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Intshayelelo yoButhathaka beSignali eSelfowuni kwiZakhiwo eziPhakamileyo
1.1 Impembelelo yokwamkelwa kakubi kweefowuni eziphathwayo
Kwixesha lanamhlanje, apho unxibelelwano lubalulekile kwimisebenzi yeshishini, izakhiwo zeeofisi eziphakamileyo ziye zaba ziindawo ezibalulekileyo zomsebenzi. Nangona kunjalo, ezi zakhiwo zihlala zijongene nomba obalulekileyo: ukwamkelwa kakubi kweefowuni eziphathwayo. Le ngxaki inokuchaphazela kakhulu imisebenzi yemihla ngemihla, njengoko ithintela unxibelelwano kunye nokutshintshiselana kwedatha, okubalulekileyo ekugcineni imveliso kunye nokusebenza kakuhle.
Ubuthathaka besignali yeselula bunokubangela ukuhla kweefowuni, isantya se-intanethi esicothayo, kunye nokudluliselwa kwedatha okungathembekanga. Ezi ngxaki zinokubangela ukukhungatheka phakathi kwabasebenzi kwaye zichaphazele kakubi ukusebenza kwabo kakuhle. Ukongeza, umgangatho ophantsi wesignali unokonakalisa ubudlelwane beshishini nabathengi okanye amaqabane axhomekeke kwiindlela zonxibelelwano ezithembekileyo.
Ngaphezu koko, ukhuseleko lunokuba semngciphekweni. Umzekelo, ngexesha likaxakeka, ukuba abahlali abakwazi ukufowuna ngenxa yamandla amabi esignali, oku kunokulibazisa unxibelelwano olungxamisekileyo neenkonzo zikaxakeka, nto leyo enokubangela iziphumo ezibi. Ke ngoko, ukulungisa ubuthathaka besignali yeselula akupheleli nje ekuphuculeni imisebenzi yemihla ngemihla kodwa kukwaqinisekisa ukhuseleko kwizakhiwo zeeofisi eziphakamileyo.
1.2 Imfuneko yeZisombululo eziSebenzayo
Ngenxa yempembelelo enkulu yokwamkelwa kakubi kwee-mobile kwimisebenzi yezakhiwo zeeofisi eziphakamileyo, kukho imfuneko ecacileyo yezisombululo ezisebenzayo. Ezi zisombululo mazijolise ekuphuculeni amandla esignali ye-mobile kunye nokugubungela isakhiwo sonke, ukuqinisekisa ukuba zonke iindawo - ukusuka kwiindawo zokupaka ezingaphantsi komhlaba ukuya kumagumbi eentlanganiso aphezulu - zinonxibelelwano oluthembekileyo.
Nangona kunjalo, ukuphuhlisa ezo zisombululo kufuna ukuqonda okunzulu ngezinto ezahlukeneyo ezinegalelo ekuncipheni kwemiqondiso kwizakhiwo zezakhiwo. Ezi zinto zinokuqala kwizinto ezisetyenziswa ekwakheni ukuya kuyilo lwezakhiwo ngokwazo. Ngaphezu koko, izinto zangaphandle ezifana nezakhiwo ezingqongileyo okanye iimpawu zomhlaba nazo zidlala indima ebalulekileyo ekumiseleni ukungena kwemiqondiso kwizakhiwo eziphakamileyo.
Ukuze kujongwane nale ngxaki ngempumelelo, kufuneka indlela ebanzi. Oku kuquka ukuphanda iindlela ezikhoyo zokunyusa isignali yeselula, ukuphonononga iindlela ezintsha ezinokudityaniswa kuyilo lwezakhiwo zexesha elizayo, ukwenza uhlalutyo lweendleko-inzuzo ukuqinisekisa ukuba kunokwenzeka ngokwezoqoqosho, kunye nokuphonononga izifundo zeemeko zehlabathi lokwenyani ukuqonda usetyenziso olusebenzayo.
Ngokwamkela indlela enjalo ebanzi, kunokwenzeka ukuphuhlisa amaqhinga angaphuculi nje kuphela amandla esignali yeselula kodwa adityaniswe kakuhle kwisakhiwo sezakhiwo zeeofisi eziphakamileyo. Ngaphezu koko, ngokuchonga izisombululo ezingabizi kakhulu, sinokuqinisekisa ukuba ezi ziphuculo ziyafikeleleka kuluhlu olubanzi lwezakhiwo, ngaloo ndlela sikhuthaza ukuphuculwa ngokubanzi kwamandla okwamkela iindwendwe.
