Umugozi wa Optical ukora iki?

Ibyingenzi
● Umugozi wa optique wohereza amajwi nka pulses yumucyo, iguha amajwi asobanutse nta rusaku rwamashanyarazi.
● Ikora stereo PCM Dolby Digital (kugeza 5.1), hamwe na DTS, ariko ntabwo ari-biti-bito-bitagira igihombo codecs nka Dolby TrueHD cyangwa DTS-HD Master Audio.
● Uzasangamo ibyambu bya optique kuri TV, amajwi, hamwe niyakira inzu yimikino mugihe ukeneye imiyoboro yoroshye, yizewe idafite hasi-loop hum.
● Kubirometero birebire cyangwa guhuza amakuru, verisiyo yikirahure-fibre itwara ibimenyetso kubirometero hamwe nigihombo gito cyane.
● Gutora umugozi wiburyo bisobanura guhuza ubwoko bwa fibre (plastike nikirahure), uburebure, hamwe nubuziranenge bwibihuza.

 
1. Intangiriro
Urashobora kubona icyambu cya "Optical" cyangwa "Digital Audio Out" inyuma ya TV yawe, amajwi, cyangwa AV yakira hanyuma ukibwira ko arikindi cyinjijwe. Ariko kubimenya icyo umugozi wa optique ukora Irashobora kugukiza kubabaza amajwi yataye amajwi, hasi-loop hum, hamwe no kubabara umutwe-cyane cyane mugihe uhuza ibyerekanwa bigezweho hamwe nibikoresho byamajwi byamajwi cyangwa guhinduranya amajwi adafite urusaku mubigo byubatswe murugo.
Umugozi wa optique, bakunze kwita TOSLINK (Ihuza rya Toshiba) cyangwa umugozi wa optique ya digitale, wohereza amajwi nka pulses yumucyo utagira urumuri aho kuba ibimenyetso byamashanyarazi. Ihinduka ryoroheje rikuraho hafi kwivanga kwose, rituma ubunararibonye bwawe bwo gutega amatwi butagira isuku, kandi bikarenga amajwi y’abaguzi mu majwi hagati ya data-centre ihuza imiyoboro, umurongo mugari wa “kilometero ya nyuma”, hamwe na sensor zikora neza.
Iyi ngingo irasesengura:
● Umugozi wa optique icyo aricyo n'aho waturutse
● Uburyo ikora mubyukuri gutwara amajwi
● Inyungu zingenzi kurenza ubundi bwoko bwa kabili
● Isi-nyayo ikoresha imanza murugo rwimikino, imiyoboro, umurongo mugari, hamwe nubuvuzi / inganda
● Kugereranya kuruhande hamwe na HDMI ARC / eARC, imibare ya coaxial, hamwe ninsinga zisa
● Nigute ushobora guhitamo, gushiraho, no gukemura ibibazo bya optique
● Ibigenda bigaragara bizahindura ejo hazaza ha fibre-optique
Nimurangiza, uzabyumva icyo umugozi wa optique ukora, igihe cyo gukoresha imwe, nuburyo bwo guhitamo umugozi wukuri kubisabwa byose.

