Optical Transceiver Glossary

8

800G 800 Gigabit Ethernet ›

B

BER Bit Error Rate › BiDi Bidirectional › Burn-in Test Accelerated Burn-in Test ›

C

CFP2 C Form-factor Pluggable 2 › CMIS Common Management Interface Specification › Coherent Optics Coherent Optical Transmission › Compatibility Testing Host Platform Compatibility Verification › Compatible Transceiver Third-party Compatible Optical Transceiver › CPO Co-Packaged Optics › CWDM Coarse Wavelength Division Multiplexing ›

D

DCI Data Center Interconnect › DDM / DOM Digital Diagnostic Monitoring / Digital Optical Monitoring › DDP Delivered Duty Paid › DFB Distributed Feedback Laser › DR / DR4 Data Center Reach › DSP Digital Signal Processor › DWDM Dense Wavelength Division Multiplexing ›

E

EEPROM Electrically Erasable Programmable Read-Only Memory › EML Electro-absorption Modulated Laser › ER / ER4 Extended Reach › Eye Diagram Signal Eye Diagram ›

F

FEC Forward Error Correction › FR / FR4 Fiber Reach ›

L

LC Lucent Connector › Lead Time Order Lead Time › Leaf-Spine Network Leaf-Spine Network Architecture › LPO Linear Pluggable Optics › LR / LR4 Long Reach ›

M

MMF Multimode Fiber › MOQ Minimum Order Quantity › MPO / MTP Multi-fiber Push On / Multi-fiber Termination Push-on › MSA Multi-Source Agreement ›

N

NRZ Non-Return-to-Zero ›

O

OEM / ODM Original Equipment Manufacturing / Original Design Manufacturing › OM3 Optical Multimode 3 › OM4 Optical Multimode 4 › Optical Power Budget Optical Link Budget › OS2 Optical Single-mode 2 › OSFP Octal Small Form-factor Pluggable ›

P

PAM4 Four-level Pulse Amplitude Modulation ›

Q

QSFP+ Quad Small Form-factor Pluggable Plus › QSFP-DD Quad Small Form-factor Pluggable Double Density › QSFP28 Quad Small Form-factor Pluggable 28 › QSFP56 Quad Small Form-factor Pluggable 56 ›

R

RDMA Remote Direct Memory Access › RMA Return Merchandise Authorization › RoCEv2 RDMA over Converged Ethernet Version 2 › Rx Sensitivity Receiver Sensitivity ›

S

Scale-up vs Scale-out Scale-up and Scale-out Networking › SFP Small Form-factor Pluggable › SFP+ Enhanced Small Form-factor Pluggable › SFP28 Small Form-factor Pluggable 28 › Silicon Photonics Silicon Photonics / SiPh › SMF Single-mode Fiber › SR / SR4 Short Reach ›

T

Temperature Cycling Temperature Cycling Test › Traceability Product and Batch Traceability › Tx Power Transmit Optical Power ›

U

UPC vs APC Ultra Physical Contact vs Angled Physical Contact ›

V

VCSEL Vertical-Cavity Surface-Emitting Laser › Vendor Coding Transceiver Vendor EEPROM Coding ›

Z

ZR / ZR+ Extended Reach / Coherent Reach Class ›