Ekugqibeleni, ukujongana nobuthathaka besignali yeselula kwizakhiwo zeeofisi eziphakamileyo kubalulekile ekuqhubekeni nokusebenza kakuhle kwamashishini kweli xesha ledijithali, ukuphucula ulwaneliseko kwindawo yokusebenza, ukukhuthaza unxibelelwano olusebenzayo, kunye nokuqinisekisa ukhuseleko. Ngenxa yoko, ukutyala imali kwizisombululo ezisebenzayo akuyomfuneko yobugcisa kuphela kodwa yimfuneko ebalulekileyo yesicwangciso sempumelelo yamashishini anamhlanje ahlala kwezi zakhiwo zinde.
II Ukuqonda Imingeni Yokungena Kwesignali Yeselfowuni
2.1 Izinto Ezichaphazela Ukungena Kwesiginali
Ukungena kwesignali yeselula kwizakhiwo eziphakamileyo yingxaki enzima ephenjelelwa zizinto ezahlukeneyo. Enye yezinto eziphambili yibhendi yefrikhwensi esetyenziswa ziinethiwekhi eziphathwayo. Iibhendi zefrikhwensi ezisezantsi zinokungena kwizixhobo zokwakha ngokufanelekileyo kuneebhendi zefrikhwensi eziphezulu, ezidla ngokufunxwa okanye zibonakaliswe. Nangona kunjalo, iifrikhwensi ezisezantsi zine-bandwidth encinci, nto leyo ekhokelela ekunciphiseni umthamo wenethiwekhi. Enye into ebalulekileyo ngumgama ukusuka kwinqaba yeseli ekufutshane. Okukhona isakhiwo sikude, kokukhona isignali efunyenweyo ibuthathaka ngenxa yokulahleka kwendlela kunye nezithintelo ezinokubakho ezifana nezinye izakhiwo okanye iimpawu zomhlaba.
Ulwakhiwo lwangaphakathi lwesakhiwo lunokuchaphazela ukungena kwesignali. Umzekelo, iindonga ezixineneyo, ulwakhiwo lwesinyithi, kunye nekhonkrithi eqinisiweyo konke oku kunokwenza amandla esignali abe buthathaka kakhulu. Ukongeza, ubukho bee-elevator shafts, izinyuko, kunye nezinye iindawo ezithe nkqo zingenza "izithunzi zesignali," iindawo ngaphakathi kwesakhiwo apho isignali ingangeni khona ngempumelelo. Le mingeni iyanda ngakumbi kukusetyenziswa kwezixhobo zokwakha zanamhlanje kunye noyilo olubeka phambili ukusebenza kakuhle kwamandla kodwa olunokuthi ngokungazi luthintele ukusasazwa kwesignali engenazingcingo.
2.2 Izixhobo zokwakha kunye noyilo lwezakhiwo
Izinto ezisetyenziswa kulwakhiwo oluphezulu lwanamhlanje zidlala indima ebalulekileyo ekuncipheni kwemiqondiso ehambayo. Umzekelo, iglasi, esetyenziswa rhoqo kwiindonga zekhethini kunye neefacade, inokubonakalisa imiqondiso endaweni yokuyivumela ukuba idlule. Ngokufanayo, ikhonkrithi eqiniswe ngentsimbi inokuvala imiqondiso, kwaye ubuninzi kunye nobukhulu bezinto ezisetyenzisiweyo bumisela inqanaba lokuncitshiswa. Izinto ezidityanisiweyo ezifana nezo zisetyenziswa kwi-insulation yanamhlanje zinokufunxa okanye zisasaze imiqondiso, zinciphise amandla azo ngaphakathi kwesakhiwo.
Ukhetho loyilo lwezakhiwo, olufana nokujongwa kwemigangatho kunye noyilo lweendawo zangaphakathi, lunokwenza kube nzima okanye lunciphise le micimbi. Umzekelo, uyilo oluquka iileya ezininzi zezinto okanye oludala iindawo ezinkulu ezivulekileyo ngaphandle kokugqunywa ngokwaneleyo kwesignali lunokukhokelela kwiindawo ezifileyo. Kwelinye icala, uyilo oluquka iindawo ezingenanto ezibekwe ngokwesicwangciso okanye olusebenzisa izinto ezibonakala ngakumbi kumaza erediyo lunokunceda ukuphucula ukungena kwesignali.
2.3 Impembelelo yeNdalo engqongileyo
Indawo engqongileyo ikwanempembelelo enkulu kumandla esignali eshukumayo ngaphakathi kwezakhiwo eziphakamileyo. Iindawo zasezidolophini, apho ezi zakhiwo zihlala zikhona, zinokuchaphazeleka yinto eyaziwa ngokuba yi-"urban canyon". Oku kubhekisa kwimeko apho izakhiwo eziphakamileyo ezijikelezwe zezinye izakhiwo ezinde zenza iipaseji ezimxinwa eziphazamisa ukusasazeka kwendalo kwamaza erediyo. Isiphumo kukusasazwa kwamandla esignali ngokungalinganiyo, apho ezinye iindawo zijongene nokuphazamiseka okugqithisileyo kwendlela ezininzi kwaye ezinye zihlupheka kukuncitshiswa kwesignali.