 
2. Umugozi mwiza ni iki?
Umugozi wa optique-uzwi kandi nka a umugozi wa optique cyangwa TOSLINK—Ni umugozi utwara amajwi ya digitale ukoresheje pulses yoroheje ukoresheje fibre yoroheje. Bitandukanye n’insinga zishingiye ku muringa, ikoresha ibirahuri cyangwa fibre ya pulasitike mu kohereza amakuru, bigatuma irinda 100% kwivanga kwa electromagnetic (EMI) hamwe nubutaka-loop hum busanzwe buhuza amashanyarazi.
Ubusanzwe yatangijwe na Toshiba mu 1983 kugirango ihuze abakinyi ba CD niyakira, igipimo cya TOSLINK cyahise gihinduka inzira yo guhuza ibice byamajwi yabaguzi. Igihe kirenze, ibintu bifatika byahindutse Mini-TOSLINK (imashini ya mm 3,5 ya mudasobwa igendanwa na mudasobwa zigendanwa) hamwe na fibre optique ya fibre optique (POF) ihendutse kubikoresho bikoresha ingengo yimari no gukora bigufi.
2.1 Amagambo
● TOSLINK: Izina risanzwe cyane, rikomoka kuri "Toshiba Ihuza," risanzwe na Optical Communication Association.
● Umugozi wa Digital Optical Cable: Ijambo rusange rikoreshwa mugupakira hamwe nigitabo cyabakoresha.
● Umuyoboro mwiza / Umuyoboro mwiza: Izina risanzwe ryibanda ku mucyo.
2.2 Amateka Mugufi
● 1983: Toshiba itangiza TOSLINK yambere ya CD-kuri-yakira.
● Mu mpera za 1980 - 1990: Kwemererwa gukwirakwira mu bakinnyi ba DVD, amajwi, hamwe no kwakira amakinamico yo mu rugo kare.
● 2000: Mini-TOSLINK igaragara kuri mudasobwa zigendanwa n'ibikoresho byamajwi byoroshye.
● 2010: Plastiki optique fibre ihindagurika igiciro gito kubakoresha mugufi; fibre yibirahure ikomeza kwiganza mubikorwa byumwuga, guhuza imiyoboro, ninganda.

 
3. Uburyo Bikora
Kohereza amajwi ukoresheje urumuri birashobora kumvikana ejo hazaza, ariko inzira iroroshye:
1.Amashanyarazi → Guhindura urumuri
LED (cyangwa mu bikoresho byo mu rwego rwo hejuru, diode ya laser) ifunga amajwi ya digitale (S / PDIF) mumashanyarazi yumucyo.
2.Umucyo unyura muri fibre
Imbere ya fibre ya fibre, urumuri rugaragaza inkuta zometseho bitewe no kugaragariza imbere imbere, kugumana ingufu hafi yimbere ntizisohoka.
3.Urumuri → Guhindura amashanyarazi
Ku iherezo ryakira, fotodiode cyangwa sensor isa nayo itahura impiswi yumucyo hanyuma ikayihindura mubyuma byamashanyarazi S / PDIF, ibyo AV yakira cyangwa TV ikora mumajwi.
3.1 Ibice by'ingenzi
● Core: Fibre yo hagati (ikirahuri cyangwa plastike) itwara urumuri.
● Kwambika ubusa: Uruzitiro ruzengurutse urwego rwo hasi rwangirika rufata urumuri muri rusange.
● Buffer / Ikoti: Imyenda ikingira ikingira fibre yoroshye kwangirika kwumubiri nubushuhe.
3.2 Imiterere ishyigikiwe

Imiterere nka Dolby TrueHD, DTS-HD Master Audio Audio, Dolby Atmos, na DTS: X irenze optique ya ~ 1.4 Mbps ya optique kandi bisaba eARC ya HDMI cyangwa andi masano yo hejuru.

4. Kuki ukoresha imwe?
4.1 Urusaku rw'amashanyarazi Zeru
Hatariho icyuma kiyobora, umugozi wa optique ntushobora gukingirwa na RFI / EMI kandi ukuraho hasi-loop hum - ibibazo bikunze kugaragara mugihe uhuza ibikoresho mumasoko menshi.
4.2 Ijwi ryizewe
Abaguzi benshi A / V bashiraho (2.0 stereo kugeza 5.1 bazengurutse) bakora nta makemwa hejuru ya optique. Nuburyo bworoshye bwo kubona Dolby Digital cyangwa DTS idafite HDMI igoye.
4.3 Uburebure bworoshye bwo kwiruka
● Fibre optique ya fibre (POF): Kugera kuri ~ 10 m ahantu hasanzwe murugo-ikinamico hamwe nigihombo gito.
● Fibre Fibre: Ifasha kwiruka metero amagana kugera kuri kilometero (uburyo bwinshi) cyangwa kilometero mirongo (imwe-imwe) hamwe na attenensiya cyane, nibyiza kubigo byamakuru na terefone.
4.4 Kuramba
Fibre ikozwe neza irwanya kwangirika nubushuhe, bigatuma ibera ahantu habi h’inganda ndetse no hanze yacyo iyo ishyizwe mu makoti yintwaro.

