Radio-edluliselwe zokuxhumana

Radio-edluliselwe zokuxhumana (PPC) namuhla iyindlela ebalulekile kwezokuthutha Imininingwane amanethiwekhi: kuwo ngandlela thile zincike umsebenzi obalulekile wokuhlaziya iningi eliphelele labantu emhlabeni. Lobu buchwepheshe kuhilela ukudluliselwa kolwazi ngokusebenzisa inethiwekhi iziteshi edluliselwe. umugqa umsakazo Terrestrial is athuthwe kule isentimitha and decimeter ububanzi, at amaza engamakhulu amaningi MHz ukuze eziningana amashumi GHz.

Radio-edluliselwe zokuxhumana babe izinzuzo ezilandelayo:

- kungenzeka yokudlulisela isiginali njengoba narrowband nekuchumana;

- multi-wesiteshi esigcwele Duplex (ezimbili emaceleni, ukuhlinzeka nokwamukela bese bedlulisela) ukuhlobana ababhalisile;

- amasosha omzimba cishe ephelele kokuthikanyezwa, futhi nokuthungatha asemkhathini ezimbonini "isizinda";

- kancane kakhulu uma ziqhathaniswa zokuxhumana yezintambo, kuyilapho inethiwekhi lenhlangano;

- ewumngcingo-engela kwamadivaysi othi angamakethwanga, okwenza zilinganiselwe izinhlobo ukwanda endaweni ingqikithi ngemuva kagesi.

Nokho, ukusetshenziswa PPC akulona uthando olungenayo nemiphumela ethile engathandeki, futhi ngenxa isidingo sokuba kunakekelwe ngokwezinto:

- esiphakeme antenna kanye oqondile geometry "ukubonakala" phakathi ama-transceivers ezingomakhelwane;

- nokwenze isibalo iziteshi Lesisemkhatsini kulingana okwandisa ibanga isignali yokudlulisela.

Ngaphezu kwalokho, lezi zinhlelo ngempela okukhulu imishini yezokuxhumana, kanye nokwakhiwa amanethiwekhi ezindaweni ezikude kunzima kwezidingo zayo kanye ukufakwa.

Konke okungenhla linendima ebalulekile ukuthi umsakazo edluliselwe zokuxhumana imigqa lapho kukhonakala khona, kuthathelwe indawo by fiber-optic (fibre optic). Yiba Neqhaza ukufuduka yabo nokukhula njalo traffic nomthwalo amanethiwekhi ezokuthutha. Izindawo fiber-optic wedolobha ngokuqinisekile kancane kancane anesikhundla ovelele, kodwa ngezinga Russian netimphawu ukuthuthukiswa yezokuthutha imigqa kusengaphambili sibindi izosetshenziswa kabanzi ekufikeni emashumini zokuxhumana microwave uhlelo. lenqwaba izindawo lapho ukwakhiwa kanye ukuthunyelwa fibre optic bamane nje ukhokhe off in ezivulekile wezwe lakithi.

Futhi ngisho nokusetshenziswa fibre optical njengoba zomabonakude ngeke zinyamalale isidingo isipele, ngoba imigqa ikhebula angaphansi zokugwema ukuphuka futhi, ngenxa yalokho, impela Ukuphumula eside. Futhi njengoba ibhekhaphu umsakazo edluliselwe zokuxhumana uhlelo izimbangi akudingeki.

Ngaphezu kwalokho, ungakwazi ukukhuluma hhayi kuphela mayelana balondolozwe, kodwa futhi ukuqhubeka: sikhonzi esaba negalelo elisha lokhu kunikeza ukuphila kwethu engenayo TV digital. Esikhathini inhlangano yezokusakaza ithelevishini digital kukhona ekahle isixazululo PPC, enikeza eyamukelekayo kakhulu namuhla call izinga, izindleko nesivinini ukuthunyelwa. Lokhu kakhulu liphinyiselwe ngezindlela le ukusakaza olulodwa imvamisa imodi. Futhi ngokuqondene yokuncishiswa ukungenisa / imishini ukubhalisa futhi sithole izimvume, wabikezela isithakazelo esandayo PPC ezivela emabhizinisini kanye nezinhlangano ukudala amanethiwekhi yenkampani.