Ukongeza, imiqobo yendalo efana neentaba okanye imizimba yamanzi inokubonakalisa, itshintshe indlela yayo kwaye inokubangela ukuphazamiseka. Izakhiwo ezenziwe ngabantu ezifana neebhulorho kunye neetonela nazo zinokuchaphazela ukusasazeka kwemiqondiso, zidale iindawo zomthunzi apho imiqondiso ingenakufikelela khona.
Ukuqukumbela, ukuqonda imingeni yokungena kwesignali yeselula kwizakhiwo zeeofisi eziphakamileyo kufuna uhlalutyo olunzulu lwezinto ezininzi. Ukususela kwiimpawu ezisisiseko zokusasazeka kwamaza erediyo kunye neempawu zezixhobo zokwakha ukuya kuyilo lwezakhiwo ngokwazo kunye nobunzima bendalo esingqongileyo yasezidolophini, zonke ezi zinto ziceba ukumisela umgangatho wamandla esignali yeselula kwizakhiwo eziphakamileyo. Ukujongana nale mingeni ngempumelelo kuya kuba yimfuneko ekuphuculeni amandla onxibelelwano kwezi ndawo.
Uhlolo lwesithathu lweeNdlela ezikhoyo zokunyusa iSignali yeSelfowuni
3.1 Isishwankathelo see-Amplifiers zeSignali
Ii-amplifiers zesignali, okanye ii-repeaters, ziphakathi kwezisombululo eziqhelekileyo nezisisiseko zokuphucula iisignali eziphathwayo ngaphakathi kwezakhiwo zeeofisi eziphakamileyo. Ezi zixhobo zisebenza ngokufumana iisignali ezibuthathaka ezivela kumthombo wangaphandle, ziwandise, zize ziphinde zisasaze iisignali ezikhulisiweyo ngaphakathi kwesakhiwo. Kukho iintlobo ezimbini eziphambili zee-amplifiers zesignali: ezingasebenziyo nezisebenzayo. Ii-amplifiers ezingasebenziyo azidingi mandla ukuze zisebenze kwaye zisebenzise izixhobo ezifana neentambo eziqhubayo okanye ii-waveguides ukuhambisa iisignali. Ii-amplifiers ezisebenzayo, kwelinye icala, zisebenzisa izinto ze-elektroniki ukunyusa amandla eesignali. Nangona ii-amplifiers zesignali zinokusebenza kwiimeko ezithile, ziza nemida efana nokuphazamiseka okunokwenzeka kunye nokonakala kwesignali ukuba azifakwanga kwaye azilungiswanga kakuhle.
Ngokuphathelele ukufakwa, ii-amplifier zesignali kufuneka zibekwe ngendlela efanelekileyo ukuze zigubungele iindawo ezingamkelekanga kakuhle, nto leyo edla ngokufuna uphando lwendawo ukuze kuchongwe iindawo ezifileyo kwaye kuchongwe indawo efanelekileyo yezixhobo. Ngaphezu koko, kuba ezi amplifier zinokubangela ungcoliseko lwesignali ukuba azilungiselelwanga ngokuchanekileyo, kubalulekile ukulandela imigaqo engqongqo ukuthintela ukuphazamiseka kwezinye iinethiwekhi.
3.2 Iinkqubo ze-Antenna ezisasazwe (i-DAS)
Indlela ephucukileyo kunezi-amplifiers zesignali zemveli yinkqubo ye-antenna esasazwe (i-DAS). Le nkqubo ibandakanya uluhlu lwee-antenna ezisasazeke kwisakhiwo esisebenza kunye ne-amplifier ephambili. I-DAS isebenza ngokusasaza isignali eyandisiweyo ngokulinganayo kwisakhiwo sonke ngezi antenna zibekwe ngokwesicwangciso. Enye inzuzo ebalulekileyo ye-DAS kukukwazi ukubonelela ngenkonzo efanayo, enokunceda ukususa amabala afileyo anokwenzeka ngokuseta okungacwangciswanga kakuhle.
Iinkqubo ze-DAS zinokuba ziyasebenza okanye zingasebenzi. Iinkqubo ze-DAS ezisebenzayo zisebenzisa ii-amplifier ukunyusa imiqondiso kwiindawo ezahlukeneyo kuyo yonke inethiwekhi, ngelixa iinkqubo ezingasebenziyo zingenalo ulwandiso oluhambelanayo kwaye zixhomekeke kumandla esignali yokuqala ukuze isasazwe ngenethiwekhi ngokufanelekileyo. Zombini iindlela zokucwangcisa zifuna uyilo olucokisekileyo kunye nokusebenza ngokuchanekileyo ukuqinisekisa iziphumo ezilungileyo.
