Tšimong ea lingaka tsa matsoho tsa dijithale, li-progortors tsa lefatše li phetha karolo ea bohlokoa phetohong e sebetsang ea televishene le matšoao a seea-le-radio. Sengoliloeng sena se ikemiselitse ho hlakisa hore na heedend ea dijithale ke eng le bohlokoa ba procesdinor e neng e ferekane tsamaisong ena.
Headend ea dijithale ke eng? :
Seterata sa Digital se bolela sebaka se bohareng sa marang-rang a phatlalatsong a amohelang, litsamaiso ebile li tsamaisa lipontšo tsa satellite, cable kapa pateronishel le lipontšo tsa seea-le-moea. Ke pelo ea sistimi, ho bokella lipontšo ho tsoa mehloling e mengata le ho li fetola sebopeho se loketseng ho abeloa marang-rang. Bofelo ba Digital ba tiisa litaba bo tlisoang ho bamameli ba qetellang ka tsela e phahameng le e ts'oanang.
Karolo ea processor ea ho qetela:
TheHeadends processor ke karolo ea bohlokoa ea lithibelo tsa dijithale ebile e ikarabella bakeng sa ho sebetsana le matšoao a kenang. Ts'ebetso ea eona ea mantlha ke ho sebetsa le ho nyenyefatsa mefuta e fapa-fapaneng ea li-audio tsa video le li-formats tse loketseng ho ajoa li phatsima ka har'a li-patems le lisebelisoa. E sebetsa joalo ka heke pakeng tsa litaba tsa sebata le marang-rang.
The head-end processor receives signals from different sources such as satellite feeds, local channels and Internet sources. Matšoao ana a kopantsoe, a kopantsoe le ho fetoloa ka sebopeho se tloaelehileng a sebelisa mekhoa e khethehileng ea ho kopana le ho fetisoa. Joale, proceserate, e leng likhoto tsa liteishene kapa lits'ebeletso tse ka fetisetsoang ho feta maqhubu a le mong.
Processor ea ho qetela e fana ka lits'ebetso tsa phihlello ea maemo ho netefatsa kabo e sireletsehileng ea litaba tse sireletsehileng. E eletsa le lipontšo tsa decrypts ho thibela phihlello e sa lumelloang le ho ba mofani. Ntle le moo, e etsa cheke e fapaneng ea boleng le ho lekola tšebetso ea ho boloka botšepehi ba phatlalatso ea phatlalatso.
Melemo le tsoelo-pele:
E le tsoelo-pele ea theknoloji, profesenemelo ea heledend e tsoela pele ho fetoha ho fetoha ho fetoha ho fetoha ho fetoha ho iphelisa ho tšehetsa litlhoko tsa mafolofolo a phallo ea sena. Hona joale ba kenyelletsa likarolo tse kang ho fifala liba video tse tsoetseng pele, ho lokisa bokhoni, ba tsoetseng pele ka melao ea masela, le ho lumellana le litekanyetso tse fapaneng tsa lipalo. Lintlafatso tsena li thusa basebetsi ho fana ka litaba tse tebileng tse phahameng, lits'ebeletso tse amanang le lits'itiso le ts'ebeliso ea bandwidth e sebetsa hantle.
Mokhanni oa qetellong ea hlooho o sebetsa e le yuniti ea taolo e bohareng, e fanang ka maemo le ho se khone ho sebetsana le basebetsi ba marang-rang. E ba lumella ho kenyelletsa kapa ho tlosa litefiso, e hlophise lipakete tsa litaba, 'me li tloaela ho fetola lintho tseo bamameli. Ka 'muelli oa lipalo, processor ea ho qetela e akana ka matla ho latela litekanyetso tsa bandwidth, ka ho etsa joalo li boloka litšenyehelo bakeng sa basebetsi.
Phetha:
Ka kakaretso,li-procesNa mokokotlo oa litsamaiso tsa dijithale tsa dijithane li na le boikarabello ba ho sebetsoa, ho tsamaisa le ho tsamaisa matšoao a autio le a video ho feta lipontšo tsa audio le tsa video ho pholletsa le lipontšo tsa audio le tsa video ho pholletsa le lipontšo tsa audio le tsa video ho pholletsa le lipontšo tsa audio le tsa video ho pholletsa le lipontšo tsa audio le tsa video ho pholletsa le lipontšo tsa audio le tsa video ka har'a lipontšo tse fapaneng. E bapala karolo ea bohlokoa ho netefatsa hore bashebelli ba fumana boiphihlelo bo se nang letho, boemo bo makatsang ba boleng bo makatsang. Ha tsoelo-pele e ntse e tsoela pele, mekhahlelo e tsoela pele ho fetoha ho fetoha ho fetoha ho fetoha ho fetoha ho fetoha ho fetoha ho fetoha le maemo tikoloho e sa feleng ea phatlalatso.
Nako ea poso: nov-09-2023