Mgbe anyị na-ebufe mgbaama, ma ọ bụ mgbama ngwa anya ma ọ bụ mgbama eletrik ma ọ bụ mgbama ikuku, ọ bụrụ na ebufe ya ozugbo, mgbama ahụ na-enwe ike ịbanye na nnyonye anya mkpọtụ, 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 imeziwanye ọnụego ojiji ọwa, yabụ ngbanwe nwere mmetụta dị ukwuu na arụmọrụ na ntụkwasị obi nke usoro nkwukọrịta.
Mgbanwe akụkụ akụkụ akọwara n'okpuru bụ maka akara analọgụ.
Sinusoidal carrier nwere parampat atọ: njupụta, ugboro na oge. Anyị nwere ike ibu ozi nke mgbaàmà modulated ọ bụghị naanị na mgbanwe njupụta nke onye na-ebu ya, kamakwa na mgbanwe ugboro ma ọ bụ mgbanwe nke onye na-ebu ya. N'oge mgbanwe mgbanwe, ọ bụrụ na ugboro nke ụgbọelu na-agbanwe site na mgbama modulated, a na-akpọ ya modulation ma ọ bụ ugboro ugboro (FM); Ọ bụrụ na akụkụ nke ụgbọelu na-agbanwe site na mgbama a gbanwetụrụ, a na-akpọ ya modulation phase ma ọ bụ usoro modulation (PM). N'ime usoro mgbanwe abụọ a, njupụta nke onye na-ebu ya na-anọgide na-adịgide adịgide, ebe mgbanwe nke ugboro na oge na-egosipụta dị ka mgbanwe nke ngwa ngwa nke onye na-ebu ya, ya mere a na-akpọkarị modulation ugboro na nhazi oge dị ka Angle modulation.
Ọdịiche dị n'etiti modulation Angle na amplitude modulation bụ na ụdị nrịbama modulated abụghịzi mgbanwe ahịrị ngbanwe nke ụdị mgbama mbụ a gbanwere, kama ọ bụ mgbanwe na-adịghị adị nke ụdịdị dị iche iche, nke ga-emepụta ihe ugboro ugboro ọhụrụ dị iche na ngbanwe ụdịdị dị iche iche, yabụ na ọ dị. a na-akpọkwa modulation na-abụghị nke ntanetị.
A na-eji ma FM na PM eme ihe na sistemụ nkwukọrịta. A na-eji FM eme ihe n'ọtụtụ ebe na mgbasa ozi egwu dị elu, nnyefe ụda ụda TV, nkwurịta okwu satịlaịtị na usoro ekwentị ekwentị. Na mgbakwunye na iji ya mee ihe ozugbo maka mgbasa ozi, a na-ejikarị PM eme ihe dị ka mgbanwe iji mepụta akara FM na-apụtaghị ìhè. Enwere mmekọrịta chiri anya n'etiti ngbanwe ugboro na nhazi usoro.
E jiri ya tụnyere njupụta modulation, uru kacha pụta ìhè nke Angle modulation bụ nnukwu ọrụ mgbochi mkpọtụ ya. Otú ọ dị, enwere mgbanwe n'etiti uru na mfu, na ọnụ ahịa nke uru a bụ na Angle modulation nwere nnukwu bandwit karịa njupụta modulated akara.
Ihe dị n'elu bụ Shenzhen HDV Phoelectron Technology Co., Ltd. ka ị weta ihe ọmụma "nonlinear modulation (Angle modulation)". Shenzhen HDV Phoelectron Technology Co., Ltd na-adabere na ngwaahịa nkwukọrịta maka mmepụta nke ndị na-emepụta ihe, mmepụta ngwá ọrụ ugbu a na-ekpuchi:ONUusoro, ngwa anya modul usoro,OLTusoro, transceiver usoro. Nwere ike ịnye ọrụ ahaziri ahazi maka ọnọdụ dị iche iche nke mkpa netwọkụ dị iche iche, nabata ka ị kpọtụrụ.
