watsawar gani
Tun daga shekara ta 2000, tare da haɓaka fasahar sadarwa, sadarwar fiber na gani ta bayyana fasahar watsa kayan aikin gani, kuma bayan 2002, watsa dijital HDMI samfuran siginar sauti da bidiyo suma sun bayyana a fagen na'urorin lantarki.A cikin Afrilu 2002, Hitachi, Panasonic, Philips, Silicon Image, Sony, Thomson, Toshiba kamfanoni bakwai tare da kafa haɗin gwiwar HDMI high-definition multimedia interface interface, HDMI watsa ya kasu kashi high-gudun siginar watsa da low-gudun siginar watsa sassa biyu. : 1-12 ƙafa na 12 4 nau'i-nau'i na igiyoyi suna watsa sigina masu sauri, ta yin amfani da fasahar sigina daban-daban na TMDS (TMDS (Time Minimized) wanda aka ƙirƙira ta Siginar Siginar Hoto na Silicon) yana rage girman watsa fasahar watsa siginar daban-daban, TMDS wata hanya ce ta sigina daban, ta amfani da Yanayin watsa bambanci, wanda shine ainihin ka'idar fasahar HDMI, a cikin watsawar fiber na gani na HDMI: waɗannan nau'i-nau'i na 4 na 12 TMDS igiyoyi ana watsa su ta hanyar 4 VCSEL + 4 multimode fiber fibers, wanda zai iya magance matsalar saurin watsawa.A cikin tashar watsawa ta ƙananan sauri ta HDMI, 13-19 fil a cikin HDMI suna da igiyoyi na lantarki 7: 5V wutar lantarki, HPD hot-swap yana kunna CEC, intanet, SDA, SCA, tashoshin DDC.Mahimmin ƙudurin nuni yana karanta tashar DDC: shine umarnin I2C dubawa a tushen HDMI don karanta E-EDID a ƙarshen karɓa.I2C, gajere don Haɗin Bus ɗin kewayawa, bas ɗin sadarwa ce ta siriyal wacce ke amfani da gine-ginen manyan bayi da yawa.Wanda ya fara I2C shima yana daya daga cikin wadanda suka kafa kungiyar HDMI: Philips Semiconductor.
Yawancin igiyoyi na HDMI ana amfani da su don haɗa kayan aikin audiovisual zuwa TV da masu saka idanu, don haka yawancin su watsawar gajere ne, yawanci tsayin mita 3 ne kawai;Menene ya kamata masu amfani suyi idan suna buƙatar fiye da mita 3?Idan ka ci gaba da amfani da wayar tagulla, diamita na wayar jan ƙarfe zai zama mafi girma, zai yi wuya a lanƙwasa, kuma farashin zai yi yawa.Saboda haka, hanya mafi kyau ita ce amfani da fiber na gani.HDMI AOC samfurin kebul na gani na gani a zahiri samfuri ne na sasantawa na fasaha, ainihin niyya a cikin haɓaka yakamata ya zama cewa duk igiyoyin HDMI 19 sune watsa fiber na gani, wanda shine ainihin watsa fiber na gani na HDMI, amma saboda igiyoyi 7 na ƙananan- tashar saurin amfani da VCSEL+ multimode fiber ƙananan siginar siginar siginar da ƙaddamarwa ya fi wahala, kawai mai haɓakawa kawai siginar sauri mai sauri a cikin nau'ikan tashoshi 4 na tashoshin TMDS zuwa VCSEL+ multimode fiber watsa, sauran wayoyi 7 na lantarki har yanzu ana haɗa su kai tsaye ta jan ƙarfe. wireAn gano cewa bayan an watsa siginar mai sauri ta hanyar fiber na gani, saboda fadada nisan watsa siginar TMDS, fiber na gani HDMI AOC za a iya watsa shi zuwa mita 100 ko ma ya fi tsayi.Fiber Optical HDMI AOC hybrid na USB saboda siginar ƙananan sauri har yanzu yana amfani da watsa wayoyi na jan karfe, an warware matsalar siginar sauri, kuma matsalar siginar siginar ƙarancin saurin jan ƙarfe har yanzu ba a warware shi ba, don haka yana da sauƙin daidaitawa daban-daban. matsaloli a watsa mai nisa.Kuma duk waɗannan za a iya warware su gaba ɗaya idan HDMI ta yi amfani da hanyoyin fasahar fasaha duka.All-optical HDMI yana amfani da filaye na gani na 6, 4 don watsa siginar tashar tashar TMDS mai sauri, 2 don watsa siginar ƙananan sauri na HDMI, kuma ana buƙatar samar da wutar lantarki na 5V na waje a ƙarshen nuni na RX a matsayin ƙarfin motsa jiki don HPD zafi plugging.Bayan yin amfani da mafita na duka-na gani, HDMI, tashar TMDS mai saurin sauri da tashar DDC mai saurin sauri ana canza su zuwa watsa fiber na gani, kuma an inganta nisan watsawa sosai.
Taimako don ƙayyadaddun yarjejeniya
Duk da cewa layin da aka yi amfani da shi na jan karfe na gani ya tayar da rashin isar da sakonnin sakonni masu nisa zuwa tsayi mai tsayi, har yanzu akwai wata fasaha da ta warware gaba daya wanzuwar waya ta jan karfe a matsayin madubin watsawa, wato, tsantsar fiber Optical HDMI 2.1 line. HDMI 2.1 tsantsar kebul na gani mai aiki na gani (AOC) cikakke ya dace da ma'aunin HDMI 2.1, watsa siginar duk tana amfani da fiber na gani, baya ƙunshe da waya ta jan karfe, watsa fiber na gani ba batun tsangwama na lantarki ba.Siginar watsawa ta AOC ba ta da ƙarfi, matsakaicin bandwidth shine 48Gbps, yana iya isar da daidaitattun hotuna 8K ultra high-definition, mafi tsayin watsa nisa zai iya kaiwa 500m.Idan aka kwatanta da wayoyi na jan ƙarfe na gargajiya, wannan kebul na fiber optic ya fi tsayi, ya fi laushi, ya fi sauƙi, tare da ingantacciyar siginar sigina da cikakkun halaye masu dacewa na lantarki.A farkon shekara, Ƙungiyar HDMI don ƙayyadaddun takaddun takaddun shaida na HDMI don babban sabuntawa, sabon shirin gwajin takaddun shaida na DMI Passive Adapter, a baya a ƙarƙashin ƙayyadaddun gwajin gwaji na Ultra High Speed HDMI Cable, ban da dole ne ya goyi bayan aikin HEAC, kebul ɗin da aka yi amfani da shi don watsa HEAC har yanzu yana buƙatar amfani da wayar jan ƙarfe don tabbatar da shi, idan yana amfani da cikakken fiber na gani, ba za a iya tabbatar da shi ba, kuma Premium High Speed HDMI aikin HEAC a ƙarƙashin ƙayyadaddun kebul shine tallafin zaɓi na zaɓi, bayan wannan ƙayyadaddun sabuntawa ya zama. zabi na farko don tsarin gwajin duk-fiber AOC Cable a wannan matakin, fiber fiber HDMI a ƙarshe an gane shi bisa hukuma, yanzu an ce HDMI fiber watsawa a cikin na'ura mai ba da hanya tsakanin hanyoyin sadarwa (AOC) da duk watsawar gani mai kyau wanda ya fi kyau, a gaskiya, yafi dogara da farashin yi da kasuwar aikace-aikacen yanke shawara, kowanne yana da nasa abũbuwan amfãni
Lokacin aikawa: Yuli-17-2023