liab lub zog sib npaug rau lub hauv paus chaw nres tsheb thiab ua kom muaj txiaj ntsig zoo ntawm lub xov tooj ntawm tes tswj cov cheeb tsam, hluav taws xob hluav taws xob ntawm cov neeg ua haujlwm hauv kev lag luam. thaj chaw kev pab them nqi tsawg dua li cov qauv hluav taws xob tau teev tseg los ntawm lub xeev, thiab yuav tsis ua rau lub sijhawm ntev - hluav taws xob puas tsuaj rau tib neeg lub cev. Lub kaw lus siv hluav taws xob tseem ceeb, uas tseem hu ua kev tiv thaiv ntsuab.

Shielding cheeb tsam xov tooj ntawm tes manange thiab tswj, tib lub sij hawm, ua ke nrog passive kav hlau txais xov pub tis system, uniformity wireless teeb liab kev pab them nqi yog ua nyob rau hauv qhov yuav tsum tau shielding cheeb tsam. Nws tuaj yeem tswj tau cov teeb liab tawm sab nraud kom zoo, thiab siv cov kev sib txuas lus sib txuas rau cov xov tooj ntawm tes tsis raug cai hauv cheeb tsam. Yuav tsis muaj qhov muag tsis pom kev thiab qhov kawg tuag, thiab tsis muaj teeb meem cuam tshuam yuav tshwm sim rau ib puag ncig cov neeg siv xov tooj ntawm tes thiab cov chaw nqa khoom hauv paus.

tuaj yeem teeb tsa tus lej xov tooj dawb hauv lub kaw lus, xyuas kom meej tias lub tsev kaw neeg saib xyuas lub xov tooj ntawm tes ua haujlwm ib txwm ua haujlwm, thaum nyob rau hauv qhov thaiv qhov chaw zoo tiv thaiv lub xov tooj ntawm tes tsis raug cai nrog rau qhov chaw nyob ib puag ncig kev sib txuas lus, los ntawm xov tooj ntawm tes ntse indentification technology, tus neeg siv ntawm tus xov tooj preset mobile. tuaj yeem khaws cia hauv kev sib txuas lus nrog lub hauv paus chaw nres tsheb qub.

When the system is in communication and computer intelligent identification control, obtained the serial number, sim card number or feature number in the effective control area, intercept the text message sent by the mobile phone and the dialed phone number, and also in the control center can send fraudulent messages such as" network busy" or " Dial-out usrs not in the service area" to the specific mobile phone in the caverage area, and thus provide a powerful means for the prison administrators to timely grasp the information of criminal activities and prevent crimes.

Nws tuaj yeem ua haujlwm loj - cheeb tsam thiab siab - kev tshawb nrhiav kev ua haujlwm ntawm cov chaw tsis pub lwm tus paub uas txwv tsis pub nkag mus hauv lub xov tooj ntawm tes, thiab paub txog cov haujlwm ntawm kev tiv thaiv, nrhiav, thiab rub cov xov tooj ntawm tes tshawb nrhiav, ua rau muaj teeb meem zais thiab txaus ntshai rau kev nyab xeeb zais cia. Lub kaw lus tau paub tab thiab yuav tsis cuam tshuam nrog kev ua haujlwm ntawm kev sib txuas lus.

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