Xov xwm
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OTN nyob rau hauv lub caij nyoog ntawm tag nrho-optical network 2.0
Txoj kev siv lub teeb los xa cov ntaub ntawv tuaj yeem hais tias muaj keeb kwm ntev. Lub "Beacon Tower" niaj hnub no tau tso cai rau tib neeg kom paub txog kev yooj yim ntawm kev xa cov ntaub ntawv los ntawm lub teeb. Txawm li cas los xij, txoj kev sib txuas lus optical qub no yog qhov rov qab, txwv ...Nyeem ntxiv -
Yuav ua li cas kom paub qhov txawv ntawm cov switches thiab routers sai sai
Lub router yog dab tsi? Cov routers feem ntau yog siv rau hauv cov tes hauj lwm hauv zos thiab cov tes hauj lwm dav dav. Nws tuaj yeem txuas ntau lub tes hauj lwm lossis cov ntu network kom "txhais" cov ntaub ntawv ntawm cov tes hauj lwm sib txawv lossis cov ntu network, yog li lawv tuaj yeem "nyeem" cov ntaub ntawv ntawm ib leeg mus rau ...Nyeem ntxiv -
Cov khoom siv ONU tseem ceeb uas siv los ntawm cov neeg siv khoom fiber-optic broadband yog dab tsi?
1. Cov khoom siv ONU siv los ntawm tus neeg siv khoom yog raws li nram no: 1) Hais txog tus lej ntawm LAN chaw nres nkoj, muaj ib qho chaw nres nkoj, 4-chaw nres nkoj, 8-chaw nres nkoj thiab ntau qhov chaw nres nkoj ONU. Txhua qhov chaw nres nkoj LAN tuaj yeem muab hom bridging thiab hom routing feem. 2) Raws li seb nws puas muaj WIFI ua haujlwm lossis tsis yog, nws tuaj yeem ...Nyeem ntxiv -
Qhov txawv ntawm ONU ib txwm thiab ONU uas txhawb nqa POE yog dab tsi?
Cov neeg ruaj ntseg uas tau ua haujlwm hauv PON networks yeej paub ONU, uas yog lub cuab yeej nkag mus rau hauv PON network, uas yog sib npaug rau qhov hloov nkag mus rau hauv peb lub network ib txwm muaj. Lub PON network yog lub network optical passive. Vim li cas nws thiaj li hais tias yog passive yog tias cov fiber optical ...Nyeem ntxiv -
Yuav ua li cas kom paub qhov txawv ntawm kev nkag mus rau hauv lub network optical OLT, ONU, ODN, ONT?
Lub network nkag mus rau qhov muag pom yog lub network nkag mus uas siv lub teeb ua qhov nruab nrab xa xov, es tsis txhob siv cov xov tooj liab, thiab siv los nkag mus rau txhua lub tsev neeg. Lub network nkag mus rau qhov muag pom. Lub network nkag mus rau qhov muag feem ntau muaj peb ntu: lub davhlau ya nyob twg kab optical OLT, lub network optical unit ONU, optica...Nyeem ntxiv -
Nws hloov tawm tias daim ntawv thov ntawm cov khoom siv fiber ntau optical yog qhov dav heev
Hauv kev paub ntawm ntau tus neeg, lub optical module yog dab tsi? Ib txhia neeg teb tias: nws tsis yog tsim los ntawm cov khoom siv optoelectronic, lub PCB board thiab lub tsev, tab sis nws ua dab tsi ntxiv? Qhov tseeb, kom meej meej, lub optical module yog tsim los ntawm peb ntu: cov khoom siv optoelectronic (TOSA, ROSA, BOSA), ...Nyeem ntxiv -
Hom fiber amplifiers
Thaum qhov kev sib kis ntev dhau (ntau tshaj 100 km), lub teeb liab kho qhov muag yuav muaj kev poob loj heev. Yav dhau los, tib neeg feem ntau siv cov khoom siv kho qhov muag los ua kom lub teeb liab kho qhov muag loj dua. Hom khoom siv no muaj qee qhov kev txwv hauv kev siv. Hloov los ntawm cov khoom siv fiber ntau kho qhov muag ...Nyeem ntxiv -
Cov qauv kho qhov muag module
Lub optical module yog ib qho khoom siv tseem ceeb hauv lub kaw lus sib txuas lus fiber ntau. Optical modules yog tsim los ntawm Huanet Technologies Co., Ltd., thiab qhov chaw keeb kwm yog Shenzhen. Huanet Technologies Co., Ltd. yog tus muab kev daws teeb meem hauv telecom. Huanet lub lag luam tseem ceeb yog...Nyeem ntxiv -
Qhov txawv ntawm OLT, ONU, router thiab switch
Ua ntej, OLT yog lub davhlau ya nyob twg optical kab, thiab ONU yog lub chaw teeb tsa optical network (ONU). Lawv ob leeg yog cov khoom siv sib txuas lus optical kis tau tus mob network. Nws yog ob lub modules tsim nyog hauv PON: PON (Passive Optical Network: Passive Optical Network). PON (passive optical network) txhais tau tias (...Nyeem ntxiv -
Puas muaj qhov sib txawv ntawm FTTB thiab FTTH?
1. Cov khoom siv sib txawv Thaum FTTB raug teeb tsa, xav tau cov khoom siv ONU; FTTH cov khoom siv ONU raug teeb tsa rau hauv lub thawv hauv ib feem ntawm lub tsev, thiab lub tshuab uas tus neeg siv tau teeb tsa txuas nrog chav neeg siv los ntawm Qeb 5 cables. 2. Muaj peev xwm teeb tsa sib txawv FTTB yog lub fiber optic...Nyeem ntxiv -
Tshawb xyuas plaub qhov tseem ceeb ntawm cov chaw khaws ntaub ntawv rau cov khoom siv kho qhov muag
Tam sim no, cov tsheb khiav ntawm lub chaw khaws ntaub ntawv tab tom nce ntxiv sai heev, thiab qhov bandwidth ntawm lub network kuj tseem niaj hnub hloov kho, uas coj cov cib fim zoo rau kev txhim kho cov modules optical ceev ceev. Cia kuv tham nrog koj txog plaub qhov kev xav tau tseem ceeb ntawm lub chaw khaws ntaub ntawv tiam tom ntej rau...Nyeem ntxiv -
LightCounting: Cov khoom siv thoob ntiaj teb ntawm kev sib txuas lus optical yuav muab faib ua ob
Ob peb hnub dhau los, LightCounting tau tshaj tawm nws daim ntawv tshaj tawm tshiab tshaj plaws txog qhov xwm txheej ntawm kev lag luam sib txuas lus kho qhov muag. Lub koom haum ntseeg tias cov khoom siv thoob ntiaj teb ntawm kev lag luam sib txuas lus kho qhov muag yuav raug faib ua ob, thiab feem ntau ntawm kev tsim khoom yuav raug nqa tawm sab nraum Tuam Tshoj thiab Tebchaws Meskas ...Nyeem ntxiv