Ukufakelwa kwe-DAS kuyinkimbinkimbi kwaye kudla ngokubandakanya ukusebenza nezicwangciso zokwakha ukudibanisa izixhobo ezifunekayo ngexesha lokwakhiwa okanye ukulungiswa kwezakhiwo ezikhoyo. Ngenxa yobunzima, iinkampani ezikhethekileyo zihlala zibonelela ngeenkonzo zoyilo kunye nokusetyenziswa kwe-DAS. Nangona kunjalo, xa sele zimiselwe, ezi nkqubo zibonelela ngokuphuculwa kwesignali okuthembekileyo nokomeleleyo, zibonelela ngokugubungela rhoqo kubasebenzisi ngaphakathi kwesakhiwo.
3.3 Ukusetyenziswa kweeSeli ezincinci
Iiseli ezincinci zesinye isisombululo esithandwa kakhulu ngenxa yokukwazi kwazo ukwandisa ukugubungela inethiwekhi ngaphakathi. Ezi ndawo zokufikelela ezingenazingcingo zenzelwe ukusebenza kwi-spectrum efanayo neenethiwekhi ze-macrocellular kodwa ngamandla aphantsi, nto leyo eyenza ukuba zilungele ukujongana nemingeni yesignali kwiindawo ezixineneyo, ezakhiweyo njengezakhiwo eziphakamileyo. Iiseli ezincinci zinokufakwa ngokwahlukileyo ngaphakathi kwendawo, nto leyo evumela ukuba zihlangane kakuhle nomhombiso okhoyo ngaphandle kokubangela iingxaki zobuhle.
Ngokungafaniyo nee-amplifier zemveli zesignali ezithumela nje imiqondiso ekhoyo, iiseli ezincinci ziqhagamshela ngqo kwinethiwekhi engundoqo yomboneleli wenkonzo kwaye zisebenza njengezikhululo zesiseko ezincinci. Zinokuqhagamshelwa ngoqhagamshelo lwe-broadband olunentambo okanye zisebenzise ii-backhaul links ezingenazingcingo. Ngokwenza njalo, iiseli ezincinci aziphuculi nje kuphela amandla esignali kodwa zikwakhupha ithrafikhi kwii-macrocell ezixineneyo, nto leyo ekhokelela ekusebenzeni ngcono kwenethiwekhi kunye nesantya sedatha.
Ukuphunyezwa kwetekhnoloji yeeseli ezincinci kwizakhiwo zeeofisi eziphakamileyo kunokubandakanya indibaniselwano yeepicocell zangaphakathi, ii-microcells, kunye neefemtocells—nganye iyahluka ngobukhulu, umthamo, kunye nemeko yokusetyenziswa ecwangcisiweyo. Nangona zifuna ucwangciso olucokisekileyo malunga nobuninzi bokuthunyelwa kunye nolawulo lwenethiwekhi ukuze kuthintelwe imiba yokuxinana okanye ukuphazamiseka kwamaza amaninzi, ukusetyenziswa kweeseli ezincinci kuye kwabonakala ngathi sisixhobo esibalulekileyo ekulweni nobuthathaka besignali kwiindawo eziphakamileyo.
Iindlela ezintsha ze-IV zokuphucula iSignali
4.1 Ukuhlanganiswa kwezixhobo ezikrelekrele
Ukuze kujongwane nomceli mngeni wesignali eshukumayo embi ngaphakathi kwezakhiwo zeeofisi eziphakamileyo, esinye isisombululo esitsha kukudibanisa izixhobo ezikrelekrele. Ezi zinto ziphucukileyo ziyakwazi ukuphucula ukungena nokusasazwa kwesignali ngaphandle kokubangela ukuphazamiseka okanye ukuphazamiseka kwiinethiwekhi ezingenazingcingo ezikhoyo. Enye yezinto ezikrelekrele ezinjalo yi-metaterial, eyenzelwe ukulawula amaza e-electromagnetic ngendlela efunekayo. Ngokufaka ezi zinto kwizakhiwo okanye kwiifestile, kunokwenzeka ukukhokela imiqondiso kwiindawo ezinolwamkelo olubuthathaka, ukoyisa ngempumelelo imiqobo yendabuko ebangelwa zizakhiwo. Ukongeza, iingubo eziqhubayo zinokusetyenziswa kwiindonga zangaphandle ukuphucula ukungena kwesignali, ukuqinisekisa ukuba unxibelelwano oluphathwayo aluxhomekekanga kuphela kwiziseko zangaphakathi. Ukusetyenziswa kwezixhobo ezikrelekrele kunokuphuculwa ngakumbi ngezicwangciso zokubeka ezichanekileyo ezisekelwe kwimephu epheleleyo yokugubungela isignali.
