{"id":1148,"date":"2026-09-17T00:05:51","date_gmt":"2026-09-17T00:05:51","guid":{"rendered":"https:\/\/www.fenxifiber.com\/cwdm-vs-dwdm-5g-fronthaul\/"},"modified":"2026-09-17T00:05:51","modified_gmt":"2026-09-17T00:05:51","slug":"cwdm-ve-dwdm-5g-on-aktarim","status":"publish","type":"post","link":"https:\/\/www.fenxifiber.com\/tr\/cwdm-vs-dwdm-5g-fronthaul\/","title":{"rendered":"5G Fronthaul ve DCI i\u00e7in CWDM ve DWDM Kar\u015f\u0131la\u015ft\u0131rmas\u0131: Fiber Al\u0131c\u0131lar\u0131 \u0130\u00e7in Pasif Katman Se\u00e7imi"},"content":{"rendered":"

Hi\u00e7 kimse, \u00e7oklama i\u015fleminden ho\u015fland\u0131\u011f\u0131 i\u00e7in dalga boyu b\u00f6lmeli bir sistem sat\u0131n almaz. Bunu sat\u0131n almalar\u0131n\u0131n nedeni, tek bir fiber \u00e7iftinin, kuleye giden kanal\u0131n izin verdi\u011finden daha fazla hizmeti ta\u015f\u0131mak zorunda olmas\u0131 ve yeni bir g\u00fczerg\u00e2h i\u00e7in hendek a\u00e7man\u0131n, raftaki t\u00fcm pasif bile\u015fenlerin toplam maliyetinden daha pahal\u0131 olmas\u0131d\u0131r. Bu bask\u0131 \u00f6ncelikle, emtia olarak kabul edilen par\u00e7alara yans\u0131r: ba\u011flant\u0131 kablolar\u0131, adapt\u00f6rler, konekt\u00f6r aray\u00fczleri ve da\u011f\u0131t\u0131m \u00e7er\u00e7eveleri.<\/p>\n

\"5G<\/p>\n

CWDM ve DWDM, Al\u0131c\u0131-Vericinin Alt\u0131nda Neleri De\u011fi\u015ftiriyor?<\/h2>\n

CWDM, 1271-1611 nm aral\u0131\u011f\u0131nda 20 nm\u2019lik bir \u0131zgara \u00fczerinde 18 kanala kadar yay\u0131l\u0131r; bu aral\u0131k, so\u011futmas\u0131z lazerlerin aktif s\u0131cakl\u0131k kontrol\u00fc olmadan dalga boyunu koruyabilecekleri kadar geni\u015ftir. DWDM, C band\u0131 i\u00e7inde 100 GHz'lik bir \u0131zgarada 40 kanal veya 50 GHz'lik bir \u0131zgarada 80 ila 96 kanal s\u0131\u011fd\u0131r\u0131r ve so\u011futmal\u0131, dalga boyu kilitli optiklere ihtiya\u00e7 duyar. Her iki \u0131zgara da standartla\u015ft\u0131r\u0131lm\u0131\u015ft\u0131r; bu sayede bir tedarik\u00e7inin uyumlu \u00e7oklay\u0131c\u0131s\u0131, ba\u015fka bir tedarik\u00e7inin uyumlu al\u0131c\u0131-vericisiyle uyumludur: yo\u011fun \u0131zgara \u015fu \u015fekilde tan\u0131mlanm\u0131\u015ft\u0131r: ITU-T G.694.1<\/a> ve \u015furadaki kaba \u0131zgara ITU-T G.694.2<\/a>.<\/p>\n

