Asali na ka'idodi na Pefult Modulator

Optical Modulator, amfani da sarrafa wutar haske, rarrabuwa na lantarki, acoustooptic, dokar acoustooptic, duk ka'idar ingantaccen sakamako.
Openical Modulator yana daya daga cikin mahimman na'urorin da aka shirya a cikin girman-hanzari da gajeriyar hanyar sadarwa. Haske mai haske gwargwadon ka'idodin yanayin sa, za'a iya raba shi zuwa lantarki, acoustooptic sakamako, acoustum yana da tasiri sosai game da sakamako, tashar jirgin ruwa.

DaModel-Ent ModulatorNa'urar ce ke daidaita ƙayyadadden man shafawa, idanu aikace-aikacen, amplitude ko lokacin fitarwa ta hanyar canjin wutar lantarki. Yana da fifiko ga wasu nau'ikan masu motsi cikin halin asara, amfani da wutar lantarki, saurin, kuma kuma shine mafi yawan modulator da aka fi amfani dasu a yanzu. A kan aiwatar da watsawa na gani, watsawa da liyafar, ana amfani da m modulator ana amfani dashi don sarrafa wutar, kuma rawar sa tana da matukar muhimmanci.

Dalilin haske mai haske shine canza siginar da ake so ko bayanin da aka watsa, ciki har da "kawar da sigogi,, don yin sauƙin aiwatarwa, watsa kuma gano.

Za'a iya raba nau'ikan matsakaici zuwa rukuni biyu da yawa dangane da inda aka ɗora bayanan a kan hasken wuta:

Isaya daga cikin shine ƙarfin tuki na tushen tushen lantarki yana iya canza shi. Ɗayan shine a daidaita watsa shirye-shirye kai tsaye.

An yi amfani da tsohon don sadarwa ta pictical, kuma an yi amfani da wannan galibi don abin da ya dace. Na takaice: Canjin ciki da shimfidar wurare na waje.

Dangane da hanyar zamani, nau'in zamani shine:

1) Inganta matsakaici;

2) Lokaci yana canzawa;

3) polarization polarization;

4) mita da igiyar ruwa mai saurin motsawa.

1.1, tsananin matsakaici

Haske mai ƙarfi na haske shine tsananin haske kamar yadda keɓaɓɓiyar abu, amfani da canjin siginar da ke cikin sauri na siginar hoto, sannan kuma za a auna shi a ci gaba.

1.2, lokaci mai zamani

Ka'idar amfani da dalilai na waje don canza tsarin raƙuman ruwa da kuma auna adadin mai yawa ta hanyar gano canje canje canje-canje na zamani.

Lokaci na hasken wutar lantarki an ƙaddara ta hanyar zurfin yanayin yaduwar, m bayyani na matsakaici da ke sama za a iya samar da sama da canza abubuwan da ke sama.

Saboda ganowar haske gaba ɗaya ba zai iya fahimtar canjin lokacin igiyar ruwa ba, don haka, dole ne mu cimma nasarar canjin yanayi, don cimma nasarar samar da yanayin da za'a iya samar da sau biyu na samar da yanayin haske; Na biyu shine tsangwani na haske.

1.3. Tsarin shafawa

Hanya mafi sauƙi don samun haske mai haske shine juya dangi biyu da juna. A cewar Theorem na Malus, da fitarwa haske shine i = i0cos2α

A ina: I0 yana wakiltar tsananin hasken da aka wuce ta hanyar waɗanda ke da Polanes guda biyu lokacin da filin jirgin saman ya dace; Alfa tana wakiltar kusurwa tsakanin jirage biyu masu iko.

1.4 mitar da igiyar ruwa mai ƙarfi

Ka'idar amfani da dalilai na waje don canza mita ko fadada haske da auna canje-canje na waje ta hanyar gano canje-canje na waje ta hanyar gano sauyawa na waje.