Electro-optic modulatorbụ isi ngwaọrụ iji gbanwee akara ngosi laser na-aga n'ihu site na iji data, ugboro redio na akara elekere. Ọdịdị dị iche iche nke modulator nwere ọrụ dị iche iche. Site na modulator optical, ọ bụghị naanị na ike nke ọkụ ọkụ nwere ike ịgbanwe, kamakwa usoro na ọnọdụ polarization nke ìhè ọkụ nwere ike gbanwee. Ndị na-eme mgbanwe eletrọ-optic nke a na-ejikarị bụ Mach-Zehnderike modulatorsnausoro modulators.
NkeModulator ike ike LiNbO3A na-ejikarị ya na usoro nkwurịta okwu ngwa anya dị elu, laser sensing na ROF usoro n'ihi na nke ọma electro-optic arụmọrụ. Usoro R-AM dabere na MZ push-pull structure na X-cut design, nwere njiri anụ ahụ na kemịkalụ kwụsiri ike, nke enwere ike itinye ma na nnwale ụlọ nyocha na sistemụ mmepụta ihe.
Ụdị modulator
Ogologo ogologo: 850nm/1064nm/1310nm/1550nmn
Bandwit: 10GHz/20GHz/40GHz
Ndị ọzọ: Elu ER Intensity Modulator/CascadingMZ Modulator/MZ Modulator nwere myirịta
Njirimara:
Ọnwụ ntinye dị ala
Ọkara voltaji dị ala
Nkwụsi ike dị elu
Ngwa:
Sistemụ ROF
Nkesa igodo Quantum
Sistemụ mmetụta laser
Mgbanwe nke akụkụ-band
Ihe achọrọ maka oke mkpochapụ dị elu
1. Sistemụ modulator ga-enwerịrị oke mbibi dị elu. Njirimara nke modulator sistemu na-ekpebi oke mkpochapụ nwere ike nweta.
2. A ga-elekọta polarization nke ọkụ ntinye modulator. Ndị modulators na-enwe mmetụta maka polarization. Ọkpụkpọ polarị nke ọma nwere ike melite oke mkpochapụ karịa 10dB. N'ime nnwale ụlọ nyocha, a na-achọkarị njikwa polarization.
3. Ndị na-ahụ maka ịkpa ókè agbụrụ kwesịrị ekwesị. N'ime nnwale oke mkpochapụ DC anyị, e nwetala oke mkpochapụ 50.4dB. Ọ bụ ezie na mpempe akwụkwọ data nke modulator rụpụtara naanị 40dB. Ihe kpatara mmụba a bụ na ụfọdụ modulators na-efegharị ngwa ngwa. Rofea R-BC-Ndị na-ahụ maka enweghị isi na-emelite voltaji eleda anya kwa 1 sekọnd iji hụ na nzaghachi ngwa ngwa.
ROF lekwasịrị anya na sekit agbakwunyere eletrọ-optic na akụrụngwa ruo afọ iri. Anyị na-arụpụta modulators jikọtara ọnụ na-arụ ọrụ dị elu ma na-enye ngwọta na ọrụ ọhụrụ maka ma ndị nchọpụta sayensị na ndị injinia ụlọ ọrụ. A na-eji modulators nke Rofea nwere voltaji dị ala yana mfu ntinye dị ala na nkesa isi quantum, sistemu redio-over-fiber, sistemu sensing laser, yana teknụzụ ngwa anya na-esote ọgbọ.
Anyị na-enyekwa ọtụtụ ndị modulators maka nhazi, dị ka 1 * 4 array phase modulators, ultra-low Vpi, na ultra-high extinction ratio modulators, nke a na-ejikarị na mahadum na ụlọ akwụkwọ. Ọzọkwa, anyị na-emepụtakwa RF amplifier (onye na-anya modulator) na onye njikwa BIAS, ihe nchọpụta foto wdg.
N'ọdịnihu, anyị ga-anọgide na-emeziwanye usoro ngwaahịa ndị dị ugbu a, iji wuo otu ọkachamara ọkachamara, nọgide na-enye ndị ọrụ ngwaahịa dị elu, ntụkwasị obi, ngwaahịa dị elu na ọrụ teknụzụ.
Oge nzipu: Ọgọst-10-2023