CWDM 1270/1,1290/1......1610/1nm每個波長信道間隔20nm;
DWDM CH17~CH61 L62~L09 50GHZ信道間隔約0.4nm、100GHZ信道間隔約0.8nm、200GHZ信道間隔約1.6nm.
封裝形式:SFP、SFP+、XFP、SFP28等
用途:多用于光纖擴容線路測
特點:具有傳輸距離遠、帶寬容量大、節(jié)約光纖資源
常用的有多模850nm ;單模1310nm、1490nm、1550nm等,波長范圍較寬一般在±40nm左右.
用途:多用于機房客戶(用戶)測以
特點:功耗小、適用近距離傳輸
光器件:
發(fā)射器件使用高性能EML(電吸收調(diào)制激光器)電吸收調(diào)制器(EAM)與DFB激光器(LD)的集成器件,具有體積小、波長啁啾低等優(yōu)點。
接收器件使用APD(雪崩二極管)是具有內(nèi)增益的一種光伏器件,利用光生載流子在場內(nèi)的定向運動產(chǎn)生雪崩效應,從而獲得光電流的增益;具有封裝體積小、靈敏度高等優(yōu)點。
芯片方案
光模塊采用進口激光器驅動芯片GN2044S配合TEC驅動ADN8834,能夠將發(fā)射激光器波長鎖定在0.1nm以內(nèi)長時間工作不偏移;接收升壓電路采用進口芯片I7990長時間工作穩(wěn)定輸出電壓供電.
外殼
采用鋅合金材料以及芯片部位拉伸凸臺設計,配合使用PG80A進口導熱材料充分將IC和器件熱量導出模塊外殼。
優(yōu)勢:自主研發(fā),進口芯片,進口光引擎,進口測試設備,實纖傳輸測試,全面兼容市場主流交換機以及光傳輸設備.
附件:
DWDM 波長計算公式:λ=c/f
光在真空的速度:c=299792458 m/s
頻率:f THz
通道波長對應表:附表
ITU Cannel Product Code (ITU通道產(chǎn)品代碼) |
Frequency(頻率THz) |
Wavelength(波長) |
ITU Cannel Product Code (ITU通道產(chǎn)品代碼) |
Frequency(頻率THz) |
Wavelength(波長) |
ITU Cannel Product Code (ITU通道產(chǎn)品代碼) |
Frequency(頻率THz) |
Wavelength(波長) |
|
C波段 |
|||||||||
C17 |
191.7 |
1563.86nm |
C35 |
193.5 |
1549.32nm |
C53 |
195.3 |
1535.04nm |
|
C18 |
191.8 |
1563.05nm |
C36 |
193.6 |
1548.51nm |
C54 |
195.4 |
1534.25nm |
|
C19 |
191.9 |
1562.23nm |
C37 |
193.7 |
1547.72nm |
C55 |
195.5 |
1533.47nm |
|
C20 |
192.0 |
1561.42nm |
C38 |
193.8 |
1546.92nm |
C56 |
195.6 |
1532.68nm |
|
C21 |
192.1 |
1560.61nm |
C39 |
193.9 |
1546.12nm |
C57 |
195.7 |
1531.90nm |
|
C22 |
192.2 |
1559.79nm |
C40 |
194.0 |
1545.32nm |
C58 |
195.8 |
1531.12nm |
|
C23 |
192.3 |
1558.98nm |
C41 |
194.1 |
1544.53nm |
C59 |
195.9 |
1530.33nm |
|
C24 |
192.4 |
1558.17nm |
C42 |
194.2 |
1543.73nm |
C60 |
196.0 |
1529.55nm |
|
C25 |
192.5 |
1557.36nm |
C43 |
194.3 |
1542.94nm |
C61 |
196.1 |
1528.77nm |
|
C26 |
192.6 |
1556.55nm |
C44 |
194.4 |
1542.14nm |
|
|
|
|
C27 |
192.7 |
1555.75nm |
C45 |
194.5 |
1541.35nm |
|
|
|
|
C28 |
192.8 |
1554.94nm |
C46 |
194.6 |
1540.56nm |
|
|
|
|
C29 |
192.9 |
1554.13nm |
C47 |
194.7 |
1539.77nm |
|
|
|
|
C30 |
193.0 |
1553.33nm |
C48 |
194.8 |
1538.98nm |
|
|
|
|
C31 |
193.1 |
1552.52nm |
C49 |
194.9 |
1538.19nm |
|
|
|
|
C32 |
193.2 |
1551.72nm |
C50 |
195.0 |
1537.40nm |
|
|
|
|
C33 |
193.3 |
1550.92nm |
C51 |
195.1 |
1536.61nm |
|
|
|
|
C34 |
193.4 |
1550.12nm |
C52 |
195.2 |
1535.82nm |
|
|
|
|
H波段 |
|||||||||
H21 |
192.15 |
1560.20nm |
H35 |
193.55 |
1548.91nm |
H49 |
194.95 |
1537.79nm |
|
