ʻO nā maʻamau e pili ana i ka ʻoihana kamaʻilio optical mai nā hui e like me IEEE, ITU, a me MSA Industry Alliance.Nui nā kūlana no nā modula 100G.Hiki i nā mea kūʻai ke koho i ke ʻano o ka modula kumu kūʻai e like me nā hiʻohiʻona noiʻi like ʻole.No nā noi pōkole i loko o 300m, hoʻohana nui ʻia ka fiber multimode a me nā laser VCSEL, a no ka hoʻouna ʻana i ka 500m-40km, hoʻohana nui ʻia ka fiber mode hoʻokahi, DFB a i ʻole EML lasers.
Hoʻohālikelike ʻia me 2.5G, 10G a i ʻole 40G nā ʻōnaehana hoʻokaʻawale hawewe lōʻihi, hoʻohana ʻo 100G optical transmission i nā mea hoʻokipa digital coherent e palapala ai i nā ʻano optical a pau o nā hōʻailona optical i ke kikowaena uila ma o ka ʻokoʻa a me ka ʻokoʻa polarization, a hoʻohana i ka ʻenehana hoʻoili hōʻailona kikohoʻe ma ke kahua uila. .Hoʻohana ka domain i ka demultiplexing polarization, ka uku hoʻohālikelike impairment channel, ka hoʻihoʻi ʻana i ka manawa, ka manaʻo o ka mea lawe, ka helu hōʻailona a me ka decoding linear.ʻOiai e ʻike ana i ka 100G optical transmission, ua hana ʻia kahi ʻano o nā hoʻololi ʻenehana nui i loko o nā modula optical 100G, e komo pū ana me ka polarization multiplexing phase modulation technology, digital coherent reception technology, kolu o ka hanauna super error correction coding technology, etc., pēlā e hoʻokō ai i nā pono o nā mea hoʻohana a me ka manawa.Pono holomua.
ʻO nā pūʻolo koʻikoʻi o 100G optical modules ka nui o CXP, CFP, CFP2, CFP4, CFP8, a me QSFP28.Me ka hoʻomohala ʻana i nā makahiki i hala iho nei, ua emi iki ka hoʻouna ʻana o nā huahana CFP series, a ua lanakila ka pūʻolo QSFP28 i ka lanakila holoʻokoʻa ma muli o kona liʻiliʻi liʻiliʻi a me ka hoʻohana haʻahaʻa haʻahaʻa, a ʻo ka hapa nui o nā pūʻolo 200G a me 400G hou e hoʻohana ana i ka QSFP- Nā pūʻolo DD.I kēia manawa, ʻo ka hapa nui o nā ʻoihana modula optical i loaʻa nā huahana 100G series ma QSFP28 package ma ka mākeke.
1.1 100G QSFP28 kōpili ʻōpika
Loaʻa i ka QSFP28 optical module ka manaʻo hoʻolālā like me ka QSFP optical module.No QSFP28, hiki i kēlā me kēia kahawai ke hoʻouna a loaʻa i ka ʻikepili a hiki i 28Gbps.Hoʻohālikelike ʻia me nā modules optical CFP4, ʻoi aku ka liʻiliʻi o nā modules optical QSFP28 ma mua o nā modules optical CFP4.He ʻoi aku ka maikaʻi o ka module optical QSFP28 ma luna o ka module optical CFP4, a ʻo ka hoʻohana ʻana i ka mana i ka wā o ka hana ʻaʻole i ʻoi aku ma mua o 3.5W, aʻo ka hoʻohana ʻana i ka mana o nā modula optical ʻē aʻe ma waena o 6W a me 24W.Mai kēia manaʻo, ʻoi aku ka haʻahaʻa o ka hoʻohana mana ma mua o nā modula optical 100G ʻē aʻe.
