Hona joale, basebetsi ba bararo ba ka sehloohong ba thelevishene IPTV ba ntse ba tsoela pele ho kena-kenana le 'maraka oa setso oa seea-le-moea le thelevishene, basebelisi ba seea-le-moea le thelevishene ba tobane le tahlehelo e kholo ea basebelisi, phetoho ea tsoelo-pele ea seea-le-moea le thelevishene e haufi, ho ka boleloa hore ke mang ea laolang. kamore ya ho phomola e hapileng mosebedisi.Khoebo ea mantlha ea basebelisi ba seea-le-moea le thelevishene e kenyelletsa khoebo ea seea-le-moea le thelevishene le lits'ebeletso tsa mekhoa e 'meli ea data (ho fumana marang-rang / VOD / IPTV / e-government / lipapali tse kopanetsoeng) le lits'ebeletso tsa Broadband, ka hona, kaho ea FTTH ea seea-le-moea le thelevishene e tlameha ho kenyelletsa FTTH kaho ea khoebo ea seea-le-moea le thelevishene le khaho ea FTTH ea ts'ebeletso ea mekhoa e 'meli ea data.Ha e kopantsoe le lisebelisoa tse teng tsa seea-le-moea le thelevishene, FTTH haholo-holo e amohela tharollo ea hona joale e ka sehloohong indastering: tharollo e le 'ngoe ea fiber three-wave le broadband access service.Kajeno, mohlophisi o u hlalosetsa eona haholo-holo.
Ka tharollo ea phihlello ea litšebeletso tsa maqhubu a mararo le Broadband, likarolo tsa data tsa ONU li sebelisa 1310nm / 1490nm optical signal le karolo ea ONU CATV e sebelisa 1550nm optical signal ka kamoreng e ka pele ea k'homphieutha ea seea-le-moea le thelevishene ka lisebelisoa tsa multiplexing tsa WDM wavelength division. fiber optic cable, 'me joale ka phetiso le spectroscopy ea thepa ODN maemong' ohle 'me qetellong e fihla lapeng la mosebedisi, ka mosebedisi lapeng ONU yuniti, ho sebelisa e le 'ngoe faeba tharo-wave ONU CATV ntshetswa pele ke khampani ya rona, ke hore, ya data le CATV optical machine 2-in-1 GPON ONU, e ka hlahisa ka ho toba lipontšo tsa TV le matšoao a data a Broadband.Ka nako e ts'oanang, ho itšetlehile ka tharollo ena, basebetsi ba seea-le-moea le thelevishene ba ka boela ba hlahisa basebelisi ba marang-rang, ba hlokomela tlhahiso ea chelete e ngata ea litšebeletso, 'me ba fokotsa litšenyehelo tsa kaho ea marang-rang.
Melemo ea tharollo ea single-fiber three-wave access ke e latelang:
1. Tsamaiso ea ho qetela: Kaha mohaho oa marang-rang oa fiber e le 'ngoe le maqhubu a mararo ke oa ho qetela, ho bonolo haholo ho laola ONU.Batsamaisi ba marang-rang ba ka kenya tšebetsong litšebeletso tse hole, ho lokisa liphoso, le ho nolofalletsa / ho tima lits'ebeletso tsa CATV ka lisebelisoa tsa OLT tse ka pele.
2. Litšenyehelo tse tlaase tsa ODN: Kaha pontšo ea thelevishene e phatlalatsoang le pontšo ea data ea broadband e fetisoa ka fiber e tšoanang ea 'mele, tharollo ena e fokotsa haholo litšenyehelo tsa kaho ea lisebelisoa tsa ODN ho tloha ka pele ho ea lehaeng la mosebedisi.
Setšoantšo sa topology ea sistimi