NguMlawuli / 30 Jul 20 /0Amagqabantshintshi Izibane ezininzi zemodem yefayibha ye-Optical ziqhelekile kwaye ubume be-Optical fibre imodem yesiginali yokukhanya iqhelekile kwaye uhlalutyo lokusilela. Kukho izibane ezininzi zesignali kwimodem ye-fiber optic, kwaye sinokugweba ukuba izixhobo kunye nenethiwekhi ziphosakele ngokukhanya kwesalathisi.Nazi ezinye zezalathisi eziqhelekileyo zemodem ye-optical kunye neentsingiselo zazo, nceda ubone intshayelelo eneenkcukacha engezantsi.1. Ukuze kuququzelelwe indawo... Funda ngokugqithisileyo Ngu Admin / 28 Jul 20 /0Amagqabantshintshi Yintoni esebenzayo (AON) kunye ne-passive (PON) inethiwekhi ye-optical network? Yintoni i-AON?I-AON yinethiwekhi ye-optical esebenzayo, ngokuyininzi ithatha i-point-to-point (PTP) i-architecture yenethiwekhi, kwaye umsebenzisi ngamnye unokuba nomgca we-fiber optical ozinikeleyo.Inethiwekhi ye-optical esebenzayo ibhekiselele ekusasazweni kwee-router, ii-aggregators zokutshintsha, izixhobo ezisebenzayo kunye nezinye izixhobo zokutshintsha... Funda ngokugqithisileyo Ngu Admin / 23 Jul 20 /0Amagqabantshintshi Umgaqo wokusebenza kunye nokusetyenziswa kwemodyuli ye-optical transmission optical Kwinkalo yonxibelelwano, uthungelwano lombane lonxibelelwano lweengcingo zentsimbi luthintelwe kakhulu ngenxa yezinto ezinjengokuphazamiseka kombane, i-inter-code crosstalk kunye nelahleko, kunye neendleko zocingo.Ngenxa yoko, ukuhanjiswa kwamehlo kwazalwa.Ukuhanjiswa kwamehlo kunoncedo lwe ... Funda ngokugqithisileyo Ngu Admin / 21 Jul 20 /0Amagqabantshintshi Intshayelelo kunye nokusetyenziswa kwe-EPON imodyuli ye-optical kunye ne-GPON yemodyuli yokubona I-PON ibhekisa kuthungelwano lwefiber optical passive, eyindlela ebalulekileyo yokufikelela kwiinkonzo zothungelwano olubanzi ekufuneka luqhutywe.I-teknoloji ye-PON yavela kwi-1995. Kamva, ngokomahluko phakathi kwedatha yekhonkco yedatha kunye nomgangatho womzimba, iteknoloji ye-PON yahlulwa ngokuthe ngcembe kwi-APON ... Funda ngokugqithisileyo NguMlawuli / 17 Jul 20 /0Amagqabantshintshi Yintoni i-optical fiber?Iimpawu kunye nokuhlelwa kwefiber optical Ifayibha ye-Optical ihambisa imiqondiso ngendlela yee-pulses ezikhanyayo, kwaye isebenzisa iglasi okanye i-plexiglass njengendlela yokuhambisa inethiwekhi.Iqukethe i-fiber core, i-cladding kunye nesigqubuthelo sokukhusela.Ifayibha ye-Optical inokohlulwa ibe yifayibha yeNdlela enye kunye neFibre yeModi eNinzi.Ifayibha ye-optical yemowudi enye ingqina kuphela... Funda ngokugqithisileyo Ngu Admin / 14 Jul 20 /0Amagqabantshintshi Ukuqonda ngokukhawuleza i-FTTx FTTC FTTB FTTH Yintoni FTTx?I-FTTx yi "Fiber To The x" kwaye ligama eliqhelekileyo lokufikelela kwifayibha kunxibelelwano lwefiber optic.x imele indawo yomgca wefiber.Enjenge-x = H (IFayibha ukuya eKhaya), x = O (Ifayibha kwi-Ofisi), x = B (IFayibha kwiSakhiwo).Itekhnoloji yeFTTx iqala... Funda ngokugqithisileyo << < Ngaphambili41424344454647Okulandelayo >>> Iphepha 44/66