Acoustic Echo Cancellation
Acoustic echo cancellation (AEC) fasaha ce da ke hana ku jin bugun muryar ku yayin kira.
Dubawa
It is the reason hands-free calls, smart speakers, and video meetings work without painful feedback loops.
Zurfafa nutsewa
Lokacin da kake kan lasifika ko kiran bidiyo, sautin da ke fitowa daga lasifikar naka yakan ɗauki makirufo ɗinka kuma a mayar da shi ga wani, wanda sai ya ji kansu tare da jinkiri. AEC tana gyara wannan ta hanyar kula da siginar nesa (abin da mai magana ke takawa) azaman sanannen tunani. Na'urar tacewa mai daidaitawa yadda sautin ke tafiya cikin daki zuwa mic, sannan ya cire echo da aka annabta daga sautin da aka ɗauka. Saboda dakuna suna canzawa yayin da mutane ke motsawa ko buɗe kofofin, tace ta ci gaba da sake kimanta wannan 'hanyar amsawa' a ainihin lokacin. Tsarin zamani sun haɗa matattara na gargajiya tare da cibiyoyin sadarwa na jijiyoyi waɗanda ke ɗaukar murdiya mara tushe daga masu lasifika masu arha da saura mai rahusa tacewar layi ta ɓace.
Fahimtar Fasaha
Classic AEC yana amfani da matatar daidaitawa, sau da yawa Normalized Least Mean Squares (NLMS), wanda ke ƙididdige amsawar ɗaki da kuma cire amsawar da aka haɗa daga siginar mic. Sassan da ke da wuyar magana biyu ne (duka mutanen biyu suna magana a lokaci ɗaya, waɗanda za su iya tura tacewa ba daidai ba) da kuma murɗaɗɗen lasifikar da ba ta kan layi ba. AEC mai zurfin ilmantarwa yanzu yana aiwatar da ragowar tare da hanyoyin sadarwa na jijiyoyi waɗanda aka horar da su don murkushe amsawar ragi yayin adana magana ta kusa, ko da lokacin magana biyu.
Dabarun Tasiri
Shiga ku isa
Yana inganta samun dama ta hanyar rubutu, ba da labari, da mu'amalar murya.
Kudin da kasafin kuɗi
Ƙungiyoyin kafofin watsa labaru na iya jigilar sauti mai gogewa cikin sauri tare da ƙaramin kasafin kuɗi.
Gudu da sikelin
Tsarin fuskantar abokin ciniki na iya aiwatar da hulɗar magana a mafi girman ma'auni.
Future of Acoustic Echo Cancellation
AEC tana jujjuya daga sarrafa siginar da aka haɗa da hannu zuwa ƙirar jijiyoyi na ƙarshe zuwa ƙarshen waɗanda ke haɗa echo, amo, da reverberation a cikin hanyar sadarwa guda ɗaya. Zurfafa ilmantarwa akan na'urar yana ba da damar belun kunne da kwamfyutocin soke echo tare da ƙarancin latti da ƙarfi. Kalubalen ICASSP AEC na Microsoft ya haɓaka wannan, yana tura samfura waɗanda ke aiki akan ƙimar samfurin da bai dace da su ba da kayan masarufi masu kyalli. Yi tsammanin sokewar da aka keɓance na keɓaɓɓen ɗaki wanda zai daidaita nan take yayin da kuke tafiya cikin sarari.
Aiwatar da Gaskiyar Duniya
Masu magana da wayo kamar Amazon Echo sun soke sake kunna waƙar don haka har yanzu suna iya jin 'Alexa' akan waƙar.
Shirye-shiryen taron bidiyo (Zoo, Microsoft Ƙungiyoyi, Google Haɗu) suna cire amsawar lasifikar don masu amfani da kwamfutar tafi-da-gidanka su tafi hannu kyauta ba tare da belun kunne ba.
Tsarin kira mara hannu mara hannu na mota ya soke amsawa daga lasifikan gida da makirufo dashboard ya ɗauka.
Wayoyin magana da na'urorin dakin taro suna amfani da AEC don haka mai kira daga nesa baya jin jinkirin muryar nasu.
Hatsari & Tsare-tsare
Rashin amfani da murya da haɗarin kwaikwaya yana ƙaruwa lokacin da aka rasa izini.
Daidaituwa na iya faɗuwa cikin lafuzza, yaruka, ko mahalli masu hayaniya.
Ana iya kuskuren sauti na roba don ingantacciyar magana ba tare da bayyananniyar lakabi ba.
Taswirar Hanya
Sami tabbataccen izini don ɗaukar murya, cloning, da sake amfani.
Gwajin ingantattun masu magana daban-daban da yanayin baya.
Ƙayyade lokacin da dole ne ɗan adam ya duba ko ya amince da abubuwan da aka fitar.
Yi lakabin sauti na roba da kuma adana bayanan da aka tabbatar don yin lissafi.
Ci gaba da Bincike
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Jagora na gaba
Rarraba Scene Acoustic
Tambayoyin da ake yawan yi
What is Acoustic Echo Cancellation?
Acoustic echo cancellation (AEC) fasaha ce da ke hana ku jin bugun muryar ku yayin kira. Wannan shine dalilin da yasa kiran mara hannu, lasifika masu wayo, da tarurrukan bidiyo suna aiki ba tare da madaukai na amsa mai raɗaɗi ba.
Wace matsala sokewar sautin ƙararrawa da farko ke magance?
AEC tana cire amsawar da aka ƙirƙira lokacin da aka ɗauki sautin daga lasifikar ku ta makirufo kuma a mayar da shi ga mutumin da kuke magana da shi.
Menene siginar 'bayyani' tsarin AEC ya dogara da shi don tsinkayar amsawar?
AEC ta san ainihin irin sautin da ta aika zuwa ga lasifikar (siginar nesa mai nisa), don haka yana amfani da hakan azaman nuni ga ƙira da kuma cire amsawar da aka samu.
Wane yanayi ne sanannen wahala ga AEC kuma zai iya haifar da tacewa don rashin ɗabi'a?
Lokacin magana sau biyu, ana iya kuskuren magana ta kusa da echo, wanda zai iya lalata kimar tacewa, don haka ana amfani da na'urori don daskare karbuwa.
Menene matatar daidaitawa a cikin classic AEC a zahiri ke ƙoƙarin kimantawa?
Tace tana ƙirƙira yadda sauti ke tafiya daga lasifika ta cikin ɗaki zuwa mic, don haka zai iya haɗawa da kuma cire amsawar da ta dace.
Me yasa ake ƙara ƙara hanyoyin sadarwar jijiyoyi a saman matatun AEC na gargajiya?
Masu magana masu arha suna karkatar da sauti ba bisa kan layi ba, kuma masu tacewa na layi suna barin saura amsawa; An horar da matatun bayan jijiya don murkushe abin da ya rage yayin kiyaye magana ta kusa.