Ọnụ netwọk anya (nke a na-akpọkarị cat optical ma ọ bụ modem anya), na-ezo aka na nnyefe site na th.e fiber medium, the optical signal modulation and demodulation to the other protocol signals of the network equipment. Ngwa Lightcat na-arụ ọrụ dị ka ngwaọrụ nnyefe ọsọ ọsọ maka nnukwu netwọk mpaghara, netwọk mpaghara obodo na netwọk mpaghara. Dị iche na transceiver anya, transceiver anya naanị na-enweta ma na-ebunye ọkụ, na ọ dịghị agụnye ntụgharị nke protocol.
Modem bụ ngwaọrụ eletrọnịkị nke na-agbanwe akara ngosi dijitalụ na mgbama analọgụ maka nnyefe, ma na-eme ka mgbama analọgụ enwetara iji nweta akara dijitalụ. Ebumnobi ya bụ iwepụta mgbaàmà analọgụ nke enwere ike ibunye ngwa ngwa yana iweghachite digita mbụl mgbama site na ngbanwe. Dabere na ngwa a, MODEM nwere ike iji ụzọ dị iche iche nyefee akara analọgụ, dị ka fiber optics, redio RF, ma ọ bụ ahịrị ekwentị.
Modem ekwentị ndị na-eji eriri ọdịyo nke ahịrị ekwentị nkịtị maka nzikọrịta ozi data bụ mmodems na-ezutekarị. N'asụsụ Bekee a na-asụ, ọtụtụ mmadụ na-ezo aka na modem ekwentị dị ka "cat" ma ọ bụ "anwansi" dabere na syllable nke mbụ nke ịkpọ okwu Bekee.
Modem ndị ọzọ a na-ahụkarị gụnyere modem USB maka ịnweta data brọdband, modem ADSL, na modem fiber. Ekwentị mkpanaaka dijitalụ bụ n'ezie modem ikuku. Ezubere akụrụngwa mgbasa ozi nke oge a iji nyefee ozi buru ibu n'ebe dị anya na mgbasa ozi dị iche iche, yabụ dabere na ọrụ nke modem ahụ. Enwere ike iji modem Microwave na nde bits kwa nkeji. Modem ngwa anya na-eji eriri anya dị ka mgbasa ozi nwere ike iru ihe karịrị iri Gbps, bụ ugbu a bụ ọkpụkpụ azụ nke mgbasa ozi mgbasa ozi Passive optical network (Passive optical network), nke a makwaara dị ka netwọọdụ anya eriri anya, bụ ụdị nzikọrịta ozi eriri anya. netwọk, nke e ji enweghị ike ọkọnọ zuru ezu nhazi mgbaàmà, dị nnọọ ka a mirror n'ụlọ, ọ dịghị mkpa ọkụ eletrik na-egosipụta ihe oyiyi, na mgbakwunye na ọnụ ngwá kwesịrị iji ọkụ eletrik, The ọnụ na n'etiti na-mere nke. siri ike na obere fiber optic components.
Dị ka echiche nke New Generation Network (NGN), netwọk mgbasa ozi nwere ike kewaa nke ọma ụzọ abụọ: isi netwọk na ohere netwọk. Netwọk bụ isi dabara na mgbanaka ọdịnala na ahịrị dị anya. Netwọk nnweta nwere mgbanaka eriri fiber optic. Ọrụ nke isi netwọk na ịnweta netwọk dị iche iche, na ụdị nnyefe ha dịkwa iche iche. Ya mere, enwere ike kewaa ngwa PON ụzọ abụọ: PON nke netwọk isi na PON nke netwọk ịnweta. Nke mbụ dabere na WDM, nke ikpeazụ na-eji ma ihe ntụgharị anya na ihe WDM.
The n'elu ihe ọmụma bụ a nkenke nkọwa banyere ngwa anya netwọk ọnụ wetara Shenzhen HDV Phoelectron Technology LTD., Nke bụ a emeputa specializing na nkwurịta okwu netwọk akụrụngwa dị ka isi ngwaahịa. Akụrụngwa ha metụtara metụtara:oltonu/ nwere ọgụgụ isionu/ aconu/ eririonu/ kavonu/ gpononu/ xpononu/ oltakụrụngwa/oltịgbanwee/gbnolt/ eponoltna ihe ndị ọzọ, nabata ndị ọrụ ka ha bịa na ndụmọdụ ngwaahịa.
