Fahimtar raƙuman ruwa na 850nm, 1310nm da 1550nm a cikin fiber Ept
Ana bayyana haske ta hanyar sadarwa, kuma cikin Sadarwa ta Enlic, wanda aka yi amfani da shi a yankin da aka kunna shi, inda hasken haske ya fi wannan haske mai gani. A cikin sadarwar fiber na fiber na pictical, hankula igiyar ruwa shine 800 zuwa 1600nm, kuma mafi yawan cututtukan ruwa da aka saba, 1350nm da 1550nm.
Tushen source:
A lokacin da ake zabar yiwuwar tashin hankali, yafi ya fahimci asarar fiber da watsuwa. Manufar shine a watsa mafi yawan bayanai tare da asarar fiber a kan mafi dadewa. Asarar sigarin siginar yayin watsa shi ne ertentiate. Actenididdigar yana da alaƙa da tsawon matattara, ya fi tsayi da aka dace, ƙaramin aikin. Haske da aka yi amfani da shi a cikin fiber yana da saukin fitowar a 850, 1310, 1550nm, don haka attajirin fiber ba shi da ƙarancin asarar fiber. Kuma waɗannan raƙuman ruwa guda uku suna da kusan karin sha, waɗanda suka fi dacewa da watsa a cikin fiberi na zamani.
Tushen source:
A cikin sadarwar fiber na pictical, za a iya raba fiber na kwalin waje zuwa yanayi-yanayi da kuma yanayin da yawa. Wurin sadarwar 850nm ne yawanci shine hanyar sadarwa ta fiber na fis-model, 1550nm shine yanayin guda ɗaya, kuma 1310nm yana da nau'ikan nau'ikan guda biyu da kuma yanayin da yawa. Magana game da ITU-T, an ba da shawarar atenten na 13 ga10nm / km, da etteniasarin 15550nm shine ≤0.3db / km. Kuma rashi a 850nm shine 2.5db / km. Fiber asarar gaba daya yana raguwa kamar yadda igiyar ruwa tana ƙaruwa. Cibiyar fadada ta 1550 nm a kusa da C-Band (1525-1565nm) galibi ana kiranta da asarar asarar ques, wanda ke nufin cewa attenimar fiber na queben shine mafi ƙanƙanta a wannan raƙuman.
Beijing RofeaConectronics Co., Ltd. Cibiyar kwastomomi ta "silicon", Beijing ZhongguAlcun, jami'an bincike, jami'an bincike, jami'an bincike da kuma kamfanoni da kuma kasuwanci na binciken kimiyya. Kamfaninmu yana da yawa cikin bincike mai zaman kanta da ci gaba, tsarawa, tallace-tallace, tallace-tallace, tallace-tallace, sabis na masu warwarewar masana kimiyya da injiniyoyin masana'antu. Bayan shekaru na bidi'a mai zaman kanta, ya kafa wani jerin abubuwa masu wadatar hoto, waɗanda ake amfani da su sosai a cikin birni, soji, sufuri, karfin lantarki, kudi, ilimi, ilimi da sauran masana'antu.
Lokaci: Mayu-18-2023