4.2 Uyilo lweSakhiwo oluLungiselelwe iSignali
Indlela yokuthatha amanyathelo okulungisa umba wobuthathaka bemiqondiso ibandakanya ukubandakanya izinto ezifunekayo ukuze kuphuculwe imiqondiso kwisigaba sokuqala soyilo lwezakhiwo zeeofisi eziphakamileyo. Oku kufuna intsebenziswano phakathi kwabayili bezakhiwo kunye neengcali zonxibelelwano ukuze kwenziwe oko kunokubizwa ngokuba yi-'sign-friendly-signal' architecture. Ezi zakhiwo zinokubandakanya ukubekwa kweefestile kunye neendawo ezikhanyayo ukuze kwandiswe ukwanda kwemiqondiso yendalo, kunye nokudalwa kweendawo ezingenanto okanye iindawo ezicacileyo kwisakhiwo sesakhiwo ukuze kube lula ukuhamba kwemiqondiso. Ngaphezu koko, uyilo lweendawo zangaphakathi kufuneka luqwalasele iindawo ezinokubakho zemiqondiso kwaye lusebenzise izisombululo zoyilo ezifana nemigangatho yokufikelela ephakamileyo okanye iziphindaphindo ezibekwe ngokwesicwangciso ukuqinisekisa ukunxibelelana okuqhubekayo kulo lonke isakhiwo. Le ndlela ipheleleyo iqinisekisa ukuba iimfuno zonxibelelwano oluphathwayo zifakwe kwi-DNA yesakhiwo endaweni yokuba yinto ecingelwayo kamva.
4.3 IiProtokholi zeNethiwekhi eziPhambili
Ukusetyenziswa kweenkqubo zenethiwekhi ezisemgangathweni kudlala indima ebalulekileyo ekuphuculeni amandla esignali yeselula kwizakhiwo eziphakamileyo. Ukuphumeza imigangatho yonxibelelwano yesizukulwana esilandelayo efana ne-5G nangaphezulu kunokuphucula kakhulu isantya kunye nokuthembeka konxibelelwano ngaphakathi kwezi ndawo zinzima. Umzekelo, itekhnoloji yeseli encinci, esembindini weenethiwekhi ze-5G, ivumela ukusasazwa kwee-antenna ezininzi ezinamandla aphantsi kulo lonke isakhiwo, ibonelela ngelaphu lenethiwekhi elixineneyo eliqinisekisa amandla esignali ahambelanayo nakwiindawo apho iinqaba zeseli ezinkulu zemveli zisokola ukungena khona. Ngaphezu koko, uxinano lwenethiwekhi ngokusebenzisa iinethiwekhi zokufikelela kwirediyo ezisekelwe kwilifu (i-C-RAN) lunokuphucula ulwabiwo lwezixhobo ngokuguquguqukayo, luhlengahlengise kwiipateni zemfuno yexesha langempela ukubonelela ngenkonzo efanelekileyo kubasebenzisi ngaphakathi kwezakhiwo zeeofisi eziphakamileyo. Ukwamkelwa kwezi nkqubo ziphambili kufuna ukuphuculwa okudibeneyo kweenkqubo zehardware kunye nesoftware, kuvulela indlela yexesha elizayo apho unxibelelwano lweselula ludlula imida ebekwe ziindlela zokwakha zasezidolophini.
5 Uhlalutyo lweNzuzo-mali yeZisombululo eziCetywayo
5.1 Uvavanyo Lokwenzeka Kwezoqoqosho
Xa kufikwa ekusombululeni umba wokungabi namandla kakuhle kwesignali yeselula kwizakhiwo zeeofisi eziphakamileyo, kubalulekile ukuvavanya ukuba izisombululo ezicetywayo zisebenza kakuhle na ngokwezoqoqosho. Oku kubandakanya uvavanyo olupheleleyo lweendleko ezinxulumene nokusebenzisa amaqhinga ahlukeneyo okuphucula isignali, kunye novavanyo lweenzuzo ezinokubakho ngokubhekiselele kunxibelelwano oluphuculweyo kunye nokusebenza kakuhle. Ukuze sifezekise oku, singasebenzisa iindlela zohlalutyo lweendleko-inzuzo (CBA) ezithelekisa amaxabiso emali eendleko kunye neenzuzo zesisombululo ngasinye kwixesha elithile, ngokwesiqhelo ixesha eliluncedo lobuchwepheshe obuchaphazelekayo.