Bu fark genellikle al\u0131c\u0131-vericiyle ilgili bir sorun olarak de\u011ferlendirilir. Ayn\u0131 zamanda pasif katmanla ilgili bir sorundur. Bir CWDM \u00e7oklay\u0131c\u0131, her ba\u011flant\u0131 noktas\u0131 ba\u015f\u0131na geni\u015f bir spektrum dilimini ge\u00e7irir ve makul d\u00fczeyde bile\u015fen farkl\u0131l\u0131klar\u0131na ve s\u0131radan konekt\u00f6r cilalamas\u0131na tolerans g\u00f6sterir. Bir DWDM dizili dalga k\u0131lavuzu \u0131zgaras\u0131, birbirinden 0,8 nm uzakl\u0131kta bulunan kanallar\u0131 ay\u0131rmak zorundad\u0131r; bu da k\u00fc\u00e7\u00fck yans\u0131malar\u0131 ve kirli u\u00e7 y\u00fczlerini \u00f6l\u00e7\u00fclebilir kay\u0131plara d\u00f6n\u00fc\u015ft\u00fcr\u00fcr. Bir CWDM ba\u011flant\u0131s\u0131n\u0131n \u00f6nemsemedi\u011fi geri d\u00f6n\u00fc\u015f kayb\u0131, bir DWDM kanal\u0131n\u0131n marj\u0131na mal olabilir. ITU-T G.671<\/a> \u0130lk DWDM sipari\u015finden \u00f6nce okunmaya de\u011fer bir metindir; \u00e7\u00fcnk\u00fc bu metin, optik bile\u015fenleri ba\u011f\u0131ms\u0131z donan\u0131m par\u00e7alar\u0131 olarak de\u011fil, bir iletim sisteminin par\u00e7alar\u0131 olarak ele almaktad\u0131r.<\/p>\n

CWDM ve DWDM: \u00c7al\u0131\u015fma \u0130\u00e7in Teknik \u00d6zellik Kar\u015f\u0131la\u015ft\u0131rmas\u0131<\/h2>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Parametre<\/th>\nCWDM<\/th>\nDWDM<\/th>\n<\/tr>\n<\/thead>\n
Kanal aral\u0131\u011f\u0131<\/td>\n20 nm<\/td>\n100 GHz (0,8 nm) veya 50 GHz (0,4 nm)<\/td>\n<\/tr>\n
Koordinatlar<\/td>\nITU-T G.694.2<\/td>\nITU-T G.694.1<\/td>\n<\/tr>\n
Dalga boyu aral\u0131\u011f\u0131<\/td>\n1271\u20131611 nm (O\u2013L band\u0131)<\/td>\nC band\u0131 1530-1565 nm, L band\u0131 geni\u015fletmesi<\/td>\n<\/tr>\n
Fiber \u00e7ifti ba\u015f\u0131na kanal say\u0131s\u0131<\/td>\nEn fazla 18<\/td>\n100 GHz'de 40, 50 GHz'de 80-96+<\/td>\n<\/tr>\n
Uygulamada kanal ba\u015f\u0131na h\u0131z<\/td>\n1G ila 25G, do\u011frudan alg\u0131lama<\/td>\n100G ila 800G, koherent<\/td>\n<\/tr>\n
Amplifikasyon olmadan eri\u015fim<\/td>\nYakla\u015f\u0131k 80 km<\/td>\nYakla\u015f\u0131k 120 km<\/td>\n<\/tr>\n
Geni\u015fletilmi\u015f eri\u015fim<\/td>\nPratik de\u011fil; spektrum, tek bir EDFA band\u0131 i\u00e7in \u00e7ok geni\u015f<\/td>\nEDFA veya Raman ile 2.000 km ve \u00f6tesine<\/td>\n<\/tr>\n
Filtre teknolojisi<\/td>\n\u0130nce film filtreler, geni\u015f ge\u00e7i\u015f band\u0131<\/td>\nAWG veya TFF y\u0131\u011f\u0131nlar\u0131, dar ge\u00e7i\u015f band\u0131<\/td>\n<\/tr>\n
Konekt\u00f6r geri d\u00f6n\u00fc\u015f kayb\u0131 hedefi<\/td>\n45-50 dB, UPC genellikle kabul edilebilir<\/td>\n55-60 dB, genellikle APC gereklidir<\/td>\n<\/tr>\n
En yayg\u0131n uygulama<\/td>\n5G fronthaul, metro eri\u015fimi, kamp\u00fcs<\/td>\nVeri merkezi ba\u011flant\u0131lar\u0131, uzun mesafe, denizalt\u0131 kablolar\u0131<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Sat\u0131n alma tart\u0131\u015fmalar\u0131n\u0131n \u00e7o\u011funu iki husus belirler. Al\u0131c\u0131lar yans\u0131ma oran\u0131 hedefini genellikle yetersiz belirler; zira yans\u0131ma oran\u0131 hatas\u0131, basit bir ekleme kayb\u0131 testinde hi\u00e7bir zaman ortaya \u00e7\u0131kmaz. \"Amplifikasyonlu eri\u015fim\" tart\u0131\u015fmas\u0131 ise b\u00fct\u00e7eyi belirler; \u00e7\u00fcnk\u00fc sonunda amplifikat\u00f6rlere ihtiya\u00e7 duyan bir DWDM kurulumunda, CWDM kurulumunda asla g\u00f6r\u00fclmeyen EDFA maliyeti, g\u00fc\u00e7 t\u00fcketimi ve kabin alan\u0131 gereklilikleri ortaya \u00e7\u0131kar. Planlama s\u00fcresi \u00fc\u00e7 y\u0131ldan azsa ve mesafe 40 km'nin alt\u0131nda, kanal say\u0131s\u0131 da 16 veya daha azsa, CWDM neredeyse her durumda daha ucuzdur.<\/p>\n