H22 |
192.25 |
1559.39nm |
H36 |
193.65 |
1548.11nm |
H50 |
195.05 |
1537.00nm |
|
H23 |
192.35 |
1558.58nm |
H37 |
193.75 |
1547.32nm |
H51 |
195.15 |
1536.22nm |
|
H24 |
192.45 |
1557.77nm |
H38 |
193.85 |
1546.52nm |
H52 |
195.25 |
1535.43nm |
|
H25 |
192.55 |
1556.96nm |
H39 |
193.95 |
1545.72nm |
H53 |
195.35 |
1534.64nm |
|
H26 |
192.65 |
1556.15nm |
H40 |
194.05 |
1544.92nm |
H54 |
195.45 |
1533.86nm |
|
H27 |
192.75 |
1555.34nm |
H41 |
194.15 |
1544.13nm |
H55 |
195.55 |
1533.07nm |
|
H28 |
192.85 |
1554.54nm |
H42 |
194.25 |
1543.33nm |
H56 |
195.65 |
1532.29nm |
|
H29 |
192.95 |
1553.73nm |
H43 |
194.35 |
1542.54nm |
H57 |
195.75 |
1531.51nm |
|
H30 |
193.05 |
1552.93nm |
H44 |
194.45 |
1541.75nm |
H58 |
195.85 |
1530.72nm |
|
H31 |
193.15 |
1552.12nm |
H45 |
194.55 |
1540.95nm |
H59 |
195.95 |
1529.94nm |
|
H32 |
193.25 |
1551.32nm |
H46 |
194.65 |
1540.16nm |
H60 |
196.05 |
1529.16nm |
|
H33 |
193.35 |
1550.52nm |
H47 |
194.75 |
1539.37nm |
|
|
|
|
H34 |
193.45 |
1549.72nm |
H48 |
194.85 |
1538.58nm |
|
|
|
|
L波段 |
|||||||||
L62 |
186.2 |
1610.06nm |
L81 |
188.1 |
1593.79nm |
L00 |
190.0 |
1577.86nm |
|
L63 |
186.3 |
1609.19nm |
L82 |
188.2 |
1592.95nm |
L01 |
190.1 |
1577.03nm |
|
L64 |
186.4 |
1608.33nm |
L83 |
188.3 |
1592.10nm |
L02 |
190.2 |
1576.20nm |
|
L65 |
186.5 |
1607.47nm |
L84 |
188.4 |
1591.26nm |
L03 |
190.3 |
1575.37nm |
|
L66 |
186.6 |
1606.60nm |
L85 |
188.5 |
1590.41nm |
L04 |
190.4 |
1574.54nm |
|
L67 |
186.7 |
1605.74nm |
L86 |
188.6 |
1589.57nm |
L05 |
190.5 |
1573.71nm |
|
L68 |
186.8 |
1604.88nm |
L87 |
188.7 |
1588.73nm |
L06 |
190.6 |
1572.89nm |
|
L69 |
186.9 |
1604.03nm |
L88 |
188.8 |
1587.88nm |
L07 |
190.7 |
1572.06nm |
|
L70 |
187.0 |
1603.17nm |
L89 |
188.9 |
1587.04nm |
L08 |
190.8 |
1571.24nm |
|
L71 |
187.1 |
1602.31nm |
L90 |
189.0 |
1586.20nm |
L09 |
190.9 |
1570.42nm |
|
L72 |
187.2 |
1601.46nm |
L91 |
189.1 |
1585.36nm |
|
|
|
|
L73 |
187.3 |
1600.60nm |
L92 |
189.2 |
1584.53nm |
|
|
|
|
L74 |
187.4 |
1599.75nm |
L93 |
189.3 |
1583.69nm |
|
|
|
|
L75 |
187.5 |
1598.89nm |
L94 |
189.4 |
1582.85nm |
|
|
|
|
L76 |
187.6 |
1598.04nm |
L95 |
189.5 |
1582.02nm |
|
|
|
|
L77 |
187.7 |
1597.19nm |
L96 |
189.6 |
1581.18nm |
|
|
|
|
L78 |
187.8 |
1596.34nm |
L97 |
189.7 |
1580.35nm |
|
|
|
|
L79 |
187.9 |
1595.49nm |
L98 |
189.8 |
1579.52nm |
|
|
|
|
L80 |
188.0 |
1594.64nm |
L99 |
189.9 |
1578.69nm |
|
|
|