1.2 100G CXP kōpili ʻōpika
ʻO ke kiʻekiʻe o ka hoʻouna ʻana o ka module optical CXP e like me 12 * 10Gbps, a kākoʻo ia i ka hoʻopili wela.ʻO "C" ka 12 ma ka hexadecimal, a ʻo ka helu Roma "X" e hōʻike ana he 10Gbps ka wikiwiki o kēlā me kēia kahawai.ʻO "P" pili i kahi pluggable e kākoʻo ana i ka hoʻopili wela.ʻO ka CXP optical module ka mea nui i ka mākeke kamepiula kiʻekiʻe, a ʻo ia ka mea hoʻohui o ka module optical CFP i ka kikowaena data Ethernet.Ma keʻano loea, hoʻohana pū ʻia nā modules optical CFP me nā fibers optical multimode no ka lawe ʻana i ka ʻikepili mamao.No ka mea e koi ana ka mākeke fiber multimode i nā panela kiʻekiʻe, ʻaʻole i hoʻopaʻa ʻia ka nui no ka mākeke fiber multimode.
ʻO ka CXP optical module he 45mm ka lōʻihi a me ka 27mm ākea, a ʻoi aku ka liʻiliʻi ma mua o ka module optical XFP a me ka module optical CFP, no laila hiki iā ia ke hāʻawi i kahi kikowaena pūnaewele kiʻekiʻe.Eia kekahi, ʻo ka CXP optical module he ʻōnaehana hoʻohui keleawe i hōʻike ʻia e ka Wireless Broadband Trade Association, hiki ke kākoʻo i ka 12 10GbE no 10GbE, 3 10G link transmission no nā kahawai 40GbE a i ʻole 12 10G Ethernet Fiber Channel a i ʻole 12 * QDR link transmission o broadband. nā hōʻailona.
1.3 100G CFP/CFP2/CFP4 kōpili ʻike
Ho'ākāka ka CFP Multi-Source Agreement (MSA) i nā koi e hiki ke hoʻohana ʻia nā modula optical hot-swappable i 40G a me 100G ka hoʻoili pūnaewele, me ka Ethernet kiʻekiʻe kiʻekiʻe o ka hanauna hou (40GbE a me 100GbE).Kākoʻo ka CFP optical module i ka hoʻouna ʻana ma ke ʻano hoʻokahi a me ka multi-mode fibers me nā uku like ʻole, nā protocols a me nā lōʻihi o ka loulou, me nā mea pili media-dependent (PMD) i hoʻokomo ʻia i ka maʻamau IEEE 802.3ba, a ʻo ka pūnaewele 100G aia ʻekolu PMD: 100GBASE - Hiki iā SR10 ke hoʻouna i 100m, hiki iā 100GBASE-LR4 ke hoʻouna i 10KM, a hiki i ka 100GBASE-ER4 ke hoʻouna i 40KM.
Hoʻolālā ʻia ka module optical CFP ma ke kumu o ka liʻiliʻi pluggable optical module (SFP), akā ʻoi aku ka nui o ka nui a kākoʻo i ka lawe ʻana i ka ʻikepili 100Gbps.Ke hoʻohana nei ke kelepona uila i hoʻohana ʻia e ka module optical CFP i nā kaha 10 * 10Gbps no ka hoʻouna ʻana i kēlā me kēia kuhikuhi (RX, TX), no laila ke kākoʻo nei i ka hoʻololi like ʻana o 10 * 10Gbps a me 4 * 25Gbps.Hiki i ka CFP optical module ke kākoʻo i kahi hōʻailona 100G hoʻokahi, OTU4, kahi hōʻailona 40G, OTU3 a i ʻole STM-256/OC-768.
ʻOiai hiki i ka CFP optical module ke hoʻomaopopo i nā noi data 100G, ma muli o kona nui nui, ʻaʻole hiki ke hoʻokō i nā pono o nā kikowaena data kiʻekiʻe.I kēia hihia, ua wehewehe ke komite CFP-MSA i ʻelua mau ʻano: CFP2 a me CFP4 optical modules.
Ka manawa hoʻouna: Apr-14-2023