Obodo Foshan ruo Mpaghara WDM
1.1.Wulite sistemu DWDM nke 40 ọhụrụ yana otu ọwa ọnụego 10Gbps
1.2.Na-akwado 1+1 ụzọ abụọ akpaka mgbanwe mgbanwe
| Mba. | Mpaghara | Oke NO. nke CH | Mba.nke CH ga-ebuga | Ọnụ ego/CH |
| 1 | Obodo-Distrikti A | 40 | 14 | 10GE |
| 2 | Obodo-Distrikti B | 40 | 14 | 10GE |
| 3 | Obodo-Distrikti C | 40 | 8 | 10GE |
| Mkpokọta | --- | 32 | 10GE | |
2.1.Ọwa nnyefe chọrọ:
2.1.1.Nbufe nke 14*10 Gigabit ọrụ site na ime ụlọ kọmputa obodo gaa na kọmputa Nanhai
2.1.2, isi ọrụ ụzọ, ndabere ụzọ mgba ọkụ≤32mms
2.1.3.Enwere ike iji OTU mpaghara mee ka mgbaama, gbasaa, na wepụ elekere.
2.2.Ọwa nnyefe chọrọ:
2.2.1.Nbufe ọrụ 14*10 Gigabit site na ime ụlọ kọmputa obodo gaa na ụlọ kọmputa Shunde
2.2.2, isi ọrụ ụzọ, ndabere ụzọ mgba ọkụ ≤ 32mms
2.3.3.Enwere ike iji OTU mpaghara mee ka mgbaama, gbasaa, na wepụ elekere.
2.3.Ọwa nnyefe chọrọ:
2.3.1.A na-ebufe ọrụ 8*10 Gigabit site na ụlọ kọmputa obodo gaa na ụlọ kọmputa Gaoming
2.3.2.Ụzọ isi na-arụ ọrụ na ụzọ mgba ọkụ ọzọ bụ ≤32mms
2.3.3.Enwere ike iji OTU mpaghara mee ka mgbaama, gbasaa, na wepụ elekere.
3.1.Nkọwa mmemme
3.1.1.N'ịtụle mgbasawanye ikike, a na-emepụta unit demultiplexing nke ebili mmiri dịka ebili mmiri 8 si dị
3.1.2.Ngụkọta nke data enyere maka attenuation nke eriri anya (nkwụsị njikọ na ntinye ntinye gụnyere).
3.1.3.Njikọ ike mgbako:
Unidirectional: A na-agbakọ ike ọkụ otu-efegharị anya nke modul ngwa anya na 0dBm (-2～3dBm), nke BA na-abawanye ma na-ebelata site na OLP, ike eriri anya na-abata bụ + 4dBm, nke ejiri akara 27dBm belata, OLP 2dB belatara, na ike na-abanye na PA bụ -25dBm , Mgbe PA 20dB amplification, otu-efegharị ike bụ -5dBm, mgbe DEMUX de-wave, otu-wave ike bụ -10dBm, nke na-ekwe nkwa na-n'ime n'ime uche nke nso nso. modul anya;
Ntughari: Mgbe ngụkọ gasịrị, ike otu-efegharị na njedebe nnata bụ -10dBm, nke ekwenyere na ọ ga-abụ n'ime oke mmetụta nke modul ngwa anya.
3.1.4.Ngụkọta OSNR Sistemu (dị mfe): OSNR=58+4-27-1-6=28dB≥24dB, nke na-ezute nkọwapụta atụmatụ.
3.2.Uru ngwọta
3.2.1.Jiri DWDM na multiplex 40 ọrụ na otu eriri anya maka nnyefe, nke ukwuu na-azọpụta ngwa anya USB akụrụngwa na-ahụ na bandwit;
3.2.2.Nkwụsi ike dị elu: Ngwọta ngwọta a na-anabata OLP 1 + 1 ụzọ abụọ nchebe ụzọ, na-akwado mgbanwe akpaka, na-eme ka nkwụsi ike azụmahịa;
3.2.3.Ngwá ọrụ WDM na-anakwere imewe modular, dị iche iche na-arụ ọrụ na nke na-agafe agafe, dị mfe ịgbasa, naanị mkpa ịbawanye bọọdụ ọrụ mgbe ịgbasawanye, na-akwụsịghị azụmahịa dị ugbu a.
3.2.4.Ụlọ ọrụ OTU na-anabata atụmatụ 3R, nke nwere ike ịmegharị mgbaàmà ahụ, gbasaa elekere na oge ọzọ iji hụ na mgbaàmà adịghị agbagọ.
3.2.5.Kwado ọrụ dị iche iche iji nweta SDH, PDH, CATV, Ethernet, data olu, wdg, dakọtara na akụrụngwa sitere na ndị nrụpụta dị iche iche.
3.2.6.Ngwaọrụ na-enye 1 + 1 ọkụ nkwado ndabere na mpaghara, nke na-eme ka nkwụsi ike nke ngwaọrụ ahụ dịkwuo mma
3.2.7.Nweta ọrụ njikwa netwọkụ siri ike, nke nwere ike ịghọta njikwa netwọkụ dịpụrụ adịpụ, nweta nleba anya azụmaahịa n'ịntanetị na ịkwado mmezi