1. Fibre ya Erbium
Erbium ni ikintu kidasanzwe cyisi gifite atomike ya 68 nuburemere bwa atome bwa 167.3.Urwego rwa ingufu za elegitoronike ya erbium rwerekanwe ku gishushanyo, kandi kuva mu rwego rwo hasi rwingufu kugera kurwego rwo hejuru bihuye nuburyo bwo kwinjiza urumuri.Guhinduka kuva murwego rwo hejuru rwingufu kugera kurwego rwo hasi rwingufu bihuye nuburyo bwo kohereza urumuri.
2. Ihame rya EDFA
EDFA ikoresha fibre ya erbium ion-ikoreshwa nkinyungu zunguka, zitanga ihinduka ryabaturage munsi yumucyo wa pompe.Iratahura imishwarara yatewe no kwinjiza urumuri rw'ibimenyetso.
Iyoni ya Erbium ifite urwego rwingufu eshatu.Bari kurwego rwo hasi rwingufu, E1, mugihe badashimishijwe numucyo uwo ariwo wose.Iyo fibre ihora ishimishwa na pompe yumucyo wa laser, ibice byubutaka byunguka imbaraga no kwimuka kurwego rwo hejuru.Nkinzibacyuho kuva kuri E1 ikajya kuri E3, kubera ko agace kadahungabana kurwego rwo hejuru rwingufu za E3, izahita igwa kuri leta ya E2 ishobora guhinduka mugihe cyinzibacyuho idafite imirasire.Kuri uru rwego rwingufu, ibice bifite ubuzima burebure bwo kubaho.Bitewe no gukomeza kwishima kumasoko yumucyo wa pompe, umubare wibice kurwego rwingufu za E2 bizakomeza kwiyongera, kandi umubare wibice kurwego rwingufu za E1 uziyongera.Muri ubu buryo, igabanywa ryabaturage ryagaragaye muri fibre ya erbium-dope, kandi ibyangombwa byo kwiga amplification optique birahari.
Iyo ibimenyetso byinjiza foton ingufu E = hf ihwanye neza neza nurwego rwingufu zingana hagati ya E2 na E1, E2-E1 = hf, ibice muri reta ya metastable bizahinduka mubutaka bwa E1 muburyo bwimirasire ikangura.Imirasire hamwe ninjiza Fotone iri mubimenyetso irasa na fotone, bityo byongera cyane umubare wa fotone, bigatuma ibimenyetso byinjira byinjira bihinduka ikimenyetso gikomeye gisohoka optique muri fibre ya erbium-dope, ikamenya ko byongerewe imbaraga za signal optique .
2. Igishushanyo cya sisitemu no kumenyekanisha ibikoresho by'ibanze
2.1.Igishushanyo mbonera cya L-band optique fibre amplifier sisitemu niyi ikurikira:
2.2.Igishushanyo mbonera cya sisitemu ya ASE yumucyo wa sisitemu yo gusohora kwizana kwa fibre fibre niyi ikurikira:
Intangiriro y'ibikoresho
1.ROF -EDFA -HP Imbaraga Zirenze Erbium Doped Fibre Amplifier
Parameter | Igice | Min | Ubwoko | Icyiza | |
Gukoresha intera ndende | nm | 1525 | 1565 | ||
Kwinjiza ibimenyetso byerekana imbaraga | dBm | -5 | 10 | ||
Kwiyuzuza gusohora imbaraga optique | dBm | 37 | |||
Kwiyuzuza gusohora imbaraga zihamye | dB | ± 0.3 | |||
Urusaku rw'urusaku @ rwinjiza 0dBm | dB | 5.5 | 6.0 | ||
Ongera wenyine | dB | 30 | |||
Ibisohoka optique yo kwigunga | dB | 30 | |||
Kwinjiza igihombo | dB | 40 | |||
Igihombo cyo kugaruka | dB | 40 | |||
Inyungu zishingiye ku polarike | dB | 0.3 | 0.5 | ||
Uburyo bwo gukwirakwiza polarisiyasi | ps | 0.3 | |||
Kwinjiza pompe yamenetse | dBm | -30 | |||
Ibisohoka bisohoka | dBm | -30 | |||
Gukoresha voltage | V (AC) | 80 | 240 | ||
Ubwoko bwa fibre | SMF-28 | ||||
Imigaragarire | FC / APC | ||||
Imigaragarire y'itumanaho | RS232 | ||||
Ingano yububiko | Module | mm | 483 × 385 × 88 (2U rack) | ||
Ibiro | mm | 150 × 125 × 35 |
2.ROF -EDFA -B erbium-ikoporora fibre power amplifier
Parameter | Igice | Min | Ubwoko | Icyiza | ||
Gukoresha intera ndende | nm | 1525 | 1565 | |||
Ibisohoka byerekana imbaraga zingana | dBm | -10 | ||||
Inyungu ntoya | dB | 30 | 35 | |||
Kwiyuzuzamo ibintu bisohoka * | dBm | 20/20/23 | ||||
Urusaku ** | dB | 5.0 | 5.5 | |||
Kwinjiza wenyine | dB | 30 | ||||
Ibisohoka | dB | 30 | ||||
Polarisation inyungu yigenga | dB | 0.3 | 0.5 | |||
Uburyo bwo gukwirakwiza polarisiyasi | ps | 0.3 | ||||
Kwinjiza pompe yamenetse | dBm | -30 | ||||
Ibisohoka bisohoka | dBm | -40 | ||||
Gukoresha voltage | module | V | 4.75 | 5 | 5.25 | |
Ibiro | V (AC) | 80 | 240 | |||
Fibre optique | SMF-28 | |||||
Imigaragarire | FC / APC | |||||
Ibipimo | module | mm | 90 × 70 × 18 | |||
Ibiro | mm | 320 × 220 × 90 | ||||
3. ROF -EDFA -P icyitegererezo Erbium ikoporora fibre amplifier
Parameter | Igice | Min | Ubwoko | Icyiza | |
Gukoresha intera ndende | nm | 1525 | 1565 | ||
Kwinjiza ibimenyetso byerekana imbaraga | dBm | -45 | |||
Inyungu ntoya | dB | 30 | 35 | ||
Kwiyuzuzamo amashanyarazi asohoka * | dBm | 0 | |||
Urusaku rw'urusaku ** | dB | 5.0 | 5.5 | ||
Ongera wenyine | dB | 30 | |||
Ibisohoka optique yo kwigunga | dB | 30 | |||
Inyungu zishingiye ku polarike | dB | 0.3 | 0.5 | ||
Uburyo bwo gukwirakwiza polarisiyasi | ps | 0.3 | |||
Kwinjiza pompe yamenetse | dBm | -30 | |||
Ibisohoka bisohoka | dBm | -40 | |||
Umuvuduko Ukoresha | Module | V | 4.75 | 5 | 5.25 |
Ibiro | V (AC) | 80 | 240 | ||
Ubwoko bwa fibre | SMF-28 | ||||
Isohora | FC / APC | ||||
Ingano yububiko | Module | mm | 90 * 70 * 18 | ||
Ibiro | mm | 320 * 220 * 90 |