transceiver ngwa anya bụ akụrụngwa ọnụ maka mgbasa ozi ngwa anya.Ekwesịrị ịkewa ndị transceivers anya n'ime ndị transceivers anya ekwentị, ndị na-eme ihe ngosi vidiyo, transceivers optical audio, transceivers optical data, Ethernet optical transceivers, na transceivers anya n'ime ụdị atọ: PDH, SPDH, SDH.

SDH (mmekọrịta Digital Hierarchy, Synchronous Digital Hierarchy), dị ka nkọwa akwadoro nke ITU-T si dị, bụ nnyefe nke akara dijitalụ na ọsọ dị iche iche iji nye ọkwa nhazi ozi kwekọrọ ekwekọ, gụnyere ụzọ ịgbasa ọtụtụ, ụzọ eserese, na ụzọ mmekọrịta ndị metụtara ya. .Usoro nka.

SDH ngwa transceivernwere nnukwu ikike, n'ozuzu 16E1 ka 4032E1.Ugbu a a na-ejikarị na netwọk anya, SDH optical terminal bụ ụdị ngwa ngwa eji eme ihe na netwọk anya.

Ngwa bụ isi nke transceiver anya SDH
E mepụtala akụrụngwa nnyefe SDH nke ukwuu na mpaghara netwọkụ mpaghara sara mbara yana mpaghara netwọkụ nkeonwe.Ndị na-ahụ maka telecom dị ka China Telecom, China Unicom, na Redio na Television arụworị netwọọdụ mgbasa ozi anya azụ azụ dabere na SDH n'ọtụtụ buru ibu.

Ndị na-arụ ọrụ na-eji loops SDH nwere nnukwu ibu ibu ọrụ IP, ọrụ ATM, yana ngwa ngwa agbakwunyere eriri anya ma ọ bụ gbazite sekit ozugbo na ụlọ ọrụ na ụlọ ọrụ.

Ụfọdụ netwọkụ nkeonwe buru ibu na-ejikwa teknụzụ SDH iji guzobe loops anya SDH n'ime sistemụ iji buru ọrụ dị iche iche.Dịka ọmụmaatụ, sistemụ ike na-eji loops SDH na-ebu data dị n'ime, njikwa anya, vidiyo, olu na ọrụ ndị ọzọ.