Ezweni elixhumana kakhulu, isidingo sokulawula nokuvikela iziteshi zokuxhumana ngaphakathi kwezakhiwo sibe yinto ebaluleke kakhulu. I-Building Level Selective Jammer iyidivayisi eyenziwe kahle eyenzelwe ukuphazamisa izimpawu zocingo ezingagunyaziwe ngendlela ekhethiwe ngaphakathi kwendawo echaziwe, njengesakhiwo sehhovisi noma indawo yenkampani. Ngokungafani nama-jammer esigaba esibanzi avimba zonke izimpawu ngokungakhethi, ama-jammer akhethiwe ahlasele ama-frequency athile noma amadivayisi, avumela ukuphazamiseka okulawulwa kakhudlwana. Lobu buchwepheshe budlala indima ebalulekile ekuthuthukiseni ukuphepha, ukuvimbela ukuvuza kolwazi, nokugcina ubuqotho bokusebenza ezindaweni ezibucayi. Ukubaluleka kwezinhlelo ezinjalo kuyaqhubeka nokukhula njengoba izinhlangano zifuna ukuvikela idatha yazo nokuxhumana kwazo ezintweni zangaphandle nasekuphazamiseni kwangaphakathi.

I-Jammer Yokukhetha Ezingeni Lesakhiwo iyidivayisi yezikagesi ekhethekile ehlola futhi iphazamise ngokukhetha ukuxhumana okungenazintambo okuhlosiwe ngaphakathi kwesakhiwo. Umsebenzi wayo oyinhloko usekhonweni layo lokuthola izimpawu ezithile njengamafoni eselula, i-Wi-Fi, i-Bluetooth, noma okunye ukudluliswa kwe-RF bese ikhipha izimpawu ezilwa nazo ukuze kuvinjelwe lezo zimpawu ukuthi zingatholwa noma zithunyelwe. Le ndlela yokukhetha iqinisekisa ukuthi ukuxhumana okungagunyaziwe noma okungafuneki kuphela okuvinjelwe, kuyilapho izimpawu ezisemthethweni zihlala zingathinteki. Ukunemba okunjalo kufezwa ngokucubungula izimpawu ezithuthukisiwe namasu okuhlunga imvamisa, okuyihlukanisa nezinhlelo zokujama ezijwayelekile. Ubuchwepheshe obunjalo bubaluleke kakhulu ezindaweni lapho ukulawula ukuxhumana kubalulekile ngaphandle kokudicilela phansi ingqalasizinda yonke engenazintambo.

Ukusebenza kwe-Building Level Selective Jammers kuhilela izinqubo ezintathu eziyisisekelo: ukuthola, ukukhiqiza isignali, nokudlulisa ukuphazamiseka. Okokuqala, i-jammer ihlola njalo indawo ezungezile ukuze ithole izignali ezisebenzayo endaweni ezihlanganayo. Ngokusebenzisa ama-algorithms athuthukile kanye nokuhlaziywa kwesignali, ibona izindawo zemvamisa ezithile noma amadivayisi okufanele ihlose kuwo. Uma isitholakele, i-jammer ikhiqiza isignali yomsakazo esemvameni efanayo nesignali etholakele kodwa inamandla anele ukudlula ukudluliswa kwasekuqaleni. Lesi siginali sokuphazamiseka siphumelela ekufihleni ukuxhumana okusemthethweni, okwenza kungaqondakali kubamukeli. Yonke le nqubo ilawulwa ngokucophelela ngesekethe elihlanganisiwe ukuze kuqinisekiswe ukuthi izignali ezihloselwe kuphela ziphazanyiswa, kugcinwa ukusebenza kwezinye izindaba zokuxhumana okungenazintambo esakhiweni.