Her Bir A\u011f\u0131n Avantajl\u0131 Oldu\u011fu Alanlar: Fronthaul, Metro Eri\u015fimi ve A\u011flar Aras\u0131 Ba\u011flant\u0131<\/h2>\n\n\n\n\n\n\n\n\n\n
Da\u011f\u0131t\u0131m senaryosu<\/th>\nTipik a\u00e7\u0131kl\u0131k<\/th>\nKanal say\u0131s\u0131<\/th>\nUygun \u0131zgara<\/th>\nPasif katman odaklanmas\u0131<\/th>\n<\/tr>\n<\/thead>\n
Kule tepesindeki 5G fronthaul, AAU veya RRU\u2019dan DU\u2019ya<\/td>\n0,5\u201310 km<\/td>\n4-16<\/td>\nPasif CWDM<\/td>\nD\u0131\u015f ortam kullan\u0131m\u0131na uygun LC dubleks ba\u011flant\u0131 kablolar\u0131, s\u0131zd\u0131rmaz adapt\u00f6rler, \u00e7ekme tutama\u011f\u0131<\/td>\n<\/tr>\n
Metro eri\u015fim halkas\u0131<\/td>\n10-40 km<\/td>\n8-18<\/td>\nCWDM<\/td>\nRafa monte ODF, etiketli ba\u011flant\u0131 alanlar\u0131, b\u00fck\u00fclme yar\u0131\u00e7ap\u0131 kontrol\u00fc<\/td>\n<\/tr>\n
Kamp\u00fcs veya kurumsal omurga a\u011f\u0131<\/td>\n1-10 km<\/td>\n4-8<\/td>\nCWDM<\/td>\nMPO omurga hatlar\u0131, LC da\u011f\u0131t\u0131m kasetleri, polarite d\u00fczeni<\/td>\n<\/tr>\n
Veri merkezi ara ba\u011flant\u0131s\u0131<\/td>\n10-120 km<\/td>\n16-96<\/td>\nDWDM<\/td>\nY\u00fcksek yo\u011funluklu LC ve MPO, d\u00fc\u015f\u00fck kay\u0131pl\u0131 ana hatlar, APC u\u00e7 y\u00fczeyleri<\/td>\n<\/tr>\n
Uzun mesafe ve denizalt\u0131<\/td>\n120 km ile 2.000+ km aras\u0131<\/td>\n40-96+<\/td>\nG\u00fc\u00e7lendirilmi\u015f DWDM<\/td>\nEk tepsileri, d\u00fc\u015f\u00fck yans\u0131ma oran\u0131na sahip konekt\u00f6rler, ek kayb\u0131n\u0131n s\u0131k\u0131 kontrol\u00fc<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Bu tabloyu, pasif faturan\u0131n nereye d\u00fc\u015fece\u011fini g\u00f6steren bir harita olarak de\u011ferlendirin. Fronthaul ve metro \u00e7al\u0131\u015fmalar\u0131nda, d\u0131\u015f ortam kullan\u0131m\u0131na uygun montaj gruplar\u0131 ve raf donan\u0131m\u0131 \u00f6n plandad\u0131r; buradaki sorunlar ise hava ko\u015fullar\u0131, gerilim azaltma ve y\u00fcksekte servis yap\u0131labilirliktir. Ba\u011flant\u0131 \u00e7al\u0131\u015fmalar\u0131nda ise yo\u011funluk ve temizlik \u00f6n plandad\u0131r; buradaki sorun, hi\u00e7bir par\u00e7ay\u0131 minimum yar\u0131\u00e7ap\u0131n\u0131n \u00f6tesinde b\u00fckmeden 96 kanal\u0131 bir rafa s\u0131\u011fd\u0131rmakt\u0131r.<\/p>\n

