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Cov txiaj ntsig ntawm Wireless Access Points hauv Cov Networks Niaj Hnub
Hauv lub ntiaj teb niaj hnub no uas muaj kev sib txuas lus digital sai heev, cov chaw nkag mus rau wireless (APs) tau dhau los ua ib feem tseem ceeb ntawm cov khoom siv network niaj hnub no. Thaum muaj ntau thiab ntau cov khoom siv wireless txuas nrog, qhov xav tau cov chaw nkag mus rau wireless ruaj khov thiab txhim khu kev qha yeej tsis tau tseem ceeb dua li no. Hauv tsab blog no, peb yuav tshawb nrhiav ntau yam txiaj ntsig ntawm cov chaw nkag mus rau wireless thiab vim li cas lawv thiaj li...Nyeem ntxiv -
Lub luag haujlwm ntawm modulators hauv kev siv tshuab niaj hnub no
Hauv lub ntiaj teb niaj hnub nim no uas muaj kev hloov pauv sai sai, lub tswv yim ntawm modulator ua lub luag haujlwm tseem ceeb thiab tseem ceeb hauv kev ua haujlwm ntawm ntau yam khoom siv thiab cov kab ke. Modulators yog cov khoom tseem ceeb uas siv los hloov kho thiab tswj cov teeb liab hauv ntau yam kev siv suav nrog kev sib txuas lus, kev tshaj tawm thiab kev xa cov ntaub ntawv. Raws li thev naus laus zis txuas ntxiv mus rau kev nce qib thiab tsim ...Nyeem ntxiv -
Kev ua kom muaj peev xwm ntawm cov ntaub ntawv ONUs hauv kev lag luam niaj hnub no
Hauv lub ntiaj teb niaj hnub no uas muaj kev kub ceev thiab siv cov ntaub ntawv ntau, qhov xav tau kev xa cov ntaub ntawv zoo thiab txhim khu kev qha yog qhov tseem ceeb dua puas tau. Raws li qhov kev thov rau internet ceev ceev thiab kev sib txuas lus tsis muaj teeb meem txuas ntxiv mus, lub luag haujlwm ntawm cov ntaub ntawv ONUs (Optical Network Units) tab tom tseem ceeb zuj zus hauv kev lag luam kev sib txuas lus. Raws li thev naus laus zis txuas ntxiv mus, cov lag luam thiab ...Nyeem ntxiv -
Cov Nta Tseem Ceeb thiab Cov Txiaj Ntsig ntawm GPON OLT Technology
GPON (Gigabit Passive Optical Network) OLT (Optical Line Terminal) thev naus laus zis tab tom hloov pauv kev lag luam kev sib txuas lus los ntawm kev muab kev nkag mus rau hauv Is Taws Nem ceev ceev thiab kev sib txuas txhim khu kev qha rau cov tsev, cov lag luam thiab lwm lub tsev kawm ntawv. Tsab xov xwm no yuav tshawb txog cov yam ntxwv tseem ceeb thiab qhov zoo ntawm GPON OLT thev naus laus zis. GPON OLT thev naus laus zis yog lub network fiber ntau optical...Nyeem ntxiv -
Kev piav qhia txog XPON: Txhua yam koj yuav tsum paub txog qhov kev daws teeb meem Broadband tshiab no
XPON sawv cev rau X Passive Optical Network, ib qho kev daws teeb meem broadband tshiab uas tau hloov pauv txoj kev lag luam kev sib txuas lus. Nws muab kev sib txuas hauv internet ceev heev thiab coj ntau yam zoo rau cov neeg muab kev pabcuam thiab cov neeg siv kawg. Hauv tsab xov xwm no, peb yuav piav qhia txog XPON thiab piav qhia txhua yam koj xav paub txog qhov kev daws teeb meem broadband tshiab no. XPON yog ib qho thev naus laus zis...Nyeem ntxiv -
Nkag Siab Txog Qhov Txawv Ntawm IP Thiab Gateways Hauv Cov Network Niaj Hnub
Hauv lub ntiaj teb niaj hnub nim no, kev nkag siab txog cov ntsiab lus tseem ceeb ntawm Internet Protocol (IP) thiab gateways yog qhov tseem ceeb heev. Ob lo lus no ua lub luag haujlwm tseem ceeb hauv kev pab txhawb kev sib txuas lus tsis muaj teeb meem ntawm cov network loj thiab tsav kev sib txuas thoob ntiaj teb. Hauv tsab xov xwm no, peb yuav tshawb nrhiav qhov sib txawv ntawm IP thiab gateways, piav qhia lawv cov haujlwm, thiab qhia txog qhov tseem ceeb ntawm...Nyeem ntxiv -
