Kedu ihe bụ ngwa ahịa nke SOA semiconductor optical amplifiers?

Kedu ihe bụ ngwa ahịa nkeNgwa ngwa ngwa SOA?

SOAamplifier ngwa anya semiconductorbụ ngwaọrụ njikọ PN nke na-eji usoro olulu mmiri strain quantum. Mpụta ihu na-ebute mgbanwe ọnụọgụgụ ihe dị n'ime ya, ìhè mpụga na-edugakwa na radieshon na-akpali akpali, na-ebute mmụba nke mgbaàmà anya. Uru: Na-akwado ọsọ dị elu, nnukwu bandwit, obere oriri ike, nnukwu uru, obere uru, na njikọta dị mfe. Ihe ọghọm: mgbanwe cross-gain na mmekọrịta na-abụghị ahịrị n'etiti ọwa ebili mmiri dị iche iche, mmetụta polarization, uru saturation. Ma e jiri ya tụnyere EDFA optical amplifiers (ihe ndị na-eme ka eriri erbium dị n'ime ya), ụfọdụ ndeksi nke ngwaọrụ azụmaahịa adịghị ike karịaNgwa ngwa anya EDFA, mana SOAihe nkwado ngwa anyaka nwere àgwà ndị amplifiers optical EDFA enweghị ike dochie. Ọ bụrụ na ọ nwere ike ịkwado amplifiers optical O (1260-1360), E-band (1360-1460), L-band (1460-1530), ma nwee njirimara nke ọnụ ala dị ala, obere nha na njikọta dị mfe, n'oge akụrụngwa ọhụrụ, amplifiers optical SOA ga-adị na netwọk nnweta na nsọtụ MAN, yana mpaghara sensọ eriri optical iji nweta ngwa buru ibu.

Ngwa ahịa nke SOA optical amplifier

Site na mmụba nke arụmọrụ nke amplifier optical SOA dịka ike optical mmepụta, obere uru akara, mmetụta polarization gain na index mkpọtụ, amplifier SOA ga-arụ ọrụ dị mkpa na nkwukọrịta netwọk niile na netwọk sensọ.ihe nkwado ngwa anyanke nwere ike izute mmụba nke band 1310 nm,Ngwa ngwa SOAnwere ike dochie ndị na-eme ka amplifiers EDFA dochie anya kpamkpam n'ụfọdụ mpaghara nkwalite otu-ogbo nke band 1550 nm.

1. Netwọk nnyefe anya nke ụgbọelu

Site na owuwu nke netwọk 5G, ọchịchọ bandwidth na-arị elu, na nnyefe ọsọ ọsọ dị elu nke 100G (4*25G CWDM4/LWDM4) dị mkpa na nsọtụ netwọk nnweta na netwọk mpaghara obodo ukwu, ebe anya nnyefe dị n'akụkụ nnyefe mpaghara na obodo ukwu, netwọk nnweta na netwọk mpaghara obodo ukwu na-abụkarị 5km-40km. N'ọnọdụ nnyefe ọdụ isi 5G, na ụfọdụ ọdụ isi dị anya, modul anya na-apụta ìhè.Ngwaọrụ SOAenwere ike iji ya mee ka oke ike anya dịkwuo mma, ma mezuo mgbanwe dị ala nke ọnụego mgbaàmà 25G nke ọdụ isi na band 1310 nm na band 1550 nm. N'iji netwọk ndị na-ebu ibu, enwere ike itinye amplifier SOA n'ime ROSA ma ọ bụ TOSA nkemodulu amplifier ngwa anya, ma ọ bụ ngwaọrụ SOA nke nọọrọ onwe ya ma ọ bụModulu ngwa anya SOAenwere ike iji ya mee ka ọ dịkwuo mma.

2. Mmụba spectral nke nlekota netwọk

Ugbu a, site na mmepe ngwa ngwa nke azụmaahịa data, ọchịchọ maka nlekota mgbasa ozi data n'ahịa na-amụba nwayọ nwayọ, nke na-adịkarị na isi netwọk maka nlekota spectral, mgbaàmà na-adịkarịghị ike, mkpa iji amplifier optical, na azụmaahịa 100G nwere ọtụtụ wavelength 1310, enwere ike ime ka ọ dịkwuo mma naanị site na ngwaọrụ SOA. Nke a bụkwa ngwa kachasị eji eme ka SOA dịkwuo mma ugbu a.

3. DCI maka njikọ ebe data

Site na mmepe nke nnukwu data, ọchịchọ maka njikọ bandwit dị elu n'etiti ebe data na-amụba nwayọ nwayọ. Maka ọrụ ọsọ dị elu, enwere ike iji ngwaọrụ SOA maka mmụba relay mgbaàmà anya, na-eme ka oke ike njikọ anya dịkwuo elu ma na-agbatị anya nnyefe. Enwere ike itinye amplifiers SOA na ma band 1310 na 1550 band ọrụ ọsọ ọsọ nke mgbaama optical. Ahịa a na-ejikarị naanị ya eme ihe.Ngwa ngwa ngwa SOA semiconductor(ngwaọrụ ndị e tinyere na rack).

4. Ojiji nke ihe mmetụta eriri optic kesara na sistemụ LiDAR

Modulu anya SOA nwere njirimara nzaghachi ugboro ugboro dị mma na oke mkpochapu dị elu, enwere ike iji ya dị ka swiichi anya ma ọ bụ modulators. Site na mmezi na-aga n'ihu nke teknụzụ SOA, enwere ike dochie modulators AOM n'ọtụtụ ọnọdụ nke mmetụta eriri optical iji nweta laser pulse dị warara nwere oke mkpochapu dị elu.

N'afọ ndị na-adịbeghị anya, site na mmepe ngwa ngwa nke ịkwọ ụgbọala okporo ụzọ nwere ọgụgụ isi na nhazi okporo ụzọ, a na-eji LiDAR eme ihe nke ọma ma n'akụkụ ụgbọala na n'akụkụ ụzọ. N'ihi obere mmezi na nnukwu uru nkeModulu amplifier ngwa anya SOA, enwere ike itinye ya na LiDAR iji nweta laser dị warara ma melite ike anya dị elu, ọkachasị Lidar nke ọgbọ na-esote nke teknụzụ FMCW mpaghara, nke bụ mpaghara ngwa sara mbara nke SOA optical amplifier n'ọdịnihu.