Pasif Katman WDM Ba\u011flant\u0131 Marj\u0131n\u0131 Nas\u0131l Belirler?<\/h2>\n

Hesaplamalar\u0131 al\u0131c\u0131-vericiden ziyade \u00e7oklay\u0131c\u0131dan ba\u015flat\u0131n. Bir CWDM ince film \u00e7oklay\u0131c\u0131 2,5 ila 4 dB, bir DWDM dizili dalga k\u0131lavuzu \u0131zgaras\u0131 ise 3 ila 6 dB\u2019lik bir kayba neden olur ve bu, tek bir konekt\u00f6r bile tak\u0131lmadan \u00f6nce ger\u00e7ekle\u015fir. Her LC veya SC \u00e7ifti, iyi durumda yakla\u015f\u0131k 0,15 ila 0,30 dB'lik bir kayba neden olur; bir ODF ge\u00e7i\u015fi iki ek ba\u011flant\u0131 noktas\u0131 daha ekler ve dar bir kabin k\u00f6\u015fesinden ge\u00e7irilen bir kablo, hi\u00e7bir veri sayfas\u0131nda do\u011fru bir \u015fekilde tahmin edilemeyen makro b\u00fck\u00fclme kayb\u0131na neden olur. D\u00f6rt e\u015fle\u015ftirilmi\u015f \u00e7ift, bir yama alan\u0131 ve iki ekleme noktas\u0131 i\u00e7eren m\u00fctevaz\u0131 bir DWDM aral\u0131\u011f\u0131, fiber zay\u0131flamas\u0131 hesaba kat\u0131lmadan \u00f6nce 8 ila 10 dB'lik bir kayba neden olabilir. Pasif toplam kay\u0131p yakla\u015f\u0131k 6 dB'nin \u00fczerine \u00e7\u0131karsa, daha y\u00fcksek g\u00fc\u00e7l\u00fc bir mod\u00fcl sat\u0131n almak yerine yolu yeniden planlay\u0131n. \u0130\u015fe yarayan y\u00f6ntem, bizim ekleme kayb\u0131 b\u00fct\u00e7esi hesaplama k\u0131lavuzu<\/a>.<\/p>\n

\"DWDM<\/p>\n

Konekt\u00f6r Parlatmas\u0131, Fiber S\u0131n\u0131f\u0131 ve Kablo Yap\u0131s\u0131<\/h2>\n