Nkag siab txog lub luag haujlwm ntawm cov txheej txheem ua haujlwm taub hau hauv cov txheej txheem digital taub hau
Hauv kev tshaj tawm digital, cov processors head-end ua lub luag haujlwm tseem ceeb hauv kev xa cov teeb liab TV thiab xov tooj cua kom zoo. Tsab xov xwm no lub hom phiaj yog kom piav qhia txog lub digital headend thiab qhov tseem ceeb ntawm lub headend processor hauv lub kaw lus no. Lub digital headend yog dab tsi? : Lub digital headend hais txog lub hauv paus ntawm lub network tshaj tawm uas tau txais, ua thiab faib cov satellite...Nyeem ntxiv -
Kev Txhais Lus Txog Qhov Txuj Ci Tseem Ceeb ntawm 50 Ohm Coax: Tus Neeg Ua Siab Zoo Tsis Tau Hu Ua Si ntawm Kev Sib Txuas Lus Tsis Muaj Qhov Txuas
Hauv kev siv tshuab loj heev, muaj ib tus neeg uas tsis muaj suab nrov uas ua kom muaj kev sib txuas lus zoo thiab kev sib txuas lus zoo hauv ntau yam kev siv - 50 ohm coaxial cables. Txawm hais tias ntau tus neeg yuav tsis pom, tus phab ej no ua lub luag haujlwm tseem ceeb hauv kev lag luam xws li kev sib txuas lus mus rau aerospace. Hauv tsab blog no, peb yuav tshawb pom qhov tsis meej ntawm 50 ohm coaxial cable thiab tshawb nrhiav nws cov ntsiab lus...Nyeem ntxiv -
Cov Wi-Fi 6 routers zoo tshaj plaws hauv xyoo 2023
Xyoo 2023 tau pom kev vam meej tseem ceeb hauv kev sib txuas wireless nrog kev tshwm sim ntawm cov routers Wi-Fi 6 zoo tshaj plaws. Kev hloov kho tshiab no rau Wi-Fi 6 coj qee qhov kev txhim kho tseem ceeb hauv kev xa khoom ntawm tib khub ntawm 2.4GHz thiab 5GHz bands. Ib qho ntawm cov yam ntxwv tseem ceeb ntawm Wi-Fi 6 router yog lub peev xwm los tswj ntau lub cuab yeej tib lub sijhawm yam tsis muaj kev poob qis tseem ceeb ...Nyeem ntxiv -
EPON VS GPON: Paub Qhov Txawv
Hauv kev lag luam ntawm cov tes hauj lwm broadband, ob lub thev naus laus zis tseem ceeb tau dhau los ua cov neeg sib tw tseem ceeb hauv kev muab cov kev pabcuam hauv Is Taws Nem ceev ceev: EPON thiab GPON. Txawm hais tias ob qho tib si muaj cov haujlwm zoo sib xws, lawv muaj qhov sib txawv sib txawv uas tsim nyog tshawb nrhiav kom nkag siab txog lawv cov peev xwm thiab txiav txim siab seb qhov twg zoo tshaj plaws rau koj cov kev xav tau. EPON (Ethernet Passive Optical Network) thiab GPON (Gigabit Passive Opti...Nyeem ntxiv -
Mesh Routers: Txhim Kho Kev Sib Txuas Hauv Tsev thiab Kev Pab Them Nqi
Nyob rau lub caij nyoog digital niaj hnub no, kev sib txuas hauv internet uas ruaj khov thiab ceev yog qhov tseem ceeb rau kev ua haujlwm thiab kev so. Txawm li cas los xij, cov routers ib txwm muaj feem tsis muaj kev sib txuas zoo thoob plaws hauv koj lub tsev lossis chaw ua haujlwm. Qhov no yog qhov uas cov mesh routers tuaj yeem los ua si. Hauv tsab xov xwm no, peb yuav tshawb nrhiav lub ntiaj teb ntawm mesh routers, tham txog lawv cov txiaj ntsig, cov yam ntxwv, thiab yuav ua li cas ...Nyeem ntxiv -
Kev Hloov Pauv Tshiab Hauv Tsev Kev Sib Txuas Lus: Tshawb Nrhiav CATV ONU Technology
Hauv lub ntiaj teb niaj hnub no uas muaj kev sib txuas ceev ceev, qhov twg kev sib txuas ua lub luag haujlwm tseem ceeb hauv txhua yam ntawm peb lub neej, nws yog qhov tseem ceeb kom muaj cov kev daws teeb meem network txhim khu kev qha thiab ua haujlwm tau zoo los ua kom tau raws li ntau yam kev xav tau ntawm tsev neeg. Nrog rau kev tshwm sim ntawm cov thev naus laus zis siab heev xws li CATV ONUs (Optical Network Units), peb tab tom pom kev txhim kho tshiab hauv kev sib txuas hauv tsev. Hauv tsab ntawv blog no, peb yuav nkag mus rau hauv ...Nyeem ntxiv