I-CBA kufuneka iqale ngokuhlola iindleko ezithe ngqo, ezibandakanya utyalo-mali lokuqala olufunekayo ukuthenga nokufaka iteknoloji ekhethiweyo, njengee-amplifiers zesignali, iinkqubo ze-antenna ezisasazwe (i-DAS), okanye iiseli ezincinci. Kubalulekile ukuqwalasela kungekuphela nje iindleko zangaphambili kodwa nazo naziphi na iindleko ezongezelelweyo ezinokuvela ngexesha lokufakelwa, ezifana notshintsho lwezakhiwo ukuze kulungiselelwe izixhobo ezintsha okanye imfuneko yokuba abakhi abakhethekileyo benze ukufakelwa. Iindleko ezingathanga ngqo, ezifana nokuphazamiseka okunokwenzeka kwimisebenzi yemihla ngemihla ngexesha lenkqubo yokufakela, nazo kufuneka ziqwalaselwe.
Kwelinye icala le-equation kukho iingenelo, ezinokubonakala ngeendlela ezahlukeneyo. Ukwamkelwa okuphuculweyo kweselula kunokukhokelela kwinzuzo enkulu yemveliso ngokuvumela unxibelelwano oluhamba kakuhle kunye nokunciphisa ixesha lokungasebenzi. Umzekelo, abasebenzi abakwiiofisi eziphakamileyo banokuhlangabezana nokuphazamiseka okuncinci okanye ukulibaziseka ngenxa yokungafiki kweefowuni okanye umgangatho ophantsi wesignali. Ngaphezu koko, amandla esignali aphuculweyo anokuphucula amazinga okudluliselwa kwedatha, nto leyo eluncedo kakhulu kumashishini axhomekeke ekucutshungulweni kwedatha ngexesha langempela, iinkonzo zelifu, okanye izixhobo zentsebenziswano ezikude. Ukwanda okubangelwa kukusebenza kakuhle kunokuguqulela kwiingenelo zoqoqosho ezibonakalayo, njengokunciphisa ixesha elichithwa ekulawuleni imiba yonxibelelwano kunye nokwanda kwengeniso evela kwiinkqubo zeshishini ezikhawulezayo.
Ukuqinisekisa ukuchaneka kovavanyo lwethu lokunokwenzeka kwezoqoqosho, kufuneka siqwalasele ixabiso langoku leenzuzo kunye neendleko zexesha elizayo sisebenzisa iindlela zokunciphisa isaphulelo. Le ndlela iqinisekisa ukuba zombini iziphumo zexesha elifutshane nezexesha elide zilinganiswa ngokufanelekileyo kuhlalutyo. Ngaphezu koko, kufuneka kwenziwe uhlalutyo lovakalelo ukuze kuvavanywe indlela iingcamango ezahlukeneyo malunga neendleko kunye neenzuzo ezichaphazela ngayo izigqibo zizonke ezithathwe kwi-CBA.
5.2 Iindleko zoFakelo kunye nezinto ekufuneka uziqwalasele xa ulungisa
Inkalo ebalulekileyo yovavanyo lobuchule bezoqoqosho kukuhlolwa kweendleko zokufakela kunye nokuqwalaselwa kokugcinwa. Ezi zinto zinokuchaphazela kakhulu ukusebenza kakuhle kweendleko zezisombululo ezicetywayo. Iindleko zokufakela azibandakanyi nje kuphela ixabiso lezixhobo kodwa nazo naziphi na iinguqulelo ezifunekayo zokwakha kunye neendleko zomsebenzi ezinxulumene nokufakwa kwazo.
Umzekelo, ukufaka inkqubo ye-antenna esasazwe (i-DAS) kunokufuna uhlengahlengiso olukhulu kwisakhiwo, kubandakanya ukufakwa kwee-conduits ezintsha kunye nokuhlanganiswa kwee-antenna kwisakhiwo esikhoyo. Le nkqubo inokuba nzima kwaye ifuna umsebenzi omninzi, okunokubangela iindleko ezinkulu zokufakela. Ngokufanayo, nangona iiseli ezincinci zibonelela ngesisombululo esikwindawo ethile, nazo zinokufuna uhlengahlengiso lwesakhiwo kunye nokubekwa ngokuchanekileyo ukuze kuthintelwe ukuphazamiseka kwesignali.
Iindleko zokulungisa zibaluleke ngokulinganayo ukuba ziqwalaselwe, njengoko ezi zinokunyuka ngokuhamba kwexesha kwaye zichaphazele kakhulu inkcitho iyonke enxulumene nesisombululo esinikiweyo. Ukugcinwa rhoqo kunye nokuphuculwa ngamanye amaxesha ukuze kuhambelane nophuhliso lwetekhnoloji kunokongeza umthwalo wemali uphela. Ke ngoko, kubalulekile ukuvavanya kungekuphela nje iindleko zokufakela zokuqala kodwa kunye neendleko zomjikelo wobomi olindelekileyo, kubandakanya ukuhlolwa rhoqo, ukulungiswa, uhlaziyo lwesoftware, kunye nokutshintshwa kwehardware.