DWDM kurulumunda en \u00f6nemli pasif karar, poli\u015f se\u00e7imidir ve bu karar genellikle atlama kablolar\u0131n\u0131 en son sipari\u015f eden ki\u015fi taraf\u0131ndan verilir. UPC u\u00e7 y\u00fczeyleri hafif bir kubbe \u015feklinde olup, sinyalin bir k\u0131sm\u0131n\u0131 do\u011frudan vericiye geri yans\u0131t\u0131r. APC u\u00e7 y\u00fczeyleri ise sekiz derecelik bir a\u00e7\u0131yla ta\u015flanm\u0131\u015ft\u0131r; bu sayede yans\u0131ma, \u00e7ekirdekten geni\u015f bir a\u00e7\u0131yla ayr\u0131l\u0131r ve asla geri d\u00f6nmez. Kaba bir \u0131zgarada bu fark, bir kalem olarak de\u011ferlendirilir. Yo\u011fun bir \u0131zgarada ise yol eskidik\u00e7e bir kanal\u0131n hata b\u00fct\u00e7esi s\u0131n\u0131rlar\u0131 i\u00e7inde kal\u0131p kalmayaca\u011f\u0131n\u0131 belirler.<\/p>\n\n\n\n\n\n\n\n\n\n\n
Teknik \u00f6zellik kalemi<\/th>\nCWDM ba\u011flant\u0131s\u0131<\/th>\nDWDM ba\u011flant\u0131s\u0131<\/th>\nBu fark neden var?<\/th>\n<\/tr>\n<\/thead>\n
Konekt\u00f6r parlatma<\/td>\nLC\/UPC veya SC\/UPC yayg\u0131n olarak kabul edilmektedir<\/td>\nLC\/APC veya SC\/APC tercih edilir<\/td>\nA\u00e7\u0131l\u0131 bir u\u00e7 y\u00fczeyi, yans\u0131malar\u0131 kayna\u011fa geri de\u011fil, \u00e7ekirde\u011fin d\u0131\u015f\u0131na do\u011fru sapt\u0131r\u0131r<\/td>\n<\/tr>\n
Geri d\u00f6n\u00fc\u015f kayb\u0131<\/td>\n45-50 dB<\/td>\n55-60 dB<\/td>\nYans\u0131t\u0131c\u0131 bir \u00e7ift, ekleme kayb\u0131 normal g\u00f6r\u00fcnse bile DWDM kanal hata e\u015fi\u011fini y\u00fckseltebilir<\/td>\n<\/tr>\n
Trunk fiber s\u0131n\u0131f\u0131<\/td>\nSu tepe noktas\u0131 bast\u0131r\u0131lm\u0131\u015f G.652.D<\/td>\nG.652.D, uzun mesafeler i\u00e7in G.654<\/td>\nOrta bant CWDM kanallar\u0131, eski tip y\u00fcksek su seviyesi zirvesi fiber \u00fczerinden ta\u015f\u0131namaz<\/td>\n<\/tr>\n
B\u00fck\u00fclmeye dayan\u0131kl\u0131 elyaf<\/td>\nDar kapal\u0131 alanlarda G.657.A1<\/td>\nG.657.A1 veya A2 i\u00e7 raflar<\/td>\nYo\u011fun bir paneldeki \u00e7ok say\u0131da viraj boyunca makro-b\u00fck\u00fclme kayb\u0131 bile\u015fikleri<\/td>\n<\/tr>\n
Ba\u011flant\u0131 eleman\u0131n\u0131n d\u0131\u015f \u00e7ap\u0131<\/td>\nYo\u011funluk i\u00e7in 2,0 mm, sahada kullan\u0131m i\u00e7in 3,0 mm<\/td>\n2,0 mm kal\u0131nl\u0131\u011f\u0131nda y\u00fcksek raflar<\/td>\nK\u0131l\u0131f \u00e7ap\u0131, kablo d\u00f6\u015feme yo\u011funlu\u011funu ve bir kablonun ne kadar ezilme korumas\u0131 sa\u011flad\u0131\u011f\u0131n\u0131 belirler<\/td>\n<\/tr>\n
U\u00e7 y\u00fczeyinin temizli\u011fi<\/td>\nHer bir ba\u011flant\u0131 noktas\u0131nda kontrol edin ve temizleyin<\/td>\nHer bir ba\u011flant\u0131 noktas\u0131n\u0131 kontrol edin ve temizleyin; istisna yok<\/td>\nBir CWDM ba\u011flant\u0131 noktas\u0131n\u0131n g\u00f6z ard\u0131 etti\u011fi kirlenme, DWDM ba\u011flant\u0131 noktas\u0131 i\u00e7inde \u0131\u015f\u0131\u011f\u0131n da\u011f\u0131lmas\u0131na neden olur<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Fiber de neredeyse ayn\u0131 derecede \u00f6nemlidir. Her iki \u015febeke de tek modlu yay\u0131l\u0131m\u0131 varsayar; ITU-T G.652<\/a>, ayr\u0131ca CWDM\u2019de 1383 nm civar\u0131ndaki orta frekans aral\u0131\u011f\u0131ndaki kanallar, y\u00fcksek su pikine sahip eski tip kablolar\u0131 ortaya \u00e7\u0131karan kanallard\u0131r; bu nedenle, 18 kanall\u0131 plan\u0131n tam olarak \u00e7al\u0131\u015faca\u011f\u0131n\u0131 varsaymadan \u00f6nce kablo sertifikas\u0131n\u0131 isteyin. Ba\u011flant\u0131 kablolar\u0131 i\u00e7in, 2,0 mm kal\u0131nl\u0131\u011f\u0131ndaki k\u0131l\u0131f daha y\u00fcksek kablo yo\u011funlu\u011fu sa\u011flarken, 3,0 mm kal\u0131nl\u0131\u011f\u0131ndaki k\u0131l\u0131f sahada daha fazla elle\u00e7lemeye dayan\u0131kl\u0131d\u0131r; aray\u00fcz ise ayn\u0131d\u0131r LC konekt\u00f6r<\/a> ya da SC g\u00f6vdesi, her iki durumda da, ve bizim tek modlu fiber optik ba\u011flant\u0131 kablosu<\/a> Bu \u00fcr\u00fcn yelpazesi, bir WDM ba\u011flant\u0131 noktas\u0131n\u0131n her iki ucunu da UPC ve APC olarak kapsamaktad\u0131r.<\/p>\n

