Lub electro-kho qhov muag (Yam tseem ceeb) Tswj lub hwj chim, theem thiab polarization ntawm cov nqaj laser los ntawm hluav taws xob tswj lub teeb liab.
Qhov yooj yim tshaj plawsElectro-Optic Modulatoryog aTheem ModulatorMuaj tsuas yog ib lub thawv pockels, qhov chaw hluav taws xob hauv hluav taws xob (thov rau lub lead ua ke los ntawm elecstal los ntawm electrode ntawm theem qeeb ntawm cov nqaj laser tom qab nws nkag mus rau lub crystal. Lub xeev polarization ntawm lub ci ci feem ntau yuav tsum tau ua kom sib haum rau ib qho ntawm cov siv iav ntawm lub ntsej muag yog li ntawd kev hloov pauv ntawm lub nqaj tsis hloov.
Hauv qee kis tsuas yog theem me me hloov kho (ua ntu zus lossis aperiodic) yuav tsum muaj. Piv txwv li, EOM siv feem ntau siv los tswj thiab ruaj khov qhov kev muab resonant zaus ntawm tus resonical resonators. Revelonce modulators feem ntau yog siv nyob rau hauv cov xwm txheej uas yuav tsum muaj tej ntu zus, thiab muaj qhov tob loj tuaj yeem tau nrog tsuas yog ib qho kev tsav dav hlau. Qee lub sij hawm cov kev sib cais qhov tob yog loj heev, thiab ntau sidorete (lub teeb zuag GENERATOR, lub teeb zuag) yog tsim hauv lub spectrum.
Polarization Modulator
Nyob ntawm cov hom thiab kev taw qhia ntawm nonliner crystal, nrog rau cov kev taw qhia ntawm lub teb hluav taws xob tiag tiag, cov theem ncua sijhawm tseem muaj feem xyuam rau cov kev taw qhia polarization. Yog li ntawd, cov hnab pockels tuaj yeem pom ntau lub voltage tswj kev yoj tes tswj yoj, thiab nws kuj tseem tuaj yeem siv los hloov kho polarization hais. Txog linearly polarized tswv yim lub teeb (feem ntau yog nyob ntawm lub kaum ntawm 45 ° los ntawm cov Clestal Baris), ntau dua li tsuas yog tig los ntawm lub kaum sab xis ntawm thawj linearly lub teeb.
Amplituder Modulator
Thaum ua ke nrog lwm cov khoom siv kho tshiab, tshwj xeeb yog polarizers, cov thawv pockels tuaj yeem siv rau lwm yam kev hloov kho. Lub amplitudator modulator hauv Daim Duab 2 siv ib lub thawv Pockels los hloov pauv cov kev hloov pauv ntawm lub xeev polarizer rau kev hloov pauv ntawm lub teeb pom kev zoo thiab lub zog ntawm kev sib kis.
Qee qhov kev siv ntawm electro-optic modulators muaj xws li:
Modulating lub zog ntawm cov nqaj laser, rau cov duab luam ntawv laser, qib siab ceev cov ntaub ntawv cov ntaub ntawv kaw cia;
Siv nyob rau hauv laser zaus ua rau kev ua kom nruj me me, piv txwv li, siv cov txheej txheem-Dreverher-Hall;
Q Hloov chaw nyob rau hauv cov khoom siv-lub xeev lasers (qhov twg EOM siv los kaw cov Laser Revonator ua ntej Pulsed Hluav Taws Xob);
Nquag hom kev xauv (EOM MODUATION) LOSSIS THEEM ROUND-mus txawv teb chaws, thiab lwm yam);
Hloov pulses hauv mem tes xaiv, zoo tswv yim amplifiers thiab tilting lasers.
Lub Sijhawm Post: Oct-11-2023