5.3 Inzuzo kunye nembuyekezo yotyalo-mali
Ngokungafaniyo neendleko ezixutyushwe apha ngasentla, inzuzo yokusebenza kakuhle efunyenwe ngokusebenzisa amaqhinga okuphucula isignali yeselula imele iingenelo ezinokubakho ezinegalelo kwimbuyekezo yotyalo-mali (ROI). Ngokwandisa amandla esignali kwizakhiwo zeeofisi eziphakamileyo, imibutho inokulindela ukubona uphuculo kwimisebenzi yangaphakathi kunye nenkonzo yabathengi.
Ukwanda kwemveliso ebangelwa kumgangatho ongcono wonxibelelwano kunokukhokelela ekunciphiseni ixesha lokungasebenzi kunye nokuphuculwa kokuphendula. Oku kunokuba luncedo kakhulu kumashishini asebenza kumashishini asebenza ngokukhawuleza apho iimpendulo ezikhawulezileyo kwimibuzo okanye kwiintengiselwano zibalulekile. Ukongeza, ngoqhagamshelo oluthembekileyo lweselula, abasebenzi banokusebenzisana ngokufanelekileyo, nokuba basebenza kwindawo okanye kude. Olu phuculo lunokuphucula ulwaneliseko lwabasebenzi kunye nokugcinwa kwabo, nto leyo enegalelo elingakumbi kwisiseko senkampani.
Ngaphezu koko, ukukwazi ukuphatha idatha ngokufanelekileyo kunokuvula amathuba kumashishini okuphonononga iimarike okanye iinkonzo ezintsha, ngaloo ndlela evelisa imithombo yengeniso eyongezelelweyo. Umzekelo, iifemu ezixhomekeke kuhlalutyo lwedatha ngexesha langempela ukuze zinike ulwazi ngezigqibo zeshishini lazo zinokufumana ithuba lokukhuphisana ngokuqinisekisa ukuba idatha yazo ihlala ifikeleleka ngamaxesha onke, nokuba umgangatho womgangatho okanye isakhiwo sinjani.
Ekubaleni i-ROI yesisombululo ngasinye esicetywayo, kuyimfuneko ukuthelekisa inzuzo yokusebenza elindelekileyo ngokuchasene neendleko ezichazwe ngaphambili. Olu thelekiso luya kubonisa ukuba sesiphi isisombululo esinika ibhalansi efanelekileyo phakathi kotyalo-mali kunye nembuyekezo. I-ROI inokuqikelelwa kusetyenziswa le fomyula ilandelayo:
I-ROI = (Iinzuzo ezipheleleyo – Iindleko zotyalo-mali) / Iindleko zotyalo-mali
Ngokufaka idatha efanelekileyo kwisisombululo ngasinye esicetywayo, sinokugqiba ukuba loluphi icebo elinokuthi livelise i-ROI ephezulu, nto leyo esinika isiseko esivakalayo sokwenza izigqibo.
Ukuqukumbela, ukwenza uhlalutyo olupheleleyo lweendleko kunye neenzuzo zezisombululo ezicetywayo zokuphucula isignali yeselula kwizakhiwo zeeofisi eziphakamileyo kubalulekile ukuqinisekisa ukuba icebo elikhethiweyo linokwenzeka ngokwezoqoqosho. Ngokuhlola ngononophelo iindleko zokufakela, izinto eziqwalaselwayo zokugcinwa, kunye nenzuzo enokubakho yokusebenza kakuhle, imibutho inokwenza izigqibo ezinolwazi eziphucula utyalo-mali lwayo kubuchwepheshe bokuphucula isignali.
Izifundo ze-VI kunye nezicelo ezisebenzayo
6.1 Uhlalutyo Lokusetyenziswa Kwehlabathi Lokwenyani
Kule candelo, sijonga ukusetyenziswa kweendlela zokuphucula isignali yeselula ngokuhlola ukusetyenziswa kwehlabathi lokwenyani kwizakhiwo zeeofisi eziphakamileyo. Esinye isifundo esibalulekileyo yi-Empire State Building eNew York City, apho kwafakelwa khona inkqubo ye-antenna esasazwe ngendlela ephucukileyo (i-DAS) ukujongana nomba wokwamkelwa kakubi kwe-cellular. I-DAS iquka inethiwekhi ye-antennas ezibekwe ngobuchule kulo lonke isakhiwo ukuqinisekisa amandla esignali ahambelanayo kuwo onke amanqanaba. Le nkqubo iphumelele ekunciphiseni ukufowuna okuyekiswayo kwaye iphucule umgangatho wonxibelelwano ngokubanzi kwiinkonzo zelizwi nezedatha.
