Wahi a CableLabs, DOCSIS 4.0 he 1800MHz bandwidth no 10Gbps downstream data a me 6Gbps upstream data me ka hoʻolaha ʻana i nā wikiō CATV.Ke hana pū nei me nā mea hoʻolako ʻāpana koʻikoʻi, hiki i ka RFoG Micronode hou o Greatway Technology ke hāʻawi i ka 1800MHz ala hele CATV bandwidth i ka wā e hālāwai ana i nā kūlana āpau i wehewehe ʻia e SCTE-174-2010.Ma 1800MHz, ʻoi aku ka nui o ka attenuation o ke kelepona coaxial i hoʻohālikelike ʻia me 1000MHz a i ʻole 1218MHz, ʻo Docsis ma luna o ka fiber a i ʻole Docsis ma luna o PON (D-PON) ʻo ia ka ʻupena nui, fiber to the premise (FTTP) a i ʻole fiber to the home (FTTH) koi maʻamau.Eia hou, ua noi ʻo Docsis 4.0 i ka hoʻopaʻa ʻana i ke ala hoʻihoʻi hou i ka bandwidth CATV haʻahaʻa, ʻoi aku ka paʻakikī o ka optical beat interference (OBI) i ka ʻōnaehana PON.Me ka laser ala hoʻihoʻi ʻole CWDM i kūkulu ʻia ma ka puka aniani i koho ʻia, ʻike ʻo GFH2009 RFoG Micronode i ka koi manuahi OBI i ka ʻōnaehana PON ma kahi kālā hoʻokele waiwai, loaʻa nā pōmaikaʻi o ka hoʻolaha ʻana i nā haneli o nā TV HD a kaʻana like i ka ʻikepili 10Gbps Ethernet.ʻO ka wikiō a me ka Pūnaewele ka mea lawe ʻike nui i ka moʻomeheu hou.ʻO CATV a me Satellite TV ke ala haʻahaʻa loa o ka hoʻolaha ʻana i nā TV, ʻoi aku ka maikaʻi o ka wikiō pāʻani mai ka pūnaewele.Hiki i MSO hou ke koho iā GPON/XGPON e hoʻolako i ka lawelawe pūnaewele.Makemake nā mea hoʻohana i ka modem cable e hoʻonui i kā lākou mau mea hana maʻa a me ka ʻike mālama.Hiki i kahi hui maikaʻi o ka wikiō hoʻolaha a me ka wikiō pāʻani ke hoʻonui i ka waiwai o ka pūnaewele.No ka poʻe kākau inoa e makemake ana i ka modem cable, hiki i ka GFH2009 RFoG micronode ke lilo i fiber hilinaʻi i ka mea hoʻololi kelepona coaxial.Aia ma Shenzhen, Greatway Technology he RF ma luna o ka fiber transmission huahana hoʻolālā hale a me ka hale hana mai 2004, e hāʻawi ana i ka mea hoʻokipa FTTH CATV, RFoG ONU no ka ftth cable modem, satellite single / Twin / Quatro LNB RF ma luna o GPON, ʻElua / ʻEhā mau satellite ma luna o hoʻokahi fiber. loulou, 3224MHz Satellite Fiber Link, GPON a me GPON +, EoC, 1218MHz CATV ka mea hoʻolele uila a me ka node optical, ka papa hoʻolaha AV / ASI / SDI fiber link.
Ka manawa hoʻouna: Apr-07-2022