Ama-jammer akhethekile ezingeni lesakhiwo ahlanganisa izinto eziningana ezibalulekile ezisebenza ngokubambisana ukuze kufezekiswe amandla awo okubhloka akhethekile. Ezingqimeni zesistimu kukhona i-oscillator, ekhiqiza izimpawu zokuthwala ezihambisana nezimvamisa okufanele zibhlokwe. Ama-amplifier bese eqhakambisa lezi zimpawu ukuze zibe namandla anele ukuze kuqinisekiswe ukuphazamiseka okusebenzayo ebangeni lesakhiwo. Ama-antenna anesibopho sokusakaza izimpawu zoku-jamming ngokunembile kulo lonke indawo okuhlosiwe. Izifunda zokulawula kanye nama-microcontrollers agada ukutholwa, ukucubungula isignali, nemisebenzi yokuguqula, okuvumela uhlelo ukuthi luzivumelanise nezimo eziguqukayo zezimpawu. Ngokubambisana, lezi zingxenye zakha uhlelo oluthembekile nolusebenzayo olukwazi ukugcina ukulawula ukuxhumana ezindaweni eziyinkimbinkimbi nezidinga kakhulu.

Ama-jammer akhethiweyo asezingeni lesakhiwo athola izicelo ezibanzi emikhakheni eyahlukahlukene lapho ukulawulwa kwezokuxhumana kubalulekile. Ezindaweni zamabhizinisi, avimbela izingcingo ezingagunyaziwe kanye nokudluliswa kwedatha okungaholela ekuphangweni kwempahla yobuhlakani noma ubunhloli bebhizinisi. Amasosha kanye namajaji omthetho asebenzisa ama-jammer akhethiwe ukuvikela imisebenzi ebalulekile ngokuvimbela ukuxhumana kwezitha ngenkathi kugcinwa izimpawu zabangane zingashintshi. Ngaphezu kwalokho, amadivayisi anjalo avikela ubumfihlo beziguli ezibhedlela ngokukhubaza ukusetshenziswa komakhalekhukhwini okungagunyaziwe. Abantu abavamile nabo bayazuza kula ma-jammer ukuvikela imihlangano eyimfihlo nemicimbi ngokumelene nokulalela okungekho emthethweni. Ukusebenza okuhlukahlukene kobuchwepheshe bokuvimbela okukhethiwe kuvumela ukusetshenziswa kwayo ezimweni eziningi lapho ukuphepha nobumfihlo kuyizinto ezibalulekile.

Kunezinhlobo eziningana zama-Jammer Akhethiwe Ezingeni Lesakhiwo, ngayinye ilungiselelwe izidingo ezithile zokusebenza namakhono amaningi. Amamodeli athile ahlinzeka ngokuvimbela izinhlobonhlobo eziningi, ekwazi ukuhlanganisa izinhlobonhlobo ezahlukahlukene ngesikhathi esisodwa njenge-GSM, 3G, 4G LTE, Wi-Fi, ne-Bluetooth. Amanye ahlanganisa izinhlelo zokuthola ezihlakaniphile ezilungisa ngokuzenzakalelayo imingcele yokuvimbela ngokusekelwe kubukhona bezimpawu ezingagunyaziwe. Ama-jammer akhethiwe aphathwayo ahlinzeka ngokuguquguquka ukusetshenziswa okwesikhashana noma okuhambayo, kanti izifakelo ezimile zisebenzela izidingo zokuphepha ezihlala njalo ezakhiweni ezinkulu noma ezikoleni. Ukuhlukahluka kwezinhlobo zama-jammer kuvumela izinhlangano ukuthi zikhethe izixazululo ezihlangabezana kangcono nezidingo zazo zokuphepha nemikhawulo yengqalasizinda.

Nakuba ama-jammer akhethekile ezingeni lesakhiwo enikeza izinzuzo ezinkulu zokuphepha, ukusetshenziswa kwawo kuncike emithethweni eqinile yezomthetho neyokuziphatha. Amanye amazwe alawula ukusetshenziswa kwamadivayisi okugxambukela ukuze kuvinjelwe ukuphazamiseka kwezokuxhumana eziphuthumayo, amanethiwekhi omphakathi, kanye nokudluliselwa okusemthethweni. Abasebenzisi kufanele bathole amalayisensi afanele futhi baqinisekise ukuthi imisebenzi yokugxambukela ihambisana nemithetho kazwelonke yezokuxhumana. Ngokuziphatha, ukusetshenziswa kwama-jammer akhethekile kufanele kube nokulinganisela namalungelo obumfihlo kanye nenkululeko yokuxhumana. Ukusetshenziswa okunesibopho kuhilela izinqubomgomo ezicacile, ukukhawulela ukugxambukela ezindaweni nasezikhathini ezigunyaziwe, nokugwema ukuphazamiseka okungahlosiwe kumiyalezo engahlosiwe. Ukuqonda lezi zici kubalulekile ukuthi izinhlangano zisebenzise ubuchwepheshe bokugxambukela ngokuphepha nangokomthetho.

