Mgbe anyị na-ebufe mgbaama, ma ọ bụ mgbama ngwa anya, mgbama eletriki, ma ọ bụ akara ikuku, ọ bụrụ na ebufere ya ozugbo, mkpọtụ na-eme ka mgbama ahụ nwee nsogbu, ọ na-esikwa ike ịnweta ozi ziri ezi na njedebe nnata.Iji meziwanye ikike mgbochi nnyonye anya nke usoro ahụ, enwere ike ime ya site n'ịgbanwe mgbaàmà.Modulation nwekwara ike iji ọwa ndị a nke ọma, ya mere ọ na-enwe mmetụta dị ukwuu n'otú usoro nkwurịta okwu si arụ ọrụ nke ọma na ntụkwasị obi.
Mgbanwe nkuku akọwara n'okpuru bụ maka akara analọgụ.
Onye na-ebu sinusoidal nwere paramita atọ:njupụta, ugboro, na nkeji.Anyị nwere ike ibu ozi nke mgbaàmà modulated ọ bụghị naanị na ngbanwe njupụta nke onye na-ebu ya kamakwa na mgbanwe ugboro ma ọ bụ oge nke onye na-ebu ya.N'oge mgbanwe mgbanwe, ọ bụrụ na ugboro nke ụgbọelu na-adịgasị iche na mgbama modulation, a na-akpọ ya mgbanwe mgbanwe ugboro ma ọ bụ ugboro ugboro (FM);Ọ bụrụ na akụkụ nke onye na-ebu ya na-adịgasị iche na mgbama modulation, a na-akpọ ya modulation ma ọ bụ usoro modulation (PM) N'ime ụdị abụọ a nke mgbanwe mgbanwe, njupụta nke onye na-ebu ya na-anọgide na-adịgide adịgide, a na-egosipụtakwa mgbanwe nke ugboro na oge dị ka mgbanwe nke ngwa ngwa nke onye na-ebu ya.Ya mere, FM na modul nke usoro ka a na-akpọkọta ọnụ dị ka modulation akụkụ.
Ihe dị ichen'etiti modulation angle na njupụta modulation bụ na ụdị mgbaàmà modulated abụghịzi mgbanwe ngbanwe nke ụdị mgbaàmà mbụ a gbanwere, kama ọ bụ mgbanwe na-adịghị adị nke ụdịdị dị iche iche, nke ga-emepụta ihe ọhụrụ ugboro ugboro dị iche iche na mgbanwe mgbanwe dị iche iche, ya mere a na-akpọkwa ya. modulation na-abụghị linear.
FM na PMa na-ejikarị eme ihe na usoro nkwukọrịta.A na-eji FM eme ihe n'ọtụtụ ebe na mgbasa ozi egwu dị elu, nnyefe ụda ụda TV, nkwurịta okwu satịlaịtị, na sistemụ ekwentị mkpanaka.Na mgbakwunye na iji ya ozugbo maka mgbasa ozi, a na-ejikwa PM dị ka mgbanwe maka iwepụta akara FM na-apụtaghị ìhè.Enwere mmekọrịta chiri anya n'etiti ngbanwe ugboro na nhazi usoro.
Tụnyere teknụzụ njupụta njupụta, uru kacha pụta ìhè nke ngbanwe nkuku bụ nnukwu ọrụ mgbochi mkpọtụ ya.Agbanyeghị, enwere uru na mfu.Ọnụ ego a na-eri iji nweta uru a bụ na ngbanwe nkuku na-enwe bandwidth sara mbara karịa mgbama mgbama njupụta.
N'elu bụ nkọwa nke ihe ọmụma ihe banyere nononlinear modulation (angle modulation) wetara HDV photoelectric Technology Co., Ltd. Shenzhen HDV photoelectric Technology Co., Ltd. bụ tumadi a emeputa nke nkwurịta okwu ngwaahịa.Ka ọ dị ugbu a, akụrụngwa a na-emepụta na-ekpuchiUsoro ONU, ngwa anya modul usoro, Usoro OLT, nausoro transceiver.Anyị nwere ike ịnye ọrụ ahaziri maka ọnọdụ dị iche iche.A na-anabata gịndụmọdụ.
