2.2 符号
符号 英文名 中文名或解释
3R Re-amplification,Reshaping,再放大,再整形,
Retiming 再定时
符号 英文名 中文名或解释
AIS Alarm Indication Signal告警指示信号
ALS Automatic Laser Shutdown激光器自动关闭
APD Avalanche Photo Diode雪崩光电二极管
APR Automatic Power Reduction自动光功率减小
BA Booster Amplifier功率放大器
CBR Constant Bit Rate固定比特速率
CWDM Coarse Wavelength Division粗波分复用Multiplexing
DPSK Differential Phase Shift Keying差分相移键控
DP-Dual Polarization Quadrature双极化正交相移键控
QPSKPhase Shift Keying
DQPSK Differential Quadrature Phase差分正交相移键控Shift Keying
DWDM Dense Wavelength Division密集波分复用Multiplexing
EM Element Management网元管理
ES Errored Second误码秒,误块秒
FEC Forward Error Correction前向纠错
LCT Local Craft Terminal本地维护终端
LOF Loss of Frame帧丢失
LOP Loss of Pointer指针丢失
LOM Loss of Multi-frame复帧丢失
LOS Loss of Signal信号丢失
MPI-R Main Path Interface at the Receiver主通道接收端
MPI-S Main Path Interface at the Sender主通道发送端
NRZ Non-Return to Zero非归零(码)
OADM Optical Add-Drop Multiplexer光分插复用器
符号 英文名 中文名或解释
OCP Optical Channel Protection光通路保护
ODB-Optical Duobinary PSBT光双二进制码相位整PSBT形二进制传输
ODCa ODUkClock of type“a”光通路数据单元k时钟类型a
ODU Optical De-multiplexer Unit光分波(解复用)器(单元)
ODUk Optical channel Data Unit-k光通路数据单元k
OLA Optical Line Amplifier光线路放大器
OMSP Optical Multiplex Section Protection光复用段保护
OMU Optical Multiplexer Unit光合波(复用)器(单元)
OOF Out of Frame帧失步
OSA Optical Spectrum Analyser光谱分析模块
OSC Optical Supervisory Channel光监控通路
OSNR Optical Signal to Noise Ratio光信噪比
OTM Optical Terminal Multiplexer光终端复用器
OTN Optical Transport Network光传送网络
OTU Optical Transponder Unit光转换单元(波长转换器)
PA Pre-Amplifier前置放大器
P-DPSK Partial Differential Phase Shift部分差分相移键控Keying
PIN Positive Intrinsic-Negative光电二极管
PMD Polarization Mode Dispersion偏振模色散
PM-Polarization Multiplexing-DQPSK偏振复用差分正交相
DQPSK移键控
PM-Polarization Multiplexing-QPSK偏振复用正交相移
QPSK键控
符号 英文名 中文名或解释
PSBT Phase Shaped Binary Transmission相位整形二进制传输
RZ Return to Zero归零(码)
RZ-Return to Zero-DQPSK归零差分正交相移
DQPSK键控
ROADM Reconfigurable Optical Add-Drop Multiplexer 可重构光分插复用器
SDH Synchronous Digital Hierarchy同步数字体系
STM Synchronous Transport Module同步传送模块
T-MUX Transport Multiplexer子速率透明服务器
WDM Wavelength Division Multiplexing波分复用