Sumo pfupi ye laserModulatorTekinoroji
Laser ndeye yakakwira-frequency electromagnetic wave, nekuda kwekuwirirana kwayo kwakanaka, seyemagetsi electromagnic mafungu (sekushandiswa kweredhiyo uye terevhizheni), seyekutakura mafungu ekuendesa ruzivo. Maitiro ekutakura ruzivo pane laser anonzi modulation, uye chishandiso chinoita maitiro aya chinonzi modulator. Muchiitiko ichi, laser zviito sezvinoita mutakuri, nepo yakaderera-frequency chiratidzo chinoburitsa ruzivo rwunonzi rwonzi rwunotumbidzwa.
Laser modulation inowanzo kukamurwa kuita modulation yemukati uye modulation yekunze nzira mbiri. Yemukati modulation: inoreva kufambidzana mune maitiro eLaser oscillation, ndiko kuti, nekukasira chiratidzo kuti uchinje maratidziro eiyo laser, nekudaro ichikanganisa maitiro ezvinyorwa zve laser. Pane nzira mbiri dzekujairana kwemukati: 1 Nekushandisa chiratidzo kuti udzore laser simba, iyo Laser inobuda simba inogona kudzorwa nechiratidzo. 2. Zvinhu zvekushandura zvinoiswa mumutongi, uye hunhu hwezvinhu izvi zvekushandura zvinodzorwa nechiratidzo, uyezve maratidziro emukuru anoshandurwa kuti awane kushandurwa kweiyo laser kubuda. Kubatsira kwemukati kuri kuita zvekushanda kwakakwirira, asi kushamisika ndiko kuti nekuda kwemasofa iri mumusha wemukati, kuderedza simba rekubuditsika, uye bandwidth yeModulator ichave yakaganhurirwa nechisimba chesipureti. Kujairidzwa kwekunze: zvinoreva kuti mushure mekuumbwa kweiyo Laser, mwanasikana anoiswa pane imwe nzira yekunyorwa, uye kana iyo laser ichipfuura nemuchina, imwe paramende yechiedza ichaunganidzwa. Zvakanakisa zvekunyorera kwekunze ndezvekuti simba rekubuditsa risina kukanganiswa uye bandwidth yemutengesi haisimbe neyekupaza kweiyo resonator. Iko kukanganisa kwakaderera kushoma kwekunyora.
Laser modulation inogona kukamurwa muAmplitude modulation, frequency modulation, modulation modulation uye modulation uye modulation zvinoenderana nezvivakwa zvayo zvekunyudza. 1, OMPLEUD modulation: Amplitude modulation ndiyo oscilllation iyo iyo inogumisa yemutakuri shanduko nemutemo weiyo yakasungirirwa chiratidzo. 2, kujairana 3, modulation modulation: kunyudza chiratidzo kuti uchinje chikamu cheiyo laser oscicilation laser.
Electro-Optical Intensity Modulator
Iyo nheyo yeElectro-Opticlity kusimudzira kusimudzira kwekuziva iyo yekunyora manhamba zvinoenderana neyekuvhiringidzika kwechiedza chechiedza nekushandisa electro-optic mhedzisiro yekristaro. Electro-Optical mhedzisiro yekristaro inoreva chiitiko chekushandura kwechirevo chekristric pasi pechiedza chakapfuura nepakati pezvinyorwa zvakasiyana, zvekuti polarization mamiriro ekuchinja kwechiedza.
Electro-Optic phase modulator
Electro-Optical phase Ludulation Nheyo: Chikamu chechikamu cheLaser oscilllation chinoshandurwa nemutemo wekutonga chiratidzo.
Pamusoro peiyo yepamusoro Electro-Optic Evernity Modulation uye Electro-Optic Pelele Electro-Opticle Modulator, Mafuta Modulator, MagnetOtic Modulator, Eponity Modulator uye Spatial Light Modulator.
Kutumira Nguva: Aug-26-2024