Yo\u011fun WDM Raflar\u0131nda MPO\/MTP Trunking<\/h2>\n

Bir rafta birka\u00e7 d\u00fczine WDM ba\u011flant\u0131 noktas\u0131ndan fazlas\u0131 bulundu\u011funda, tek tek \u00e7ift y\u00f6nl\u00fc atlama kablolar\u0131 art\u0131k mant\u0131kl\u0131 gelmez. Tek modlu MPO\/MTP fiber optik ba\u011flant\u0131 kablolar\u0131<\/a> 8, 12 veya 24 fiber ta\u015f\u0131yan hatlar, \u00e7er\u00e7eveden rafa tek seferde uzan\u0131r ve ayr\u0131\u015ft\u0131rma kasetleri bunlar\u0131 \u00e7oklay\u0131c\u0131 y\u00fczeyinde LC \u00e7iftlerine da\u011f\u0131t\u0131r. Ana hat bir kez kurulur ve bir daha dokunulmaz; bu sayede, aktif dalga boylar\u0131n\u0131 ta\u015f\u0131yan ba\u011flant\u0131 noktalar\u0131 her kapasite de\u011fi\u015fikli\u011finde yeniden ba\u011flanmaz. Bunun i\u015fe yaray\u0131p yaramayaca\u011f\u0131 iki ayr\u0131nt\u0131ya ba\u011fl\u0131d\u0131r. D\u00fc\u015f\u00fck kay\u0131pl\u0131 veya \u00fcst s\u0131n\u0131f MPO konekt\u00f6rleri kullan\u0131n; \u00e7\u00fcnk\u00fc bir MPO \u00e7ifti, i\u00e7indeki her bir fiberin kayb\u0131n\u0131 ayn\u0131 anda toplar. \u0130lk ana hat sipari\u015f edilmeden \u00f6nce polariteyi belirleyin; \u00e7\u00fcnk\u00fc \u201ckey-up\u201d ve \u201ckey-down\u201d kurallar\u0131 tedarik\u00e7iler aras\u0131nda farkl\u0131l\u0131k g\u00f6sterir ve ters tak\u0131lm\u0131\u015f bir ana hat, y\u00fckleme rampas\u0131nda de\u011fil, devreye alma s\u0131ras\u0131nda ortaya \u00e7\u0131kar.<\/p>\n

\"Y\u00fcksek<\/p>\n

Da\u011f\u0131t\u0131m Panelleri ve Dalga Boyu Sonland\u0131rma<\/h2>\n

Bir ODF, WDM a\u011f\u0131nda sadece kablolar\u0131 d\u00fczenlemekten daha fazlas\u0131n\u0131 yapar. Renkli ba\u011flant\u0131 kablolar\u0131n\u0131n yeniden s\u0131n\u0131fland\u0131r\u0131ld\u0131\u011f\u0131, bozulmu\u015f bir kablonun \u00e7oklay\u0131c\u0131ya dokunulmadan de\u011fi\u015ftirildi\u011fi ve bir teknisyenin, geri kalan\u0131 \u00e7al\u0131\u015fmaya devam ederken test amac\u0131yla tek bir dalga boyunu izole edebilece\u011fi yerdir. Bu, \u00e7er\u00e7eve gev\u015feklik pay\u0131 b\u0131rak\u0131larak planlanm\u0131\u015fsa i\u015fe yarar. Ba\u015flang\u0131\u00e7ta ihtiya\u00e7 duyaca\u011f\u0131n\u0131z ba\u011flant\u0131 noktas\u0131 say\u0131s\u0131n\u0131n yakla\u015f\u0131k iki kat\u0131 kadar b\u00fct\u00e7e ay\u0131r\u0131n, her y\u00f6nlendirme yolundaki b\u00fck\u00fclme yar\u0131\u00e7ap\u0131n\u0131 koruyun ve fiziksel konum yerine dalga boyuna g\u00f6re etiketleyin; zira konumlar her y\u00fckseltmede de\u011fi\u015fir. Kanal plan\u0131n\u0131n tavan\u0131na g\u00f6re boyutland\u0131r\u0131lm\u0131\u015f bir \u00e7er\u00e7eve, ilk g\u00fcn trafi\u011fine g\u00f6re boyutland\u0131r\u0131lm\u0131\u015f bir \u00e7er\u00e7eveye g\u00f6re \u00e7ok az daha pahal\u0131d\u0131r ve bizim ODF fiber optik da\u011f\u0131t\u0131m panosu<\/a> \u00c7ekirdek say\u0131s\u0131 12 ile 144 aras\u0131nda de\u011fi\u015fmektedir.<\/p>\n