 
5. Aho Uzabibona
5.1 Ikinamico
Guhuza optique ya TV hanze kumajwi cyangwa AV yakira ni inzira yoroshye yo gutuma amajwi 5.1 azenguruka kuri TV adafite inkunga ya HDMI ARC.
5.2 Ibyuma byerekana amajwi
Abakinnyi benshi ba CD, DAC, hamwe na kanseri yimikino ishaje irimo TOSLINK ariko ikabura amajwi agezweho ya HDMI. Optical igufasha kubinjiza muri sisitemu nshya ya AV nta rusaku.
5.3 Ibigo byamakuru & Urusobe rwibikorwa
Ubwoko bwa fibre-moderi imwe-imwe yohereza ibimenyetso bya 25/10/40/100 GbE hagati ya seriveri na sisitemu, bitanga ubukererwe buke, ibicuruzwa byinshi, hamwe no kwitandukanya namashanyarazi.
5.4 Umuyoboro mugari wa FTTx
Sisitemu ya GPON na XG-PON itanga interineti ya gigabit mumazu no mubyumba ikoresheje imirongo ya fibre optique, akenshi ikarangirira kumurongo wa optique hamwe nabasimbuka POF kubayobora.
5.5 Ubuvuzi & Inganda
● Endoscopy & OCT Kwerekana: Inkingi ya fibre yoroheje iyobora urumuri mumubiri kandi igasubiza amashusho akomeye kugirango asuzume.
● Ikwirakwizwa rya Fibre: Gupima ubushyuhe, imbaraga, cyangwa umuvuduko ukurikira imiyoboro, ibiraro, nuburyo ukoresheje ingaruka zinyuma muri fibre.

 
6. Uburyo Bikurikirana

Intsinga nziza irashobora kuringaniza igiciro gito, ubudahangarwa bwa EMI, no koroshya imikoreshereze, bigatuma biba byiza kubakoresha amajwi hamwe namakuru aringaniye.

7. Gutora umugozi wiburyo
7.1 Ubwoko bwa Fibre
● Plastiki Optical Fibre (POF): Ibyiza kuri metero 10 zumuguzi ukoresha amajwi.
● Ikirahure cya Multi-Mode: Bikwiranye na metero amagana mubigo byamakuru cyangwa imiyoboro yikigo.
● Ikirahuri kimwe-Ikirahure: Ikoresha ibirometero mirongo kubitumanaho hamwe nigihe kirekire.
7.2 Uburebure & Kwiyongera
Reba igipimo cya dB / km: umubare muto bisobanura gutakaza ibimenyetso bike hejuru yintera. Kuri POF, guma munsi ya m 10 udafite ibimenyetso byerekana ibimenyetso.
7.3 Umuhuza & Ikoti ryiza
Ibyuma-ferrule Amacomeka ya TOSLINK atanga igihe kirekire kandi ahuza kuruta guhuza plastike yibanze. Amakoti yometseho cyangwa PVC atezimbere ubutabazi no kurinda.
7.4 Ibitekerezo byingengo yimari
Amashanyarazi menshi ya $ 20 optique akora kimwe. Irinde ibicuruzwa bihenze cyane "audiophile" bidatanga inyungu zamajwi zirenze kwamamaza.

 
8. Gushiraho no gukosora
8.1 Inzira nziza
Komeza imirongo yoroheje; irinde kugoreka kurenza radiyo 4 cm kugirango wirinde micro-bends ihuza urumuri.
8.2 Amakosa asanzwe
Amashanyarazi yamenetse yamenetse, umukungugu cyangwa imyanda kumaso yanyuma, hamwe na kinks z'umubiri muri fibre biganisha ku guta ishuri.
8.3 Isuku & Kwipimisha
● Hindura insinga zo gutandukanya ikibazo.
● Koresha swabs idafite lint na ≥90% alcool ya isopropyl kugirango usukure mumaso yanyuma, hanyuma wumuyaga.
● Menya neza ko isoko / ibikoresho bisohoka amajwi byashyizwe kuri "Optical" cyangwa "Digital Out".