Omnye umzekelo kukusetyenziswa kweeseli ezincinci eBurj Khalifa eDubai. Iiseli ezincinci ziindawo zokufikelela ezingenazingcingo ezincinci ezinokufakelwa ngokufihlakala ngaphakathi kwesakhiwo ukuze zibonelele ngengqwalasela ejolise kuzo kwiindawo ezinokungena kwesignali okubuthathaka. Ngokusebenzisa iiseli ezininzi ezincinci kulo lonke isakhiwo, iBurj Khalifa ifikelele kuphuculo olukhulu kwingqokelela yangaphakathi, ivumela abahlali ukuba bagcine unxibelelwano oluthembekileyo nokuba kumgangatho ophezulu.
6.2 Ukusebenza kakuhle kweendlela zokuphucula iSignali
Ukusebenza kakuhle kwezi ndlela zokuphucula isignali kunokuvavanywa ngokusekelwe kwiikhrayitheriya ezahlukeneyo ezifana namandla esignali, ukuthembeka kwefowuni, kunye namazinga okudluliselwa kwedatha. Umzekelo, kwi-Empire State Building, ukufakwa kwe-DAS kubangele ukonyuka okuqhelekileyo kwamandla esignali angama-20 dBm, okunciphisa inani leefowuni eziyekiweyo ngama-40% kunye nokuphucula isantya sokudluliselwa kwedatha. Oku kube negalelo ngokuthe ngqo ekuphuculeni imveliso yamashishini akwisakhiwo.
Ngokufanayo, ukusasazwa kweeseli ezincinci kwiBurj Khalifa kukhokelele ekuphucukeni okuphawulekayo kokugubungela ngaphakathi, apho abasebenzisi befumana iindawo ezimbalwa ezifileyo kunye namanani edatha akhawulezayo. Ukongeza, ezi seli zincinci zenze ukuba isakhiwo sikwazi ukwamkela imfuno ekhulayo yokusetyenziswa kwedatha ephezulu ngaphandle kokuphazamisa ukusebenza kwenethiwekhi.
6.3 Izifundo Ezifunyenwe Kwizifundo Zetyala Eziphezulu
Izifundo ezininzi zinokufundwa ekuphunyezweni ngempumelelo kwezicwangciso zokuphucula isignali yeselula kwizakhiwo zeeofisi eziphakamileyo. Okokuqala, ukuqonda ngokupheleleyo imingeni eyahlukileyo ebangelwa kuyilo lwesakhiwo ngasinye kunye nokwakheka kwezinto kubalulekile ekukhetheni isisombululo sokuphucula isignali esifanelekileyo. Okwesibini, intsebenziswano phakathi kolawulo lwezakhiwo, ababoneleli ngonxibelelwano, kunye nabathengisi betekhnoloji ibalulekile ukuqinisekisa ukuba isisombululo esikhethiweyo siyilwe ngokufanelekileyo kwaye sidityaniswe kwiziseko zophuhliso ezikhoyo.
Ngaphezu koko, ezi zifundo zibonisa ukubaluleka kokugcinwa nokubekwa esweni okuqhubekayo kweenkqubo zokuphucula imiqondiso ukuqinisekisa ukusebenza okuzinzileyo. Uhlaziyo oluqhelekileyo kunye nokulungiswa kweenkqubo kunokufuneka ukuze kuhambelane nophuhliso lwetekhnoloji kunye notshintsho kwiindlela zokusetyenziswa.
Okokugqibela, kuyacaca ukuba iingenelo zoqoqosho zokusebenzisa amaqhinga okuphucula imiqondiso zingaphezulu kakhulu kuneendleko zokuqala zotyalo-mali. Ezi zisombululo aziphuculi nje kuphela amava onxibelelwano ngokubanzi kubantu abahlala kwizakhiwo, kodwa zikwaphucula nexabiso lesakhiwo, nto leyo eyenza sibe nomtsalane ngakumbi kubantu abanokuqesha kunye namashishini.
Ukuqukumbela, ukusetyenziswa kweendlela zokuphucula isignali yeselula kwizakhiwo zeeofisi eziphakamileyo kusebenza njengezifundo ezibalulekileyo, kubonelela ngengqiqo ngokusebenza kwezisombululo ezahlukeneyo kunye nezifundo ezifunyenweyo ekusetyenzisweni kwazo. Ezi ziphumo zinokukhokela imizamo yexesha elizayo yokujongana nobuthathaka besignali yeselula kwiindawo eziphakamileyo, ukuqinisekisa ukuba abahlali banokonwabela unxibelelwano oluthembekileyo nolusebenzayo lweselula.
Izakhiwo zeeOfisi eziPhakamileyo: Amaqhinga okuphucula amandla esignali yeselula avela kwi-Lintratek Jio Network Booster
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Ixesha lokuthumela: Matshi-04-2024