\"WDM<\/p>\n

Temizlik, Testler ve B\u00fct\u00e7e Disiplini<\/h2>\n

Sahaya ula\u015fan WDM ar\u0131zalar\u0131n\u0131n \u00e7o\u011fu, bile\u015fen ar\u0131zalar\u0131 de\u011fildir. Bunlar, kirlenmi\u015f u\u00e7 y\u00fczleri, ters tak\u0131lm\u0131\u015f bir \u00e7ift veya b\u00fct\u00e7ede yeterince yer ayr\u0131lmam\u0131\u015f pasif yoldan kaynaklan\u0131r. Nakliye s\u0131ras\u0131nda olu\u015fan toz sorunu ger\u00e7ek bir tehlike oldu\u011fundan, fabrikada sonland\u0131r\u0131lm\u0131\u015f atlama kablolar\u0131 da dahil olmak \u00fczere, her bir ba\u011flant\u0131 noktas\u0131n\u0131 birle\u015ftirmeden \u00f6nce inceleyin ve temizleyin. 1310 nm'de yap\u0131lan bir ekleme kayb\u0131 testi, APC yolundaki 1550 nm kanal\u0131 hakk\u0131nda pek bir bilgi vermez; bu nedenle, ilgili dalga boyunda kanal ba\u015f\u0131na kayb\u0131 ve yans\u0131ma oran\u0131n\u0131 \u00f6l\u00e7\u00fcn ve bu de\u011ferleri tesisat kay\u0131tlar\u0131na ekleyin. Fluke Networks<\/a> Bu b\u00fct\u00e7enin haz\u0131rlanmas\u0131na ili\u015fkin pratik bir k\u0131lavuz yay\u0131nlamaktad\u0131r ve kabul formunuzu bu k\u0131lavuza g\u00f6re standart hale getirmeniz faydal\u0131 olacakt\u0131r.<\/p>\n

Kapasite Art\u0131r\u0131m\u0131 Yol Haritas\u0131: \u00dc\u00e7 A\u015fama<\/h2>\n

Al\u0131c\u0131-vericiler yaln\u0131zca birinci a\u015famada gelse bile pasif katman\u0131 ileriye d\u00f6n\u00fck olarak planlay\u0131n. Bu s\u0131ralama, her a\u015faman\u0131n bir \u00f6nceki a\u015famay\u0131 ge\u00e7ersiz k\u0131lmas\u0131n\u0131 \u00f6nler.<\/p>\n

1. A\u015fama: \u0130lk g\u00fcnden itibaren kapasite, 0 ila 12 ay<\/h3>\n
    \n
  • G\u00fcn\u00fcm\u00fcz\u00fcn a\u00e7\u0131kl\u0131k ve kanal say\u0131s\u0131na uygun \u015febekeyi kurun.<\/li>\n
  • Daha sonra yo\u011fun \u015febeke hizmetinin verilece\u011fi her yerde APC gruplar\u0131n\u0131 sipari\u015f edin.<\/li>\n
  • \u00c7er\u00e7eveyi, koruma alt\u0131ndaki kablo y\u00f6nlendirmeleriyle, ba\u015flatma ba\u011flant\u0131 noktas\u0131 say\u0131s\u0131n\u0131n iki kat\u0131 olacak \u015fekilde kurun.<\/li>\n<\/ul>\n

