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Kev ua haujlwm siab infrared photodetector tus kheej tsav
Lub tshuab ntsuas duab infrared uas ua haujlwm tau zoo heev muaj cov yam ntxwv ntawm kev tiv thaiv kev cuam tshuam zoo, muaj peev xwm paub lub hom phiaj zoo, ua haujlwm tau txhua lub sijhawm thiab zais tau zoo. Nws ua lub luag haujlwm tseem ceeb hauv kev lag luam xws li tshuaj, tshuaj...Nyeem Ntxiv -
Cov yam tseem ceeb uas cuam tshuam rau lub neej ntawm lasers
Cov yam tseem ceeb uas cuam tshuam rau lub neej ntawm cov lasers Lub neej ntawm lub laser feem ntau yog hais txog lub sijhawm uas nws tuaj yeem tso zis laser ruaj khov nyob rau hauv cov xwm txheej ua haujlwm tshwj xeeb. Lub sijhawm no yuav raug cuam tshuam los ntawm ntau yam, suav nrog hom thiab tsim ntawm lub laser, qhov chaw ua haujlwm, ...Nyeem Ntxiv -
Tus PIN photodetector yog dab tsi?
Lub PIN photodetector yog dab tsi? Lub photodetector yog ib lub cuab yeej semiconductor photonic uas muaj zog heev uas hloov lub teeb mus ua hluav taws xob los ntawm kev siv cov teebmeem photoelectric. Nws lub ntsiab tivthaiv yog lub photodiode (PD photodetector). Hom feem ntau yog tsim los ntawm PN junction, ...Nyeem Ntxiv -
Lub koob yees duab infrared avalanche qis qis
Lub tshuab ntsuas hluav taws xob infrared avalanche photodetector (APD photodetector) yog ib chav kawm ntawm cov khoom siv semiconductor photoelectric uas tsim cov txiaj ntsig siab los ntawm kev sib tsoo ionization, yog li ua tiav lub peev xwm nrhiav tau ntawm ob peb photons lossis txawm tias ib qho photons. Txawm li cas los xij...Nyeem Ntxiv -
Kev sib txuas lus quantum: cov lasers kab nqaim
Kev sib txuas lus quantum: cov lasers kab nqaim Cov laser kab nqaim yog ib hom laser nrog cov khoom siv kho qhov muag tshwj xeeb, uas yog tus cwj pwm los ntawm lub peev xwm los tsim cov teeb laser nrog cov kab me me optical (uas yog, spectrum nqaim). Qhov dav ntawm cov laser kab nqaim hais txog...Nyeem Ntxiv -
Dab tsi yog tus modulator theem
Lub modulator theem yog dab tsi? Lub modulator theem yog lub modulator kho qhov muag uas tuaj yeem tswj tau theem ntawm lub teeb laser. Cov hom modulator theem feem ntau yog Pockels lub thawv-raws li electro-optic modulators thiab cov kua siv lead ua kua modulators, uas kuj tuaj yeem siv qhov zoo ntawm thermal fiber refractive index hloov ...Nyeem Ntxiv -
Kev tshawb fawb txog kev nce qib ntawm cov roj ntsha nyias nyias lithium niobate electro-optic modulator
Kev tshawb fawb txog kev nce qib ntawm cov zaj duab xis nyias lithium niobate electro-optic modulator Electro-optic modulator yog lub cuab yeej tseem ceeb ntawm kev sib txuas lus kho qhov muag thiab microwave photonic system. Nws tswj lub teeb propagating hauv qhov chaw dawb lossis optical waveguide los ntawm kev hloov pauv refractive index ntawm cov khoom siv ua rau ...Nyeem Ntxiv -
Cov xov xwm tshawb fawb tshiab tshaj plaws ntawm kev sib txuas lus hauv chaw laser
Cov xov xwm tshawb fawb tshiab tshaj plaws ntawm kev sib txuas lus hauv qhov chaw laser Satellite Internet system, nrog nws cov kev pabcuam thoob ntiaj teb, qis latency thiab siab bandwidth, tau dhau los ua qhov tseem ceeb ntawm kev txhim kho thev naus laus zis sib txuas lus yav tom ntej. Kev sib txuas lus laser hauv qhov chaw yog cov thev naus laus zis tseem ceeb hauv kev txhim kho satellite ...Nyeem Ntxiv -
Lub tshuab photodetector silicon tshiab (Si photodetector)
Lub tshuab photodetector silicon tshiab (Si photodetector) Lub tshuab photodetector silicon tshiab (Si photodetector), kev ua tau zoo tshaj qhov ib txwm muaj Nrog rau qhov nyuaj ntawm cov qauv kev txawj ntse thiab cov tes hauj lwm neural tob zuj zus, cov pawg suav lej muab cov kev xav tau ntau dua rau ntawm networ ...Nyeem Ntxiv -
Kev tswj zaus ntawm lub zog ntawm laser pulse control technology
Kev tswj zaus ntawm lub zog ntawm lub zog ntawm lub zog ntawm lub zog laser 1. Lub tswv yim ntawm lub zog ntawm lub zog, laser pulse Rate (Pulse Repetition Rate) yog hais txog tus naj npawb ntawm cov laser pulses uas tawm hauv ib lub sijhawm, feem ntau yog hauv Hertz (Hz). Cov pulses zaus siab yog qhov tsim nyog rau cov ntawv thov rov ua dua siab, thaum...Nyeem Ntxiv -
Kev tswj qhov dav ntawm lub zog ntawm laser pulse control technology
Kev tswj qhov dav ntawm lub zog ntawm laser pulse control technology Kev tswj lub zog ntawm laser yog ib qho ntawm cov kev sib txuas tseem ceeb hauv laser technology, uas cuam tshuam ncaj qha rau kev ua tau zoo thiab kev siv ntawm laser. Daim ntawv no yuav txheeb xyuas qhov kev tswj qhov dav ntawm lub zog, kev tswj zaus ntawm lub zog thiab...Nyeem Ntxiv -
Qhov tseeb tshaj plaws ultra-high extinction ratio electro-optic modulator
Cov khoom siv hluav taws xob kho qhov muag tshiab tshaj plaws uas muaj qhov sib txawv ntawm qhov siab tshaj plaws (ultra-high extinction ratio electro-optic modulators) On-chip electro-optical modulators (silicon-based, triquinoid, thin film lithium niobate, thiab lwm yam) muaj qhov zoo ntawm kev me me, kev ceev ceev thiab kev siv hluav taws xob tsawg, tab sis tseem muaj kev cov nyom loj heev kom ua tiav dynamic i...Nyeem Ntxiv