 
9. Niki gikurikiraho kumigozi ya optique?
9.1 Amafoto ya Silicon
Kwinjiza optique ya optique kuri chipiki ya silicon bizazana umuvuduko mwinshi, imbaraga nkeya imbere muri seriveri, PC, nibikoresho bigendanwa, bigabanye gushingira kumuringa.
9.2 Ikwirakwizwa rya Quantum (QKD)
Guhuza fibre ifite umutekano isezeranya ibanga ridasubirwaho rya banki, ingabo, hamwe n’ibikorwa remezo bikomeye kuri neti ya fibre isanzwe.
9.3 Imiyoboro ya Smart Fibre ikoreshwa
Gukurikirana neza no kubungabunga ibizagerwaho bizagaragaza amakosa ya fibre mbere yuko abayikoresha babona amakosa, bigafasha kwikiza optique.

 
10. Umwanzuro
Umugozi wa optique utanga amajwi adafite urusaku rwamajwi kandi ushimangira imiyoboro yamakuru yisi yose. Waba urimo kuzamura stereo, kubaka inzu yimikino, cyangwa kubaka ikigo cyihuta cyamakuru, gusobanukirwa icyo umugozi wa optique ukora iguha imbaraga zo guhitamo umugozi ukwiye, kuyishyiraho neza, no kwishimira imikorere itabangamiye imyaka iri imbere.

Ibibazo
1.Ni ubuhe bwoko bw'amajwi bukora kuri optique?
PCM 2.0, Dolby Digital (kugeza 5.1), DTS Digital Surround, DTS-ES, na DTS 96/24.
2.Ushobora gukoresha optique ya Dolby Atmos cyangwa DTS: X?
Oya-optique ya ~ 1.4 Mbps ntarengwa isaba HDMI eARC kuri-bit-igipimo cyinshi cyangwa codecs zishingiye kubintu.
3.Ni igihe kingana iki nshobora gukoresha umugozi wa optique?
Kugera kuri ~ 10 m mbere yuko igihombo cyumvikana; fibre y'ibirahure igera kure cyane.
4.Kuki uhitamo optique hejuru ya HDMI ARC?
Tanga ubudahangarwa 100% kurusaku rwamashanyarazi, ikorana nibikoresho byumurage, kandi wirinda hasi-loop hum.
5.Ni gute nsukura umugozi wa optique urangira?
Ihanagura witonze hamwe na swab idafite lint na ≥ 90% alcool ya isopropyl, hanyuma ureke umwuka wumye.
6.Ni ibirahuri-fibre optique kubanyamwuga gusa?
Fibre fibre irazimvye ariko itanga kilometero-yo kwiruka hamwe no gutakaza hafi zeru.
7.Ni iki gitera guta optique?
Kwunama gukabije, guhuza cyangwa kwangiritse, hamwe na ferrule idahuye.
8.Ese nshobora gukoresha insinga za optique hanze?
Yego - hitamo insinga zifite ikoti irwanya UV cyangwa fibre yintwaro kugirango ushyingurwe.
9.Mini-TOSLINK ni iki?
Mm 3,5 mm miniaturized TOSLINK ihuza mudasobwa zigendanwa nibikoresho byamajwi byikurura.
10.Ese insinga za optique zihenze zifite agaciro?
Oya - insinga z'ibanze ziri munsi ya $ 20 zikora kimwe n'ibirango bihebuje.

 
Reba
1.Icyambu cya Optical Audio ni iki, kandi ni ryari ngomba kugikoresha? - HowToGeek 
2.Intsinga nziza ni izihe, zikora gute? - CustomHT 
3.TOSLINK - Wikipedia 
4.Ni ubuhe buryo bwa Digital Optical Cable? - SVSound 
5.Amashanyarazi meza ya kabili - RS Kumurongo 
6.Niki Cyiza Cyuma Cyuma Cyuburyo Bitezimbere Ijwi - GearIt 
7.Nigute ushobora guhuza amajwi yo hanze ukoresheje umugozi wa optique - Samsung SG