    2. A\u015fama: Yo\u011funluk art\u0131\u015f\u0131, 12 ila 30 ay<\/h3>\n
      \n
    • Dubleks ba\u011flant\u0131 kablosu say\u0131s\u0131 dolab\u0131n kapasitesini a\u015fmaya ba\u015flad\u0131\u011f\u0131nda, tek modlu MPO\/MTP ana hatlar\u0131n\u0131 ekleyin.<\/li>\n
    • Tek bir g\u00fczerg\u00e2h \u00fczerinde farkl\u0131 s\u0131n\u0131flardaki konekt\u00f6rleri kar\u0131\u015ft\u0131rmak yerine, yeni ana hatlarda d\u00fc\u015f\u00fck kay\u0131pl\u0131 konekt\u00f6rler kullan\u0131n.<\/li>\n
    • Amplifikat\u00f6rleri eklemeden \u00f6nce, as-built kay\u0131p kay\u0131tlar\u0131n\u0131 kanal kanal yeniden referans al\u0131n.<\/li>\n<\/ul>\n

      3. A\u015fama: Dalga boyu geni\u015flemesi, 30 aydan sonra<\/h3>\n
        \n
      • 40 km\u2019den k\u0131sa mesafelerde \u0131zgara de\u011fi\u015fikli\u011fini de\u011ferlendirmeden \u00f6nce, kalan iri \u0131zgaral\u0131 kanallar\u0131 doldurun.<\/li>\n
      • Yaln\u0131zca yo\u011fun \u0131zgaral\u0131 yans\u0131ma gerektiren yollar\u0131 yeniden sonland\u0131r\u0131n.<\/li>\n
      • Geni\u015fletme \u00e7al\u0131\u015fmalar\u0131 s\u0131ras\u0131nda dokunulan her g\u00fczerg\u00e2hta viraj yar\u0131\u00e7ap\u0131n\u0131 ve ezilme korumas\u0131n\u0131 yeniden kontrol edin.<\/li>\n<\/ul>\n

        Her iki \u015febeke de olgunla\u015fm\u0131\u015f ve yayg\u0131n olarak kullan\u0131labilir durumda oldu\u011fundan, karar nadiren tedarik meselesi olur. As\u0131l mesele, \u015febekeyi kapsama alan\u0131na uygun hale getirmek ve ard\u0131ndan pasif katman\u0131n, tasarland\u0131\u011f\u0131 y\u00fck\u00fc ta\u015f\u0131mas\u0131na izin vermektir. Bu s\u0131ray\u0131 do\u011fru belirleyen al\u0131c\u0131lar, \u00f6n\u00fcm\u00fczdeki be\u015f y\u0131l\u0131 kabinleri yeniden tasarlamak yerine dalga boylar\u0131 ekleyerek ge\u00e7irirler.<\/p>","protected":false},"excerpt":{"rendered":"

        5G fronthaul ve veri merkezi ara ba\u011flant\u0131s\u0131 i\u00e7in CWDM ile DWDM kar\u015f\u0131la\u015ft\u0131rmas\u0131: WDM ba\u011flant\u0131 marj\u0131n\u0131 koruyan kanal \u0131zgaralar\u0131, konekt\u00f6r cilalamas\u0131, ba\u011flant\u0131 kablolar\u0131 ve ODF se\u00e7enekleri.<\/p>","protected":false},"author":1,"featured_media":897,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-1148","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"_links":{"self":[{"href":"https:\/\/www.fenxifiber.com\/tr\/wp-json\/wp\/v2\/posts\/1148","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.fenxifiber.com\/tr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.fenxifiber.com\/tr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.fenxifiber.com\/tr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.fenxifiber.com\/tr\/wp-json\/wp\/v2\/comments?post=1148"}],"version-history":[{"count":0,"href":"https:\/\/www.fenxifiber.com\/tr\/wp-json\/wp\/v2\/posts\/1148\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.fenxifiber.com\/tr\/wp-json\/wp\/v2\/media\/897"}],"wp:attachment":[{"href":"https:\/\/www.fenxifiber.com\/tr\/wp-json\/wp\/v2\/media?parent=1148"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.fenxifiber.com\/tr\/wp-json\/wp\/v2\/categories?post=1148"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.fenxifiber.com\/tr\/wp-json\/wp\/v2\/tags?post=1148"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}