Na'urar gani wani nau'i ne na kayan haɗin haɗin yanar gizo don gane canjin siginar hoto, kuma mai ɗaukar hoto wani nau'in haɗin haɗin yanar gizo ne don gane haɓaka siginar gani na sake haɓakawa da jujjuya tsayin tsayi.Ko da yake na gani module da transponder duka bisa ga photoelectric hira manufa da kuma iya gane photoelectric hira, amma aiki da aikace-aikace ne daban-daban, kuma ba zai iya maye gurbin juna.Wannan labarin zai gaya muku bambanci tsakanin na'urorin gani da masu juyawa dalla-dalla.
A matsayin kayan aikin sadarwa don watsawa da karɓar sigina na gani, ana amfani da na'urar gani sau da yawa a cikin tsarin sadarwar fiber na gani kamar cibiyar bayanai, cibiyar sadarwar kasuwanci, ƙididdigar girgije, da FTTX.Yawancin lokaci, na'urorin gani na gani suna goyan bayan musanyawa mai zafi, wanda za'a iya amfani dashi akan ramin module na masu sauya hanyar sadarwa, sabobin da sauran na'urorin cibiyar sadarwa.A halin yanzu, akwai nau'ikan na'urorin gani da yawa a kasuwa, kamar 1G SFP, 10 GSFP+, 25G SFP 28,40G QSFP+, 100G QSFP, 28,400G QSFP-DD na gani na gani da sauransu. masu tsalle-tsalle masu tsalle-tsalle ko igiyoyin hanyar sadarwa don gane watsa cibiyar sadarwa a nesa daban-daban, kama daga 30km zuwa 160km.Bugu da kari, na'urar gani ta BiDi na iya aikawa da karɓar sigina ta hanyar fiber na gani guda ɗaya, yadda ya kamata ya sauƙaƙe wayoyi, haɓaka ƙarfin cibiyar sadarwa, da rage farashin kayan aikin cabling.Hakazalika, jerin WDM na gani na gani (watau CWDM da DWDM na'urorin gani na gani) kuma suna iya sake amfani da sigina na tsawon tsayi daban-daban zuwa fiber na gani iri ɗaya, galibi ana gani a cibiyoyin sadarwar WDM/OTN.
Transponder, wanda kuma aka sani da mai canza raƙuman raƙuman ruwa na hoto ko mai maimaita amplifier na gani, shine mai mu'amala da fiber na gani wanda ke haɗa mai watsawa da mai karɓa.Yana iya faɗaɗa nisan watsawar hanyar sadarwa ta hanyar jujjuya tsayin raƙuman ruwa da haɓaka ƙarfin gani, kuma yana da aikin haɓaka daidaitaccen haɓakawa, haɓakar lokaci da kuma sanin siginar da aka sabunta. Maimaita 10G / 25G na iya gane jujjuyawar fiber na gani (kamar juyawa ta hanyar fiber biyu zuwa guda-fiber bi-directional), canjin nau'in fiber (fiber na gani da yawa zuwa fiber na gani guda ɗaya) da haɓaka siginar gani (ta hanyar juyawa). sigina na gani na yau da kullun daidai da ma'anar ma'anar ITU-T don cimma farfadowar haɓakawa, tsarawa da sake maimaita lokaci);Yawancin lokaci ana amfani da su tare da EDFA fiber optic amplifier da dispersion dispersion DCM, Ana amfani da shi sosai a cikin MAN, cibiyoyin sadarwar WDM, Musamman a cikin cibiyoyin sadarwa na DWDM mai nisa.Mai maimaita 100G (watau 100G multiplexing repeater) an ƙirƙira shi ne don watsa 10G/40G/100G don canza musaya na gani daban-daban a hankali.Wato, mai maimaita 100G na iya tallafawa haɗin sassauƙa na 10 GbE, 40 GbE da 100 GbE, kuma ana iya amfani dashi a cikin hanyar sadarwa na kasuwanci, cibiyar sadarwar shakatawa, babban haɗin cibiyar bayanai, MAN da wasu aikace-aikacen nesa.
Daga abin da ke sama, duka na'urar gani da mai maimaitawa na iya canza siginonin lantarki zuwa siginar gani, amma bambanci tsakanin su biyun shine:
1. Na gani module ne serial dubawa, watsa da karɓar sigina a cikin Tantancewar module, yayin da repeater ne a layi daya dubawa kuma dole ne ya dace da na gani module don gane watsa sigina.Na'urar gani, ana amfani da gefe ɗaya don watsa sigina kuma ana amfani da ɗayan don karɓar sigina.
2. Ko da yake na'urar gani na iya gane da photoelectric hira, transponder iya canza photoelectric siginar daga daban-daban raƙuman ruwa.
3. Ko da yake mai canzawa kuma yana iya sauƙin ɗaukar sigina masu ƙarancin ƙima, yana da girman girman girma da yawan amfani da wutar lantarki idan aka kwatanta da na'urar gani.
A takaice, ana iya ganin transponder a matsayin rarrabuwar kawuna na gani, yana kammala watsa cibiyar sadarwa ta WDM mai nisa wanda na'urar gani ba zata iya ba.
Shenzhen HDV Phoelectron Technology Ltd. na musamman samar da Tantancewar module masana'antun.Ba wai kawai baONUjerin,OLTjerin, sauyawa jerin, kowane nau'i na kayayyaki suna samuwa, Ana maraba da waɗanda ke buƙatar ziyarta da ƙarin sani.
