FTTH Mai karɓa na gani (CT-2002C)
Dubawa
Wannan samfurin shine mai karɓa na gani na FTTH, ta yin amfani da ƙananan ƙarfin karɓar ƙarfin gani da fasaha na AGC mai sarrafawa, wanda zai iya biyan bukatun fiber-to-the-gida, kuma za'a iya amfani dashi tare da ONU ko EOC don cimma nasara sau uku. Akwai WDM, 1550nm CATV siginar photoelectric hira da RF fitarwa, 1490/1310 nm PON sigina kai tsaye wucewa ta, wanda zai iya saduwa da FTTH daya Tantancewar fiber watsa CATV + XPON. da kuma bi XGSPON yanayi,
Samfurin yana ƙunshe a cikin tsari kuma mai sauƙin shigarwa, kuma samfuri ne mai kyau don gina cibiyar sadarwar FTTH TV ta USB.
Siffar
> Harsashi filastik mai inganci tare da ƙimar wuta mai kyau.
> Tashar RF cikakken GaAs ƙananan ƙararrawar ƙararrawa. Mafi ƙarancin karɓar siginar dijital shine -18dBm, kuma mafi ƙarancin karɓar siginar analog shine -15dBm.
> kewayon sarrafawa na AGC shine -2 ~ -14dBm, kuma abin da ake fitarwa bai canza ba. (Za a iya keɓance kewayon AGC bisa ga mai amfani).
> Ƙaƙƙarfan ƙira mai amfani da wutar lantarki, ta yin amfani da wutar lantarki mai mahimmanci mai sauyawa don tabbatar da babban aminci da kwanciyar hankali na wutar lantarki. Yawan wutar lantarki na injin gabaɗaya bai wuce 3W ba, tare da kewayar gano haske.
WDM da aka gina a ciki, gane ƙofar fiber guda ɗaya (1490/1310/1550nm) aikace-aikacen wasa sau uku.
> SC/APC ko FC/APC mai haɗin gani na gani, awo ko inch RF interface na zaɓi.
> Yanayin samar da wutar lantarki na tashar shigarwar 12V DC.
Alamun fasaha
| lambar serial | aikin | Siffofin ayyuka | |
| Siffofin gani | |||
| 1 | Nau'in Laser | Photodiode | |
| 2 | Model Amplifier Power | MMIC | |
| 3 | shigar da tsawon haske (nm) | 1310, 1490, 1550 | |
| 4 | Cable TV wavelength (nm) | 1550 ± 10 | |
| 5 | Fitilar haske mai tsayi (nm) | 1310, 1490 | |
| 6 | Tashoshi kadai (dB) | ≥ 40 (tsakanin 1310/1490nm da 1550nm) | |
| 7 | shigar da ikon gani (dBm) | -18 ~ +2 | |
| 8 | Asarar hangen nesa (dB) | ：55 | |
| 9 | Fom ɗin haɗin gani | SC/APC | |
| RF sigogi | |||
| 1 | Mitar fitarwa na RF (MHz) | 45- 1002 MHz | |
| 2 | matakin fitarwa (dBmV) | ＞20 Kowane tashar fitarwa (shigarwar gani: -12 ~ -2 dBm) | |
| 3 | flatness (dB) | ≤ ± 0.75 | |
| 4 | Dawowar Asarar (dB) | ≥18dB | |
| 5 | RF fitarwa impedance | 75Ω | |
| 6 | Yawan fitarwa mashigai | 1 da 2 | |
| aikin haɗin gwiwa | |||
| 1 |
77 NTSC / 59 PAL analog tashoshi | CNR≥50 dB (0 dBm shigar da haske) | |
| 2 | CNR≥49Db (-1 dBm shigar da haske) | ||
| 3 | CNR≥48dB (-2 dBm shigar da haske) | ||
| 4 | CSO ≥ 60 dB, CTB ≥ 60 dB | ||
| Fasalolin TV na Dijital | |||
| 1 | MER (dB) | ≥31 | -15dBm shigar da ikon gani |
| 2 | OMI (%) | 4.3 | |
| 3 | BER (dB) | <1.0E-9 | |
| sauran | |||
| 1 | wutar lantarki (AC/V) | 100 ~ 240 (Shigar da Adafta) | |
| 2 | Input ƙarfin lantarki (DC/V) | + 5V (shigarwar FTTH, fitarwar adaftar) | |
| 3 | Yanayin aiki | -0 ℃ ~ + 40 ℃ | |
Tsarin tsari
Hoton samfur
FAQ
FTTH Mai karɓar Tambayoyi akai-akai
Q1. Menene FTTH Optical receiver?
A: Mai karɓar gani na FTTH na'urar ce da ake amfani da ita a cikin hanyoyin sadarwa na fiber-to-the-gida (FTTH). An ƙera shi don karɓar sigina na gani daga cibiyoyin sadarwa na fiber optic da canza su zuwa siginar lantarki don ƙarin aiki.
Q2. Ta yaya FTTH Optical receiver ke aiki?
A: Mai karɓa na gani na FTTH yana ɗaukar ƙananan liyafar na gani mai ƙarfi da fasahar sarrafa riba ta atomatik (AGC). Fasahar AGC tana tabbatar da cewa ƙarfin gani da aka karɓa ya kasance a cikin takamaiman kewayon ta hanyar daidaita ribar mai karɓa. Wannan yana tabbatar da ingantaccen liyafar sigina da ingantaccen aiki.
Q3. Menene fa'idodin amfani da FTTH Optical receiver?
A: Yin amfani da masu karɓa na gani na FTTH yana kawo fa'idodi da yawa ga hanyoyin sadarwar FTTH. Yana ba da damar karɓar siginar fiber na gani mai inganci da juyawa, yana ba da damar Intanet mai sauri, TV mai inganci mai inganci, da bayyanan sabis na murya. Bugu da ƙari, ana iya haɗa shi tare da Ƙungiyar Sadarwar Sadarwar gani (ONU) ko Ethernet akan Coax (EOC) don ayyukan wasan kwaikwayo sau uku.
Q4. Menene aikace-aikacen masu karɓa na gani na FTTH?
A: FTTH na gani na gani ana amfani da su a cikin hanyoyin sadarwar FTTH don haɗa wuraren zama ko na kasuwanci tare da kayan aikin fiber optic. Yana aiki azaman na'urar ƙarshen abin da ke ɗaukar siginar gani da ke tafiya ta igiyoyin fiber optic kuma ta canza su zuwa siginar lantarki da suka dace da ayyuka daban-daban, gami da Intanet, talabijin, da murya.
Q5. Shin za a iya amfani da mai karɓar gani na FTTH tare da wasu kayan aiki?
A: Ee, ana iya amfani da mai karɓar gani na FTTH tare da ONU ko EOC don gane sabis na wasa sau uku. ONU tana aiki a matsayin cibiyar watsa labarai ta Intanet, TV da siginar murya a cikin wuraren, yayin da masu karɓar gani na FTTH ke tabbatar da ingantaccen karɓa da sauya waɗannan sigina. Tare, suna tallafawa haɗin kai mara kyau da sabis na multimedia a cikin cibiyoyin sadarwar FTTH.