Inkundla yobuchwepheshe bokuvimbela okukhethiwe iyathuthuka ngokushesha ngezinto ezintsha kwezobuhlakani bokwenziwa, ukufunda ngomshini, nokucubungula amasiginali. Izivimbeli zesikhathi esizayo kulindeleke ukuthi zinikeze ukunemba okukhulu ekukhombeni nasekuvimbeleni amasiginali angagunyaziwe athuthuka kakhulu, okuhlanganisa nezokuxhumana ezintsha ze-5G ne-IoT. Ukuhlanganiswa nezinhlelo zokuphatha izakhiwo ezihlakaniphile kuzovumela ukuvimba okunamandla, okwaziyo ngomongo okuzivumelanisa ngokuzenzakalelayo nezidingo eziguqukayo zokuphepha. Ngaphezu kwalokho, ukunciphisa usayizi nokuthuthukiswa kokusebenza kahle kwamandla kuzothuthukisa ukuthwalwa kalula nokuguquguquka kokusetshenziswa. Izinto ezintsha zizogxila nasekuqiniseni ukuphazamiseka okungahlosiwe nokuthuthukisa ubulula besikhombimsebenzisi somsebenzisi, okwenza ukuvimba okukhethiwe kufinyeleleke kakhudlwana futhi kusebenze kahle kuzo zonke izimboni ezahlukahlukene.

I-Kingtone Solutions Co., Ltd. ingumholi wezinto ezintsha emkhakheni wezobuchwepheshe bokuvimbela amasiginali (jamming technology), egxile ekwakhiweni nasekukhiqizeni ama-Selective Jammers Ezingeni Lesakhiwo. Ngokuzibophezela okuqinile ocwaningweni nasekuthuthukisweni, i-Kingtone Solutions iletha imikhiqizo esezingeni eliphezulu ehlanganisa ukutholwa okuthuthukile kwamasiginali, ukuphazamiseka okukhethiwe, kanye nokuhambisana namazinga omthetho. Ama-jammer abo aziwa ngokuthembeka, ukunemba, nokuhlanganiswa kalula ezinhlelweni eziyinkimbinkimbi zokuphepha, okubenza bakhethwe izinhlangano zamabhizinisi, ezempi, kanye nabomthetho emhlabeni wonke. Ukuzinikela kwenkampani ekuqhakazeni nasekuqhakazeni kuqinisa inzuzo yayo yokuncintisana, kusekela amabhizinisi ekutholeni ukulawula okungcono kakhulu kwezokuxhumana nokuphepha.

Ama-jammer akhethiweyo ezingeni lesakhiwo amele ubuchwepheshe obubalulekile bokulawula nokuvikela ukuxhumana okungenantambo ngaphakathi kwezindawo ezibucayi. Ngokuvimba ngokuqondile izimpawu ezingagunyaziwe, lezi zinsiza zisiza ukuvikela imfihlo yezinkampani, ukuthuthukisa ukuphepha kokusebenza, nokugcina ubumfihlo. Izingxenye ezihlakaniphile zobuchwepheshe namakhono ayo asebenza ngezindlela eziningi avumela ukuphazamiseka okunembayo ngokulimaza okuncane. Lapho kusetshenziswa ngendlela efanele nangokomthetho, ama-jammer akhethiweyo ayithuluzi elinamandla ezinhlanganweni ezisezigabeni ezahlukahlukene. Izinkampani ezifana ne-Kington Solutions Co., Ltd. ziyaqhubeka nokunweba imingcele yobuchwepheshe be-jamming, zinikeza izixazululo ezintsha ezihlangabezana nezidingo eziguqukayo zokulawula ukuxhumana.

Ngeminye imininingwane ngama-component we-microwave ne-RF ahambisana nezinhlelo zoku-jamming, hlola i-Imikhiqizo. Ukuze ufunde ngokusekelwa kokuthenga nezixazululo ezenziwe ngendlela efanele, vakashela i-Ukusekelwa ikhasi. Imininingwane ngesizinda nolwazi lwenkampani ingatholakala ku-Mayelana Nathi ikhasi.